KR200489050Y1

KR200489050Y1 - Door latch for baby room

Info

Publication number: KR200489050Y1
Application number: KR2020180003814U
Authority: KR
Inventors: 이강일
Original assignee: 이강일
Priority date: 2018-08-16
Filing date: 2018-08-16
Publication date: 2019-04-22

Abstract

The present invention discloses a door knocker for a baby room, which is installed at a door of a baby room and whose structure is improved so that a child can not open a door when the door is locked by a simple operation from the outside.

Description

DOOR LATCH FOR BABY ROOM

The present invention relates to a door knocker device for a baby room, more specifically, a door knocker device for a baby room, which is installed at a door of a baby room and is structured so that a child can not open a door when the door is locked by a simple operation from the outside .

Various safety accidents can occur while young children are playing. Especially, infants who are crawling or learning how to walk are very vulnerable to accidents, and therefore there is a high probability that a safety accident will occur during carelessness of the caregiver.

Therefore, it is necessary for a child to play in a restricted space without moving far away from the viewpoint of a guardian while the child is playing, and a baby room is used for this purpose.

Generally, a baby room is composed of a fence structure in which a plurality of fence members are assembled together to form a closed fence structure, and a door is provided at a part of the fence to be able to enter and exit through a doorway. So that the door can be selectively locked.

An example of a door handle installed in a baby room is disclosed in Korean Patent Publication No. 20-2010-0005309.

5 and 6, a conventional door knocker (a locking member) is configured to be rotated at a right angle. When the door knob is rotated in a horizontal direction, the door is locked by a door so as not to open the door, When rotated in the vertical direction, the lock is released to open the door.

However, when the doors are locked by the simple rotation of the door knobs, there is a problem that the children lift the door knobs themselves in the baby room and open the doors. In other words, children have to play in the baby room for safety, and there is a problem that safety accidents occur when the children open themselves by opening the door.

1) Korean Patent Laid-Open No. 20-2010-0005309 (Registered on May 25, 2010), entitled "Prefabricated Safety Fence" 2) Korean Utility Model No. 20-0487113 (Registered on July 31, 2018), Design Name: "Door Knocker for Baby Room" 3) Utility Model No. 20-0416201 (Registered: May 08, 2006), Registered name of design: "Fence of playroom with assembly structure" 4) Korean Utility Model No. 20-0478622 (Registered on October 22, 2015), Design Name: "Fence Assembly for Protecting Children and Pets"

The object of the present invention is to improve the above-mentioned problems. The object of the present invention is to provide a baby door knocker device which is installed at a door of a baby room and can prevent children from opening the door when the door is locked by a simple operation from outside. .

The above-described object is achieved by a child car seat according to claim 1, wherein a plurality of the fence members are assembled to be connected to each other to form a baby room, and a door member is provided at a part of the baby room while the door member is opened and closed while the door is rotated about the axis, And a rotary pin coupling hole and a fixing pin insertion slot are formed on the front face of the door frame of the opening and closing part of the door, And is rotatably installed around the male pivot pin so as to be horizontally rotated so that the right portion of the pivot pin is brought into close contact with the rear surface of the door so that the door A rear member installed to be separated from the door by being hooked and rotated vertically; Wherein the female threaded portion of the female threaded portion of the female threaded portion of the female threaded portion of the female threaded portion of the male threaded portion The rotary shaft is assembled so as to be inserted into the rotary pin through the pin and through the rotary pin coupling hole so as to be rotatable about the rotary shaft and rotated horizontally together with the rear member so that the right part is closely attached to the front surface of the door, A front member provided on the right side of the front so as to penetrate through the front and rear of the button, A sliding button corresponding to a button exposing hole of the front member is formed so as to protrude from the front right side, a fixing pin through hole is formed in the middle of the front left side, and a front and rear guide block is symmetrically arranged on the upper and lower sides with respect to the fixing pin through- A moving plate provided between the front member and the door member so as to be slidable in the left and right directions with the sliding button inserted in the button exposure hole; A moving plate pressing spring installed on a part of the moving plate to elastically press the moving plate to move in the left direction; A fixing pin installed in a part of the moving plate so as to be inserted into a fixing pin insertion groove of the door frame through a fixing pin through hole and having front and rear moving protrusions symmetrically protruding upward and downward along an inclined surface of a front and rear guide block; And a fixing pin pressing spring which is interposed between the fixing pin and the front surface member and elastically presses the fixing pin in the fixing pin insertion groove direction so that the front surface member and the rear surface member are spaced apart from each other A part of the front member and the rear member are brought into close contact with the front and back surfaces of the door so that the door is not opened. At this time, the fixing pin is inserted into the fixing pin insertion groove to restrict rotation of the front member and the rear member, In this state, when the sliding button is pushed to the right, the moving plate moves to the right side, and the forward and backward movement protrusions of the stationary pin move forward along the inclined surfaces of the front and rear guide blocks to push out the stationary pin from the stationary pin insertion groove, So that the front and rear members can be rotated vertically to open the door from the door And a door frame for a baby room.

