JPH11159231A - Shielding structure for upper part of overhang door - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide shielding structure for the upper part of an overhang door that can facilitate shielding member fitting work while reducing parts cost and machining cost. SOLUTION: A hanger rail 1 is provided with protrusions 3, 3e or recesses, and recesses 41 or protrusions are formed at shielding members 4, 4e. The protrusions and recesses are engaged to fix the shielding members 4, 4e to the hanger rail 1. The upper part of a connected body of the hanger rail 1 and shielding members 4, 4e is fitted into recessed grooves 51 provided at the lower face of an upper frame H of an opening frame. The hanger rail 1 is fixed to the upper frame H by screws, and the upper end parts of the shielding members 4, 4e are fixed being held down by the upper frame H. In addition, the longitudinal end parts of the hanger rail 1 or those of the hanger rail 1 and shielding members 4, 4e are cut longer than a sash pulley to form short- sized partial hanger rails, and the partial hanger rails are removably fitted to the upper frame H of the opening frame.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a blindfold structure for an upper part of a suspension door used for installing an overhead suspension type sliding door (hereinafter, referred to as a suspension door).

[0002]

2. Description of the Related Art Generally, when a hanging door is installed on an upper frame of an opening frame, a hanger rail is fixed to a lower surface of the upper frame, and a hanging wheel attached to the upper and lower portions of the hanging door can be rolled on the hanger rail. , The suspension door is movably supported, so that a gap is formed between the hanger rail and the upper part of the suspension door. To prevent this gap from damaging the appearance of the upper part of the suspension door,
Blind members that cover the gap are mounted on both sides of the hanger rail. In order to securely fix the conventional blindfold member to the upper frame, the blindfold member is fixed to the upper frame by using a screw or other fixing tool.

[0003]

Therefore, it is necessary to make a hole for penetrating the fixing tool in the blindfold member or the hanger rail, and it is necessary to align the fixing tool with the hole and fix the fixing tool. In addition, there are drawbacks in that parts costs, processing costs, and work costs are increased, and mounting costs of the blindfold members are increased.

SUMMARY OF THE INVENTION The present invention has been made in view of the above points, and an object thereof is to provide a blindfold structure for an upper portion of a suspension door which does not require a component cost and a processing cost and facilitates a work of attaching a blindfold member. To provide. Another object of the present invention is to make it easy to attach the hanger rail and the cover member to the upper frame, and to obtain a reliable attachment state. further,
After connecting the upper frame and the vertical frame to which the hanger rail and the blindfold member are attached, and attaching the opening frame assembled in the gate shape to the building, the blindfold structure at the upper part of the suspension door that allows the suspension vehicle to be attached to the hanger rail is provided. To provide.

[0005]

SUMMARY OF THE INVENTION In order to solve the above-mentioned problems, the present invention comprises fixing a hanger rail to a lower surface of an upper frame of an opening frame, movably engaging a hanging door with the hanger rail, In the blindfold structure of the upper part of the suspension door provided with a pair of blindfold members on the side, the hanger rail is provided with a convex stripe (or a concave stripe) on the blindfold member side,
The blindfold member is formed with a concave streak (or a convex streak) on the hanger rail side, and the convex streak and the concave streak are engaged to fix the blindfold member to the hanger rail. With the above configuration, before or after the hanger rail is attached to the fixing member, the hanger rail and the blindfold member are integrally engaged only by pushing the ridge (or the ridge) of the hanger rail into the recess (or the ridge) of the blindfold member. Can be combined.

Further, according to the present invention, a concave groove of a lower opening is provided on the lower surface of the upper frame of the opening frame, and the concave groove is provided with a convex ridge (or concave ridge) formed on both sides in the width direction of the hanger rail. The upper part of the combined body of the hanger rail and the blindfold member, which is fitted and engaged with the concave streak (or the convex streak) formed on the side surface, is fixed to the upper frame with a screw penetrating the hanger rail, An upper end portion of the blindfold member is pressed and fixed to the hanger rail by the upper frame. According to the above configuration, the hanger rail and the blindfold member are combined at a factory or the like, and the combined body is attached to the upper frame of the opening frame in advance, and at the construction site, the upper frame and the vertical frame are simply connected to assemble the opening frame. The hanging door can be easily installed.

