KR20180056341A - Flat window system and folding door therefor - Google Patents

Abstract

The present invention relates to a folding door which is applicable to a slide opening and closing type door such as an automatic door, a sliding door, a folding door, an elevator, and the like. The present invention has a completely different structure from that of a conventional window system which is a sliding structure mainly using a rail and a roller, and has an excellent windproof function through a belt. A flat window system is provided by completely blocking a rail groove seen from the outside so that a sealing property, an air tightness, a waterproof property, and a vibration-proof property are improved. In addition, the folding door therefor, especially a hidden type rotation means, is introduced such that a rotation means for folding a door is not exposed to the outside, thereby capable of providing stable rotation of the rotation means and a neat outer appearance.

Description

[0001] FLAT WINDOW SYSTEM AND FOLDING DOOR THEREFOR [0002]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a flat window system that can be applied to a slide openable door such as an automatic door, a sliding door, a folding door, an elevator,

More specifically, the sliding structure using the rails and rollers, which are the main features of the existing window system, completely breaks out and improves the airtight function through the belt and completely shields the rail groove seen from the outside to improve airtightness, airtightness, And a folding door for the folding door, particularly a folding door for introducing the folding door of the door by introducing the folding door, particularly the folding door for providing a stable rotation of the folding means and a clean appearance .

The main feature of the existing window system is a structure in which the window is slid through a rail provided on the window frame and a roller provided on the window so as to smoothly slide along the rail.

The existing window system adopts a structure to solve various problems by introducing various mohair on the window frame and the window adjacent to the rail for the function of blocking the heat loss by securing wind protection.

However, in particular, in the lower portion of the window provided with the roller, inevitably, a clearance gap must necessarily be enlarged in order to secure the roller driving space. Since the outside air is intruded through the clearance, installation of double windows or using a heat insulating glass having a vacuum layer The windshield characteristic or the airtightness can not be realized as much as desired.

As a kind of window system, the folding door can be fully opened and closed at the entrance, and is installed in many places such as a balcony and a terrace.

The folding door system (hereinafter referred to as " folding door system ") (hereinafter referred to as " folding door system ") includes a first and a second guide frame, And sliding the plurality of doors in a sliding manner through the second sliding roller to constitute folding and unfolding.

However, products (sliding doors, casings, folding doors, and the like) based on the conventional technologies including the above-described conventional technologies are not completely removed or shielded from the rail grooves shown in the outside, so that foreign substances are inevitably accumulated, If the accumulation of foreign matter is small due to a small railway groove, there is a problem that the sliding property of the window may be impeded or impossible, not a matter of aesthetics and cleanliness. In addition, a large number of parts are required, This is a reality that market entry and expansion are limited due to the lack of mass productivity.

Therefore, it is possible to expand market base quickly by securing price competitiveness that can substitute existing window system, but also to increase productivity, to provide more perfect enclosure structure, to secure air-tightness and airtightness, to significantly improve heat insulation, Market demand for the release of the removed product is growing.

SUMMARY OF THE INVENTION The present invention has been made to solve the above problems,

In the movement of the opening / closing frame for opening and closing the opening portion of the outer frame, the movement of the opening / closing frame is guided through the belt and the sliding movement of the opening / closing frame is provided through the moving means, And it is intended to completely shield a rail groove seen from the outside to improve hermeticity, airtightness, waterproofness and dustproofness.

Further, lubricating means is added to the moving means to provide smooth movement of the opening and closing frame, and a pressing member for pressing the belt is introduced to improve airtightness and to prevent twisting, twisting and the like of the belt, To provide a stable seat of the belt, and to prevent the belt from sagging and departing by introducing an inclined wall into the first mounting portion to which the belt is fitted.

In addition, the turning means for supporting the folding operation of the opening / closing frame is concealed in the opening / closing frame to prevent the turning means from being damaged by external factors such as external force, impact or the like, To be able to do so.

The flat window system according to the present invention having the above-

An opening and closing frame having an opening, an outer frame having first and second mounting portions communicating with the opening and communicating with each other, and a guide portion, the opening and closing frame being coupled to the first mounting portion of the outer frame to open and close the opening, A belt which is coupled to the first mounting portion of the frame and covers the first mounting portion and which is fitted to the guide portion of the opening and closing frame, and a moving means coupled to the opening and closing frame, .

Further, the moving means further comprises a lubricating means for allowing the moving means to smoothly move along the second mounting portion of the outer frame.

