KR101749596B1

KR101749596B1 - Sliding door with interactional roller

Info

Publication number: KR101749596B1
Application number: KR1020150176530A
Authority: KR
Inventors: 김도현
Original assignee: 김도현
Priority date: 2015-12-11
Filing date: 2015-12-11
Publication date: 2017-06-21

Abstract

A sliding door provided with a rotating roller for mutual sliding according to the present invention includes a main door, at least one opening door which is slid to one side by being overlapped with the main door, a guide rail formed at each of the main door and the opening door, And a fastening unit which is fastened and rotated along the guide rail.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a sliding door provided with a rotary roller for inter-

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a sliding door in which at least one door is formed by overlapping and is slidably opened and closed. More specifically, the sliding door can be installed without a frame serving as a door frame, Lt; / RTI >

Generally, a door is installed in a structure such as a building for a person to enter or exit, and serves as a passageway for passage between the space and the space.

Door is carried out for various purposes such as entrance and exit of a person, inserting and receiving of goods, isolation of a space, and various forms and configurations of doors are carried out in accordance with these various purposes.

A sliding door system in which a rectangular frame is provided on a wall and a door received in the inside of the frame is opened and closed with respect to one side or opened and closed in parallel with a wall provided with a frame is widely practiced, A sliding door is installed mainly in a place where a lot of people periodically enter and exit.

However, in the conventional sliding door, a frame for restricting the upper, lower, left, and right sides of the door has to be installed in order to install the door. Since the frame has to occupy a space as much as the displacement of sliding the door, The waste of space and the expense of expenditure were large.

In order to install a sliding type door, a sufficient space for installing a frame was required, and thus there were many restrictions on a space in which a sliding door could be applied.

Therefore, a method for solving such problems is required.

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Korean Patent Publication No. 10-2011-0029657 (March 23, 2011)

The present invention has been devised in order to solve the problems of the prior art described above, and it is an object of the present invention to provide a sliding door which can be installed without a frame supporting the door and can be applied to various places. Further, the present invention provides a sliding door which is slidably opened and closed, and a door can be opened around one side.

The problems of the present invention are not limited to the above-mentioned problems, and other problems not mentioned can be clearly understood by those skilled in the art from the following description.

In order to accomplish the above object, according to an aspect of the present invention, there is provided a sliding door provided with a rotating roller for mutual sliding according to the present invention, the sliding door comprising: a main door; at least one opening door which is slidably opened and closed by being overlapped with the main door; And a fastening unit fastened at both ends to the guide rails and the guide rails and rotating along the guide rails.

Alternatively, the main door and the development door include protrusions protruding from one surface.

The main door includes an upper frame formed to extend to one side of the upper end and formed so as to cover at least a part of the upper end of the unfolding door, and a locking protrusion formed on the lower portion of the upper frame. Some are accepted.

Alternatively, the fastening unit includes a fastening shaft and a rotating roller coupled to both ends of the fastening shaft.

The main door includes a hinge coupling portion rotatably coupled to one side of the main door, and is hinged about the hinge coupling portion.

Alternatively, the deployment door includes a lifter provided with a lifting wheel that contacts the ground when the external force is applied to the pressing portion and the pressing portion, thereby lifting the development door.

And, the lifting wheel is progressively engaged in a direction orthogonal to the direction in which the deployment door slides.

Alternatively, the main door and the development door include a rotary wheel provided at the lower end and formed to be rotatable in all directions.

According to an aspect of the present invention, there is provided a sliding door provided with a rotating roller for mutual sliding according to the present invention, comprising a guide rail on a contact surface of a main door and a development door, There is no need for a frame for restricting the door, so that it is possible to easily install the door in various places. In addition, it is possible to open and close the door together with the opening and closing structure of the sliding type, and thus various methods can be selectively used in opening and closing the door.