Further, according to the present invention, the lengthwise ends of the hanger rail or the hanger rail and the blindfold member are cut to a length slightly larger than the length of the suspension vehicle to form a short partial hanger rail, and the partial hanger rail is connected to the opening frame. It is characterized by being detachably attached to the upper frame. With the above configuration, the assembling of the opening frame can be easily and quickly performed without mounting a hanging vehicle at the time of assembling the opening frame. After the assembling of the opening frame or after the mounting of the opening frame, the hanging vehicle is attached to the hanger rail and the hanging door is attached. Can be.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Next, an embodiment of the present invention will be described based on the illustrated embodiment. FIG. 1 is a cross-sectional view of a main part showing a basic configuration in the first embodiment, and FIG. 2 is a cross-sectional view of a main part showing a basic configuration in the second embodiment. In FIG. 1, reference numeral 1 denotes a hanger rail which is used when a hanging door is provided in a sliding manner, and has a pair of right and left rail portions 2 and 2e. Each rail portion 2, 2e has a concave groove 21, 21e opening on the lower surface of the hanger rail, and protruding edges 22, 23; I have. As described later, the hanger rail 1 has a screw S penetrated at the bottoms 24, 24e of the rails 2, 2e.
Thus, the opening frame is fixed to the upper frame H.

In order to carry out the present invention, the hanger rail 1 is provided on both sides thereof, that is, on the side on which the blindfold member 4 is mounted, in the example shown in FIG. 1, the outer walls 25, 25e of the rail portions 2, 2e. And L extending in the longitudinal direction of the hanger rail
The ridges 3 and 3e in the shape of a letter or a T-shape are formed.
The ridges 3 and 3e may be any of the lower end and the middle of the outer walls 25 and 25e. Further, two ridges may be provided at positions separated in the height direction of the outer wall. On the other hand, the blindfold member 4
Are provided on the side to be mounted on the hanger rail 1,
A concave streak 41 into which e can be inserted is formed.
When the blindfold member 4 is attached to the hanger rail 1, the position of the concave streak 41 is determined so as to hang down below the hanger rail 1 in order to conceal the gap between the upper part of the hanging door and the lower surface of the hanger rail 1. . The blindfold member 4e is
The same member as the blindfold member 4 is used symmetrically arranged.

In the example shown in FIG. 1, the concave streak 41 is formed at a middle portion in the height direction of the blindfold member 4, and the concave streak 41 is formed so as to open obliquely downward. By making the portion 42 project from the lower portion 42 of the concave streak 41 toward the hanger rail 1 side, and forming the ridges 3 and 3e of the hanger rail 1 into an L-shape or a roll-over T-shape, the blindfold member 4 allows the hanger rail 1 When mounting on
The upper part 42 of the blindfold member is connected to the outer wall 2 of the hanger rail 1.
5 and 25e, and when the blindfold member is slid downward as it is, the upper ends of the ridges 3 and 3e come into contact with the upper slope of the concave stripe 41, and when the blindfold member is further strongly pushed downward, the ridges 3 and 3e are pressed. Is guided by the upper slope, and is pushed in the depth direction of the concave streak 41, and at the same time, the upper portion 42 of the blindfold member is moved to the outer walls 25, 25e of the hanger rail 1.
The blindfold member 4 is firmly engaged with the hanger rail 1 as shown by a dotted line in FIG.

The blind member 4 is fixed to the lower surface of the upper frame H of the opening frame while being connected to the hanger rail 1, and is used for concealing the gap between the upper part of the suspension door and the lower surface of the hanger rail. Therefore, in order to provide an integrated view with the upper frame H of the opening frame, it is desirable to have the same color and pattern as the upper frame. Therefore, as shown in FIG.
A decorative sheet 44 continuous from 1 to the upper end of the outer surface of the blind member through the inner surface and lower surface of the lower portion 43 is provided by bonding or the like. As the decorative sheet 44, a vinyl sheet on which the same pattern as that of the upper frame H, such as a grain pattern, is printed, another plastic sheet, or laminated paper can be used.

