JP3754677B2 - Hanging door installation structure - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a mounting structure of a suspension door that is slidably mounted to an opening of a building.
[0002]
[Prior art]
Conventionally, a slidable hanging door that opens and closes an opening of a building such as a storage unit is known. As the structure for attaching this hanging door, an upper rail having a substantially U-shaped cross section is attached to the upper edge of the opening of the building, and rail pieces protruding in opposite directions are formed at the lower ends of both side pieces of the upper rail. The runner is attached to the upper part of the suspension door, and the runner is composed of a runner main body and running wheels that rotate in a vertical plane provided on both side surfaces of the runner main body. It is generally mounted on a rail piece so that it can run freely, and by running a runner in the upper rail, the suspension door is slid to open and close the opening of the building.
[0003]
By the way, in such a hanging door mounting structure, the running runner is not guided, and the runner may swing in the horizontal direction in the same direction as the width direction of the upper rail. There is a problem of causing.
[0004]
Therefore, conventionally, a guide roller that rotates in a horizontal plane is provided on the lower surface side of the runner body, and the guide roller is disposed between both rail pieces, so that when the runner swings in the lateral direction, both lower end portions of the upper rail are disposed. The peripheral side surfaces of the guide rollers are supported by the respective end surfaces of the rail pieces, thereby preventing the runner from running sideways by guiding the running runner (for example, Patent Document 1).
[0005]
[Patent Document 1]
Japanese Patent Laid-Open No. 7-310470
[Problems to be solved by the invention]
However, in the conventional example shown in the above-mentioned Patent Document 1, the end surfaces of both rail pieces projecting from the lower end portion, which is a free end that is a structurally weak portion in the upper rail of the upper rail of the peripheral side surface of the guide roller. In many cases, the upper rail would be deformed. Also, in this case, the deformation of both rail pieces is particularly severe, which hinders smooth running of both running wheels mounted on both rail pieces, and the sliding door cannot be slid smoothly. It will occur.
[0007]
The present invention has been made in view of the above points. The object of the present invention is to allow the suspension door to be slid without lateral shaking even when a lateral force is applied to the suspension door, and to be used for the upper rail. It is an object of the present invention to provide a mounting structure for a suspension door that can prevent the deformation of the suspension door and can realize smooth running of the suspension door.
[0008]
[Means for Solving the Problems]
In order to solve the above problems, the suspension door mounting structure according to the present invention has an upper rail 6 having a substantially U-shaped cross-section attached to the upper portion of the opening 1 of the building. Rail pieces 33, 33 projecting in opposite directions are formed at the lower end portions of the side pieces 32, 32, a traveling guide groove portion 35 opening downward is formed at the upper end portion of the upper rail 6, and the upper portion of the suspension door 2 is formed. The runner 7 is attached to the provided runner mounting portion 8. The runner 7 is attached to the runner body 17, the running wheels 26 and 26 that rotate in the vertical planes provided on both side surfaces of the runner body 17, and the upper surface of the runner body 17. A running roller 26 provided on both side surfaces of the runner body 17 is placed on both rail pieces 33, 33 of the upper rail 6 so as to be freely runnable. Inside the travel guide groove 35 of the upper rail 6 In the mounting structure of the suspension was placed guide roller 27 of the runner 7 door, a thread attachment for screwing the screw member 15 as a fastener for connecting the runner body 17 and the runner mounting portion 8 in the central portion of the runner body 17 The guide rollers 27 and 27 are provided on both sides of the screw tool hole 29 in the length direction of the upper rail 6 of the runner body 17, and the shaft insertion holes are formed on both sides of the runner mounting portion 8. 19, and a portion projecting downward from the runner body 17 of the vertical shaft 38 that is the rotation shaft of each of the guide rollers 27, 27 is inserted into each shaft insertion hole 19 .
