KR101784984B1 - Folding door with fuction of speed control and auto-moving - Google Patents

Abstract

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a folding door capable of adjusting opening and closing speeds and opening and closing a folding door when the folding door is opened and closed. More particularly, A folding door having a function of gradually increasing the elastic force of the spring, a function of automatically closing the damper by using the elastic force of the damper when the damper is closed, and a function of gradually closing the damper.
This is because, in a door system in which a plurality of folding doors are connected to each other and are folded with each other and a door is opened or closed, a folding door is opened and the elasticity of the door is increased, The folding door is automatically closed by the added elastic force even when the folding door is closed and the closing speed is buffered so that the impact that the door hits against the door frame is buffered and automatically closed even without a separate power device So as to prevent shock and noise, and to provide a system in which the door is completely closed automatically.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a folding door,

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a folding door capable of adjusting opening and closing speeds and opening and closing a folding door when the folding door is opened and closed. More particularly, A folding door having a function of gradually increasing the elastic force of the spring, a function of automatically closing the damper by using the elastic force of the damper when the damper is closed, and a function of gradually closing the damper.

Generally, Folding Door refers to a folding door literally, which can be used for replacing the inner and outer walls of a building wall. It is durable in response to mechanical external force. It is also suitable for external use due to its soundproof and windproof effect. . In addition, it is possible to secure the field of view by applying glass to the product, and it is also used for internal use because of its excellent design.

And folding doors open more than 90% of 50% of the existing doors in order to utilize the valuable space, so it provides a wide living space for residential use and facilitates customers' It is a tendency to be used for entrance or exit of houses, shops, and so on.

Such a folding door is designed to completely open the doorway in a place where there is no space for completely opening the door on the outside of the doorway of the wall. A door frame frame is formed along the doorway shape, and a plurality of sliding doors are hinged And one end of the sliding door is connected to rotate to one side of the door frame frame.

The conventional folding door has a plurality of doors connected to each other by a hinge so that the door is rotated at an undesired rotation speed due to a pressing force when the door is opened and closed, There is a problem that inconvenience is caused to the user.

Further, when the user unconsciously closes the folding door, the folding door can not be completely closed, and the folding door is maintained in an open state, so that the user again consciously confirms whether the folding door is completely closed.

Although there are many advantages of the folding door system described above, the opening / closing speed of the door is gradually adjusted when the conventional folding door is opened or closed so that the user can predict the rotary operation range of the door. Further, There is a problem that it is not required to provide convenience and stability that the door is automatically closed to be closed gradually.

Korean Patent Publication No. 10-1219095 Korean Patent Publication No. 10-1456898 Korean Patent Publication No. 10-1485763

SUMMARY OF THE INVENTION It is an object of the present invention to provide a speed adjusting damper having a latching groove so that the opening speed of the door speed can be buffered when the folding door is opened and closed, And to provide a door device for extending shock absorption and noise, stability and life of the door.

In addition, when the folding door is closed, the door is automatically closed gradually and completely, so that the door opening / closing time can be predicted, thereby providing convenience and safety.

Another object of the present invention is to provide a door system in which a folding door is automatically closed gradually without a separate power unit.

Other objects and advantages of the present invention will be described hereinafter and will be understood by the embodiments of the present invention. Further, the objects and advantages of the present invention can be realized by the means and the combination shown in the claims.

In order to solve the above problems, the present invention provides a folding door system, comprising: a rotary slide inserted and mounted in a sliding passage formed in an upper chassis so as to be smoothly reciprocated; A plurality of folding doors each of which is fixedly mounted on the upper surface of the rotary slide are folded with each other and formed to be slidably opened and closed; Forming a rotatable latching jaw on the rotary slide attached to the outermost folding door; An elastic spring and a damping rod are formed from one side of the slide passage of the upper chassis to protrude the speed adjusting damper having the speed adjusting function and the automatic feeding function; A folding opening speed is buffered by a damper mounted in correspondence with a latching jaw when the folding door is opened, and an elastic force is applied to the folding door at the same time. When the folding door is closed, the folding door is automatically closed by the elastic force to buffer the closing speed. And to provide a folding door capable of controlling the opening and closing speed and automatically transferring the door.

As described above, according to the present invention, in a door system in which a plurality of folding doors are connected to each other and folded together and a door is opened and closed, a speed at which the door is opened when the folding door is opened is buffered, The folding door is automatically closed by the added elastic force even when the folding door is closed, and at the same time, the closing speed is buffered so as to buffer the impact of the door against the door frame, In order to prevent the impact and noise, and to automatically close the door completely.

