KR200219585Y1 - sliding door - Google Patents

Abstract

The present invention relates to a door that can move from side to side, and more particularly, to a sliding door to facilitate opening and closing by installing a plurality of continuous doors on one rail to partition and use a relatively large space such as an auditorium, a classroom.

In order to achieve the above object, the present invention has a plurality of spaces formed in a plurality of stages therein, and an opening is formed on a lower surface thereof, which functions as a rail and is fixed to the ceiling to the upper guide rail 30 and the lower section frame 15. The lower guide rail 40 is buried and the upper surface is formed with an opening and a predetermined space portion is formed therein, and a plurality of rotating bodies 50 inserted into the space portions of the upper and lower guide rails 30 and 40, and The rotating shaft of the rotating body 50 is installed on the upper guide rail 30 and the end protruding downward is connected to the upper connecting member 60 and the lower guide rail 40 The rotating shaft of the rotating body 50 is installed and the upper end is projected to the upper end is configured to include a lower connection member 70 is coupled to the lower body main body 20, the door is constrained to the rail Not by artificial separation Sliding door is improved because the stability is improved and the opening and closing can be easily performed by using the rotating body, and the upper and lower portions form a plurality of spaces in the guide rail, and thus the sliding door can be installed while changing the number of rotating bodies as necessary. It is about.

Description

Sliding door

The present invention relates to a door that is moved to the left and right, and more particularly to a sliding door that allows easy opening and closing in the case of wanting to partition the space as needed in a relatively large space, such as an auditorium, classroom.

As a conventional sliding door, there was a design of the Republic of Korea Utility Model Publication No. 1991-0006405, will be described below the sliding door opening and closing device according to the prior art.

In the conventional design, in forming the hanger device of the sliding door, the c-shaped tube track 2 is formed so as to protrude outwardly the ball cloud portion 4 'on both sides, and the upper part is appropriate considering the weight and external force of the door. The number of channels 7 is bolted and the end channels 8, 8 'at both ends form a bend 8 " to stop the ball retainer 3 from sliding. 2) Insert the ball retainer (3) carrying a plurality of balls (4) in the inner side and the bar (5) having the door coupling hole (6) in the ball retainer (3) is inserted into the bar (5) ) Is a hanger device of a sliding door having two sets of nuts (10 ') which are formed by arranging the ball cloud (4' ') on both sides of the upper part and which can be horizontally adjusted and fastened to the frame bracket.

In the above prior art, a plurality of balls are inserted into the ball retainer and slid with the bar, so that the left and right opening and closing are possible, there are the following problems.

In the prior art, which is composed of a ball bearing type, lubrication is required for the smooth rolling motion of the ball, and thus, the assembly process is complicated, and ancillary parts such as the ball retainer are needed, thereby increasing the manufacturing cost. There is a problem.

On the other hand, for the function of the sliding door according to the prior art, there is a problem that the continuous lubricating oil must be supplied and the surrounding environment is polluted due to the leakage of the lubricating oil,

Therefore, the present invention devised to solve the above problems is to provide a sliding door that is simple, durable and easy to maintain.

In particular, it is an object of the present invention to provide a sliding door that connects a plurality of doors to easily open and close a large space such as an auditorium and does not occupy much space.

1-a partially cutaway perspective view of a prior art sliding hanger device;

2-1 B-B cross sectional view.

3-cross-sectional view of the entire assembly according to the present invention.

Figure 4-detailed side view of the assembly of the upper connection member according to the present invention.

5-4 is a plan view of the fixing plate in FIG.

6-4 is a coupling diagram of the fixing plate and the lower plate.

Figure 7-side detailed view when assembling the lower connection member according to the present invention.

8-4 are cross-sectional views of the first rotating body in combination.

Figure 9-Opening and closing state of the sliding door according to the present invention.