The moving plate pressing spring is inserted into a spring mounting space formed in a part of the moving plate, and one end of the moving plate pressing spring is installed to be held in close contact with a spring supporting plate formed at one side of the spring installing space, Since the moving plate pressing spring elastically presses the spring supporting plate to move the moving plate as a whole to the left so that the inclined surfaces of the front and rear guide blocks are separated from the rotation preventing protrusions of the fixing pin A fixing pin receiving boss protrudes from a rear surface of the front surface member at a position corresponding to the fixing pin, a fixing pin receiving groove is formed at the center of the fixing pin receiving boss, A corresponding projection insertion slit is formed so that a part of the fixing pin is inserted into the fixing pin receiving groove The fixing pin pressing spring is inserted into the spring insertion groove formed at the center of the fixing pin and one end is supported by the fixing pin and the other end is inserted into the fixing pin receiving groove and supported by the fixing pin receiving boss, And the fixing pin is elastically pressed to insert the fixing pin into the fixing pin insertion groove to restrict rotation of the front member and the rear member.

A coupling protrusion is protruded from the outer surface of the male coupling pin of the rear member, and a coupling slot corresponding to the coupling protrusion is formed on the outer surface of the female coupling pin of the front member. And the coupling protrusion is inserted into the coupling slot to hold the coupling protrusions together. Thus, when the front member is rotated, the coupling members are rotated together with the rear member, and a horizontally supporting horizontal plate is protruded from the middle part of the front member, The horizontal support plate is stably supported by the door member in close contact with the door member.

According to the present invention, a door-lock device for a baby room has a structure in which a child can not open a door in a baby room when a guard locks the door outside the baby room by a simple operation, so that the child opens the door of the baby room himself, Can be prevented.

1 is a plan view showing a structure of a baby room,
FIG. 2 is a front view showing a door member provided with a door unit for a baby room according to the present invention. FIG. 2 is a front view showing a state in which a door can not be opened,
FIG. 3 is a front view showing a state in which the door is unlocked so as to open the door in FIG. 2;
FIG. 4 is an assembled cross-sectional view showing a state of installation of a door knocker for a baby room according to the present invention,
Figure 5 is an operational view of Figure 4;
FIG. 6 is an exploded perspective view showing a baby door door device according to the present invention,
FIG. 7 is a partially-assembled perspective view for explaining an operating state of the fixing pin in the present invention,
FIG. 8 is a perspective view showing a state in which the fixing pin is operated in FIG. 7; FIG.

Hereinafter, the present invention will be described in detail with reference to the accompanying drawings. When describing the present invention, the left and right sides are described based on the drawings. When the baby room is installed, when the door is opened to the opposite side, the left and right sides are changed naturally.

The device is installed in the baby room 10 and is used to selectively lock the door 40 so that young children can not open the door 40 in the baby room.

Referring to FIG. 1, a baby room 10 in which the present invention is installed includes a plurality of fence members 20 connected to each other. In a part of the baby room 10, (30). The door member 30 is configured to be opened and closed while the left side rotates around an axis in which the door 40 is installed on the right side in the door frame 50. On the left side of the door member 30, Respectively. That is, the front surface of the door frame 50 of the left part where the door 40 is opened and closed is formed with a rotation pin engagement hole 52 formed to pass therethrough and a fixing pin insertion groove 54 formed as a groove. A door-lock device for a baby room is installed.

2 to 8, a door unit for a baby room according to the present invention includes a rear member 100, a front member 200, a moving plate 300, a moving plate pressing spring 400, a fixing pin 500, And a fixing pin pressing spring 600.

The rear member 100 is installed in close contact with the rear surface of the door member 30. The rear surface member 100 is formed with a number of rotation pins 110 protruding from the left side of the front surface of the door member 30, And is fitted to the rotary pin engagement hole 52 through the rotary pin 110 at the rear side of the door member 30. When the door is rotated horizontally, a part of the right side is brought into close contact with the rear surface of the door 40 to prevent the door 40 from being rotated backward. When the door is rotated vertically, (40) so that the door (40) can freely rotate backward.