1 is a schematic view of a folding door system;
FIG. 2 is a schematic view showing a latching jaw of a rotary slide engaged in a speed adjusting damper attached to an upper chassis of the present invention; FIG.
3 is a schematic view of a rotating slide and a latch jaw attached to a top surface of a folding door of the present invention.
Figure 4a is a schematic view of a folding door system being opened by a speed adjusting damper of the present invention.
Figure 4b is a schematic view of a folding door system opened and closed by a speed adjusting damper of the present invention.
Figure 4c is a schematic view of a folding door system closed by a speed-adjusting damper of the present invention;
5 is a schematic view showing a state in which the speed control damper and the engagement jaw are operated in correspondence with each other.

Before describing in detail several embodiments of the invention, it will be appreciated that the application is not limited to the details of construction and arrangement of components set forth in the following detailed description or illustrated in the drawings. The invention may be embodied and carried out in other embodiments and carried out in various ways. It should also be noted that the device or element orientation (e.g., "front," "back," "up," "down," "top," "bottom, Expressions and predicates used herein for terms such as "left," " right, "" lateral, " and the like are used merely to simplify the description of the present invention, Or that the element has to have a particular orientation. Also, terms such as " first "and" second "are used herein for the purpose of the description and the appended claims, and are not intended to indicate or imply their relative importance or purpose.

The present invention has the following features in order to achieve the above object.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Reference will now be made in detail to the preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings. Prior to this, terms and words used in the present specification and claims should not be construed as limited to ordinary or dictionary terms, and the inventor should appropriately interpret the concepts of the terms appropriately It should be interpreted in accordance with the meaning and concept consistent with the technical idea of the present invention based on the principle that it can be defined.

Therefore, the embodiments described in this specification and the configurations shown in the drawings are merely the most preferred embodiments of the present invention and do not represent all the technical ideas of the present invention. Therefore, It is to be understood that equivalents and modifications are possible.

In an embodiment of the folding door system according to the present invention,

In the folding door system 100,

The rotary slide 40 is inserted and mounted so as to be smoothly reciprocated within one slide passage 11 formed in the upper chassis 10;

A plurality of folding doors (30), to which the rotary slide (40) is fixedly mounted on the upper surface, are folded on each other and formed to be slidably opened and closed;

A rotatable locking protrusion 12 formed at the center of the groove at the upper portion of the rotary slide 40 of the outermost folding door 30;

An elastic spring 55 and a damping rod 54 are formed from one side of the slide passage 11 of the upper chassis 10 so as to protrude and attach the speed adjusting damper 50 so as to have a speed adjusting function and an automatic feeding function ;

The folding opening speed of the folding door 30 is buffered by the damper 50 which is hooked to the latching jaw 12 when the folding door 30 is opened and the elastic force is applied at the same time. To buffer the closing rate; The present invention relates to a folding door capable of adjusting opening and closing speeds and capable of automatic transfer.

When the folding door system 100 is completely closed, when the folding door 30 is opened, the latching part 52 of the damper 50 corresponding to the latching jaw 12 starts to move When the folding door 30 is continuously opened, the engagement inserting portion 58 is inserted and seated inwardly into the engagement groove 53 formed in the upward direction, so that the elastic spring 55 and the damping rod 54 are extended In addition,

When the door 30 is continuously opened, the damper 50 is not caught by the latching jaw 12,

When the door 30 is closed again, the latching portion 52 is engaged with the latching jaw 12 and the elastic spring 55 is loosened and the door 30 is automatically closed by the elastic force, The speed is buffered,

When the door 30 is completely closed, the latching jaw 12 is retained in the latching portion 52 of the damper 50.

Further, the speed control damper 50

And a damping rod 54 which is horizontally connected to the locking part 52 and reciprocates in a cylinder is attached to the locking part 52. An elastic spring 55 is vertically spaced from the locking part 52, So that the elastic force is actuated as the portion 52 moves horizontally,

The elastic force of the elastic spring 55 is increased to apply an elastic force to the damper 50 and to prevent the door 30 from being opened rapidly when the folding door 30 starts to be opened in a completely closed state, In addition,

When the door 30 is closed, the elastic force is restored and automatically closed so that the closing speed of the door 30 is buffered by the damping function of the damping rod 54 due to the damping liquid pressure in the cylinder. .

