KR20170001349A

KR20170001349A - Door and door system

Info

Publication number: KR20170001349A
Application number: KR1020150091207A
Authority: KR
Inventors: 송영이
Original assignee: 송영이
Priority date: 2015-06-26
Filing date: 2015-06-26
Publication date: 2017-01-04
Also published as: KR101799356B1

Abstract

The present invention relates to a door including: a first sash fixating a lower part of glass; a second sash fixating an upper part of the glass; a third sash joined to one end of the first sash and one end of the second sash and fixating one lateral surface of the glass; a fourth sash joined to the other end of the first sash and the other end of the second sash and fixating the other lateral surface of the glass; and a door roller unit fixated to an upper end or a lower end of the third sash or the fourth sash. In the first sash, a first plate with a first screw coupling hole and a second plate with a second screw coupling hole are formed inside a first frame formed into a hollow rectangular shape in a longitudinal direction of the first sash. The third sash includes: a door roller unit insertion groove of which a section corresponding to a location where the door roller unit is fixated is cut in order to insert the door roller unit into a second frame formed into a hollow rectangular shape; third and fourth screw coupling holes corresponding to the first and second screw coupling holes in an opposite side of the door roller unit insertion groove; a pair of separation preventing protrusions protruding from the inner surface of the second frame to prevent the separation of the door roller unit from the third sash; a first coupling screw coupled to the first and third screw coupling holes to couple the first and third sashes; and a second coupling screw coupled to the second and fourth screw coupling holes. The door roller unit includes door roller unit through-holes corresponding to the second and fourth screw coupling holes. In addition, the door roller unit is coupled to the third sash by the second coupling screw. The purpose of the present invention is to provide the door and a door system capable of being easily assembled and obtaining improved durability.

Description

[0001] DOOR AND DOOR SYSTEM [0002]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a door and a door system, and more particularly to a door and a door system which are easy to assemble and disassemble.

Generally, the door can be mounted on the door frame to open and close the indoor and the outdoor space.

Korean Patent Registration No. 10-0317918 (connection structure of a window frame) proposes a window frame which can open and close a window or a door by fixing a window frame by using a corner connector at a corner connection portion of a window frame.

The structure thus constructed can lead to an increase in cost by adding a corner connector.

Further, there is a problem that the frame can be easily deformed due to impact caused by repeated opening and closing of the door while the corner connector is inclined at 45 degrees.

SUMMARY OF THE INVENTION It is an object of the present invention to provide a door and door system which is easy to assemble and has improved durability.

In order to solve the above-described problems, there is provided a display device comprising: a first chassis for fixing a lower portion of a glass; A second chassis fixing the top of the glass; A third chassis coupled to one end of the first and second chassis and fixing one side of the glass; A fourth chassis coupled to the other end of the first and second chassis and fixing the other side of the glass; And an arm unit fixed to the upper or lower end of the third chassis or the fourth chassis, wherein the first chassis includes a first plate having a first screw coupling hole formed inside a hollow first frame, A second plate formed with a second screw connection hole is formed in the longitudinal direction of the first chassis and the third chassis corresponds to a fixed position of the lock unit so that the lock unit is inserted into a second frame having a hollow square shape And a third and a fourth screw coupling holes corresponding to the first and second screw coupling holes are formed on the opposite side of the arm unit insertion groove, A pair of detachment protrusions formed to protrude from an inner surface of the second frame to prevent the detachment of the first chassis and the second chassis from each other, And a second engaging screw engaged with the second and fourth screw fastening holes, wherein the engaging unit has an engaging unit through hole corresponding to the second and the fourth screw fastening holes, And is coupled to the third chassis by the second coupling screw.

Further, the door may be configured such that, when the first chassis is coupled with the third chassis, the first screw is fastened to the first screw fastening hole and the third screw fastening hole, And the second engaging screw can be fastened to the second screw fastening hole, the fourth screw fastening hole, and the motor unit through hole.

In addition, the pair of departure prevention protrusions may include a first departure prevention protrusion protruding at a distance from the fourth screw connection hole, And a second escape prevention assist protrusion protruding from the inner surface of the chassis to correspond to the gap between the pair of escape prevention protrusions.

Also, And a drive unit coupling member for coupling the drive unit and pushing foreign matter penetrated into the rail through which the drive unit is guided, wherein the drive unit coupling member is formed such that both side faces of the plate- Wherein at least one body thread groove is formed on both side surfaces of the first support plate and between the first support plate and the first support plate. A pair of second support plates formed on the side surfaces of the pair of first support plates to protrude in the direction opposite to the drive unit and having a plurality of slide engagement grooves formed on a lower surface thereof in an inclined manner in the direction of the drive unit; And at least one cleaning member having a first brush formed on one side and a corresponding shape formed on the other side so as to be attached to and detached from the slide engagement groove.

The brush cover may further include a brush cover coupled to the arm unit to push out foreign substances infiltrated into the rail from which the arm unit is guided. The brush cover includes a horizontally- Body; At least one wheel insertion groove formed through a laterally formed plate of the brush cover body; A second brush formed on the bottom surface of the transversely formed plate of the brush cover body and inclined in a direction of a wheel of the car unit; And a cover screw groove in which a vertically formed plate of the brush cover body can be fastened to the second screw fastening hole, the fourth screw fastening hole, and the motor unit through hole with a third fastening screw.

At least one third brush may be formed on the bottom surface of the third chassis or the fourth chassis so as to be inclined in the direction of the wheels of the car unit.

Further, the third chassis or the fourth chassis may include a plurality of hair-like strips formed on one surface or the other surface thereof.

A first chassis supporting a lower portion of the glass; a second chassis supporting a top portion of the glass at a position facing the first chassis; a second chassis supporting both ends of the first and second chassis to support both sides of the glass; Wherein at least one of the first to fourth chassis is provided with a fixing protrusion protruding on both sides in the glass direction and inserted between the fixing protrusions, It is possible to provide a door including a fitting frame having a fixing groove corresponding to the thickness.

