JPH09291744A - Airtightening device for door pivot - Google Patents

Abstract

PROBLEM TO BE SOLVED: To seal between a door frame and a pivot side of a vertical frame to be airtight, allowing a door to be opened and closed freely. SOLUTION: A connecting frame 40 of height corresponding to the opening height of a door opening frame 1 is interposed between a pivoting side vertical frame 5 and a door 20, they are respectively connected together by aluminum hinges 50 so as to rotationally move in the same direction against the opening and closing direction of the door 20, and sealed therebetween, and the aluminum hinge 50 is formed by slide engagement of a supporting shaft with a bearing. Hereby, in order to easily make possible to install against the door opening frame 1 which can not insure height for the purpose, the pivoting side vertical frame 5 is separated into a vertical frame base body 6 and a vertical frame attachment 9, the vertical frame attachment 9 is fitted to the door 20 through the connecting frame 40, and it is provided along the vertical frame base body 6 and fixed to it.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an airtight suspending device for a door which is preferably used as an entrance door or an interior door.

[0002]

2. Description of the Related Art This type of door suspension device uses a pair of upper and lower hinges of fitting metal fittings, which are installed between a vertical frame of a door side and an end of a door of a door, which constitutes a door opening frame. The doors are vertically separated from each other, and the ends of the doors on the hanging side are hinged so as to be openable and closable to the vertical frames on the hanging side of the door opening frame.

[0003]

However, in this case, however,
Even though the door can be opened and closed, the pair of hinges are vertically separated from each other. The end faces face each other, and as a result, there is a gap that communicates with the inside and outside. As a result, air and sound flow in from this gap, impairing airtightness and sound insulation, and it is possible to ensure sufficient insulation by the door. There is a problem that it does not exist.

The present invention has been made in view of the above circumstances, and a problem to be solved by the present invention is to seal the vertical frame on the suspension base side and the end on the suspension base side of the door so that the airtightness and the sound insulation therebetween are achieved. It is an object of the present invention to provide an airtight suspending device for a door in which the door opening / closing angle can be ensured, the opening / closing angle of the door can be smoothly and stably performed, and the opening / closing angle of the door can be secured as large as possible.

[0005]

According to the present invention, a door opening frame opening is formed between a hanging base side vertical frame which constitutes or is provided in a door opening frame and a hanging base side end of the door. A door opening frame is formed by slidably fitting a connecting shaft and a bearing in the longitudinal direction through a connecting frame having a height. By hingedly pivoting in the same direction along the opening and closing direction, the door can be opened and closed with respect to the hanging-side vertical frame at an angle corresponding to the total pivoting width of each airtight hinge. Since the space between them is hermetically sealed, and at this time, in the hinge connection by the airtight hinge, the spindle and the bearing are slidably fitted in the longitudinal direction. What to do between the frame and the end of the door on the hanging side is the door opening frame. This is not possible because the mouth height corresponds to the length of the support shaft and the bearing, and when the door is installed externally on the door opening frame, there is a ceiling height constraint, which is also a problem. Where possible, the hanging-side vertical frame is formed separately by a vertical frame base body and a vertical frame attachment that can be attached and fixed to the vertical frame base body, and one airtight hinge is arranged between the vertical frame attachment and the connecting frame. By doing so, in the state where the vertical frame attachment is attached to the door through the connecting frame hingedly connected to the end of the door on the hanging side,
This is inserted into the door opening frame or externally attached to the door opening frame so that the vertical frame attachment is attached and fixed to the vertical frame base body in a retrofitting manner, thereby eliminating the obstacle of using the airtight hinge. That is, according to claim 1 of the present invention, a vertical frame attachment having a door opening frame opening height, in which the suspension-side vertical frame constituting the door opening frame is fixed to the vertical frame base body and can be attached and fixed thereto. And the vertical frame attachment and the end of the door at the side where the door is suspended, a connection frame having the same opening height as the door opening frame is provided between the vertical frame attachment and the door, and the vertical frame attachment and the door suspension source. Opening and closing of the doors by airtight hinges at the opening height of each door opening frame formed by slidingly fitting in the longitudinal direction the support shafts and bearings, which are installed along the entire length in the longitudinal direction, and the bearings. To the same direction An airtight suspending device for a door, characterized by being movably hingedly connected and hermetically sealed between them. Claim 2 is the same as the above, regardless of the material of the door opening frame, or when the door is repaired. In order to be able to deal with these, it is characterized in that it is replaced with the hanging-side vertical frame that constitutes the door opening frame, and uses the hanging-side vertical frame installed on the hanging side of the door opening frame. The airtight suspending device for a door according to claim 1, wherein, in addition to the above, according to claim 3, when the door having the vertical frame attachment is inserted into the door opening frame for installation, the installation work is easy and easy. In order to ensure this, the vertical frame attachment of the vertical frame on the hanging side is
In the door opening frame, it can be attached and fixed to the vertical frame base body, and the attachment and fixing can be performed by fitting and mounting the vertical frame base body in the longitudinal direction and fixing by the fixing means. The airtight suspending device for a door according to claim 1 or 2, wherein, in addition to the above, according to claim 4, a suitable fit can be obtained by suitably responding to various forms such as door material. The end of the door on which the shaft or bearing of the airtight hinge is installed is used as the vertical frame of the door or the vertical frame of the same length as the vertical frame of the door attached and fixed thereto. An airtight suspension device for a door according to claim 1, 2 or 3, wherein the device is an attachment.
In addition to the above, in order to configure the airtight hinge with high precision and accuracy, this is the vertical frame attachment,
The airtight suspension of a door according to claim 4, wherein the connecting frame and the vertical frame or the vertical frame attachment are made of an extruded aluminum material, and the supporting shaft or the bearing is integrally molded with them to form the airtight hinge as an aluminum hinge. In addition to the above, claim 6 is, in addition to the above, in the non-opening / closing direction side of the door at the end of the door on the suspension base side so as to ensure a good fitting appearance regardless of the embodiment. The suspension base cover is additionally provided so as to cover the connection frame.
The airtight suspending device for the door of 3, 4 or 5 is used as the means for solving the above problems as the gist of the invention.