In the case where one blind streak 41 is provided in the blindfold member 4, the recessed groove is provided at a middle portion in the height direction of the blindfold member,
The upper half 42 is pressed against the outer walls 25, 25e of the hanger rail 1, and the ridges 3 of the hanger rail 3
It is preferable to employ a mounting structure in which the blindfold member 4 is engaged because high mounting stability can be obtained. When attaching the hanger rail 1 to which the blindfold member 4 is attached to the upper frame H, the lower surface of the upper frame H has a width equal to the distance between both outer surfaces at the upper end portions of the blindfold members on both sides joined to the hanger rail 1. A concave groove 5 having a lower opening is formed, and the upper part of the combined body of the hanger rail and the blind member is tightly fitted into the concave groove 5, and a screw S is inserted into the upper frame H from the bottom of each rail portion 2, 2e of the hanger rail. By screwing and fixing, the upper end faces of the blind members 4, 4e are pressed by the upper frame H, and the blind members 4, 4e fixed to the hanger rail 1 are prevented from falling off by merely engaging. It is desirable. Also, the blindfold members 4, 4
Since the upper end of e is tightly fitted into the concave groove 5 of the upper frame H, the blindfold member 4 has an external appearance integrated with the upper frame H, and the external appearance is improved.

In this case, when the hanger rail 1 is fixed to the upper frame H with its upper end surface in contact with the bottom surface of the concave groove 5 of the upper frame H, the upper end surfaces of the blind members 4 and 4e are connected to the upper end surface of the hanger rail 1. It is considered flush. On the other hand, as shown in the drawing, a positioning groove 51 is formed at the bottom of the groove 5 of the upper frame H, and the protrusions 26 and 26e fitted on the upper surface of the hanger rail 1 are also fitted to the grooves. Is formed, the blindfold member 4,
The upper end surface of 4e is flush with the upper end surface of the hanger rail 1 excluding the convex portions 26, 26e. In any case, a screw S for fixing the hanger rail 1 to the upper frame H is used.
Are screwed in concave grooves 27, 27e formed by shapes opposite to the convex portions 26, 26e.

The convex strips 3 and 3e of the hanger rail 1 and the concave strips 41 of the blindfold member 4 are provided with a plurality of vertical strips.
Since it is possible to obtain a high mounting stability, it may not be necessary to press the upper ends of the blind members 4 and 4e against the upper frame H.

FIG. 2 shows the structure of a hanger rail 1E used when the hanging door is mounted in a single sliding door type, and the blind members 4, 4e mounted on the hanger rail.
The same reference numerals are given to members corresponding to the members in FIG.
Detailed description is omitted.

FIG. 3 is a longitudinal sectional view showing a suspension door holding structure employing the embodiment of FIG. 1, and FIG. 4 is a transverse sectional view of the same. 3 and 4, H denotes the upper frame of the opening frame, Jl, Jr.
Is a vertical frame connected to both ends of the upper frame.
Before connecting this to the vertical frames Jl, Jr, as described above,
The hanger rail 1 and the blind members 4, 4e are mounted.

After attaching the hanger rail 1 and the blind members 4, 4e to the upper frame H as described above, the hanging wheels 6 are inserted into the rail portions 2, 2e of the hanger rail 1, and the upper frame H is provided at both ends in the longitudinal direction. The upper ends of the vertical frames Jl and Jr are connected by a known method to form a gate-shaped opening frame. The upper frame H of the opening frame includes a bottom portion of a rail portion through which a screw S is passed to fix the hanger rail 1 to the upper frame H, and convex portions 26 and 2.
6e, the concave grooves 27, 27 inside the convex portions are provided.
In e, between the screw S for connecting the hanger rail and the upper frame, the screw LS is screwed into the lintel or the wooden frame UF, thereby securing the mounting strength of the upper frame H and the hanger rail 1 to the building. The vertical frames Jl and Jr are attached to the pillar P by a known method.

If one of the longitudinal ends of the hanger rail 1 and the blind members 4 and 4e is cut into a length that allows the hanging wheel to be inserted, a short partial hanger rail is formed, which is detachably attached to the upper frame H. After the gate-shaped opening frame is attached to the building frame, it is also possible to remove the partial hanger rail and attach the suspension vehicle to each of the rails 2, 2e. Partial hanger rails are not limited to short cut hanger rails and blindfold members combined, but also process short hanger rails,
If it is formed detachably on the upper frame H by itself, the partial hanger rail can be constituted by a short hanger rail flea. In this case, it is not necessary to cut the end of the blindfold member.

FIG. 5 is a longitudinal sectional view showing a suspension door holding structure employing the embodiment of FIG. 2, and FIG. 6 is a transverse sectional view of the same. Members corresponding to those in FIGS. 3 and 4 are denoted by the same reference numerals, and detailed description thereof will be omitted.