Further, the door may include a housing installed in the door frame; A moving member installed inside the housing and sliding in both directions; A damper fixed on one side of the housing and on the other side for restraining the speed of the moving member; A spring connected to the housing at one side and connected to the moving member at the other side to extend when the door is opened and transmit the restoring force to the moving member when the door is closed; A switch member installed on the moving member on the side opposite to the damper and tilted when the door is opened and moving the door to a closed position while the door is being closed when the door is closed; And a connection member that is connected to the door by a fastening screw that is inserted into the switch member and protruded from the lower side.

In addition, at least one of the first, second, and third doors, which are connected to the first, second, and third doors on the other side and which move in conjunction with each other when sliding, are slidably coupled to the sliding groove formed in the door frame Wherein the door of the first chassis comprises: a first chassis for fixing the lower portion of the glass; A second chassis fixing the top of the glass; A third chassis coupled to one end of the first and second chassis and fixing one side of the glass; A fourth chassis coupled to the other end of the first and second chassis and fixing the other side of the glass; And an arm unit fixed to the upper or lower end of the third chassis or the fourth chassis, wherein the first chassis includes a first plate having a first screw coupling hole formed inside a hollow first frame, A second plate formed with a second screw connection hole is formed in the longitudinal direction of the first chassis and the third chassis corresponds to a fixed position of the lock unit so that the lock unit is inserted into a second frame having a hollow square shape And a third and a fourth screw coupling holes corresponding to the first and second screw coupling holes are formed on the opposite side of the arm unit insertion groove, A pair of detachment protrusions formed to protrude from an inner surface of the second frame to prevent the detachment of the first chassis and the second chassis from each other, And a second engaging screw engaged with the second and fourth screw fastening holes, wherein the engaging unit has an engaging unit through hole corresponding to the second and the fourth screw fastening holes, And the door is coupled to the third chassis by the second engagement screw.

Further, when the first chassis and the third chassis are coupled, the first screw is fastened to the first screw fastening hole and the third screw fastening hole, and then the motor unit is seated inside the second frame, And the second engaging screw may be fastened to the second screw fastening hole, the fourth screw fastening hole, and the engaging unit through hole.

In addition, the pair of departure prevention protrusions may include a departure prevention protrusion protruding at a distance from the fourth screw connection hole on the opposite surface of the pair of escape prevention protrusions.

In addition, the present invention may further comprise a trolley unit engaging member which is engaged with the trolley unit and pushes foreign substances infiltrated into the rail through which the trolley unit is guided, wherein the trolley unit engaging member is formed such that both side surfaces of the plate- A body of an articulating unit coupling body having the articulating unit interposed between the elongated pair of first supporting plates and having at least one body thread groove engageable with the articulating unit and screws on both sides of the first supporting plate; A pair of second support plates formed on the side surfaces of the pair of first support plates to protrude in the direction opposite to the drive unit and having a plurality of slide engagement grooves formed on a lower surface thereof in an inclined manner in the direction of the drive unit; And at least one cleaning member having a first brush formed on one side and a corresponding shape formed on the other side so as to be attached to and detached from the slide engagement groove.

The brush cover may further include a horizontally-formed plate and a vertically-formed plate formed in a shape of a " b ". The brush cover may include a brush, A cover body; At least one wheel insertion groove formed through a laterally formed plate of the brush cover body; A second brush formed on the bottom surface of the transversely formed plate of the brush cover body and inclined in a direction of a wheel of the car unit; And a vertically formed plate of the brush cover body may include a cover screw groove that can be fastened to the second screw fastening hole, the fourth screw fastening hole, and the motor unit through hole with a third fastening screw.

At least one of the first to fourth chassis may include a pair of fixing protrusions protruding to both sides in the glass direction, the fixing protrusions being inserted between the fixing protrusions, It can include frames.

The interlocking device further includes first and second rotary member insertion holes formed at both ends of the interlocking device, and first and second movement grooves formed on both sides of the upper surface of the interlocking device frame, A first connecting ring or a second connecting ring is formed on a lower surface of the second rotating member and is connected to one of the doors of the first, second and third doors, and a first rotating belt protrusion The first and second rotary members being rotated while the rotary belt on which the second rotary belt projections are formed is wound on the outer peripheral surfaces of the first and second rotary plates respectively; The lower surface of which is seated in the first moving groove or the second moving groove in a shape corresponding to the first and second moving grooves and the upper surface of which is in contact with the first rotating belt projection or the second rotating belt projection, A third connecting ring is formed at a position where the insertion groove is formed and slid in the first moving groove or the second moving groove by the rotation of the rotating belt and the side surface is protruded so that the door connected to the first and second connecting rings At least one fixing member connected to the remaining doors; And a locking member formed at both ends of the interlocking device frame to prevent the fixing member and the first and second rotating members from being separated from the interlocking device frame, and an upper surface protruded to be inserted into the sliding groove formed in the door frame And a sliding groove fastening member having a protruding sliding protrusion.

The door and door system according to the embodiment of the present invention can be easily assembled and disassembled and reusable.

In addition, the door and door system according to the embodiment of the present invention has an effect of cleaning the impregnated foreign matter between the guide rails by the inclined brush when opening and closing.

Further, the door and door system according to the embodiment of the present invention can be operated with a small force by the interlocking device.