[0006]

BEST MODE FOR CARRYING OUT THE INVENTION The present invention will be described in more detail with reference to the drawings. In FIGS. 1 to 4, reference numeral 1 is a door opening frame, 5 is a vertical frame on the hanging side forming the door opening frame 1, 20. Is an entrance door, 40 is a connecting frame, and 50 is an airtight hinge.

The hanging side vertical frame 5 constituting the door opening frame 1
Is formed separately by a vertical frame base 6 and a vertical frame attachment 9 having an opening height of the door opening frame 1 which can be attached and fixed to the vertical frame base 6, and in this example, the vertical frame attachment 9 In the door opening frame 1, the vertical frame base 6 can be attached and fixed to the vertical frame base 6, and the additional fixing can be performed by fitting and mounting the vertical frame base 6 in the front-rear direction and fixing by fixing means. And again,
The vertical frame attachment 9 is made of aluminum extruded material together with the vertical frame base 5 in this example.

The connecting frame 40 is the vertical frame attachment 9 described above.
The door opening frame 1 has the same height as that of the door opening frame 1 interposed between the door and the end of the door 20 on the hanging side. In this example, the connecting frame 40 is also made of aluminum extruded material. is there.

The airtight hinge 50 is provided between the connection frame 40 and the vertical frame attachment 9 and the end of the door 20 on the suspension side, and the support shaft 5 is installed over the entire length in the longitudinal direction.
2 and the bearing 53 are slidably fitted in the longitudinal direction to extend over the door opening frame 1 opening height. As the side vertical frame 24, a vertical frame attachment 9 made of aluminum extruded material, and the support shaft 52 or the bearing 53 made of the aluminum extruded material, the connection frame 40, or the suspension side vertical frame made of aluminum extruded material. The airtight hinge 50 is made of an aluminum hinge by being integrally molded with 24.

That is, in the present embodiment, the vertical frame base 6 is provided with a C-shaped groove 8 having a wide groove opening on the inner peripheral surface of the door opening frame 1 facing the door 20 in the longitudinal direction. On the other hand, in the present example, the vertical frame attachment 9 has a front and rear width slightly shorter than the front and rear groove widths of the C-shaped groove 8 and is fitted in a flat plate shape or a hook. Front and rear engaging projections 11, a fixed base wall 10 between them, and a connecting strip 51 for integrally connecting them, and through the connecting strip 51, in the front-back direction, which is the indoor side in this example. On the inside of the room protruding toward
For example, a bearing 53 having a C-shaped groove opening at 110 ° is provided, and these are formed and provided in series in the longitudinal direction.

