JPH0711680U - Hanging door holding structure - Google Patents

Abstract

(57) [Summary] [Purpose] To provide a structure for holding a hanging door that can prevent the hanging door from fluttering due to wind and the like, and can smoothly open and close the hanging door. [Structure] The upper rails are on the upper and lower inner surfaces of the opening (100) that is partitioned by (10).
(30) and lower rail (40) are provided. The door roller (20) was provided so as to be slightly separated in the horizontal direction from the center of gravity line of the hanging door (10) in the vertical cross section in the thickness direction of the hanging door (10). Upper rail (30)
Is formed so that the door roller (20) can slide in the upper rail (30), and the lower rail (40) can slide the cylindrical guide protrusion (50) provided on the lower end surface of the hanging door (10). Concave groove so that
Formed with (60). Contact pieces (70) are provided on the inner surface of the groove (60) so as to face each other, and the guide projection piece (50) and one of the contact pieces (70) are brought into point contact with each other by an unbalanced load. .

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a hanging door holding structure, and more particularly to a hanging door holding structure capable of preventing the hanging door from fluttering due to wind and smoothly opening and closing the hanging door.

[0002]

[Prior art]

 In general, hanging doors are provided in the opening of a building and form a movable partition of this opening. A conventional example of such a hanging door holding structure will be described with reference to FIGS. Here, FIG. 4 is a cross-sectional view showing a conventional retaining structure for a hanging door. FIG. 5 is an enlarged cross-sectional view showing details in the vicinity of a lower rail in a conventional retaining structure for a hanging door.

In order to movably open and close the hanging door 110 with respect to the opening 100, an upper rail 130 and a lower rail 140 are provided on the upper inner peripheral surface and the lower inner peripheral surface of the opening 100, respectively. . A door roller 120 is provided at an upper end of the hanging door 110 so as to correspond to the upper rail 130 and the lower rail 140 of the opening 100, and a lower end of the door roller 120 slides in the lower rail 140 and moves laterally of the hanging door. A cylindrical guide runner 150 was provided to prevent shaking.

More specifically, the door roller 120 is provided at an upper end portion of the hanging door 110 and a portion located on the center line of the hanging door 110 in a vertical cross section in the thickness direction of the hanging door 110. Further, the guide runner 150 was provided at the lower end of the hanging door 110 at a position corresponding to the door roller 120. On the other hand, the lower rail 140 was formed with a recessed groove portion 160 having an upper opening so that the guide runner 150 can slide in the opening / closing direction of the hanging door 110. A pair of inner surfaces of the recessed groove portion 160 that face each other are provided with contact pieces 170 that can contact the inner surface of the guide runner 150 so as to face the hanging door 110 from the upper rail 130. The structure is such that the hanging door 110 is held so that there is a slight gap between the guide runner 150 and the contact pieces 170 located on both sides of the guide runner 150 when hanging. The lower rail 140 was provided at an appropriate position on the floor base material 96 and the floor finishing material 90 via a lower rail holding member 180 capable of engaging with the lower rail 140.

[0005]

[Problems to be solved by the device]

 However, such a conventional retaining structure for a hanging door has the following problems. That is, when the hanging door 110 is hung from the upper rail 130, a slight gap is formed between the guide runner 150 and the abutting pieces 170 located on both sides of the guiding runner 150, so that the hanging door 110 winds. When it was received, rolling was caused in the front and back directions of the sliding door 110 by the amount of the gap, and the rattling caused unpleasant noise. The gap between the guide runner 150 and the contact piece 170 is indispensable for smooth opening and closing of the hanging door 110, and it has been difficult to prevent the hanging door 110 from rolling.

The present invention has been made to solve the above problems. That is, an object of the present proposal is to provide a hanging door holding structure that can prevent the hanging door from fluttering due to wind and the like and can smoothly open and close the hanging door.

[0007]

[Means for Solving the Problems]

 The present invention has been provided to achieve the above object. That is, according to the invention described in claim 1, the hanging door (10) is provided on the upper end surface of the hanging door (10) on the inner peripheral surface above the opening (100) partitioned by the hanging door (10). The upper rail (30) is provided for hanging by the provided door roller (20), and the lower end of the hanging door (10) when opening and closing the hanging door (10) is provided on the inner peripheral surface below the opening (100). The lower rail (40) is provided to prevent rolling of the sliding door (10), and the door roller (20) is mounted on the vertical direction in the thickness direction of the hanging door (10) in any direction horizontal to the center line of the hanging door (10). The upper rail (30) is provided on the upper end surface of the hanging door (10) so as to be slightly separated from the upper rail (30) so that the door roller (20) can slide in the upper rail (30) in the opening / closing direction of the hanging door (10). The lower rail (40) is formed on the upper side so that the guide protrusion (50) protruding downward from the lower end surface of the hanging door (10) is slidable in the opening / closing direction of the hanging door (10). It is formed with a groove (60) that is an opening. A pair of inner side surfaces (60) facing each other are provided with contact pieces (70) that can contact the side surfaces of the guide projection piece (50), respectively. It is characterized in that either one of the contact pieces (70) is brought into contact.