Hereinafter, a plurality of slide doors 100 according to a preferred embodiment of the present invention will be described in detail with reference to FIGS. 1 to 5. FIG.

As shown in Fig. 1, the present invention is characterized in that a plurality of folding doors 30 are connected to each other so as to slide in one slide passage, to fold each other, to add a buffering function to the speed of the folding door when it is opened and closed, It is intended to provide a folding door system that increases the stability and convenience of a user by adding an automatic transfer function.

As shown in FIG. 2, the upper chassis 10 of the folding door system frame is formed with a passage 11 which is reciprocally moved so that the folding doors 30 are folded together.

A rotatable slide 40 is fixedly mounted on the upper surface of one end of the door 30 by a fixture 20 and is inserted and mounted in the passage 11 and smoothly reciprocated and folded.

One side of a plurality of folding doors 30 constituting the folding door system 100 is hinged to a column of a door frame to be fixedly folded, hinged, folded on another folding door, And folded.

That is, the door 30 located at the inner side among the plurality of folding doors 30 is hinged to the upper chassis 10. When the door 30 located at the outermost position is opened and closed, the door 30 ) Are also folded together and opened and closed.

This is because the rotary slide 40 is inserted and mounted in the slide passage 11 formed in the upper chassis 10 and the rotary slide 40 is formed of a plurality of rotating rollers, 11) inner wall surface, and smoothly slide and move back and forth.

The rotary slide 40 is fixedly mounted on the upper surface of the folding door 30 so that the plurality of folding doors 30 are folded on each other and are slidably opened and closed. The rotary slide 40 may be fixed to the upper surface of the end of the door 30 or may be fixed to the intermediate upper surface of the door 30.

As shown in Figs. 2 to 3,

A feature of the present invention is to form a rotation type locking protrusion 12 on the rotary slide 40 of the outermost folding door 30.

The locking protrusion 12 is formed in a circular shape having a circular shape and a circular groove is formed at its center. The locking protrusion 12 can be rotated integrally with the rotary slide 40 and can not rotate. 50 to the engaging portion 52 of the engaging portion.

The latching jaws 12 are interlocked with the speed adjusting damper 50 which is attached to the slide passage 11 of the upper chassis 10 so as to protrude from one side thereof.

The damper 50 is formed with an elastic spring 55 and a damping rod 54 so as to have a speed adjusting function and an automatic feeding function and corresponds to the engaging jaw 12 when the folding door 30 is opened So that the opening speed of the folding door is buffered by the damper 50 and the elastic force is added at the same time.

When closed, is automatically closed by the elastic force, so as to buffer the closing speed; .

The operation of the folding door system of the present invention will be described in detail with reference to FIG.

 When the folding door system 100 is completely closed, when the folding door 30 is opened, the latching portion 52 of the damper 50, which is engaged with the latching jaw 12, starts to move.

 This is because when the door 30 is completely closed the engaging portion 52 of the speed adjusting damper 50 is caught by the engaging jaw 12 and the engaging portion 52 is engaged with the engaging portion 57, (58). ≪ / RTI >

When the outermost door 30 is opened, the spring 55 constituting the damper 50 is stretched to increase the elastic force, so that the door 30 is strongly opened and opened by the spring 55, . As a result, the door is opened strongly so that a slow opening effect is generated, thereby increasing the stability of the user and adding an elastic force to the damper (50).

This is because when the folding door 30 is continuously opened, the engaging insertion portion 58 constituting the engaging portion 52 is inserted and seated inwardly in the engaging groove 53 formed in the upward direction, so that the elastic spring 55 and the damping The rod 54 is kept in the stretched state, so that an elastic force is added.

4B, if the door 30 is continuously opened, the damper 50 is not caught by the latching jaw 12, and the positions of the latching jaw 12 and the damper 50 are different from each other And the damper 50 fixedly attached to the upper chassis 10 maintains a state of being stretched by the elastic spring 55 and includes an elastic force.

When the folding door 30 is continuously opened, the latching portion 58 is inserted into the latching groove 53 formed upward, and the spring 55 And the damper rod 54 connected to the same horizontal portion as the engaging portion 52 is in a state of being extended to the maximum length.

When the door 30 is continuously opened in this state, the speed adjusting damper 50 is completely removed from the position of the latching jaw 12, and the spring 55 and the damper rod 54 of the speed adjusting damper 50 And is fixedly attached to the upper chassis 10 while maintaining the maximum stretched state.