And a pushing member for pressing the separated belt out of the first mounting portion of the outer frame at the end portion of the guide portion so that the guiding portion or the moving means of the opening and closing frame is seated on the first mounting portion .

Furthermore, the first mounting portion of the outer frame is provided with a mounting groove, and the belt is provided with a mounting projection that is fitted into the mounting groove.

And the first mounting portion of the outer frame includes an inclined wall body that narrows the first mounting portion toward the opening side.

Further, the folding door according to the present invention

An outer frame having an opening portion and first and second mounting portions communicating with each other and communicating with the opening portion; and an opening and closing member which is coupled to the first mounting portion of the outer frame and opens and closes the opening portion, A plurality of openable / closable frames including a space formed by the rear wall, and an openable / closable frame provided in the space portion of the first and second openable / closable frames adjacent to each other out of the openable / And moving means coupled to the opening and closing frame and moving along the second mounting portion of the outer frame.

The rotation unit may include a first turning unit coupled to the first engaging unit formed on the side of the first opening and closing frame, a second turning unit coupled to the second engaging unit formed on the side of the second opening and closing frame, And a hinge member formed integrally with the connecting portion connecting the first turning portion and the second turning portion.

According to the present invention,

In the movement of the opening / closing frame for opening and closing the opening of the outer frame in a sliding manner, it is possible to improve the airtightness function through the belt and completely shield the rail groove seen from the outside to improve airtightness, airtightness, waterproofness, It is possible to prevent the belt from being sagged and detached easily through the inclined wall as well as to provide stable seatability of the belt, .

Also due to the introduction of the concealed type turning means. It is possible to effectively prevent the rotation means from being damaged by an external factor such as an external force or an impact, deteriorating the turning performance due to dust or moisture, or deteriorating the beauty.

1 is an embodiment of a folding door to which a flat window system is applied.
2 is an overall configuration diagram of the present invention (a flat window system).
3 and 4 are detailed block diagrams of the present invention (a flat window system).
5 is an embodiment of the present invention (a flat window system).
6 is an exploded perspective view of the present invention (folding door).
7 is a detailed view of the present invention (folding door);
8 is a plan sectional view of the present invention (folding door).

While the present invention has been described in connection with certain embodiments, it is obvious that the invention is not limited to the disclosed embodiments, but, on the contrary, is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the invention. It is to be understood, however, that the invention is not intended to be limited to the particular forms disclosed, but on the contrary, is intended to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the invention.

The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The singular expressions include plural expressions unless the context clearly dictates otherwise. In the present application, the term " comprising " or " consisting of ", or the like, refers to the presence of a feature, a number, a step, an operation, an element, a component, But do not preclude the presence or addition of one or more other features, integers, steps, operations, components, parts, or combinations thereof.

Unless defined otherwise, all terms used herein, including technical or scientific terms, have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. Terms such as those defined in commonly used dictionaries are to be interpreted as having a meaning consistent with the contextual meaning of the related art and are to be interpreted as either ideal or overly formal in the sense of the present application Do not.

It is to be understood that the first to second aspects described in the present specification are merely referred to in order to distinguish between different components and are not limited to the order in which they are manufactured, It may not match.

The present invention can be applied to a sliding door such as an automatic door, a sliding door, a folding door, an elevator, and the like. It is a system that completely removes a sliding structure using a rail and a roller, A flat window system in which the rail grooves visible from the outside are completely shielded to improve airtightness, airtightness, waterproofness, and dustproofness, and a folding door for this purpose, and particularly a turning means for providing door folding by introducing a concealed turning means To a folding door that provides a stable rotation of the pivoting means and a clean appearance.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, a flat window system (hereinafter referred to as a system S) and a folding door (hereinafter referred to as a door D) according to the present invention will be described in detail with reference to the accompanying drawings.

Before giving a specific explanation of the system S, some matters will be summarized.

The 'flat window', which is the name of the system S, is completely removed from the sliding structure using the rails and the rollers, which are main types of the existing window system, so that in the coupling between the outer frame 1 and the opening / closing frame 2, Which provides a planar frame without a frame.

In this specification, the term 'window' is used to represent a door and a window, and refers to an opening and closing means for opening and closing an opening portion connecting buildings inside and outside of a building such as an elevator.

In addition, the present system (S) is improved in airtightness by application of the flat type, and the main door (D) ) May be crossed with each other, and some of them may be employed or may be independently performed.

Figures 1 to 5 relate to the present system (S).

In particular, Fig. 1 shows the implementation of a folding door to which the present system S is applied, Fig. 2 shows the overall configuration of the system S, Figs. 3 and 4 show the detailed configuration of the system S, Figure 5 shows an embodiment of the present system (S).