Further, the device described in claim 2 includes all the constituent features of the device described in claim 1, and the guide protrusion (50) is formed in a cylindrical shape, and the guide protrusion (50) is formed. It is characterized in that the side surface of the contact piece and the contact piece (70) are formed to be capable of point contact.

[0009]

[Action]

 According to the invention as set forth in claim 1, the following operation is achieved. The door roller (20) is provided on the upper end surface of the hanging door (10) so as to be slightly away from the center of gravity of the hanging door (10) in the horizontal direction in a vertical cross section in the thickness direction of the hanging door (10). There is. Therefore, when the hanging door (10) is hung from the upper rail (30), the hanging door (10) has a center of gravity around the door carriage (20) and the center of gravity of the hanging door (10). Rotational moment acts in the direction away from the line. That is, when the hanging door (10) is hung from the upper rail (30), the guide protrusion (50) of the hanging door (10) is provided in the groove (60) of the lower rail (40). The contact piece (70) comes into contact with the contact piece (70) by an unbalanced load due to the rotation moment. Therefore, the suspension door (10) can remain stationary as long as an external force against the rotational moment does not act on the suspension door (10), and the suspension door (10) rolls due to normal wind. No fluttering.

When the hanging door (10) is opened and closed, the door roller (20) slides in the upper rail (30), and the guide protrusion (50) moves in the groove (60) of the lower rail (40). Is slid while being in contact with the contact piece (70). In addition, the invention according to claim 2 has the following effect in addition to the effect achieved by the invention according to claim 1. That is, since the guide projecting piece (50) is formed in a cylindrical shape, the side surface of the guide projecting piece (50) and the contact piece (70) are in point contact with each other, and the contact resistance in that part is reduced. Therefore, opening and closing of the hanging door (10) becomes smooth.

[0011]

【Example】

 The present embodiment corresponds to the device according to the second aspect. An embodiment of the present invention will be described below with reference to the drawings. Here, FIG. 1 is a cross-sectional view showing the overall structure of the present embodiment. FIG. 2 is an enlarged cross-sectional view showing details near the lower rail. As shown in FIG. 1, the hanging door holding structure according to the present embodiment is provided in an opening portion 100 partitioned by the hanging door 10.

An inner rail on the upper side of the opening 100 is provided with an upper rail 30 for hanging the hanging door 10 by a door roller 20 provided on an upper end surface of the hanging door 10, and an inner rail on the lower side of the opening 100. Is provided with a lower rail 40 for preventing rolling of the lower end of the hanging door 10 when opening and closing the hanging door 10. The door roller 20 uses a conventionally known one, but the mounting position on the hanging door 10 is different from the conventional one. That is, the door roller 20 of the present embodiment is slightly separated from the center of gravity of the hanging door 10 in the horizontal direction in the vertical cross section in the thickness direction of the hanging door 10 (to the right in FIG. 1). It is attached to the upper end surface of the hanging door 10. As will be described later, when the hanging door 10 is hung from the upper rail 30, the door roller 20 is attached to such a position. This is because the rotational moment is exerted in the direction (rightward in FIG. 1) provided away from the center of gravity line of 10.

The upper rail 30 uses a conventionally known one similar to the door roller 20, and is formed so that the door roller 20 can slide in the upper rail 30 in the opening / closing direction of the hanging door 10. There is. The upper rail 30 is provided on the upper frame member 16 provided in the opening 100. The lower rail 40 has a vertical cross section formed into a substantially hat shape, and a columnar guide protrusion 50 protruding downward from the lower end surface of the hanging door 10 is slidable in the opening / closing direction of the hanging door 10. As described above, the concave groove portion 60 having an opening at the upper side is formed, and the lower rail holding member 80 engageable with the lower rail 40 is provided at an appropriate position of the underfloor base material 96 and the floor finish material 90. . The outer peripheral surface of the guide projecting piece 50 is covered with semi-hard rubber, and is formed so that the contact resistance with the contact piece 70 described later is reduced.

Further, contact pieces 70 capable of making point contact with the side surfaces of the guide projecting piece 50 are respectively provided on the inner surfaces of the recessed groove portion 60 that face each other. That is, more specifically, dovetail groove portions 82 are formed on the inner surfaces of the recessed groove portions 60 that face each other so that the fixing portions 72 formed on the contact pieces 70 can be engaged with each other. On the guide projection 50 side of the piece 70, a ridge is formed so as to be in point contact with the contact piece 70. The fixing portion 72 and the dovetail groove portion 82 are formed so that the distance between the contact piece 70 and the guide protrusion 50 can be adjusted when the contact piece 70 is provided on the lower rail 40. The contact piece 70 is preferably made of hard or semi-hard rubber.