4C, when the door 30 is closed again, the resilient spring 55 is loosened while the retaining portion 52 is hooked on the retaining jaw 12, and the resilient force is automatically applied to the door 30 ) Is gradually closed, the closing speed is buffered,

When the door 30 is completely closed, the latching jaw 12 is retained in the latching portion 52 of the damper 50.

4B through 4C and 5 illustrate the door 30 in a closed state and when the door 30 reaches a certain point where the door 30 is closed the speed adjusting damper 50 The engagement protrusion 57 of the engagement protrusion 57 touches the engagement protrusion 12 completely and the engagement protrusion 58 inserted in the engagement protrusion 53 is released , The door 30 is automatically closed by the elastic force of the spring 55 which has been maximally extended, and the damper rod 54 is gradually inserted into the cylinder.

When the damper rod 54 enters the cylinder, it functions as a buffer to reduce the closing speed of the folding door 30 due to the damping liquid pressure contained in the cylinder. Therefore, even if the door 30 is strongly closed, the door frame is automatically closed by the elastic force at a certain point at which the door frame is completely closed, so that an uncomfortable feeling such as shock or noise is not generated.

For this purpose, the speed control damper 50 fixed to the slider passage 11 of the upper chassis 10

And a damping rod 54 which is horizontally connected to the locking part 52 and reciprocates in a cylinder is attached to the locking part 52. An elastic spring 55 is vertically spaced from the locking part 52, So that the elastic force is activated when the portion 52 reciprocates,

The elastic force of the elastic spring 55 is increased to apply an elastic force to the damper 50 and to prevent the door 30 from being opened rapidly when the folding door 30 starts to be opened in a completely closed state, In addition,

When the door 30 is closed, the elastic force is restored and automatically closed so that the closing speed of the door 30 is buffered by the damping function of the damping rod 54 due to the damping liquid pressure in the cylinder. .

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. It is to be understood that various changes and modifications may be made without departing from the scope of the appended claims.

10: upper chassis 11: passage
12: latching jaw 20: fastener
40: Rotary slide
50: speed adjusting damper 52:
53:
54: damper rod 55: spring
57: engaging touch portion 58: engaging portion
100: Folding door system

Claims (3)

In the folding door system 100,
The rotary slide 40 is inserted and mounted so as to be smoothly reciprocated within one slide passage 11 formed in the upper chassis 10;
A plurality of folding doors (30), to which the rotary slide (40) is fixedly mounted on the upper surface, are folded on each other and formed to be slidably opened and closed;
A rotatable locking protrusion 12 formed at the center of the groove at the upper portion of the rotary slide 40 of the outermost folding door 30;
An elastic spring 55 and a damping rod 54 are formed from one side of the slide passage 11 of the upper chassis 10 so as to protrude and attach the speed adjusting damper 50 so as to have a speed adjusting function and an automatic feeding function ;
The folding opening speed of the folding door 30 is buffered by the damper 50 which is hooked to the latching jaw 12 when the folding door 30 is opened and the elastic force is applied at the same time. , So as to buffer the closing speed,
When the folding door system 100 is completely closed, when the folding door 30 is opened, the latching part 52 of the damper 50 corresponding to the latching jaw 12 starts to move, When the folding door 30 is continuously opened, the engagement inserting portion 58 is inserted and seated inward in the engagement groove 53 formed in the upward direction, so that the resilient spring 55 and the damping rod 54 are maintained in the extended state And,
When the folding door 30 is continuously opened, the damper 50 is not caught by the latching jaw 12,
When the door 30 is closed again, the latching portion 52 is engaged with the latching jaw 12 and the elastic spring 55 is loosened and the door 30 is automatically closed by the elastic force, The speed is buffered,
When the door 30 is completely closed, the latching jaw 12 is retained in the engagement portion 52 of the damper 50,
The speed regulating damper 50 is attached to a damping rod 54 which is horizontally connected to the engaging part 52 and reciprocates in the cylinder. The damping rod 54 is vertically spaced apart from the engaging part 52, So that the resilient force is actuated when the engaging portion 52 is horizontally moved,
The elastic force of the elastic spring 55 is increased to apply an elastic force to the damper 50 and to prevent the door 30 from being opened rapidly when the folding door 30 starts to be opened in a completely closed state, In addition,
When the door 30 is closed, the elastic force is restored and automatically closed, and the closing speed of the door 30 is buffered by the damping function of the damping rod 54 due to the damping liquid pressure in the cylinder. Folding door with adjustable opening / closing speed and automatic feeding.
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