The effects of the present invention are not limited to the effects mentioned above, and other effects not mentioned can be clearly understood by those skilled in the art from the description of the claims.

1 is a perspective view of a sliding door provided with a rotating roller for mutual sliding according to an embodiment of the present invention.
2 is a side cross-sectional view of a sliding door provided with a rotating roller for mutual sliding according to an embodiment of the present invention.
3 is a perspective view and a plan view showing a fastening unit of a sliding door provided with a rotating roller for mutual sliding according to an embodiment of the present invention.
4 is a side cross-sectional view illustrating a top frame of a sliding door provided with a rotating roller for mutual sliding according to an embodiment of the present invention.
5 is a perspective view and a cross-sectional view illustrating a lifter of a sliding door provided with a rotating roller for mutual sliding according to an embodiment of the present invention.
6 is a state diagram illustrating a state in which a lifter of a sliding door provided with a rotating roller for mutual sliding according to an embodiment of the present invention operates.
7 is a state diagram illustrating a sliding door and a sliding operation state of a sliding door provided with a rotating roller for mutual sliding according to an embodiment of the present invention.
8 is a state diagram showing a sliding opening / closing state of a sliding door provided with a rotating roller for mutual sliding according to an embodiment of the present invention.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings. In describing the present embodiment, the same designations and the same reference numerals are used for the same components, and further description thereof will be omitted.

The sliding door provided with the rotating roller for mutual sliding according to the present invention can be implemented as follows.

FIG. 1 is a perspective view of a sliding door provided with a rotating roller for mutual sliding according to an embodiment of the present invention. FIG. 2 is a side view of a sliding door having a rotating roller for mutual sliding according to an embodiment of the present invention. FIG. 3 is a perspective view and a plan view of a fastening unit of a sliding door provided with a rotating roller for mutual sliding according to an embodiment of the present invention. FIG. FIG. 5 is a perspective view and a cross-sectional view illustrating a lifter of a sliding door provided with a rotating roller for mutual sliding according to an embodiment of the present invention.

1 to 5, a sliding door provided with a rotating roller for mutual sliding according to an embodiment of the present invention includes a main door 110, a main door 110, A guide rail 200 formed on the contact surface of the one or more development doors 120, the main door 110 and the development door 120, the contact surface between the development door 120 and the development door 120, And a fastening unit 210 fastened to the guide rail 200 and pivoted along the guide rail 200.

Each of the above-described configurations will be described in detail below.

The door module 100 may include a main door 110 and a development door 120.

The main door 110 will be described by taking a rectangular door as an example in the embodiment of the present invention, and the main door 110 and a development door 120 described later are not limited to a particular shape or shape.

The deployment door 120 is provided to be in contact with the side surface of the main door 110 and does not have to be the same size as the main door 110 and may be implemented in various sizes and shapes according to the embodiment to which the present invention is applied .

The main door 110 and the deployment door 120 are formed so that their side surfaces are overlapped with each other. The development door 120 is slidably opened to one side with the main door 110 as a center, and the door is opened and closed.

1 and 2, a deployment door 120 in contact with the main door 110 includes a first deployment door 122, a first deployment door 122, And a second deployment door 124 in contact with the door 122.

According to an embodiment to which the present invention is applied, at least one development door 120 may be provided and at least one of the first development door 122 and the second development door 124, as well as a larger number of development doors, And can be deployed.

1 and 2, the guide rail 200 is formed on a surface where the main door 110 and the development door 120 are in contact with each other.

Also, it is formed at a position corresponding to the surface where the development door 120 and the development door 120 are in contact with each other.

The guide rail 200 may be formed on the main door 110 in a lateral direction on the side contacting the first deployment door 122 and the first deployment door 122 may be coupled to the main door 110, The guide rail 200 is formed to be long in the transverse direction.

A guide rail 200 is also formed on a surface of the first deployment door 122 which is in contact with the second development door 124. A guide surface is formed on the surface of the second development door 124 in contact with the first development door 122, The rail 200 is formed.