[0009]
In this way, the traveling wheels 26, 26 provided on both side surfaces of the runner 7 are placed on both rail pieces 33, 33 of the upper rail 6 so as to be able to travel, and on the upper end portion of the upper rail 6 having a substantially U-shaped cross section. By arranging the guide roller 27 of the runner 7 in the formed traveling guide groove 35 that opens downward, even if a lateral force is applied to the sliding door 2 during sliding, both sides of the traveling guide groove 35 are provided. Of course, the guide roller 27 can be guided and thereby the suspension door 2 can be slid without swinging. In this case, the peripheral side surface of the guide roller 27 is the lower end of the upper rail having a substantially U-shaped cross section as in the conventional example. Rather than being supported by the end surfaces of both rail pieces 33, 33 protruding from the portion, the traveling guide groove portion 35 formed at the upper end portion, which is a location where the structural strength is strong in the upper rail 6 having a generally U-shaped cross-section. On both sides Since the lifting, it can prevent deformation of the upper rail 6, and may in particular reduce the deformation of the rails pieces 33, 33. A screw tool hole 29 for screwing a screw tool 15 as a fixing tool for connecting the runner body 17 and the runner mounting portion 8 is formed in the center of the runner body 17 in the vertical direction. The guide rollers 27, 27 are provided on both sides of the screw tool hole 29 in the length direction of the rail 6, shaft insertion holes 19 are formed on both sides of the runner mounting portion 8, and the rotation shafts of the guide rollers 27, 27 are used. Even if a force is applied to the suspension door 2 in the direction of rotation in the horizontal plane by inserting a portion of the vertical shaft 38 projecting downward from the runner body 17 into each shaft insertion hole 19, the runner of the runner mounting portion 8 The rotation of the runner mounting portion 8 relative to the runner 7 can be prevented by the shaft 18 inserted into the shaft insertion hole 19 formed at a position different from the position where the 7 is mounted.
[0010]
Further, the suspension door mounting structure according to claim 2 is the suspension door mounting structure according to claim 1, wherein the bottom surface portion 35a of the traveling guide groove portion 35 is fixed to the upper edge portion constituting the upper edge of the opening 1 of the building. It is characterized by.
[0011]
In this way, by fixing the bottom surface portion 35a of the traveling guide groove portion 35 to the upper edge portion constituting the upper edge of the opening 1 of the building, the structural strength of the traveling guide groove portion 35 that supports the guide roller 27 is further increased. it can.
[0014]
DETAILED DESCRIPTION OF THE INVENTION
The present invention will be described based on embodiments shown in the accompanying drawings. The present invention relates to a mounting structure for a suspension door that is slidably attached to an opening of a building. In the following description, a mounting structure for a suspension door that is attached to an opening of a storage unit such as a closet will be described. For example, a suspension door may be used for a partition of a building, and the opening of a building to which the suspension door is attached is not limited to the opening of the storage unit. Moreover, although the following description shows an example in which a folding door is used as a hanging door, it may be a sliding door.
[0015]
FIG. 2 is a perspective view showing a state in which a plurality of folding doors 2 are attached to the opening of the storage unit 3. Each folding door 2 is formed by connecting a plurality (two in the figure) of door bodies 4 by a hinge so as to be freely foldable. A runner mounting portion 8 is provided at the upper end of the back surface of each folding door 2 in the width direction, and a runner 7 is mounted on the runner mounting portion 8. On the other hand, on the lower surface of the upper frame 5 (upper edge portion) constituting the upper edge of the opening of the storage portion 3, as shown in FIGS. 5 is attached. Then, the runners 7 attached to the respective folding doors 2 are accommodated in the upper rails 6 so as to be able to run in the longitudinal direction of the upper rails 6, so that the folding doors 2 are slid in a direction in which both ends of the folding doors 2 are brought closer. It is possible to fold and thereby open the opening 1 of the storage unit 3 or to slide away from both ends of the folding door 2 to widen the folding door 2, thereby closing the opening 1 of the storage unit 3. . In addition, although illustration is omitted, it is assumed that both ends in the width direction of the lower end portion of the folding door 2 are slidably supported by the lower rail provided at the lower edge portion of the opening 1 of the storage portion 3.
[0016]
Hereinafter, the mounting structure of the folding door 2 will be described in detail.
[0017]
A runner mounting portion 8 provided in the folding door 2 is a slide that can be extended to connect the hanging tool 9 suspended from the runner 7 and both ends in the width direction of the upper end portion of the back surface of each folding door 2. It consists of a hinge 10.
[0018]
As shown in FIG. 5, the hanging tool 9 includes a main member 11 that is long in the length direction of the upper rail 6, and a hinge connection portion 12 that protrudes downward from the center of the main member 11. The hinge connection part 12 is formed with fitting grooves 14 on both sides in the longitudinal direction for fitting a hanging tool connection part 13 of the slide hinge 10 described later over the width direction. A through hole 16 penetrating in the vertical direction for inserting a screw tool 15 as a fixing tool for connecting the runner 7 and the hanging tool 9 is formed in the central portion of the hanging tool 9. A shaft insertion hole 19 is formed on both sides in the longitudinal direction for inserting a shaft 18 that hangs down from a runner body 17 to be described later. That is, the shaft insertion hole 19 is formed at a different location from the through hole 16 in plan view. Yes.