1 is a perspective view showing a door according to a first embodiment of the present invention;
Fig. 2 is an exploded perspective view showing the door shown in Fig. 1 disassembled; Fig.
Fig. 3 is an exemplary view showing a state in which the door shown in Fig. 1 is mounted on a door frame. Fig.
4 is a perspective view showing the first chassis shown in Fig. 1; Fig.
FIG. 5 is a projection view showing the first chassis and the third chassis shown in FIG. 1 projected. FIG.
Fig. 6 is a top view of the third chassis shown in Fig. 5; Fig.
FIG. 7 is a perspective view showing the fitting frame shown in FIG. 2; FIG.
FIG. 8 is an exploded perspective view showing the engaging unit coupling member shown in FIG. 2; FIG.
Fig. 9 is a bottom view showing the motor unit coupling member shown in Fig. 8; Fig.
10 is a perspective view showing a brush cover of a door according to a second embodiment of the present invention;
11 is a perspective view showing the brush cover shown in Fig. 10 from the bottom. Fig.
FIG. 12 is a perspective view showing a door unit of a door according to a third embodiment of the present invention; FIG.
Fig. 13 is a perspective view showing the racetrack unit shown in Fig. 12 from the bottom; Fig.
FIG. 14 is a perspective view showing a door according to a fourth embodiment of the present invention; FIG.
15 is a perspective view showing a state where a door according to a fifth embodiment of the present invention is connected to an interlocking device.
16 is a top perspective view of the interlocking device shown in Fig. 15; Fig.
17 is an exploded perspective view showing the interlocking device shown in Fig. 16 from below. Fig.
18 and 19 are perspective views showing an automatic closing portion according to a sixth embodiment of the present invention;

Hereinafter, the description of the present invention with reference to the drawings is not limited to a specific embodiment, and various transformations can be applied and various embodiments can be made. It is to be understood that the following description covers all changes, equivalents, and alternatives falling within the spirit and scope of the present invention.

In the following description, the terms first, second, and the like are used to describe various components and are not limited to their own meaning, and are used only for the purpose of distinguishing one component from another component.

Like reference numerals used throughout the specification denote like elements.

As used herein, the singular forms "a", "an" and "the" include plural referents unless the context clearly dictates otherwise. It is also to be understood that the terms " comprising, "" comprising, "or" having ", and the like are intended to designate the presence of stated features, integers, And should not be construed to preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, or combinations thereof.

Hereinafter, embodiments of the present invention will be described in detail with reference to FIGS. 1 to 19 attached herewith.

FIG. 1 is an exploded perspective view of a door according to a first embodiment of the present invention, FIG. 2 is an exploded perspective view of the door shown in FIG. 1, and FIG. 3 is a side view of the door shown in FIG. FIG. 4 is a perspective view showing the first chassis shown in FIG. 1, FIG. 5 is a projection view showing the first chassis and the third chassis shown in FIG. 1, and FIG. 6 is a top view showing the third chassis shown in Fig. 5, and Fig. 7 is a perspective view showing the fitting frame shown in Fig.

1 to 7, the door 100 is a window or a door that is coupled to the door frame M. The door 100 can be seated on the guide rail R formed on the lower surface of the door frame M. [ The door 100 can be assembled while fixing the first chassis 200, the second chassis 300, the third chassis 400, and the fourth chassis 500 surrounding the glass G with the fixing screws. The door 100 may be formed of a material such as metal, aluminum, synthetic resin, or reinforced plastic. The door 100 includes a first chassis 200, a second chassis 300, a third chassis 400, a fourth chassis 500, a fitting frame 600, a trolley unit 700, 800).

The first chassis 200 can fix the lower portion of the glass G. The first chassis 200 includes a first frame 210, a first fixing protrusion 211, a first plate 220, a second plate 240, a first screw connection hole 221, (241).

The first frame 210 is the body of the first chassis 200. The first frame 210 may be formed into a hollow bar shape. The first frame 210 may have a rectangular shape. The first frame 210 may be formed in the transverse direction of the glass G. [

The first fixing protrusion 211 is a plurality of protrusions formed on one side of the first frame 210 and extending in the glass G direction to fix both side surfaces of the glass G. [

The first plate 220 may be formed in the longitudinal direction of the first chassis 200 on the inner side of the first frame 210. The first plate 220 may have a predetermined thickness to increase the durability of the first chassis 200.

The second plate 240 may be spaced apart from the first plate 220 by a predetermined distance on the inner side of the first frame 210. The second plate 240 may be positioned between the first plate 220 and the first and second fixing protrusions 211 and 411.

The first screw connection hole 221 may be formed in a groove shape in which a coupling screw can be coupled to both ends of the first plate 220. The first screw tightening hole 221 can be engaged with the first engaging screw 421.

The second screw coupling hole 241 may be formed in a groove shape in which coupling screws can be coupled to both ends of the second plate 240. The second screw tightening hole 241 can be engaged with the second engaging screw 422.

The second chassis 300 may fix the upper portion of the glass G. The second chassis 300 may be formed on the opposite side of the first chassis 200. Since the second chassis 300 is formed in a structure and a shape corresponding to the first chassis 200, a duplicate description will be omitted.

The third chassis 400 is coupled to one end of the first and second chassis 200 and 300 and can fix one side of the glass G. [ The third chassis 400 may have a plurality of hair-like strips (not shown) formed on one surface or the other surface thereof. The third chassis 400 includes a second frame 410, a second fixing protrusion 411, a third screw fixing hole 413, a fourth screw fixing hole 414, a motor unit insertion groove 415, A protrusion 416, a first departure prevention assist protrusion 417, and a second departure prevention assist protrusion 418. [

The second frame 410 is the body of the third chassis 400. The second frame 410 may be formed into a hollow bar shape. The second frame 410 may have a rectangular shape. The second frame 410 may be formed in the longitudinal direction of the glass G. [

The second fixing protrusion 411 is a plurality of protrusions formed on one side of the second frame 410 so as to extend in the glass G direction to fix both side surfaces of the glass G. [

The third screw connection hole 413 is a hole formed in the fixing plate 412 shown in Figs. 5 and 6. The third screw fixing hole 413 can be engaged with the first engaging screw 421. The third screw connection hole 413 may be formed at a position corresponding to the first screw connection hole 221 formed in the first frame 210.

The fourth screw coupling hole 414 is formed in the fixing plate 412 so as to be spaced apart from the third screw coupling hole 413 by a predetermined distance. And the fourth screw tightening hole 414 can be engaged with the second engaging screw 422. The fourth screw coupling hole 414 may be formed at a position corresponding to the second screw coupling hole 241.

The raceway unit insertion groove 415 is a groove in which a region corresponding to the fixed position of the raceway unit 700 is inserted so that the raceway unit 700 is inserted into the second frame 410. At least one arm unit insertion groove 415 may be formed on the opposite side of the fixing plate 412.