In any of the embodiments, the lower part of the suspension vehicle 6 attached to the upper frame H of the opening frame fixed to the building is connected to the upper part of the suspension door D, so that the suspension door D is elongated in the length of the hanger rail 1. It is movably held along the direction. An example of a known hanging vehicle mounting device for connecting the upper part of the hanging door D to the hanging vehicle 6 attached to the hanger rail 1 will be described with reference to FIGS. FIG. 7 is an exploded perspective view of the suspension vehicle and the suspension vehicle attachment device, and FIG. 8 is a cutaway perspective view of a main part of the single sliding door holding structure.

The suspension wheel mounting device 7 includes a holder 7a and a case 7
b. The hanging wheel 6 has a lower portion of a vertical support shaft 61 fitted into the holder 7a, and is supported rotatably about a vertical line. The holder 7a is formed in a box shape, and has a projection 71 projecting rearward at a lower portion of the back surface. The holder has a stop plate 72 extending in the width direction on the front side thereof, and a lever 74 inserted vertically into a vertically long hole 73 formed substantially at the center of the stop plate is provided in the holder. It is accommodated in a vertically movable manner and is fixed to a slider 75 which is constantly urged upward by an urging member (not shown). Protrusions 76 are provided on both side surfaces of the slider 75.
Are vertically movably fitted into vertically long holes 77 formed on both side surfaces of the holder 7a, and protrude outward from the vertically long holes 77. With such a configuration, when the slider 75 is pressed downward, the projection 76 is moved downward.

The case 7b has an L-shaped continuous back wall 7
8, a bottom wall 79, and both side walls 710 connected to both ends in the width direction of these walls 78, 79 and provided in parallel along a vertical plane, and the upper and front sides are located between the side walls. It has a storage space 711 that opens in the direction. The width of the storage space is substantially equal to the width of the holder 7a. The both side walls 710 are formed with a substantially L-shaped notch 712 extending rearward from the front end and bent upward from the end. This case 7b has a hanging door D
Into the L-shaped cutouts formed in the upper part of the door so as to open to the door stop surface and the upper surface and the door bottom surface and the upper surface, respectively, and screw from the holes 781 and 791 formed in the rear wall 78 and the bottom wall 79. Is screwed into the hanging door, thereby being attached to the hanging door in advance (before hanging the hanging door on the upper frame).

When the holder 7a connected to the suspension vehicle 6 having wheels fitted to the rails of the hanger rail 1 is moved toward the storage space 711 of the case attached to the suspension door, the holder 7a Projection 76 held on
Abuts against the tapered portion of the notch 712 and is pushed downward, and both the slider 75 and the lever 74 are moved downward. Then, when the holder 7a is stored to a predetermined position in the storage space of the case 7b, the rear surface of the stop plate 72 of the holder is stopped by hitting the front side end portions of both side walls 710 of the case, and the protrusion 76 is Since the slider 75 is released in accordance with the vertical portion, the slider 75 constantly urged upward returns together with the projection 76 and the lever 74 upward. Thus, the holder 7a is held from the case 7b so that it cannot be pulled out in the horizontal direction.

Also, a ridge or projection 7101 is formed at the upper end of both side walls 710 to make the upper opening width of the storage space narrower than the width of the upper end of the holder 7a. Is held so that it cannot be pulled out of the case 7b upward. When the holder 7a is stored to a predetermined position, the projection 71 on the rear surface of the holder 7a fits into a hole or a recess 782 formed on the rear wall of the case 7b. With the above configuration, the hanging door D suspended on the hanger rail 1 pushes down the lever 74 of the holder 7a, and the projection 76 moves to the lower end of the vertical portion of the notch 712 of the case 7b and is released. Case 7b
, And the hanging wheel 6 can be separated from the hanging door D. That is, the hanging door D can be removed from the hanger rail 1.

In FIGS. 3 to 6 and 8, reference numeral 8 denotes a door bottom side anti-swaying device for preventing horizontal swing when the hanging door D is moved while only the upper part is supported, and 9 denotes a door. It is a front-side steady rest. The door-side steady rest 8 protrudes from the floor surface at a position corresponding to the door end of the suspended door that is in the closed position, and the door-side steady rest 9 is a door of the vertical frame J and the suspended door D. First, they are provided so as to fit each other when closed.