[0019]
The slide hinge 10 allows the door 4 of the folding door 2 to rotate with respect to the hanging tool 9, and includes a folding door connecting portion 20 connected to the folding door 2 and a hanging connected to the hanging tool 9. The tool connecting portion 13 and the parallel link plate 21 that can be expanded and folded to connect the folding door connecting portion 20 and the hanging tool connecting portion 13 are provided. In FIG. 4, 22 and 23 are pivot portions on one end side of the parallel link plate, and 24 and 25 are pivot portions on the other end side.
[0020]
Then, the folding door connecting portion 20 of the slide hinge 10 is fixed to the upper end of the back surface of both ends of the folding door 2 by a fixing tool or the like, and the hanging tool connecting portion 13 of the slide hinge 10 is fitted into either one of the hanging tools 9. The runner mounting portion 8 is provided in the folding door 2 by being fitted into the groove 14 and fixed by the fixing tool 30. Here, when the door body 4 is rotated in the direction in which the folding door 2 is folded, the parallel link plate 21 of the slide hinge 10 extends to move the end of the folding door 2 forward (see FIG. When the door 4 is rotated in the direction in which the folding door 2 is expanded, the parallel link plate is projected so that the end of the folding door 2 does not interfere with the opening edge of the storage portion 3. 21 is folded and accommodated in the folding door connecting portion 20 so that the back surface of the folding door 2 widened thereby is substantially flush with the opening edge of the storage portion 3. In the present embodiment, the runner mounting portion 8 is composed of the lifting tool 9 and the slide hinge 10 as described above. However, the runner mounting portion 8 is not limited to this. For example, the upper end surface of the hanging door 2 is connected to the runner mounting portion 8. In addition, the runner 7 may be directly attached to the runner attaching portion 8 by a fixing tool or the like.
[0021]
As shown in FIG. 5, the runner 7 attached to the runner attaching portion 8 mainly comprises a runner body 17 having a substantially rectangular parallelepiped shape that is long in the length direction of the upper rail 6. A screw tool hole 29 is formed in the center of the runner body 17 so as to pass through the screw tool 15 connecting the runner 7 and the hanging tool 9 in the vertical direction. The runner body 17 is provided with a shaft 18 that hangs down from both sides in the longitudinal direction.
[0022]
Horizontal shafts 37 penetrating the runner body 17 are provided on both sides in the longitudinal direction of the runner body 17, and rotatable traveling wheels 26 and 26 are provided at both ends of each horizontal shaft 37. That is, a total of four traveling wheels 26 are provided, two on each side in the longitudinal direction on both side surfaces, and each traveling wheel 26 rotates in a vertical plane. Vertical shafts 38 penetrating the runner body 17 are provided on both outer sides of the horizontal shaft 37 in the longitudinal direction of the runner body 17, and rotatable guide rollers 27, 27 are provided at upper ends of the respective vertical shafts 38. Provided. That is, the guide rollers 27 are provided on both sides in the longitudinal direction on the upper surface side of the runner body 17, and both guide rollers 27 rotate in a horizontal plane. Here, the lower end of the vertical shaft 38 that is the rotation shaft of the guide rollers 27 and 27 protrudes downward from the runner body 17. In this embodiment, the vertical shaft 38 that protrudes downward from the runner body 17 is the above-described vertical shaft 38. The shaft 18 is suspended from the runner body 17.
[0023]
When the runner body 7 of the runner 7 is attached to the runner attachment portion 8, the screw tool 15 is inserted into the through hole 16 of the hanging tool 9 from below, and the tip of the screw tool 15 is used for the screw tool of the runner 7. The shaft 18 hanging from the runner body 17 is inserted into the shaft insertion hole 19 of the lifting tool 9 while being screwed into the female thread portion formed in the hole 29.