Particularly, FIG. 3 shows an upper configuration of the present system S, and FIG. 4 shows a lower configuration of the present system S. The upper configuration and the lower configuration may be the same, It should be taken into account.

For the sake of convenience of description, the direction is determined on the basis of the state as shown in each drawing.

1 to 4, the present system S mainly comprises an outer frame 1, an opening and closing frame 2, a belt 3, and a moving means 4.

As shown in Figs. 1 to 4, the outer frame 1 is provided at an installation place (e.g., an entrance, an indoor wall, and the like) , And first and second mounting portions (12, 12) communicating with and communicating with the opening portion (10).

The opening 10 is a kind of through-hole formed at the center of the outer frame 1 and is a portion that is opened and closed by the opening and closing frame 2 (the window W is coupled).

The first mounting portion 11 is a portion to which the opening and closing frame 2 is coupled and is provided on the upper side (opening 10 side) of the outer frame 1, as shown in Fig. The outer frame 1 is composed of an outer frame which is arranged on the outer side and an inner frame which is joined on the inner side of the outer frame. The first mounting portion 11 is provided on the upper portion of the inner frame so that the opening and closing frame 2 can be disposed on the upper portion of the outer frame 1. [

The second mounting portion 12 is a portion provided with the moving means 4 and providing a moving path of the moving means 4 and is provided on the inner side of the outer frame 1 as shown in Fig. It may be seen that it is provided in the lower part of the first mounting part 11. [

The opening and closing frame 2 is configured to selectively open and close the opening 10 of the outer frame 1 while being coupled to the outer frame 1 and to open and close the opening 10 of the outer frame 1, And is coupled to the first mounting portion 11 and moves.

4, the opening / closing frame 2 is provided with a guide portion 21. The guide portion 21 has a structure in which a belt 3 to be described later is fitted and fitted, Or may have a hollow 211 therein for internal seating.

As shown in FIGS. 1 and 2, it is a matter of course that the window W is coupled to the opening / closing frame 2. The concrete implementation of the coupling of the window W can refer to a well-known technique , And a description thereof will be omitted.

1 to 4 are prepared based on the implementation of the present system S as a double window (two open / close frames 2, 2 '). In practice, the sliding door to which the present system S is applied is generally In the case of a folding door, a single window structure is more general and does not exclude the implementation of a single window structure.

4, the belt 3 is coupled to the first mounting portion 11 of the outer frame 1 to cover the first mounting portion 11, And is fitted into the guide portion 21 of the opening and closing frame 2.

The present system S is a means for guiding the movement of the opening and closing frame 2 and utilizes a belt 3 in order to break the conventional rail groove method, thereby solving the problem of a gap between the rail and the roller, Tightness, airtightness, waterproofness, and dustproofness (hereinafter referred to as hermeticity).

Next, the moving means 4 is configured to move the opening / closing frame 2, and is engaged with the opening / closing frame 2 as shown in Figs. 2 and 3, 12).

The present invention is characterized in that it further comprises a lubricating means (40) for allowing the moving means (4) to smoothly move along the second mounting portion (12) of the outer frame (1).

2 and 4 illustrate an embodiment in which the lubrication means 40 is configured as a bogie, and in one example, the bogie is mounted on the second mounting portion 12 (Not shown) provided on the slip protrusion (not shown). Since the bogie is provided in the second mounting portion 12 provided inside the outer frame 1 and is incorporated in the outer frame 1 and guided by the belt 3, ) Is a key feature in achieving airtightness.

Additional features of the present invention will now be described with reference to FIGS.

4, the present system S is attached to the guiding portion 21 or the moving means 4 of the opening / closing frame 2 at the end of the guiding portion 21, (5) for pressing the separated belt (3) out of the first mounting portion (11) and allowing the separated belt (3) to be seated on the first mounting portion (11).

This pressing member 5 prevents lifting of the belt 3 in the hollow 211 of the guide portion 21 to further improve the airtightness of the system S and also to prevent the belt 3 from twisting, .

Fig. 4 shows an embodiment in the form of a pressure plate coupled to the end of the guide 21, in one embodiment of this pushing member 5. 4, the pressing member 5 according to an embodiment includes a passage portion 51 in which a belt 3 is received, and the passage portion 51 is inclined upward toward the seat portion side .

The pressing member 5 in the form of a presser plate suppresses lifting of the belt 3 and conceals a floating portion of the belt 3, thereby contributing to improvement of the airtightness of the present system S.