This is because the guide rails 200 are formed on both sides of the surface contacting the main door 110 and the development door 120.

3, the fastening unit 210 is composed of a rotary roller 214 coupled to both ends of the fastening shaft 212, and the rotary roller 214 is rotated about the fastening shaft 212 .

The coupling unit 210 is configured such that the rotary rollers 214 provided at both ends thereof are coupled to the guide rail 200 so as to be rotated thereby to rotate the guide rail 200 formed on the main door 110, And the rotating roller 214 on the other side is engaged with the guide rail 200 formed on the development door 120 to provide a binding force between the main door 110 and the development door 120.

3, a plurality of rotation rollers 214 may be coupled to each other around the fastening shaft 212 as shown in FIG.

At least one fastening unit 210 may be provided, and the number of the fastening units 210 may be various according to the embodiment to which the present invention is applied.

Each of the unfolding doors 120 may be provided with a roller 310 for facilitating the movement in the direction of sliding to the lower end since the slide door operates.

1 and 2, a rotary coupling part 320 is provided on one side of the main door 110, on the opposite side to which the development door 120 is extended, And the handle 330 may be provided on one side exposed to the outside of the development door 120 so that the handle 330 may be hinged around the rotation coupling part 320 separately from the opening and closing of the slide.

At this time, the above-described roller 310 is rotatably installed in all directions so that the door module 100 can be operated without resistance even when the door is opened or closed.

The upper frame 400 is formed to extend from the upper end of the main door 110 to one side and cover at least a part of the upper end of the unfolding door 120.

The lower end of the upper frame 400 is provided with a restraining protrusion 410 protruding downward and accommodated in a restraining recess 420 formed to be long in a direction of sliding on the upper end of the escape door 120, And the restricting groove 420 guide the path through which the deploying door 120 slides to the side.

The protrusion 500 protrudes from the main door 110 at a predetermined height on a surface where the development door 120, the development door 120 and the development door 120 are in contact with each other.

Since the main door 110 and the development door 120 are slid in an interfacial contact with each other, the greater the contact area between the main door 110 and the development door 120 becomes, the greater the frictional force acting for the slide operation becomes. The protruding portion 500 minimizes the contact area between the main door 110 and the deployment door 120, thereby minimizing the frictional force during the sliding operation and reducing the noise, Also, it is possible to obtain a reduction effect.

The lifter 600 may be formed at the lower side of the unfolded side of the unfolding door 120. The intermediate portion is rotatably coupled to the rotary engaging portion 620 using a leverage principle and one end extends upwardly outward of the deployment door 120 and the other end extends downward outward of the deployment door 120.

The pressing portion 610 is formed at one end of the lifter 600 which is extended upward from the outside of the development door 120 and is an end portion formed to be pressed by the user's foot or hand.

The lifting wheel 630 is a rolling wheel that is formed at the other end of the lifter 600 extending downward outside the development door 120.

At this time, one side of the lifter 600 may be connected to the development door 120 by the elastic body 640 and may be restored when an external force applied to the lifter 600 is removed.

Operation of the sliding door provided with the rotating roller for mutual sliding according to one embodiment of the present invention will be described based on the above-described configuration.

FIG. 6 is a state view illustrating a state in which a lifter of a sliding door provided with a rotating roller for mutual sliding according to an embodiment of the present invention is operated. FIG. 7 is a cross- FIG. 8 is a state diagram showing a sliding opening / closing state of a sliding door provided with a rotating roller for mutual sliding according to an embodiment of the present invention. FIG. 8 is a state diagram illustrating a sliding door operation and a sliding door operation.

6 to 8, a sliding door provided with a rotary roller for mutual sliding according to an embodiment of the present invention does not require a frame formed to enclose the door module 100, Such as a wall or a pillar, rotatably by a spring 320.