The separation preventing protrusion 416 is a pair of protrusions protruding from the inner surface of the second frame 410 so that the arm unit 700 is inserted into the arm unit insertion groove 415 and then released. The detachment prevention protrusion 416 may be formed on the fixing plate 412.

The first departure prevention preventing protrusion 417 is a protrusion protruded on one surface of the pair of escape preventing protrusions 416 facing each other. The first separation preventing auxiliary protrusion 417 may be formed at a predetermined interval so that the first and second engagement screws 421 and 422 can be inserted into the third and fourth screw connection holes 413 and 414.

The second departure prevention preventing protrusion 418 is a pair of protrusions protruding from the inner surface of the third chassis 400. The second departure prevention preventing auxiliary projection 418 may protrude to a length corresponding to the interval of the pair of the releasing preventing projections 416. [

The fitting frame 600 may be formed on at least one of the first to the fourth chassis 200 to the fourth chassis 500 to increase the adhesion between the glass and the chassis. The fitting frame 600 may be formed in a 'C' shape. The glass mold G may be embedded in the fixing groove 610 having one side protruded. The other surface of the fitting frame 600 may be embedded in the second fixing protrusion 411 formed on the third chassis 400.

The carriage unit 700 is coupled to the upper or lower surfaces of the third and fourth chassis 400 and 500 to allow the door 100 to move in the guide rail R. [ The arcuate unit 700 may be formed with a through-hole unit 720 at a position corresponding to the fourth screw connection hole 414.

Accordingly, the arcuate unit 700 is inserted into the arcuate unit insertion groove 415 and then the second engagement screw 422 is inserted into the arcuate unit through hole 720, the fourth screw coupling hole 414, And can be fixed while being coupled to the base plate 241.

The arcuate unit 700 may have at least one arcuate unit thread groove 730 formed on its outer surface. The arm car unit 700 may be formed with a car unit wheel 710 at a lower portion thereof.

The drive motor unit engaging member 800 can push the foreign matter penetrated into the guide rail R. [ The drive unit coupling member 800 will be described in detail with reference to FIGS. 8 and 9. FIG.

The fourth chassis 500 is coupled to the other ends of the first and second chassis 200 and 300 and can fix the other side of the glass G. [ The fourth chassis 500 may be formed on the opposite side of the third chassis 400. The fourth chassis 500 is formed in a structure and a shape corresponding to those of the third chassis 400, so that redundant description is omitted.

FIG. 8 is an exploded perspective view showing the raceway unit engaging member shown in FIG. 2, and FIG. 9 is a bottom view showing the raceway unit engaging member shown in FIG.

Referring to FIGS. 8 and 9, the drive unit coupling member 800 can push foreign substances that have penetrated into the guide rail R. FIG. The arcuate unit engaging member 800 can be inserted into the arcuate unit inserting groove 415 after the arcuate unit 700 is mounted. The drive unit coupling member 800 includes a drive unit coupling member body 810, a first support plate 820, a second support plate 830, a body screw groove 811, a slide coupling groove 831, a cleaning member 840, . &Lt; / RTI >

The armature unit engaging member body 810 is an outer frame of the armature unit engaging member 800. As the raceway unit connecting member body 810, a metal material, a reinforced plastic material, or the like may be used.

The first support plate 820 is a support plate to which the articulation unit 700 can be fixed when the articulation unit 700 is embedded in the articulation unit body 810. The first support plate 820 may be formed such that both side surfaces of the plate shape extend in the bottom surface direction.

The second support plate 830 may protrude from the outer surface of the first support plate 820. The second support plate 830 may include a slide engagement groove 831 formed in a lower surface of the second support plate 830 such that a groove is formed in an inclined direction toward the lock unit 700.

The slide engagement groove 831 is formed at an inclination angle of 15 to 30 degrees so that the first brush 841 of the cleaning member 840 to be described later is inserted into the guide rails R toward the drive unit wheel 710, There is an effect that pushes out.

The body thread groove 811 is formed at a position corresponding to the arm unit thread groove 730 and is a groove into which a fixing screw (not shown) is inserted. A plurality of body screw grooves 811 may be formed on the first support plate 820.

The cleaning member 840 can push out the foreign matter penetrated into the guide rail R by the first brush 841 formed on one side. The other side of the cleaning member 840 may be formed in a shape corresponding to the slide engagement groove 831. The cleaning member 840 can be attached to and detached from the slide engagement groove 831. [

FIG. 10 is a perspective view showing a brush cover of a door according to a second embodiment of the present invention, and FIG. 11 is a perspective view showing the brush cover shown in FIG. 10 from the bottom.

The door according to the second embodiment of the present invention shown in Figs. 10 and 11 includes the same components as those of Figs. 1 to 7 except that the door unit coupling member is omitted and a brush cover is added . Therefore, the same reference numerals are given to the same constituent elements, and redundant description of the same constituent elements will be omitted, and the added constituent elements will be mainly described.

10 and 11, a door 100 according to a second embodiment of the present invention includes a first chassis 200, a second chassis 300, a third chassis 400, a fourth chassis 500, A fitting frame 600, an articulating unit 700, and a brush cover 900.

The first chassis 200, the second chassis 300, the third chassis 400, the fourth chassis 500, the fitting frame 600, and the trolley unit 700 are the same as those of FIGS. 1 to 7 And thus redundant description is omitted.

More specifically, the brush cover 900 can be pushed by the second brush 913 when the door 100 is moved after the door 900 is coupled with the door unit 700. The brush cover 900 may include a brush cover body 910 formed in a shape of a '?'

The brush cover body 910 may include a wheel insertion groove 911 in which the drive unit wheel 710 can be seated to a predetermined depth.

Here, the wheel insertion groove 911 may be formed in a shape penetrating through one surface of the wheel unit 700 that is in contact with the bottom surface.

The wheel insertion groove 911 may be formed in one or two through holes depending on the shape of the driving unit wheel 710.