It is preferable that the pressing member 5 further includes a sag prevention plate (not shown) provided below the passage portion 51 for preventing the belt 3 from sagging and on which the belt 3 is seated.

4, the present system S is provided with a seating groove 60 in the first mounting portion 11 of the outer frame 1, 3) is provided with a seating projection (31) fitted in the seating groove (60).

4, the seating groove 60 is formed on the contact surface of the first mounting portion 11 of the outer frame 1 with respect to the belt 3, and the seating projection 31 is formed on the belt 3, (3).

Also, as can be seen in the lower circle region (left side) of FIG. 4, the seat projection 31 may be provided periodically along the longitudinal direction of the belt 3 or may be provided continuously.

The arrangement of the seat groove 60 and the seat projection 31 provides a stable seat of the belt 3 so that the seat portion (opening and closing frame 2) So that the state in which the belt 3 is seated on the first mounting portion 11 can be stably maintained.

4, the present system S is structured such that the first mounting portion 11 of the outer frame 1 is located closer to the opening 10 side than the first mounting portion 11 And the inclined wall 61 is narrowed.

The configuration of the inclined wall 61 can be seen in the upper left circular area of FIG. 4, which also provides a stable seating in the first mounting 11 of the belt 3, The configuration of the first mounting portion 11 and the belt 3 is applicable to the upper side of the present system S. At this time the inclined wall body 61 is supported by the belt 3 by the load of the belt 3 itself, Or the first mounting portion 11 from being detached.

When this inclined wall body 61 is introduced, the belt 3 may be tightly fitted to the first mounting portion 11, making it impossible to guide the opening / closing frame 2. The belt 3 may be inclined 61 or the width of the belt 3 is between the longest width of the first mounting portion 11 (on the side of the opening 10) and the shortest width (on the side of the outer frame 1) .

3, the present system S includes a first mounting portion 11, in particular, a connecting portion between the outer frame 1 and the opening / closing frame 2, Characterized in that a sealing means (8) can be provided.

More specifically, the sealing means 8 is provided with a sealing member 81, one end of which is fixed to the opening and closing frame 2 and the other end thereof is fixed to the outer frame 1. The sealing member 81 is provided in the outer frame 1, And a fitting protrusion (83) fitted to be fitted.

Particularly, in the present invention, the sealing member 81 is made of a synthetic resin material, which has the effect of improving airtightness, water tightness, fine dust prevention, and noise prevention function as compared with the conventional Mohair method.

Further, the sealing means 8 further comprises a heat insulating member 85 built in the outer frame 1.

The heat insulating member 85 is made of a polyimide-based resin. The heat insulating member 85 is made of a polyimide-based resin having excellent heat resistance, little change in characteristics with temperature, excellent impact resistance and dimensional stability, By the introduction, the present invention improved the heat insulating performance.

3 shows an embodiment in which the sealing means 8 is provided on the top of the present system S. This embodiment is also applicable to the lower part of the present system S.

5 is a diagram showing an embodiment of the present invention.

5, the present system S according to one embodiment is characterized in that the opening and closing frame 2 has a heat insulating structure composed of the first to third heat insulating bodies 91, 92 and 93 do.

More specifically, the first heat insulating body 91 is provided on the outer side of the opening and closing frame 2 to form the outer surface of the opening and closing frame 2, and includes two openable and closable frames 2, 2 ' ), And it provides sealing and insulation against draft and outside air.

The second heat insulating member 92 is provided on the side of the opening and closing frame 2 to form the side surface of the opening and closing frame 2 and overlaps the two opening and closing frames 2 and 2 ' And it is preferable to apply sealing to the position where the two open / close frames 2 (2 ') abut and heat insulation.

The third heat insulating body 93 is provided at the boundary or joint between the first heat insulating body 91 and the second heat insulating body 92. The first heat insulating body 91 and the second heat insulating body 92, Not only provides a connection between the first insulator 91 and the second insulator 92, but also provides sealing and insulation.

It is preferable that the first to third heat insulating bodies 91, 92, and 93 have protrusions and grooves at appropriate positions to be mutually fitted.

It is noted that the present system S can be applied to a slide opening / closing type door such as an automatic door, a sliding door, a folding door, an elevator and the like.

A description will now be given of a folding door (main door (D)) for the present system (S) with reference to Figs. 6 to 8, which are an exploded perspective view, a detailed view and a flat sectional view of the present invention .