<Explanation of symbols for main parts of the drawings>

15: lower section 20: door body

30: upper guide rail 31: protrusion

32: space part 40: lower guide rail

50: rotating body 50a: first rotating body

50b: second rotating body 51: outer cover

60: upper connecting member 61: fixed plate

62: lower support shaft 63: upper support shaft

64: washer for fixing the inner ring of the rotating body 65: nut for fixing

61a: fixed pin hole 62a: movable hole

62b: lower plate 70: lower connecting member

71: top plate 72: support rod

73: support plate

The present invention for achieving the above object is a plurality of spaces are formed therein, the lower surface is formed with an opening is formed in the upper guide rail fixed to the ceiling and functions as a rail and fixed to the ceiling, the upper surface is an opening And a lower guide rail having a predetermined space portion formed therein, a plurality of rotating bodies inserted into the space portions of the upper and lower guide rails and rotating left and right, and a rotating shaft installed on the upper guide rail. The lower end protruding portion serves as an upper connecting member coupled to the upper door body, and the lower connecting member coupled to the lower door main body serves as a rotating shaft of the rotating body installed on the lower guide rail. The slab is configured to move from side to side in the rolling motion of the rotating body along the upper and lower guide rails A boarding door.

In particular, the sliding door according to the present invention has the advantage that can easily open and close the sliding door that serves as a partition when you want to use a large space, such as an auditorium, classroom.

Hereinafter, the sliding door according to the present invention will be described in detail with reference to the accompanying drawings.

Figure 3 is a cross-sectional view of the entire assembly according to the present invention, Figure 4 is a side view of the upper assembly when the assembly according to the present invention, Figure 5 is a plan view of the fixing plate in Figure 4, Figure 6 is a fixing plate and lower plate in Figure 4 7 is a detailed side view when assembling the lower connection member according to the present invention, Figure 8 is a cross-sectional view of the first rotating body in Figure 4, Figure 9 is an opening and closing state of the sliding door according to the present invention Indicates.

As shown, the present invention is largely composed of the upper guide rail 30, the lower guide rail 40, the rotating body 50, the upper connecting member 60, the lower connecting member 70.

The upper guide rail 60 fixed to the ceiling of the building and guiding the left and right opening and closing of the sliding door together with the lower guide rail 70 will be described.

The upper guide rail 60 has an opening having a predetermined size at a lower surface thereof, an upper surface thereof is closed, and a predetermined protrusion 31 partitioning the space 32 in multiple stages is formed therein. The space 32 divided into the multi-stage is provided with a rotating body 50 to be described later, the number of the rotating body 50 may be installed as many as the number of the space 32, the load of the door body 20 Accordingly, the number of the rotating bodies 50 can be adjusted.

On the other hand, the upper guide rail 30 is required to be robust and at the same time preferably made of a lightweight material such as aluminum material, the size of the protrusion 31 is not interfered with the upper connection member 60 to be described later Form it to a size that does not occur.

Next, the lower guide rail 40 to be embedded in the lower frame 15 will be described.

The upper surface of the lower guide rail 40 has a predetermined opening is formed, the lower portion is a structure that is closed and the empty space 32 is formed therein and a rotating body inserted into the lower connection member 70 to be described later ( 50) is installed.

The rotating body 50 is composed of a first rotating body 50a installed on the upper guide rail 30 and a second rotating body 50b installed on the lower guide rail 40. In the present invention, a ball bearing is It is preferable to use thrust ball bearings to be used and to withstand axial loads. And, as shown in Figure 8, the surface of the ball bearing is rotated in contact with the contact surface of the space portion 32 of the upper guide rail 30 is possible to open and close left and right bar, such as plastic It is preferable to form an outer curve 51 to surround the side surface including the outer ring portion of the lower surface of the ball bearing, and at this time, the upper surface without direct contact with the upper guide rail 30 is left intact, so as to directly friction between metals. Noise caused by noise can be prevented.

On the other hand, in the second rotating body 50b installed on the lower guide rail 40, the outer cover 51 is formed to be formed on the surface opposite to the first rotating body 50a.

The first rotating body 50a installed on the upper guide rail 30 rotates using the upper connecting member 60 as a rotating shaft, and the upper connecting member 60 will be described below.

4 to 6, the upper connection member 60 is fixed plate 61, the lower support shaft 62, the upper support shaft 63, the rotating body inner ring fixing washer 64, fixed It is composed of a melting nut (65).

The fixing plate 61 has a fixing pin hole 61a for fixing to a flat portion formed at a predetermined depth on the upper portion of the door body 20 and formed at a corner thereof, and both ends for lateral movement of the lower support shaft 62 at the center thereof. Has a semicircular shape and is formed with a movable hole 62a bored to a predetermined length.