A horizontal support plate 120 is horizontally protruded from the middle of the rear member 100 so that when the rear member 100 is installed on the door member 30, So as to be stably supported.

The front member 200 is installed in close contact with the front surface of the door member 30 and has an arm rotation pin 210 protruding from the rear left side of the rear member 100, . The arm rotation pin 210 is hollow and is fitted to the outer surface of the rotation pin 110. The rotation pin insertion hole 52 is formed in the front surface of the door member 30 through the arm rotation pin 210, And is fitted into the male pivot pin 110. Therefore, when the front member 200 is rotated horizontally together with the rear member 100, the right part of the front member 200 closely contacts the front surface of the door 40, So that the door 40 is prevented from rotating forward and rotated vertically so that the door 40 can freely rotate forward. A button exposing hole 220 is formed on the front right side of the front member 200 so as to pass through the front and rear sides. Of course, the button exposure hole 220 is formed to be laterally longer than the sliding button 310 so that a later-described sliding button 310 can move left and right.

An auxiliary pin 214 is formed at an inner center of the female rotary pin 210 of the front member 200 and an auxiliary pin hole 114 is formed at the center of the male rotary pin 110 of the rear member 100 The auxiliary pin 214 is inserted together with the auxiliary pin hole 114 when the female screw 210 is assembled with the male screw 210 inserted therein.

A coupling protrusion 112 protrudes from the outer surface of the male coupling pin 110 of the rear member 100 and a coupling protrusion 112 corresponding to the coupling protrusion 112 is formed on an outer surface of the female coupling pin 210 of the front member 200 When the coupling pin 210 and the female coupling pin 210 are engaged with each other, the coupling protrusion 112 is inserted into the coupling slot 212 to keep the coupling pins in the locked state, 200 are rotated together to rotate together with the rear member 100.

The front member 200 is formed with a spring latching bar 240 which is inserted into a spring installation space 340 to be described later on the right side of the rear surface of the front member 200 and supports the other end of the moving plate pushing spring 400.

The moving plate 300 is slidably movable in the lateral direction between the front member 200 and the door member 30. The moving plate 300 is provided on the right side of the front plate 200 and corresponds to the button exposing hole 220 of the front member 200 And the front and rear guide blocks 330 are symmetrically arranged on the upper and lower sides with respect to the fixing pin through holes 320 And is protruded to the front side. A sloping surface 332 is formed at the right corner of the front and rear guide block 330 to connect the bottom of the moving plate 300 and the front and rear guide blocks 330 in an inclined manner. A spring installation space 340 is formed at the upper and lower portions with respect to the sliding button 310. The spring installation space 340 includes an extension plate portion 342 protruding to the front along the end portion of the movement plate 300 And a spring support plate 344 bent from a portion of the extension plate portion 342. The movement plate pushing spring 400 described later is provided.

The moving plate pushing spring 400 is inserted into the spring mounting space 340 of the moving plate 300 so that the moving plate pushing spring 400 is elastically pressed so that the moving plate 300 moves in the left direction. That is, the moving plate pushing spring 400 is installed in the spring mounting space 340 so that one end thereof is in close contact with the spring supporting plate 344 and the other end thereof is in close contact with the spring engaging rod 240 of the front member 200, Respectively. Therefore, the moving plate pressing spring 400 elastically presses the spring supporting plate 344 to move the moving plate 300 to the left as a whole. sure. When the moving plate 300 moves to the left, the inclined surface 332 of the front and rear guide block 330 is kept apart from the rotation preventing protrusion 520 of the fixing pin 500 described later.

The fixing pin 500 is installed in a part of the moving plate 300 so as to be inserted into the fixing pin insertion groove 54 of the door frame 50 through the fixing pin through hole 320. The front and rear moving protrusions 510 are symmetrically formed on the upper and lower surfaces of the fixing pin 500 to move back and forth along the inclined surfaces 332 of the front and rear guide blocks 330.

A fixing pin receiving boss 230 protrudes from a rear surface of the front member 200 at a position corresponding to the fixing pin 500. A fixing pin receiving groove 232 is formed at the center of the fixing pin receiving boss 230 A projection insertion slit 234 corresponding to the back and forth movement projection 510 is formed on the upper and lower sides of the fixing pin receiving groove 232 so that a part of the fixing pin 500 is inserted into the fixing pin receiving groove 232 .