As shown in FIG. 1, the door D of the present invention is configured such that the rotation means 7 (or a hinge) is exposed in a general folding door structure so that the rotation means 7 is rotated by an external force And a concealed type rotating means 7 is introduced so as to prevent the deterioration of the rotating performance or the deterioration of the appearance due to dust, moisture or the like.

6, the door D is provided with an outer frame 1, an opening and closing frame 2, and a moving means 4 in the same manner as the above-described system S, And a concealed type rotating means (7).

The belt 3 of the present system S may be selectively introduced, but it is also preferable that the belt 3 is also introduced together to ensure stable movement and hermeticity of the opening and closing frame 2. ) Is introduced will be replaced with the description of the present system (S)

Prior to the concrete description of the door (D), a summary of some matters will be preceded.

In the following description of the door D, only a plurality of open / close frames 2 are described. This is because the door D is related to the folding door, so that a plurality of open / close frames 2 are provided But does not exclude the rotation of one opening or closing frame 2 alone.

The names of the first opening and closing frame 2A and the second opening and closing frame 2B which will be described later do not mean the two specific opening and closing frames 2 and one of the two adjacent opening and closing frames 2 is referred to as the first opening and closing frame 2A , And the other is referred to as a second opening and closing frame 2B.

The door D or the turning means 7 of the door D is basically constructed in connection with the present system S, but it should not be excluded that the door D or the turning means 7 of the door D can be independently carried out if necessary.

The outer frame 1 has an opening 10 and first and second mounting portions 11 and 12 communicating with and communicating with the opening portion 10. The outer frame 1 includes an outer frame 10, (1) is not largely different from the outer frame (1) of the present system (S), and a detailed description thereof will be omitted.

Next, the opening and closing frame 2 is configured to open and close the opening 10 while being coupled to the first mounting portion 11 of the outer frame 1 and to open and close the opening and closing frame 2 not different.

7 and 8, the opening and closing frame 2 of the door D includes a door 23 protruding laterally at both ends thereof, a space 25 formed by the door 23, .

The rear wall 23 is provided on the upper frame and the lower frame of the open / close frame 2 and is formed by the front and rear surfaces of the side frame of the open / close frame 2. Therefore, the space portion 25 can be also referred to as the inside of the side frame of the open / close frame 2.

(It can be seen from the accompanying drawings that the open / close frame 2 is formed by the combination of the upper frame, the lower frame and the side frame)

The door D is not exposed to the outside by incorporating the turning means 7 in the space portion 25 formed inside the opening and closing frame 2 so that the turning means 7 can be moved to the outside It is possible to prevent the deterioration of the turning performance or the deterioration of the aesthetic appearance due to the breakage due to the factor or dust or moisture.

Next, the pivoting means 7 is provided in the space portion 25 of the first and second openable and closable frames 2A and 2B adjacent to each other in the open / close frame 2 to rotate the two open / The door D is held in the space 25 enclosed by the first and second open / close frames 2A and 2B of the second door 2B, The first turning portion 71 and the second turning portion 72 described later are not exposed to the outside even when the door is folded.

7 and 8, the rotating unit 7 includes a first rotating part 71, a second rotating part 72, and a connecting part 73. The first rotating part 71, the second rotating part 72, And a hinge member (70) integrally formed with the hinge member (73). The pivoting means 7 further includes a pivot shaft (not shown) which is inserted into the hinge member 70 and rotates.

The first turning portion 71 is coupled to the first engaging portion 201 formed on the side of the first opening and closing frame 2A, that is, on the side of the space 25 side of the first opening and closing frame 2A The first opening and closing frame 2A is rotated.

The second turning portion 72 is coupled to the second engaging portion 202 formed on the side of the second opening and closing frame 2B, that is, on the side of the space 25 side of the first opening and closing frame 2A, (2B).

The first and second turning portions 71 and 72 rotate the first and second openable and closable frames 2A and 2B so that the folding operation of the door D is smoothly performed .

The connecting portion 73 connects the first turning portion 71 and the second turning portion 72. When the folding operation of the door D is performed as described above, .

Therefore, since the first rotary part 71 and the second rotary part 72 which are rotated by the exposing of the connecting part 73 during the folding operation are concealed, the door D can be rotated by the external force It is possible to solve the problem of deterioration of rotation performance and a cosmetic effect due to breakage, dust or moisture.

8, the pivoting means 7, particularly the hinge member 70, will be described in more detail with reference to Fig. 8, in which the first pivoted portion 71 of the hinge member 70 A first housing 711 coupled to one side of the first body 711 and a second housing 713 connected to the first housing 711 at the center of the first housing 711, And a first axis lug 715 formed thereon.