[0024]
On the other hand, as shown in FIG. 1, the upper rail 6 that accommodates the runner 7 so as to run freely has a central piece 31 fixed to the upper frame 5 and both side pieces 32 and 32 facing each other in a substantially downward U-shaped cross section. Is formed. Rail pieces 33, 33 projecting in opposite directions are formed at the lower ends of both side pieces 32, 32 of the upper rail 6 having a substantially downward U-shaped cross section, and the upper rail is formed between the rail pieces 33, 33. A rail groove 34 extending in the length direction of 6 is formed. Here, the upper surfaces of both rail pieces 33, 33 are curved surfaces that match the circumferential surface of the traveling wheel 26 provided on both side surfaces of the runner 7, and the traveling wheel 26 provided on both side surfaces is the width of the upper rail 6. It is difficult to shake in the horizontal direction. The center piece 31 of the upper rail 6 is bent upward in the center in the width direction, and a traveling guide groove 35 that opens downward is formed at the upper end of the upper rail 6. That is, the travel guide groove 35 is formed at the center in the width direction at the upper end of the upper rail 6 and opens toward the rail groove 34. When the upper rail 6 is fixed to the upper frame 5, a screw tool 36 as a fixing tool is inserted from below into the bottom surface portion 35 a of the traveling guide groove 35 of the upper rail 6 and the tip of the screw tool 36 is attached to the upper frame 5. Stick. Here, the both side pieces 32, 32 of the upper rail 6 extend above both ends of the central piece 31, and the upper end surfaces of the both side pieces 32, 32 and the upper surface of the guide groove portion 35 of the central piece 31 are flush with each other. The surface of the upper frame 5 is in surface contact.
[0025]
Then, the traveling wheels 26 provided on both side surfaces of the runner 7 attached to the upper end of the folding door 2 are placed on both rail pieces 33 and 33 of the upper rail 6 so as to be able to travel, and the upper rail 6 The guide rollers 27 and 27 of the runner 7 are disposed in the travel guide groove 35 so that both side surfaces of the travel guide groove 35 and the peripheral side surfaces of the guide rollers 27 and 27 are close to each other, so that the folding doors are formed in the upper rail 6. The runner 7 attached to the upper end of 2 is accommodated so as to be able to run in the longitudinal direction, whereby the folding door 2 is slidably attached to the opening 1 of the accommodation part 3.
[0026]
As described above, the traveling wheels 26 provided on both side surfaces of the runner 7 are placed on both rail pieces 33, 33 of the upper rail 6 so as to be able to travel, and are formed at the upper end of the upper rail 6 having a substantially downward U-shaped cross section. Even if a lateral force is applied to the suspension door 2 due to the mounting structure of the suspension door 2 such that the guide roller 27 of the runner 7 that rotates in a vertical plane is disposed in the traveling guide groove portion 35 that opens downward. The guide roller 27 can be supported on both side surfaces of the guide groove portion 35, and thus the suspension door 2 can be run without sideways swinging. In addition, in this case, the peripheral side surface of the guide roller 27 is not supported by the end surfaces of both rail pieces 33 and 33 protruding from the lower end portion of the upper rail having a substantially U-shaped cross section as in the conventional example, but is substantially downward in cross section. Since the U-shaped upper rail 6 is supported on both side surfaces of the traveling guide groove portion 35 formed at the upper end portion where the structural strength is strong, deformation of the upper rail 6 can be prevented. In particular, since the deformation of both rail pieces 33 and 33 can be suppressed, the suspension door 2 can be smoothly driven without disturbing the smooth running of the runner 7 by the deformation of both rail pieces 33 and 33 as in the conventional example. be able to.
[0027]
Further, by fixing the bottom surface portion 35a of the traveling guide groove portion 35 to the upper edge portion constituting the upper edge of the opening of the building, the structural strength of the traveling guide groove portion 35 that supports the guide roller 27 can be further increased. The deformation of the rail 6 can be further suppressed. The travel guide groove 35 is provided in the center of the upper rail 6 in the width direction, and the upper surface of the bottom surface 35a of the travel guide groove 35 is in surface contact with the lower surface of the upper frame 5. However, the structural strength of the travel guide groove 35 is strong.
[0028]
Further, as described above, the runner main body 17 is attached to the runner attaching portion 8, the shaft insertion hole 19 is formed at a position different from the place where the runner 7 is attached to the runner attaching portion 8, and the shaft 18 suspended from the runner main body 17 is Even if the folding door 2 is folded or widened by being inserted into the shaft insertion hole 19 and a force is applied to the folding door 2 to rotate in a horizontal plane, what is the suspended position of the runner mounting portion 8? The shafts 18, 18 inserted into the shaft insertion holes 19, 19 formed at different positions can prevent the runner mounting portion 8 from rotating relative to the runner 7. In particular, the slide hinge 10 is placed on the runner mounting portion 8 as in the present embodiment. In the configuration, it is possible to prevent the slide hinge 10 and the runner 7 from rotating. Further, in this case, since the fixing tool for fixing the runner body 17 and the runner mounting portion 8 is the screw tool 15, there is also an effect of preventing the screw tool 15 from loosening. Further, the vertical shafts 28 and 28 of the guide rollers 27 and 27 are also used as the shafts 18 and 18 hanging from the runner body 17, thereby suppressing an increase in the number of parts.