The brush cover body 910 may include a second brush 913 on the bottom surface of the plate on which the wheel insertion groove 911 is formed.

Here, the second brush 913 may be formed by being symmetrical in the direction of the wheel insertion groove 911 from one side or the other side.

At this time, the second brushes 913 may be formed to have a predetermined length by a distance between the car wheels 710 on one side or the other side.

10 and 11, the second brush 913 is moved in the direction of the drive unit wheel 710 so as to push out the impregnated foreign material toward the drive unit wheel 710 of the guide rail R. [ And may be formed at an angle of 15 to 30 degrees.

The brush cover body 910 may include a cover screw groove 912 on one side.

Here, the cover screw groove 912 is a through groove in which the knife unit 700 and the brush cover body 910 can be fixed by screws.

FIG. 12 is a perspective view showing a door lock unit according to a third embodiment of the present invention, and FIG. 13 is a perspective view showing the door lock unit shown in FIG.

The door according to the third embodiment of the present invention shown in Figs. 12 and 13 has the same constituent elements as those of Figs. 1 to 7 except that the door unit engaging member is removed and the fourth brush is added to the door unit. . Therefore, the same reference numerals are given to the same constituent elements, and redundant description of the same constituent elements will be omitted, and the added constituent elements will be mainly described.

12 and 13, the door 100 according to the third embodiment of the present invention includes a first chassis 200, a second chassis 300, a third chassis 400, a fourth chassis (not shown) 500, a frame 600, and an armature unit 700.

The first chassis 200, the second chassis 300, the third chassis 400, the fourth chassis 500, and the fitting frame 600 are the same components as those of FIGS. 1 to 7, It is omitted.

Specifically, the arcuate unit 700 can be engaged with the third and fourth chassis 400, 500 while being inserted into the arcuate unit insertion groove 415. The arcuate unit 700 is a quadrangular outer mold frame, and the car unit wheel 710 can be embedded in the bottom surface at a predetermined depth. As shown in FIG. 13, the arcuate unit 700 may include a fourth brush 740 formed symmetrically with a predetermined length from one side of the bottom surface to the car unit wheel 710.

12 and 13, the fourth brush 740 is moved in the direction of the drive unit wheel 710 so as to push out the impregnated foreign material toward the drive unit wheel 710 of the guide rail R. [ And may be formed at an angle of 15 to 30 degrees.

The foreign object penetrated toward the race unit wheel 710 of the guide rail R is guided by the fourth brush 740 when the arm unit 700 mounted on the door 100 is seated on the guide rail R, .

14 is a perspective view showing a door according to a fourth embodiment of the present invention.

The door according to the fourth embodiment of the present invention shown in Fig. 14 is different from that of Figs. 1 to 7 in that the door unit coupling member shown in Figs. 1 to 7 is omitted, and the doors of the first, And includes the same components except that a third brush is added at the bottom. Therefore, the same reference numerals are given to the same constituent elements, and redundant description of the same constituent elements will be omitted, and the added constituent elements will be mainly described.

Referring to FIG. 14, a door 100 according to a fourth embodiment of the present invention includes a first chassis 200, a second chassis 300, a third chassis 400, a fourth chassis 500, A fitting frame 600 and an articulating unit 700. [

Specifically, the first, third, and fourth chassis 200, 400, and 500 may include at least one third brush 419 formed integrally or removably on the bottom surface.

The third brush 419 is a plurality of brushes capable of pushing out foreign matter that has penetrated between the guide rails R. The third brush 419 may be formed along the surfaces of the bottom surfaces of the first, third, and fourth chassis 200, 400, and 500.

The third brushes 419 are arranged at an angle of 15 to 30 degrees which can be collected in the direction of the car unit wheel 710 so as to push foreign substances infiltrated toward the car unit wheel 710 of the guide rail R, .

FIG. 15 is a perspective view showing a door according to a fifth embodiment of the present invention connected to the interlocking device, FIG. 16 is an upper perspective view showing the interlocking device shown in FIG. 15, Fig. 6 is an exploded perspective view showing the interlocking device from the bottom; Fig.

15 to 17, the door 100 according to the fifth embodiment of the present invention can operate while a plurality of doors are interlocked with each other by the interlocking device 1000. The door 100 may include a first door 50, a second door 60, a third door 70, and an interlocking device 1000.

The first, second, and third doors 50, 60, and 70 may include any one of the doors shown in FIGS.

The interlocking device 1000 includes an interlocking device frame 1100, a rotating belt 1700, a first fixing member 1200, a second fixing member 1300, a first rotating member 1400, a second rotating member 1500, And a sliding groove fastening member 1600. [

The interlocking device frame 1100 is a body to which the components of the interlocking device 1000 can be mounted. The interlocking device frame 1100 may be formed in a bar shape. The interlocking device frame 1100 may be disposed on the upper side of the second door 60. The interlocking device frame 1100 may include first and second through holes 1110 and 1120 and first and second moving grooves 1130 and 1140.

The first through hole 1110 is a hole formed to pass through one end of the interlocking device frame 1100. The first through hole 1110 may have a first rotating member 1400 therein.

The second through hole 1120 is a hole formed to pass through the other end of the interlocking device frame 1100. The second through hole 1120 may include the second rotating member 1500.

The first moving groove 1130 is a groove formed along one surface of the interlocking device frame 1100. The first moving groove 1130 is connected to the first holding member 1200 so that the first holding member 1200 can be slid.

The second moving groove 1140 is a groove formed along the other surface of the interlocking device frame 1100. The second moving groove 1140 is connected to the second fixing member 1300 so that the second fixing member 1300 can be slid.

The rotary belt 1700 may be connected to the first and second rotary members 1400 and 1500 in an endless track shape, respectively. The first and second fixing members 1200 and 1300 may be connected to the rotary belt 1700. The rotary belt 1700 may be formed of a material such as a steel strip, a reinforced rubber, or a saw-toothed synthetic resin. The rotating belt 1700 may include a first rotating belt projection 1710 and a second rotating belt projection 1720.