The first body 711 is coupled to the first coupling portion 201 so that the first opening and closing frame 2A can be rotated by a first pivot shaft (not shown) inserted into the first shaft lug 715 The first axially establishing member 713 and the first axis lug 715 provide an environment in which the first turning shaft can be inserted so as to be rotatable.

Next, the second rotary part 72 includes a second body 721 coupled to the second coupling part 202, a second bearing member 723 connected to the other side of the second body 721, And the second shaft lug 725 and the second axially supporting member 723 are formed in the second rotation shaft 722 in the same manner as the first rotation shaft 71 (Not shown), and the second body 721 provides the rotation of the second opening and closing frame 2B.

Next, the connecting portion 73 is connected to the first housing member 713 and the second housing member 723 at both ends thereof. By the rotation of the first opening / closing frame 2A and the rotation of the second opening / closing frame 2B It is possible not only to make the first and second open / close frames 2A and 2B overlap each other, that is, to fold the main door D, So that the first rotary part 71 and the second rotary part 72 can be hidden.

7, a pivoting member 70 is provided between the first opening and closing frame 2A and the second opening and closing frame 2B for preventing intrusion, preventing exposure, and protecting the windshield, as shown in the lower right- And a closure plate J coupled to the first opening and closing frame 2A and the second opening and closing frame 2B to seal the gap between the first opening and closing frame 2A and the second opening and closing frame 2B.

Next, the moving means 4 is configured to be coupled to the opening / closing frame 2 and to move along the second mounting portion 12 of the outer frame 1. As shown in Figs. 6 and 7, The upper moving means 4A and the upper moving means 4B may be constituted by the lower moving means 4A and the upper moving means 4B and the upper moving means 4B may be constituted by the sliding movement of the opening and closing frame 2, do.

The configuration of the moving means 4 is not so different from that of the moving means 4 of the present system S, and the upper moving means 4B in particular can also be implemented with reference to known techniques.

On the other hand, the implementation of the deformed pressing member 5R is shown in the region of the chain line circle in Fig.

7, the present system and the door (S) (D) are arranged such that the pressing member 5 is in the state of being deformed by the deformation suppression constituted by the round-shaped passage portion 51R, the upper pressing roller 52, And a member 5R.

For each configuration, the round-shaped passage portion 51R has a round-shaped inclination rising from the front to the center and a round-shaped inclination with the center being an inflection point and descending toward the rear.

The upper pressing roller 52 is provided on the upper portion of the round-shaped passage portion 51R so as to press the belt 3 passing through the round-shaped passage portion 51R in an unobtrusive manner, It is preferable that both are provided.

The lower raising roller 53 is provided below the round passage portion 51R and functions to lift the belt 3 so that the belt 3 can be smoothly guided to the round passage portion 51R side, The front lower roller 53 and the rear lower roller 53 are disposed forward and rearward of the belt 3 so that the front lower pressing roller 52 and the rear lower pressing roller 53 are located at the front and rear sides, And is disposed behind the rear upper pressing roller 52. [

The deformation suppressing member 5R can improve the airtightness and watertightness of the belt 3 due to the bending characteristics of the rounded passage portion 51R and the rolling characteristics of the upper pressing roller 52 and the lower raising roller 53 So that it contributes to the improvement of the mobility of the moving means 4.

9 to 12 show specific embodiments of the present invention, among other things, about the door (D). Hereinafter, additional features of the present invention will be described with reference to FIGS. 9 to 12. FIG.

Fig. 9 is a diagram showing the operation states of the folding (Fig. 9 [A]) and unfolding (Fig. 9 [B]) of the door D.

First, the detailed configuration of the above-described turning means 7 can be confirmed in the left upper left-line circle region of Fig. 9A. The first turning portion (first turning portion) provided between the first and second open / close frames 2A, 71, the second turning part 72 and the connecting part 73. The first body 711 constituting the first turning part 71, the first bearing part 713, The second body 721 constituting the second rotary part 72, the second axially supporting member 723 and the second axial lug 725 as well as the uniaxial lug 715 can be confirmed. A detailed description of the turning means 7 will be replaced with the above description.

It can be confirmed that the fixed frame 2C is located at the end of the main door D and fixed to the outer frame 1 in the right-left chain line area of FIG. 9A. (Or the second open / close frame 2B) and the fixed frame 2C, and the structure of the hinge member.