More specifically, the door bottom side steady rest 8
As shown in FIG. 9, a screw through hole 82 is formed at each end of a vertical bar and a horizontal bar of a mounting member 81 formed of a T-shaped flat plate.
83a and 83b are provided, and a guide pin 84 is provided upright at the intersection of the vertical bar and the horizontal bar. Guide pin 84
Is slidably fitted in a fitting groove 85 formed in a lower portion of the hanging door D and opened on a lower surface and a longitudinal end surface of the hanging door. The door bottom side steady rest 8 is at a position for maintaining the state in which the guide pin 84 is always fitted in the lower fitting groove 85 of the hanging door, regardless of the current position of the hanging door, that is, FIG. In the case of the sliding door of No. 4, it is attached to the position corresponding to the door end in the closed position of each hanging door, and in the case of the single sliding door in FIG. 6, it is attached to the position corresponding to the door end in the closed position of one hanging door. The important point here is that the mounting member 8
Since 1 is formed in a T-shape, as shown in FIG.
After attaching the hanging door D to the upper frame H, with the hanging door positioned at an accurate position, the guide pin 84 is used to mount the mounting member 81 of the door bottom side steady rest 8 inserted into the fitting groove of the hanging door. The main screw through hole 82 of the vertical bar and the two sub screw through holes 83 of the horizontal bar
As shown in FIG. 8, any one of a and 83b is positioned outside the door bottom, and a screw is screwed into the floor at the two screw through holes to thereby prevent the door bottom side steady rest. The tool 8 can be securely fixed even after the hanging door is attached. Therefore, it also means that the door bottom side steady rest 8 can be easily removed while the hanging door D is held by the upper frame H.

The guide pin 84 of the door bottom side steady rest 8 is
It may be simply inserted into the fitting groove 85 formed in the lower part of the suspension door. However, in order to allow the opening and closing of the hanging door to be smooth, the lower end is usually slightly separated from the floor surface. Therefore, it is not preferable because warm air or cool air flows through the gap generated by the separation and the cooling / heating load increases. Therefore, in a preferred embodiment, as shown in FIGS. 8 and 10, the groove member 10 provided with the screw hole 101 at the upper part and the airtight member 102 such as mohair on both sides at the lower end part can be moved up and down into the fitting groove 85. And a recess 8 surrounding the fitting groove 85 on the door bottom surface and the door top surface of the lower part of the suspension door.
6, and a holding member 87 formed of a flat plate in the recess.
Are fixed by screwing the fixing screw s1 from the upper hole 871 into the hanging door D, and the adjusting screw s2 from the long hole 872 provided in the middle part of the holding member 87 to the screw hole 101 of the groove member 10. The mounting height of the groove member 10 can be adjusted by screwing.

The door tip side steady rest 9 comprises a steady rest member 9a attached to the vertical frame J of the opening frame, and a steady rest receiving member 9b attached to the door end surface of the suspension door D. The steady member 9a is formed with a convex portion 92 projecting in the direction of the hanging door at the center of the mounting seat 91, and a screw s3 in the mounting seat 91 on the bottom surface of the vertical concave portion 93 formed on the door stop surface of the vertical frame. It is fixed by such as. The amount of protrusion of the convex portion 92 is designed so that the amount of protrusion from the inner surface of the vertical frame J is as small as possible. The cross-sectional shape of the convex portion 92 is an arrowhead shape or a cannonball shape so that the front end side is thin. On the other hand, the steady rest receiving member 9b is formed with a concave portion 95 into which the convex portion 92 can be inserted at the center of the mounting seat 94, and corresponds to the convex portion 92 of the steady rest member 9a on the door surface of the hanging door. The mounting seat 94 is formed in a shallow recess 96 formed at the position where
And the concave portion 95 are fitted to each other, and are fixed to the mounting seat 94 with the screw s4 or the like.

Since the projection 92 is formed so that its tip end is thin, the projection 92 fits smoothly and safely into the recess 95 even when the suspension door slightly shakes when the suspension door is closed. . When the door is completely closed, the thick portion of the root of the convex portion 92 fits tightly into the concave portion 95, so that the swing of the door tip side is completely prevented. In addition, since the guide pins 84 are fitted into the grooves of the groove member 10 on the side of the door, the suspension door is prevented from swaying as a whole.

[0031]

As described above, according to the present invention, the hanger rail is provided with a ridge on the side of the blindfold member, and the blindfold member is formed with a ridge on the side of the hanger rail. The blindfold member is fixed to the hanger rail by being engaged, so that a component such as a fixing tool is not required for attaching the blindfold member to the hanger rail, and the blindfold member is merely engaged with the ridge. Therefore, there is no need to process the hanger rail or the blindfold member, and the mounting work of the blindfold member is also easy. Therefore, the mounting cost can be reduced.