A rotation preventing protrusion 520 protrudes from a part of the fixing pin 500 and a protrusion receiving groove 236 corresponding to the rotation preventing protrusion 520 is formed integrally with the fixing pin receiving boss 230 The rotation preventing protrusion 520 is inserted into the protrusion receiving groove 236 to restrict the rotation of the fixing pin 500 when the fixing pin 500 is inserted into the fixing pin receiving groove 232.

The fixing pin pressing spring 600 is interposed between the fixing pin 500 and the front member 200 to elastically press the fixing pin 500 in the direction of the fixing pin insertion groove 54.

At this time, the fixing pin pressing spring 600 is inserted into the spring insertion groove 530 formed at the center of the fixing pin 500, one end is supported by the fixing pin 500, and the other end is inserted into the fixing pin receiving groove 232 And is fixed to the fixing pin receiving boss 230 so that the fixing pin 500 is elastically biased to be inserted into the fixing pin insertion groove 54 by the fixing pin 500. Of course, when the fixing pin 500 is inserted into the fixing pin insertion groove 54, rotation of the front member 200 and the rear member 100 is restricted.

Now, the assembly and operation of the baby door knocker according to the present invention will be described.

When the present invention is assembled to the door member 30, as shown in FIG. 4, the male pin 30 is inserted from the rear surface of the door member 30 into the rotary pin coupling hole 52 of the door frame 50, (100). At this time, the moving plate pressing spring 400 is inserted into the spring mounting space 340 of the rear member 100. Then, the fixing pin 500 and the moving plate 300 are assembled to the rear surface of the front member 200. That is, the fixing pin 500 is assembled so as to be inserted into the fixing pin receiving groove 232 of the fixing pin receiving boss 230. At this time, the fixing pin pressing spring 600 is assembled to be inserted together. The moving plate 300 is assembled so that the sliding button 310 is inserted into the button exposing hole 220. The front face member 200 is assembled such that the arm rotation pin 210 is inserted into the rotation pin engagement hole 52 of the door frame 50 from the front face of the door member 30 and coupled with the rotation pin 110 . The front member 200 and the rear member 100 are assembled so as to be rotatable about the female rotary pin 210 and the male rotary pin 110 coupled to each other. At this time, the fixing pin 500 is installed to be inserted into the fixing pin insertion groove 54 of the door frame 50 through the fixing pin through hole 320 of the moving plate 300.

2, the front member 200 and the rear member 100 are positioned with respect to the rotary pin engagement hole 52 of the door frame 50 by locking the door 40 with the present invention assembled as described above, Rotate horizontally. A part of the front member 200 and the rear member 100 are brought into close contact with the front and rear surfaces of the door 40 to prevent the door 40 from being opened. 4, the fixing pin 500 is automatically inserted into the fixing pin inserting groove 54 by the elastic force of the fixing pin pressing spring 600 so that the front member 200 and the rear member 100 The rotation is restricted.

When the door 40 is opened in this state, the sliding button 310 is pushed to the right as shown in FIG. 7, the moving plate 300 is moved to the right as shown in FIG. 8, and the front and rear moving protrusions 510 of the fixing pin 500 move forward along the inclined surfaces of the front and rear guide blocks 330, So that the motor 500 is moved forward as a whole. 5, the fixing pin 500 comes out of the fixing pin inserting groove 54, and the front member 200 and the rear member 100 can be rotated because the engaging structure of the fixing pin 500 is released . In this state, the front member 200 and the rear member 100 are vertically rotated with respect to the rotation pin engagement hole 52 of the door frame 50 as shown in FIG. The front member 200 and the rear member 100 are separated from the door 40 and the door 40 is opened because the structure in which the door 40 is held is released.

Thus, when the front member 200 and the rear member 100 are horizontally moved in order to lock the door 40, the door is rotated by simply pushing and rotating the door so that the door is not opened. When the front member 200 and the rear member 100 are vertically moved to open the door 40 in this state, when the user tries to simply push and rotate the fixing member 500, the fixing pin 500 is inserted into the fixing pin insertion groove 54, It does not rotate. When the door 40 is opened, the front surface member 200 and the rear surface member 100 are vertically moved in a state in which the sliding button 310 is pushed to the right so that the fixing pin 500 comes out of the fixing pin insertion groove 54. [ So that the door 40 can be opened.

As a result, since the sliding button 310 is located outside the door 40, children can not open the door in the baby room 10, and only the assistant can open the door 40 ) Can be opened and closed.

While the present invention has been shown and described with respect to the specific embodiments thereof, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. Anyone who can afford it will know.