The coupling between the first opening and closing frame 2A (or the second opening and closing frame 2B) and the fixed frame 2C is as shown in the right circular area in Fig. 9A and the upper circular area in the left in Fig. 8, Only one turning portion 71 (or 72) except for the second turning portion 72 (or the first turning portion 71) is provided in the structure of the hinge member 70, .

Next, a finishing frame 2D is shown which is in contact with or joined to the outer frame 1 when the main door D is opened in the left lower-left-line circle area of Fig. 9 [A]. This closing frame 2D is engaged with the outer frame 1 when the door is opened to provide the closing / closing of the door and is separated from the outer frame 1 when the door is folded to provide opening / opening of the door.

9 (B), it is possible to confirm how the hinge member 70 is exposed at the time of unfolding the door. As shown in the figure, each of the rotary parts 71 and 72 is concealed, It is possible to solve the problem of deterioration of the turning performance due to external factors such as external force, external factors such as impact, dust, moisture, etc., and cosmetic problem as described above.

Fig. 10 shows the overall structure of the present invention (the door (D)), showing additional embodiments, and these additional embodiments can be specifically identified with Figs. 11 and 12. Fig.

For convenience of explanation, the additional embodiments will be referred to as first to seventh embodiments.

As shown in Fig. 11A, the door D according to the first embodiment is one of the structures for providing a heat insulating structure of the door D. The door D includes the outer frame 1 and the opening and closing frame 2, And a fourth heat insulating member (94) for sealing the gap between the first heat insulating member and the second heat insulating member.

11 (A), it can be seen that the gap between the first opening / closing frame 2A and the closing frame 2D is sealed through the fourth heat insulating member 94 in particular.

The fourth heat insulating body 94 has an effect of improving the energy efficiency by providing heat insulation when the door is closed by spreading the door D.

The reason why the fourth heat insulating body 94 is used for sealing the gap between the first open / close frame 2A and the closing frame 2D is shown in FIG. 11 (A) ) As well as folding doors as well as general doors.

The fourth heat insulator 94 is preferably made of a material capable of providing excellent shock resistance as well as hermeticity, and may be made of a material such as EPDM rubber.

As shown in Fig. 11 [B], the main door D according to the second embodiment includes, in addition to the fourth heat insulator explained in the first embodiment, the outer frame 1 and the opening / And a fifth heat insulating body (95) for sealing the gap.

Particularly in FIG. 11B, the fifth heat insulating body 95 seals the gap portion 24, which is a space formed between the first and second open / close frames 2A and 2B, Lt; / RTI >

The fifth heat insulating body 95 is preferably provided in the form of a gasket. The fifth heat insulating body 95 improves the airtightness and watertightness of the door together with the fourth heat insulating body 94, has an excellent effect for preventing inflow of fine dust, Since the sealing hinge itself can not be closed, the fifth insulating material 95 can not be easily removed from the external factors that may affect the turning operation of the turning means 7 Has a greater significance when it works together with the fourth heat insulator 94 and the concealed pivoting means 7, in order to provide a seal for the heat exchanger.

Next, in the third embodiment, the coupling structure between the second open / close frame 2B and the fixed frame 2C pivotally coupled through the hinge member 70 is confirmed, 2A and the second opening and closing frame 2B can be engaged with the fixed frame 2C.

As shown in Fig. 12 (A), the door D according to the fourth embodiment is structured such that the lubrication means 40 for smoothly moving the moving means 4 moves along the outer frame 1 A vertical roller 422 vertically disposed on the side of the slider 421 and a horizontal roller 423 horizontally disposed on the lower side of the slider 421. The second And a lubricating means (42).

The second lubricating means 42 is preferably provided on the side of the upper opening and closing frame 2, that is, on the side of the upper moving means 4B. As shown in Fig. 12A, The roller 423, especially the vertical roller 422, is preferably provided with a urethane-coated bearing for noise prevention.

The second lubrication means 42 prevents vertical clearance through the vertical roller 422 and prevents clearance in the lateral direction through the horizontal roller 423, thereby improving both hermeticity and mobility.

Further, as shown in Fig. 12A, the fourth heat insulating body 94 is further provided in the gap between the second lubrication means 42 (the slider 421) and the opening and closing frame 2, . ≪ / RTI >

12 (B), the door D according to the fifth embodiment may further include a heat insulating / sealing agent interposed between the opening and closing frame 2 and the moving means 4 .

12 (B), this door / sealant is implemented through the fourth heat insulator 94. The door D is connected to the body 410 of the lubrication means 40 through the heat insulating / The slider 421, the moving body 431, and the like) to prevent the deterioration of the moving characteristics due to the inflow of fine dust and foreign matter. That is, the effect of improving the airtightness and the watertightness as well as improving the heat insulation.