The first rotating belt projection 1710 is a projection in which a part of the rotating belt 1700 is formed thick.

Accordingly, the first rotating belt projection 1710 is seated in the first rotating belt projection insertion groove 1230, so that the first fixing member 1200 can be moved by the rotating belt 1700.

The second rotating belt projection 1720 is a projection in which a part of the rotating belt 1700 is formed thick. The second rotating belt projections 1720 may be formed at positions spaced apart from the first rotating belt projections 1710 by a predetermined distance.

The first fixing member 1200 may be connected to the first door 50. The first fixing member 1200 may be slid while the first fixing member 1200 is mounted on the first moving groove 1130 with one side formed with the first locking protrusion 1210 having a shape corresponding to the first moving groove 1130. The first fixing member 1200 can be detachably attached to the protruding shape of the other side by the first connection ring 1220 in a screw manner.

Here, the first connection ring 1220 may be inserted with a first connection bar (not shown) formed on the upper surface of the first door 50.

The first fixing member 1200 may include a groove-shaped first rotating belt projection insertion groove 1230 through which the first rotating belt projection 1710 can be seated on the opposite side of the first locking projection 1210.

The second fixing member 1300 is different in position from the first fixing member 1200 and has the same structural form as the first fixing member 1200, and therefore, duplicated description is omitted.

The first rotary member 1400 may be seated in the first through hole 1110. The first rotary member 1400 is connected to a rotary belt 1700 connected to the second rotary member 1500 to move the rotary belt 1700 in both directions. The first rotating member 1400 may be formed with a first rotating plate 1410 and a third connecting ring 1420.

The first rotating plate 1410 may be formed in a pulley shape having a groove having a V-shaped outer peripheral surface. The first rotating plate 1410 may be formed on one side of the first rotating member 1400.

The third connection ring 1420 may be inserted with a third connection bar (not shown) formed on the upper surface of the second door 60. The third connection ring 1420 may be formed on the lower surface of the first rotating member 1400. The third connection ring 1420 can be attached to and detached from the lower surface of the first rotary member 1400 in a screw manner.

The second rotating member 1500 may be seated in the second through hole 1120. The second rotary member 1500 may be connected to a rotary belt 1700 connected to the first rotary member 1400 to move the rotary belt 1700 in both directions. The second rotating member 1500 may be formed with a second rotating plate 1510 and a fourth connecting ring 1520.

The second rotary plate 1510 may be formed in a pulley shape having a groove having a V-shaped outer peripheral surface. The second rotating plate 1510 may be formed on one side of the second rotating member 1500.

The fourth connection ring 1520 may be inserted with a fourth connection bar (not shown) formed on the upper surface of the second door 60. The fourth connecting ring 1520 may be formed on the lower surface of the second rotating member 1500. The fourth connection ring 1520 may be attached to and detached from the lower surface of the second rotary member 1500 in a screw manner.

The sliding groove coupling member 1600 is inserted into the first and second through holes 1110 and 1120 after the first and second rotary members 1400 and 1500 and the first and second fixing members 1200 and 1300 are inserted into the first and second through holes 1110 and 1120 Can be prevented from being separated. The sliding groove fastening member 1600 allows the interlocking device frame 1100 to slide into the fastening protrusion 1610 in the sliding groove (not shown) of the door frame (not shown). The sliding groove fastening member 1600 may be formed at both ends of the interlocking device frame 1100. [

Here, the fastening protrusion 1610 may be formed in a T shape.

18 and 19 are perspective views showing an automatic closing part according to a sixth embodiment of the present invention.

Referring to Figs. 18 and 19, the door according to the sixth embodiment of the present invention includes the same components as those of Fig. 15 except that the automatic closing portion is added to Fig. Therefore, the same reference numerals are given to the same constituent elements, and redundant description of the same constituent elements will be omitted, and the added constituent elements will be mainly described.

18 and 19, the door 100 according to the sixth embodiment of the present invention includes a first door 50, a second door 60, a third door 70, an interlocking device 1000, And may include an automatic closing portion 1800.

Since the first door 50, the second door 60, the third door 70, and the interlocking device 1000 are the same components as those in FIG. 15, the duplicate description will be omitted.

Specifically, the automatic closing portion 1800 is connected to the door frame and the upper surface of the first door 50 or the third door 70 to close the first door 50 or the third door 70 to a predetermined position, Can be automatically pulled and closed. The automatic closing portion 1800 may include a housing 1810, a moving member 1830, a damper 1840, a switch member 1850, a spring 1880 and a connecting member 1900.

The housing 1810 is the body of the automatic closing portion 1800. The housing 1810 may be formed in a bar shape having a space therein. The housing 1810 may be fixed to a groove formed in the upper part of the door frame. The housing 1810 may be formed with an induction hole 1870 through which the latching bar 1910 of the connecting member 1900 is guided.

The shifting member 1830 may be installed in the housing 1810 by sliding engagement between a sliding protrusion (not shown) and a sliding groove (not shown) and sliding in both directions. The movable member 1830 may have a groove corresponding to the damper 1840 so that the damper 1840 can be seated.

One side of the damper 1840 is fixed to the housing 1810 and the other side is seated on the moving member 1830 to adjust the sliding speed of the moving member 1830. The damper 1840 may be of a gas type, an air type or a hydraulic type.

When the first door 50 or the third door 70 is opened and the first door 50 or the third door 70 is closed when the first door 50 or the third door 70 is closed, Or the third door 70 to the closed position. The switch member 1850 may be installed on the opposite side moving member 1830 of the damper 1840. The switch member 1850 may have a guide groove (not shown) which can be fixed to the guide protrusion 1820 formed on the inner surface of the housing 1810.

Here, the guide groove (not shown) may be formed at a predetermined angle and depth so that the switch member 1850 can be fixed to the guide protrusion 1820 while being bent at a predetermined angle.

The switch member 1850 may be formed with a semicircular latching barhole 1860 into which the latching bar 1910 can be inserted.