[0029]
【The invention's effect】
As described above, according to the first aspect of the present invention, the traveling wheels provided on both side surfaces of the runner are movably mounted on both rail pieces of the upper rail, Even if a lateral force is applied to the hanging door, the guide rollers are installed on both sides of the traveling guide groove by arranging the runner guide roller in the traveling guide groove that opens downward on the upper end of the rail. It can be supported, and the suspension door can be run without sideways swinging. Of course, the circumferential side surface of the guide roller is formed at the upper end of the upper rail that is difficult to be deformed in the upper rail of the substantially U-shaped cross section. Since both sides of the guide roller support the peripheral side of the guide roller, it is possible to prevent the deformation of the upper rail, and particularly to suppress the deformation of both rail pieces. Smooth Without interfering with the Do traveling, it is possible to run the hanging door smoothly. In addition, a screw tool hole for screwing a screw tool as a fixing tool for connecting the runner main body and the runner mounting portion is formed in the center of the runner main body in the vertical direction, and in the length direction of the upper rail of the runner main body. The guide rollers are provided on both sides of the screw tool hole, shaft insertion holes are formed on both sides of the runner mounting portion, and the portions protruding downward from the runner body of the vertical shaft that is the rotation shaft of each guide roller are inserted into the shafts. Even if a force that rotates in the horizontal plane is applied to the suspension door by inserting it into the hole, the shaft inserted into the hole formed at a position different from the position where the suspension is suspended is used to Rotation can be prevented.
[0030]
In addition, in the invention according to claim 2, in addition to the effect of the invention according to claim 1, by fixing the bottom surface portion of the traveling guide groove portion to the upper edge portion constituting the upper edge of the opening of the building, The structural strength of the travel guide groove that supports the guide roller can be increased, and deformation of the upper rail can be further suppressed.
[Brief description of the drawings]
FIG. 1 is a side view showing a mounting structure of a hanging door showing an example of an embodiment of the present invention.
FIG. 2 is a perspective view showing a state in which the suspension door is attached to the opening of the building.
FIG. 3 is a front view of FIG. 1;
4 is a plan view of FIG. 1. FIG.
FIG. 5 is an exploded perspective view of the above runner and hanging tool.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Opening of building 2 Sliding door 6 Upper rail 7 Runner 8 Runner attachment part 17 Runner main body 19 Axis insertion hole 26 Running wheel 27 Guide roller 32 Both side piece 33 Rail piece 35 Running guide groove part 36 Fixing tool

Claims (2)

An upper rail with a substantially U-shaped cross section is attached to the top of the opening of the building, and rail pieces projecting in opposite directions are formed at the lower ends of both side pieces of the upper rail with the generally U-shaped cross section. A running guide groove that opens downward is formed at the upper end of the runner, and the runner is attached to the runner mounting portion provided at the upper part of the suspension door. The runner is mounted on the runner body and the vertical plane provided on both sides of the runner body. The traveling wheels that rotate on the upper surface of the runner body and the guide rollers that rotate in a horizontal plane on the upper side of the runner body, the traveling wheels provided on both side surfaces of the runner body can run freely on both rail pieces of the upper rail. In the hanging door mounting structure in which the runner guide roller is placed in the traveling guide groove of the upper rail, a screw as a fixing tool for connecting the runner main body and the runner mounting portion is screwed to the center of the runner main body. To wear A screw tool hole is formed in the vertical direction, the guide rollers are provided on both sides of the screw tool hole in the length direction of the upper rail of the runner body, and shaft insertion holes are formed on both sides of the runner mounting portion. A structure for mounting a suspension door, characterized in that a portion projecting downward from a runner body of a vertical shaft that is a rotation shaft of a guide roller is inserted into each shaft insertion hole . The suspension door mounting structure according to claim 1, wherein a bottom surface portion of the travel guide groove portion is fixed to an upper edge portion constituting an upper edge of an opening of a building .

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