As shown in Fig. 12C, the main door D according to the sixth embodiment is characterized in that the lubricating means 40 includes a moving body 431 moving along the outer frame 1, a moving body 431, A third lubricating means 43 composed of a magnet 433 provided in the lower frame 1 and provided below the steel guide 432, .

The third lubricating means 43 enhances tightness by pulling the steel guide 432 lifted by the movement of the moving body 431 against the outer frame 1 by pulling the magnet 433 through the magnetic force. And has an effect similar to prevention of lifting of the belt 3 through the member 5. [

With the third lubricating means 43, the present invention has the effect of improving airtightness and watertightness, as well as preventing the mobility of the moving means 4 from being deteriorated even after long-term use through the source blockage of foreign matter input.

As shown in Fig. 12 [D], the door D according to the seventh embodiment is characterized in that the lubrication means 40 includes a bogie 410 moving along the outer frame 1, 411 and 412 which are incorporated in the outer frame 1 and are connected to the lower part of the first and second wheels 411 and 412, And a first lubrication means (41) composed of a guide projection (413) for guiding the piston (410).

The first lubrication means 41 is a basic embodiment of the present system (S) and the main door (D), and a detailed description thereof will be omitted.

The first wheel 411 and the second wheel 412 of the first lubrication means 41 are arranged at mutually eccentric positions and have a coupling axis with the bogie 410 as shown in Figure 12 [ .

The coupling characteristics of the first wheel 411 and the second wheel 412 appropriately distribute the load of the door to prevent the opening and closing frame 2 and the window W from being separated from each other, It has an effect of providing robustness and durability enhancement.

The moving means 4 of the door D mainly includes the first lubricating means 41 utilizing the belt 3, the second lubricating means 42 constructed without the belt 3, and the magnet 433 And a third lubricating means 43 that utilizes the lubricating oil supplied from the second lubricating means 43.

While the present invention has been described with reference to exemplary embodiments, it is to be understood that the invention is not limited to the disclosed exemplary embodiments, but, on the contrary, is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the appended claims.

S: This system
1: outer frame 10: opening
11: first mounting portion 12: second mounting portion
2: open / close frame 21:
3: Belt 31: Retaining projection
4: moving means 40: lubricating means
5:
60: seat 61: inclined wall
D: This door
1: Outer frame
2: open / close frame 23:
25: space portion 2A, 2B: first and second opening and closing frames
201, 202: first and second coupling parts
4: Moving means 4A, 4B: Lower and upper moving means
7:
71: first east portion 72: second east portion
73: Connection

Claims (7)

An outer frame having an opening and first and second mounting portions communicating with and communicating with the opening;
An opening / closing frame having a guide portion and coupled to the first mounting portion of the outer frame to open and close the opening portion while moving;
A belt coupled to the first mounting portion of the outer frame to cover the first mounting portion and to be fitted to the guide portion of the opening / closing frame; And
Moving means coupled to the open / close frame and moving along the second mounting portion of the outer frame;
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The method according to claim 1,
The moving means
Further comprising lubrication means for causing said moving means to move smoothly along said second mounting portion of said outer frame.
The method according to claim 1,
The guiding portion or the moving means of the opening / closing frame further includes a pushing member for pressing the separated belt out of the first mounting portion of the outer frame at the end of the guiding portion to seat on the first mounting portion. A flat window system.
The method according to claim 1,
Wherein the first mounting portion of the outer frame is provided with a seating groove,
Wherein the belt has a seating protrusion that is fitted in the seating groove.
The method of claim 4,
Wherein the first mounting portion of the outer frame includes an inclined wall body for narrowing the first mounting portion toward the opening side.
An outer frame having an opening and first and second mounting portions communicating with and communicating with the opening;
A plurality of openable and closable frames including a first opening and closing part that is coupled to the first mounting part of the outer frame and opens and closes the opening part,
A concealed type rotating means provided in the space portion of the first and second open / close frames which are adjacent to each other of the open / close frames, for rotating / overlapping the two open / close frames; And
Moving means coupled to the open / close frame and moving along the second mounting portion of the outer frame;
The folding door comprising:
The method of claim 6,
The rotating means
A first turning part coupled to a first engaging part formed on a side of the first opening and closing frame; a second turning part coupled to a second engaging part formed on a side of the second opening and closing frame; And a hinge member formed integrally with the connecting portion connecting the second turning portion.

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