The lower support shaft (62) is composed of a lower plate (62b) of the plate and a vertical cylinder formed with a female thread inside the vertically formed in the center of the lower plate (62b), the lower plate (62b) is coupled to the fixed plate 61 It is configured to be able to move from side to side along the movable hole (62a), the upper connecting member 60 and the lower connecting member in consideration of the processing error when assembling the upper connecting member 60 in the door body 20 It is comprised by the structure which can arrange | position 70 in a straight line.

The upper support shaft 63 is coupled to the vertical cylinder of the lower support shaft 62, the upper support shaft 63 is a male screw formed in a predetermined length is fastened to the female screw portion of the vertical cylinder, the other end is the support portion Is formed. An inner ring of the first rotating body 50a is in contact with the support portion, and a lower portion of the rotating inner ring fixing washer 64 supports the first rotating body 50a.

On the other hand, when the number of the first rotatable body (50a) is installed in a plurality, the rotor inner ring fixing washer 64 is inserted between the first rotatable body (50a) can be formed continuously and the lowest Fixing nut 65 is formed in the upper part to apply an appropriate pressure to the first rotating body (50a).

As shown in FIG. 7, the lower connection member 70 formed below the door body 20 and installed with the second rotating body 50b will be described. The lower connection member 70 is composed of an upper plate 71, a support rod 72, and a second rotating body 50b inserted into the support rod 72, and the upper plate 71 is an upper portion of the support rod 72. It is fastened with one end.

The bottom surface of the support rod 72 is formed with a support plate 73 for supporting the inner ring of the second rotating body (50b), a fixing pin hole 61a for fixing to the lower corner of the four corners of the upper plate 71 Is formed.

Hereinafter, a practical application of the sliding door according to the present invention will be described.

In the installation of the sliding door according to the present invention for partitioning a large space part such as an auditorium, Fig. 9 shows a state change when the sliding door is opened.

9, upper and lower guide rails 30 and 40 on the h are formed on the ceiling and the floor. On the other hand, in the case of forming a plurality of doors as described above to partition a large space, both sides of the sliding door is formed with depressions and protrusions are respectively configured to facilitate coupling between adjacent doors when opening and closing the sliding door Each door is moved independently so that it can be opened and closed easily.

When the plurality of sliding doors are sequentially opened, the door is rotated by 90 degrees while the sliding door is rotated by 90 ° when the rotor reaches the first bent portion of the upper and lower guide rails 30 and 40. The space forms one space.

As described above, the sliding door according to the present invention has an effect that can be easily divided into a large space, such as an auditorium, a classroom as needed.

In addition, the simple structure and easy disassembly and assembly have the effect of easy maintenance.

In addition, by adjusting the number of the rotating body according to the load of the door main body can be installed properly, unnecessary costs can be eliminated, and the durability can be improved.

Claims (3)

An upper guide rail 30 having a plurality of stages 32 having a plurality of spaces formed therein and having an opening formed at a bottom thereof, serving as a rail, and fixed to a ceiling; A lower guide rail 40 embedded in the lower part frame 15 and having an upper surface formed therein with an opening and having a space 32 formed therein; A plurality of rotors 50 inserted into the spaces 32 of the upper and lower guide rails 30 and 40 to be rotated and moved left and right; An upper connection member 60 which serves as a rotating shaft of the rotating body 50 installed in the upper guide rail 30 and an end protruding downwardly is coupled to an upper portion of the door body 20; The lower guide member serves as a rotating shaft of the rotating body 50 installed in the rail 40 and the upper end of the lower connection member 70 is coupled to the lower door body 20; Sliding door, characterized in that moved along the rails (30, 40) in the rolling motion of the rotating body (50) left and right. The upper and lower guides of claim 1, wherein the rotor 50 is coupled to the upper connection member 60 and the lower connection member 70 by loose fitting. Sliding door, characterized in that the number of the rotating body (50) can be adjusted according to the space (32) formed in the rail (30,40). According to claim 1 or claim 2, wherein the upper and lower guide rails (30, 40) is divided into two at the c-shaped at a predetermined portion when the door is closed when the door body 20 is rotated 90 degrees to occupy space Sliding door, characterized in that to minimize.