10: Baby room 30: No entrance door
40: door 50: door frame
52: rotation pin coupling hole 54: fixing pin insertion groove
100: rear member 110: male threaded pin
200: front member 210: female rotation pin
220: Button Exposure Ball 230: Fixing Pin Receiving Boss
240: spring catch rod 300: moving plate
310: Sliding button 320: Fixing pin through hole
330: front and rear guide block 332:
340: spring installation space 400: moving plate pressing spring
500: fixing pin 510: back and forth moving projection
600: Fixing pin pressing spring

Claims

A plurality of fence members are assembled to be connected to each other to form a baby room, and a door member is provided in a part of the baby room, wherein the door member is configured to open and close while rotating about an axis provided on the left side in the door frame, The door frame of the opening and closing part is installed in a baby room having a structure in which a rotation pin fitting hole and a fixing pin insertion groove are formed in parallel.
A number of rotary pins corresponding to the rotary pin engagement holes of the door frame are formed so as to protrude from the front left side and are assembled so as to be inserted into the rotary pin engagement holes through the number of rotary pins at the rear surface of the door member, A rear part installed to be apart from the door when the right part is closely attached to the rear surface of the door so as to catch the door, and when the door is rotated vertically,
Wherein the female threaded portion of the female threaded portion of the female threaded portion of the female threaded portion of the female threaded portion of the male threaded portion The rotary shaft is assembled so as to be inserted into the rotary pin through the pin and through the rotary pin coupling hole so as to be rotatable about the rotary shaft and rotated horizontally together with the rear member so that the right part is closely attached to the front surface of the door, A front member provided on the right side of the front so as to penetrate through the front and rear of the button,
A sliding button corresponding to a button exposing hole of the front member is formed so as to protrude from the front right side, a fixing pin through hole is formed in the middle of the front left side, and a front and rear guide block is symmetrically arranged on the upper and lower sides with respect to the fixing pin through- A moving plate provided between the front member and the door member so as to be slidable in the left and right directions with the sliding button inserted in the button exposure hole;
A moving plate pressing spring installed on a part of the moving plate to elastically press the moving plate to move in the left direction;
A fixing pin installed in a part of the moving plate so as to be inserted into a fixing pin insertion groove of the door frame through a fixing pin through hole and having front and rear moving protrusions symmetrically protruding upward and downward along an inclined surface of a front and rear guide block; And
And a fixing pin pressing spring interposed between the fixing pin and the front surface member and elastically pressing the fixing pin in the fixing pin insertion groove direction,
When the front member and the rear member are horizontally rotated with respect to the rotary pin engagement hole of the door frame, a part of the front member and the rear member are in close contact with the front and rear surfaces of the door so that the door is not opened. So that the rotation of the front and rear members is restricted. When the sliding button is pushed to the right in this state, the moving plate is moved to the right, and the front and rear moving projections of the fixing pin are moved forward along the inclined surfaces of the front and rear guide blocks, And the front and rear members are rotatable so that the front and rear members are rotated vertically so that the door can be separated from the door so as to open the door.

The method according to claim 1,
The moving plate pressing spring is inserted into a spring mounting space formed in a part of the moving plate, and one end of the moving plate pressing spring is installed so as to be held in close contact with a spring supporting plate formed at one side of the spring setting space, The moving plate pressing spring elastically presses the spring supporting plate to move the moving plate as a whole to the left so that the inclined surfaces of the front and rear guide blocks are separated from the rotation preventing protrusions of the fixing pin Installed,
A fixing pin receiving boss protrudes from a rear surface of the front member at a position corresponding to the fixing pin. A fixing pin receiving groove is formed at the center of the fixing pin receiving boss. A protrusion insertion hole A slit is formed and a part of the fixing pin is supported while being inserted into the fixing pin receiving groove,
The fixing pin pressing spring is inserted into the spring insertion groove formed at the center of the fixing pin and one end is supported by the fixing pin and the other end is inserted into the fixing pin receiving groove and is supported by the fixing pin receiving boss, And a pin is inserted into the fixing pin insertion groove to restrict rotation of the front member and the rear member.

The method according to claim 1,
A coupling protrusion is protruded from the outer surface of the male threaded pin of the rear member and a coupling slit corresponding to the coupling protrusion is formed on the outer surface of the female threaded pin of the front member such that when the male and the female coupling pins are fitted, The protrusions are inserted into the binding slot and are held in engagement with each other to rotate together with the rear member when the front member is rotated,
Wherein a horizontal support plate is protruded in a horizontal direction at an intermediate portion of the front surface of the rear member so that the horizontal support plate is stably supported by the door member when the rear member is installed on the door member.