The first and second expansion doors 122 and 124 are formed in a multi-stage configuration and are overlapped with each other with respect to the main door 110 rotatable about the hinge coupling part 320. The main door 110 The first extension door 122 and the second extension door 124 are coupled by a fastening unit 210 to the guide rail 200 formed to correspond to the respective surfaces.

The upper frame 400 may be selectively provided. In accordance with the above-described structure, each of the development doors 120 is laterally expanded on the basis of the main door 110 so that the door is opened and closed.

In addition, the handle 330 formed on one side of the development door 120 may be pulled or pushed to open and close the door. The roller 310 provided at the lower end of the development door 120 may be formed to be rotatable When the roller 310 is rotatably coupled only in a direction in which the expansion door 120 is slid, the lifter 600 installed at one lower end of the development door 120, ) Is used.

6, when the pressing portion 610 of the lifter 600 is pressed downward, the lifting wheel 630 at the other end is deployed downward by the lever principle, and the development door 120 is raised by pressing the ground And the roller 310 at the lower end of the deployment door 120 is also spaced apart from the ground with the elevation door 120 raised.

7, the door module 100 is positioned at a predetermined angle, and then the door module 100 is lifted up and down by the lifter (not shown) 600 to remove the lifting wheel 630 from the ground to deploy the deployment door 120.

The stopper of the fastening shaft 212 constituting the fastening unit 210 is connected to the damping device and / or the spring device on the inside of the guide rail 200 so that the main door 110 and the deployment door 120 can be smoothly buffered and performed.

It will be apparent to those skilled in the art that the present invention can be embodied in other specific forms without departing from the spirit or scope of the invention as defined in the appended claims. It is obvious to them. Therefore, the above-described embodiments are to be considered as illustrative rather than restrictive, and the present invention is not limited to the above description, but may be modified within the scope of the appended claims and equivalents thereof.

100: Door module 110: Main door
120: deployment door 122: first deployment door
124: Second deployment door
200: guide rail 210: fastening unit
212: fastening shaft 214: rotary roller
310: roller 320: hinge coupling part
330: Handle
400: upper frame 410: restraining projection
420:
500: protrusion
600: Lifter 610:
620: rotating coupling part 630: lifting wheel
640: elastic body

Claims

Main door;
At least one opening door overlapped with the main door and slidably opened and closed at one side;
A guide rail formed on the main door and the development door, respectively; And
And a fastening unit having both ends thereof coupled to the guide rails and rotating along the guide rails,
The fastening unit includes:
Fastening shaft; And
A rotating roller coupled to both ends of the fastening shaft;
Wherein the sliding door is provided with a rotating roller for mutual sliding.

The method according to claim 1,
Wherein the main door and the development door,
A projection protruding from one surface;
Wherein the sliding door is provided with a rotating roller for mutual sliding.

The method according to claim 1,
The main door includes:
An upper frame formed to extend to one side of the upper portion and configured to at least partially cover an upper end of the development door;
And a restraining protrusion formed at a lower portion of the upper frame,
And the restricting protrusion is partially housed in the upper portion of the deployment door.

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4. The method according to any one of claims 1 to 3,
The main door includes:
And a hinge coupling portion rotatably coupled to the one side,
And a rotary roller for mutual sliding which is opened and closed around the hinge coupling part.

6. The method of claim 5,
Wherein the development door comprises:
A lifter having a lifting wheel for lifting the development door when the external force is applied to the pressing portion and the pressing portion;
Wherein the sliding door is provided with a rotating roller for mutual sliding.

The method according to claim 6,
The lifting wheel,
Wherein the sliding door is provided with a rotary roller for mutual sliding which is movably coupled in a direction orthogonal to a direction in which the door is slid.

6. The method of claim 5,
Wherein the main door and the development door,
A rotary wheel provided at the lower end and rotatable in all directions;
Wherein the sliding door is provided with a rotating roller for mutual sliding.