The connecting member 1900 is inserted into the latching barhole 1860 of the switch member 1850 by the latching bar 1910 with the upper side protruded and is fastened to the first door 50 or the third May be connected to the upper surface of the door (70).

The spring 1880 may extend when the first door 50 or the third door 70 is opened and transmit the restoring force to the shifting member 1830 when the first door 50 or the third door 70 is closed. The spring 1880 can be connected to the housing 1810 at one side and to the moving member 1830 at the other side.

While the present invention has been described in connection with what is presently considered to be practical exemplary embodiments, it is to be understood that the invention is not limited to the disclosed embodiments, but, on the contrary, It will be clear to the person.

50: first door
60: Second door
70: Third door
100: Door
200: First chassis
210: first frame
211: first fixing projection
220: first plate
221: first screw tightening hole
240: second plate
241: second screw tightening hole
300: second chassis
400: Third chassis
410: second frame
411: second fixing projection
412: Fixed plate
413: third screw tightening hole
414: Fourth screw tightening hole
415: Raceway unit insertion groove
416:
417: First release preventing auxiliary projection
418: second departure prevention auxiliary projection
419: Third brush
421: first coupling screw
422: second coupling screw
500: fourth chassis
600: Fitting frame
610: Fixing groove
700:
710: Car wheel unit wheels
720: Raceway unit through hole
730: Raceway unit screw groove
740: Fourth Brush
800:
810: Raceway unit coupling member body
811: Body thread groove
820: first support plate
830: second support plate
831: Slide fastening groove
840: cleaning member
841: First brush
900: Brush cover
910: Brush Cover Body
911: Wheel insertion groove
912: Cover screw groove
913: Second brush
1000: Interlocking device
1100: Interlocking frame
1110: First through hole
1120: second through hole
1130: first moving groove
1140: Second moving groove
1200: first fixing member
1210:
1220: first connecting ring
1230: first rotating belt projection insertion groove
1300: second fixing member
1400: first rotating member
1410:
1420: third connecting ring
1500: second rotating member
1510:
1520: fourth connecting ring
1600: Sliding groove fastening member
1610: fastening projection
1700: rotating belt
1710: first rotating belt projection
1720: Second rotating belt projection
1800: Automatic closing portion
1810: Housing
1820: guide projection
1830: Movable member
1840: Damper
1850: Switch element
1860: Hanging bars
1870: Induction Hall
1880: Spring
1900: connecting member
1910: Hanging bars
1920: Clamping screw

Claims

A first chassis fixing the bottom of the glass;
A second chassis fixing the top of the glass;
A third chassis coupled to one end of the first and second chassis and fixing one side of the glass;
A fourth chassis coupled to the other end of the first and second chassis and fixing the other side of the glass; And
And an arm unit fixed to an upper or lower end of the third chassis or the fourth chassis,
The first chassis
A first plate having a first screw coupling hole and a second plate having a second screw coupling hole are formed in the longitudinal direction of the first chassis,
The third chassis
And a second frame having a hollow square shape is formed with an arcuate unit insertion groove in which an area corresponding to a fixed position of the arcuate unit is inserted so that the arcuate unit is inserted, A pair of escape prevention protrusions are formed to protrude from the inner surface of the second frame so that the third and fourth screw connection holes corresponding to the two screw connection holes are formed and the escape of the escape unit is prevented,
A first coupling screw coupled to the first and third screw connection holes for coupling the first chassis and the third chassis and a second coupling screw coupled to the second and fourth screw connection holes,
Wherein the arcuate unit is formed with an arcuate unit through hole corresponding to the second and fourth screw fastening holes and is coupled to the third chassis by the second engaging screw.

The method according to claim 1,
Wherein when the first chassis and the third chassis are coupled to each other, a first engaging screw is fastened to the first screw tightening hole and the third screw tightening hole, the arm unit is seated inside the second frame, And a second engaging screw is fastened to the screw hole, the fourth screw hole, and the engaging unit through hole.

The method according to claim 1,
The pair of escape prevention protrusions include a first escape prevention assisting protrusion protruding in a pair on a surface facing the pair of escape prevention protrusions at a distance apart from the fourth screw connection hole,
And a second escape prevention auxiliary protrusion protruding from the inner side surface of the third chassis so as to correspond to the interval of the pair of escape prevention protrusions.

The method according to claim 1,
Further comprising: an arcuate unit engaging member which is engaged with the arcuate unit and pushes foreign substances infiltrated into the rails from which the arcuate unit is guided,
The arcuate unit engaging member
Wherein at least one body that is formed so that both side surfaces of the plate shape extend in the direction of the bottom surface and in which the arm unit is housed between the extended pair of first support plates, An arcuate unit engaging member body in which a thread groove is formed;
A pair of second support plates formed on the side surfaces of the pair of first support plates to protrude in the direction opposite to the drive unit and having a plurality of slide engagement grooves formed on a lower surface thereof in an inclined manner in the direction of the drive unit; And
At least one cleaning member having a first brush formed on one side and a corresponding shape formed on the other side so as to be detachable from the slide engagement groove.

The method according to claim 1,
Further comprising a brush cover coupled to the arcuate unit for pushing foreign matter penetrated into the rail from which the arcuate unit is guided,
The brush cover
A brush cover body formed vertically with a vertically formed plate having one side of the plate formed in a lateral direction;
At least one wheel insertion groove formed through a laterally formed plate of the brush cover body;
A second brush formed on the bottom surface of the transversely formed plate of the brush cover body and inclined in a direction of a wheel of the car unit;
And a cover screw groove in which a vertically formed plate of the brush cover body can be fastened to the second screw fastening hole, the motor unit through hole and the fourth screw fastening hole with a third fastening screw.

The method according to claim 1,
Wherein at least one third brush is formed on a bottom surface of the third chassis or the fourth chassis so as to be inclined in a direction of a wheel of the car unit.

The method according to claim 1,
And a plurality of hair-like strips formed on one surface or the other surface of the third chassis or the fourth chassis.