Next, the operation of this embodiment will be described. The door roller 20 is provided on the upper end surface of the hanging door 10 so as to be slightly away from the center of gravity of the hanging door 10 in the vertical direction in the thickness direction of the hanging door 10 (to the right in FIG. 1). Has been. Therefore, when the hanging door 10 is hung from the upper rail 30, the hanging door 10 has a rotation moment in the direction in which the door wheel 20 is provided away from the center of gravity of the hanging door 10 around the door wheel 20. Will work. That is, when the hanging door 10 is hung from the upper rail 30, the guide protrusion 50 of the hanging door 10 and the contact piece 70 provided in the concave groove portion 60 of the lower rail 40 and the unbalanced load due to the rotating moment cause the guide protrusion 50 to move. It comes into contact. Therefore, as long as an external force against the rotary moment does not act on the hanging door 10, the hanging door 10 can be maintained in a stationary state, and the hanging door 10 does not sway and flutter due to normal wind or the like.

When the hanging door 10 is opened and closed, the door roller 20 slides in the upper rail 30, and the guide protrusion 50 slides in the concave groove portion 60 of the lower rail 40 while not abutting the abutting piece 70. Moving. In this case, since the guide protrusion 50 is formed in a columnar shape, the side surface of the guide protrusion 50 and the contact piece 70 are in point contact with each other, and the contact resistance in that portion is small. Therefore, opening and closing of the hanging door 10 becomes smooth.

Next, the effect of this embodiment will be described. Since the structure for holding the hanging door according to this embodiment is configured as described above, the guide protrusion 50 provided at the lower end of the hanging door 10 comes into contact with the contact piece 70 due to the unbalanced load. The hanging door 10 does not sway and flutter due to normal wind or the like. Therefore, it is possible to prevent the generation of unpleasant noise due to the rolling of the hanging door 10.

Further, since the side surface of the guide protrusion 50 and the contact piece 70 are formed so as to be in point contact with each other, the contact resistance in the relevant portion can be reduced, and the opening and closing of the hanging door 10 can be facilitated. Next, variations of this embodiment will be described. In the above embodiment, the contact piece 70 has been described as shown in FIG. 2, but it may have a shape as shown in FIG. That is, the gap between the side surface of the guide projecting piece 50 and the abutting piece 70 is formed to be small, and the appearance near the lower rail 40 can be further ensured.

Further, the retaining structure of the hanging door according to the above embodiment corresponds to the invention according to claim 1 unless the side surface of the guide projection piece 50 and the contact piece 70 can be point-contacted. Examples will be provided.

[0020]

[Effect of device]

 As described above, according to the inventions of claims 1 and 2, there is provided a hanging door holding structure capable of preventing the hanging door from fluttering due to wind or the like and smoothly opening and closing the hanging door. Can be provided. In particular, the invention according to claim 2 can provide a retaining structure for the hanging door so that the hanging door can be opened and closed more smoothly.

[Brief description of drawings]

FIG. 1 is a sectional view showing the overall structure of an embodiment.

FIG. 2 is an enlarged cross-sectional view showing details near a lower rail.

FIG. 3 is an enlarged cross-sectional view showing a variation of a contact piece.

FIG. 4 is a cross-sectional view showing a conventional retaining structure for a hanging door.

FIG. 5 is an enlarged cross-sectional view showing details in the vicinity of a lower rail in a conventional hanging door holding structure.

[Explanation of symbols]

10 Hanging Door 16 Upper Frame Material 20 Door Rail 30 Upper Rail 40 Lower Rail 50 Guide Projecting Piece 60 Recessed Groove Section 70 Abutting Piece 72 Fixing Section 80 Lower Rail Holding Member 82 Dovetail Section 90 Floor Finishing Material 96 Floor Substrate 100 Opening 110
Hanging door 120 Door car 130
Upper rail 140 Lower rail 150
Guide runner 160 Recessed groove 170
Abutment piece 180 Lower rail holding member

Claims (2)

[Scope of utility model registration request] 1. An upper rail for hanging a hanging door by a door roller provided on an upper end surface of the hanging door is provided on an inner peripheral surface above the opening which is partitioned by the hanging door, and an inner circumference of a lower side of the opening. The surface is equipped with a lower rail to prevent rolling of the lower end of the hanging door when opening and closing the hanging door, and the door roller is positioned in the horizontal direction from the center of gravity of the hanging door in the vertical cross section in the thickness direction of the hanging door. The upper rail is formed so as to be slidable in the opening / closing direction of the hanging door within the upper rail, and the lower rail is located below the lower end surface of the hanging door. The guide protrusions projecting from the upper side are formed with concave groove portions having an opening at the upper side so that they can slide in the opening and closing direction of the hanging door. Abutting pieces that can come into contact with the side of A holding structure for a hanging door, characterized in that the guide projection piece and one of the contact pieces are brought into contact with each other by a load. 2. The holding structure for a hanging door according to claim 1, wherein the guide protrusion is formed in a columnar shape, and the side surface of the guide protrusion and the contacting member are formed so as to be in point contact with each other.