The same effect as the above-mentioned invention can be obtained by forming a concave streak on the hanger rail on the blindfold member side and forming a convex streak on the blindfold member that can be engaged with the concave streak. Therefore, the ridges and recesses that can be engaged are
It is substantially the same whether it is provided on either side of the hanger rail or the blind member.

Further, a concave groove having a lower opening is provided on the lower surface of the upper frame of the opening frame, and the concave groove formed on the inner side surface of the blindfold member is engaged with the convex groove formed on both sides in the width direction of the hanger rail. The upper part of the combined body of the hanger rail and the blindfold member attached as above is fitted, and the hanger rail is fixed to the upper frame by screws penetrating therethrough, and the upper end of the blindfold member is fixed to the convex frame by the upper frame. In the case where the blindfold member is fixed by pressing in the direction, the blindfold member can be provided with a sense of unity with the upper frame, the appearance of the blindfold structure is improved, and the mounting strength of the blindfold member is increased.

The lengthwise ends of the hanger rail or the hanger rail and the blindfold member are cut to a length slightly larger than the length of the suspension vehicle to form a short partial hanger rail, and the partial hanger rail is detachably attached to the upper frame of the opening frame. When mounted, the suspension vehicle can be easily mounted on the hanger rail after connecting the upper frame and both vertical frames of the opening frame or after mounting the opening frame on the building. Therefore, when replacing or repairing the suspension vehicle, the suspension frame can be easily removed from the hanger rail without the necessity of removing the opening frame from the building and separating the upper frame from the vertical frame each time as in the related art.
It is convenient.

[Brief description of the drawings]

FIG. 1 is a sectional view of a main part showing a basic configuration according to a first embodiment.

FIG. 2 is a cross-sectional view of a principal part showing a basic configuration according to a second embodiment.

FIG. 3 is a longitudinal sectional view showing a suspension door holding structure employing the embodiment of FIG. 1;

FIG. 4 is a transverse sectional view of the same.

FIG. 5 is a longitudinal sectional view showing a hanging door holding structure employing the embodiment of FIG. 2;

FIG. 6 is a transverse sectional view of the same.

FIG. 7 is an exploded perspective view of the suspension vehicle and the suspension vehicle mounting device.

FIG. 8 is a cutaway perspective view of a main part of the single sliding door holding structure.

FIG. 9 is a perspective view of a door bottom side steady rest.

FIG. 10 is an exploded perspective view of a lower structure of the suspension door and a door tip side steady rest.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1, 1E Hanger rail 2, 2e Rail part 3, 3e Convex (or concave) 4, 4e Blindfold member 41 Concave groove (or convex) 5 Concave groove 6 Hanging vehicle 7 Hanging vehicle mounting device 7a Holder 7b Case 8 Door bottom swing Stopper 81 Mounting seat 84 Guide pin 9 Door side steady rest

Claims (3)

[Claims] A hanger rail is fixed to a lower surface of an upper frame of an opening frame, a hanging door is movably engaged with the hanger rail, and a pair of blind members are provided on both sides of the hanger rail. In the hanger rail, a ridge (or a dent) is provided on the blindfold member side,
The upper part of the hanging door, wherein the blindfold member has a concave streak (or a convex streak) formed on the hanger rail side, and the convex streak and the concave streak are engaged to fix the blindfold member to the hanger rail. Blindfold structure. 2. A concave groove of a lower opening is provided on the lower surface of the upper frame of the opening frame, and the concave groove is formed on the inner surface of the blindfold member with a convex line (or concave line) formed on both sides in the width direction of the hanger rail. The upper part of the joined body of the hanger rail and the blindfold member fitted by engaging the concave streak (or the convex stripe) is fitted, and the hanger rail is fixed to the upper frame with a screw penetrating therethrough. A blindfold structure for an upper portion of a suspension door, wherein an upper end portion is fixed by being pressed against the hanger rail by the upper frame. 3. A short partial hanger rail is formed by cutting a longitudinal end of the hanger rail or the hanger rail and the blindfold member to a length slightly larger than the length of the suspension vehicle, and the partial hanger rail is attached to and detached from the upper frame of the opening frame. 3. The blindfold structure for an upper part of a suspension door according to claim 1, wherein the blindfold structure is freely attached.