A first chassis supporting a lower portion of the glass, a second chassis supporting an upper portion of the glass at a position facing the first chassis, a second chassis coupled to both ends of the first and second chassis to support both sides of the glass, 3 and the fourth chassis,
At least one of the first to fourth chassis is formed with a fixing protrusion protruding on both sides in the glass direction,
And a fitting frame inserted between the fixing protrusions and having fixing grooves corresponding to the thickness of the glass.

The method according to claim 1,
A housing installed in the door frame;
A moving member installed inside the housing and sliding in both directions;
A damper fixed on one side of the housing and on the other side for restraining the speed of the moving member;
A spring connected to the housing at one side and connected to the moving member at the other side to extend when the door is opened and transmit the restoring force to the moving member when the door is closed;
A switch member installed on the moving member on the side opposite to the damper and tilted when the door is opened and moving the door to the closed position by the restoring force of the spring when the door is closed; And
And a connection member that is connected to the door by a fastening screw that is inserted into the switch member and protruded from the lower side, the door being protruded on the upper side.

The sliding door of claim 1, wherein the sliding door comprises a sliding door having a sliding door, one of the first door, the second door and the third door slidingly connected to the first door, the second door and the third door, Quot;
A first chassis fixing the bottom of the glass;
A second chassis fixing the top of the glass;
A third chassis coupled to one end of the first and second chassis and fixing one side of the glass;
A fourth chassis coupled to the other end of the first and second chassis and fixing the other side of the glass; And
And an arm unit fixed to an upper or lower end of the third chassis or the fourth chassis,
The first chassis
A first plate having a first screw coupling hole and a second plate having a second screw coupling hole are formed in the longitudinal direction of the first chassis,
The third chassis
And a second frame having a hollow square shape is formed with an arcuate unit insertion groove in which an area corresponding to a fixed position of the arcuate unit is inserted so that the arcuate unit is inserted, A pair of escape prevention protrusions are formed to protrude from the inner surface of the second frame so that the third and fourth screw connection holes corresponding to the two screw connection holes are formed and the escape of the escape unit is prevented,
A first coupling screw coupled to the first and third screw connection holes for coupling the first chassis and the third chassis and a second coupling screw coupled to the second and fourth screw connection holes,
Wherein the arcuate unit is formed with an arcuate unit through hole corresponding to the second and fourth screw fastening holes and is coupled to the third chassis by the second engaging screw.

11. The method of claim 10,
Wherein when the first chassis and the third chassis are coupled to each other, a first engaging screw is fastened to the first screw tightening hole and the third screw tightening hole, the arm unit is seated inside the second frame, And a second engaging screw is fastened to the screw hole, the fourth screw hole, and the arm unit through hole.

11. The method of claim 10,
And the pair of escape prevention protrusions includes a pair of escape prevention assist protrusions protruding from a surface of the pair of escape prevention protrusions, the pair of escape prevention protrusions being spaced apart from the fourth screw connection hole.

11. The method of claim 10,
Further comprising: an arcuate unit engaging member which is engaged with the arcuate unit and pushes foreign substances infiltrated into the rails from which the arcuate unit is guided,
The arcuate unit engaging member
Wherein at least one body that is formed so that both side surfaces of the plate shape extend in the direction of the bottom surface and in which the arm unit is housed between the extended pair of first support plates, An arcuate unit engaging member body in which a thread groove is formed;
A pair of second support plates formed on the side surfaces of the pair of first support plates to protrude in the direction opposite to the drive unit and having a plurality of slide engagement grooves formed on a lower surface thereof in an inclined manner in the direction of the drive unit; And
At least one cleaning member having a first brush formed on one side and a corresponding shape formed on the other side so as to be detachable from the slide engagement groove.

11. The method of claim 10,
Further comprising a brush cover coupled to the arcuate unit for pushing foreign matter penetrated into the rail from which the arcuate unit is guided,
The brush cover
A brush cover body formed vertically with a vertically formed plate having one side of the plate formed in a lateral direction;
At least one wheel insertion groove formed through a laterally formed plate of the brush cover body;
A second brush formed on the bottom surface of the transversely formed plate of the brush cover body and inclined in a direction of a wheel of the car unit;
And a cover screw groove which can be fastened to the vertically formed plate of the brush cover body by the third screw in the second screw fastening hole, the fourth screw fastening hole and the motor unit through hole.

11. The method of claim 10,
Wherein at least one third brush is formed on a bottom surface of the third chassis or the fourth chassis so as to be inclined in a direction of a wheel of the car unit.

11. The method of claim 10,
And a plurality of hair-like strips formed on one surface or the other surface of the third chassis or the fourth chassis.

11. The method of claim 10,
At least one of the first to fourth chassis is formed with a pair of fixing protrusions protruding on both sides in the glass direction,
And a fitting groove inserted between the fixing protrusions and having a fixing groove corresponding to the thickness of the glass.

11. The method of claim 10,
The interlocking device
An interlocking device frame in which first and second rotary member insertion holes having a shape penetrating both ends and a first moving groove or a second moving groove having a wavy shape on both sides of the upper surface are formed,
A first connection ring or a second connection ring is formed on a lower surface of the first and second rotary member insertion holes and connected to a door of one of the first, second, and third doors, The first and second rotary members being rotated while being wound on the outer circumferential surfaces of the first and second rotary plates respectively, wherein the rotary belt having the first rotary belt protrusion or the second rotary belt projection is rotated;
The lower surface of which is seated in the first moving groove or the second moving groove in a shape corresponding to the first and second moving grooves and the upper surface of which is in contact with the first rotating belt projection or the second rotating belt projection, A third connecting ring is formed at a position where the insertion groove is formed and slid in the first moving groove or the second moving groove by the rotation of the rotating belt and the side surface is protruded so that the door connected to the first and second connecting rings At least one fixing member connected to the remaining doors; And
And a second protrusion formed on both ends of the interlocking device frame to prevent the fixing member and the first and second rotary members from being separated from the interlocking device frame, And a sliding groove fastening member having a sliding protrusion of a substantially elliptical shape.