In the present embodiment, the suspension-side vertical frame 24 has a vertical frame base 25 for holding the door panel 32 between the vertical frame 23 and the vertical frame 23 facing each other, for example, via the frame member 31, and the vertical frame base 25.
In the present example, the bearing 53 of the vertical frame attachment 9 is provided by the C-shaped groove formed at the outdoor side end portion in the front-rear direction, which is also the indoor side in the present example. And a bearing 53 juxtaposed so as to be positioned on the same line, and in this example, the front and rear sides are provided so as to extend in the direction of the suspension-side vertical frame 5 so as to extend the surface on the indoor side. And a fin-shaped suspension cover 29 that is bent in a curved shape, and these are formed and formed in series in the longitudinal direction. At this time, in the present example, the bearing 53 of the vertical frame base 25 and the suspension cover 29 are provided. The side surface in between is a concave curved surface.

Further, in the present embodiment, the connecting frame 40 has a semicircular or horseshoe-shaped hollow base portion 41 having a curved outer peripheral surface, an end portion of the hollow base portion 41 in the opening / closing direction of the door 20, and in the present embodiment, an outdoor side. A support shaft 52 formed by a C-shaped protrusion that is provided at the end portion in the front-rear direction via a connecting strip 51 that is provided on the outdoor side so as to extend the curved surface, and is juxtaposed so as to be located on the same line.
In the present example, a horseshoe shape is provided, which is provided with and formed in series in the longitudinal direction.

The vertical frame attachment 9, the suspension-side vertical frame 24, and the connecting frame 40 of the present example thus formed are the connecting frame 4
0 and the vertical frame attachment 9 and the suspension-side vertical frame 24 are rotatable in the same direction toward the opening and closing direction of the door 20 by the airtight hinge 40 formed by the support shaft 52 and the bearing 53. While the hinges are connected, the vertical frame attachment 9 is hinged so that the vertical frame attachment 9 is attached and fixed to the hanging-side vertical frame 5 in a state of being attached to the door 20 via the connecting frame 40. Further, the door 20 is attached to the door opening frame 1.

That is, the airtight hinge 50 is formed by slidably fitting the vertical frame attachment 9 and the bearing 53 of the suspension-side vertical frame 24 and the support shaft 52 of the connecting frame 40 from one end in the longitudinal direction in the longitudinal direction. At this time, the connecting strip 5 of the support shaft 52
1 is inserted into the opening of the bearing 53, so that the support shaft 5
The two connecting strips 51 and the opening end of the bearing 53 serve as stoppers that define the rotation range, and the airtight hinge 50 is made into a quarter circle according to the opening width of the bearing 53 of 110 °, and the opening / closing direction of the door 20. In addition, the opening and closing angle of the door 20 due to the rotatability in the same direction is set to 1/2 of the total rotation width of each airtight hinge 50 by the two shafts (however, In this example, the actual opening / closing angle is somewhat restricted due to the relationship with the frame on the outdoor side of the hanging-side vertical frame 5), and the sliding frame allows the connecting frame 40 to be connected in this example. The suspension base cover 29 of the suspension base-side vertical frame 24 covers the suspension base.

When forming the airtight hinge 50, the support shaft 5 is used.
2 is provided with a retaining means for the bearing 53. In this example, the retaining means is formed by notching the bearing 53 of the vertical frame attachment 9 and the suspension side vertical frame 24 so as to form a step with the remainder. It is assumed that the connecting bar 40 and its supporting shaft 52 and the bearing 53 have the same length, and in the slide-fitting state thereof, a bearing seat, not shown in the drawing, is provided on the upper and lower ends thereof, for example, a spectacle frame-shaped flat bearing seat is covered and fixed. In this example, a C-shaped groove formed inside the support shaft 52 by a C-shaped projection is used as a tapping hole, and a screw is threaded from the through hole of the bearing seat into the tapping hole. By inserting it, the bearing seat is fixed, and the bearing 53 is rotatably prevented from coming off. Further, the frame of the door 20 is mounted on the vertical frame 24 on the hanging side after the airtight hinge 50 is formed. The upper and lower frames 21, 22 The upper and lower stiles 21 and 22 are cut out at their ends, and the remaining end horizontal walls are superposedly arranged on the outside of the bearing seat to cover them. .

By thus providing the airtight hinge 50 between the suspension base side vertical frame 24 and the suspension base side vertical frame 24, the vertical frame attachment 9 integrated with the suspension base vertical frame 24 and attached to the door 20 via the connecting frame 40. For fixing the vertical frame to the vertical frame base 6, the door opening frame 1
With the vertical frame attachment 9 standing upright on the door 20
After inserting it together, inclining it in the vicinity of the vertical frame base 6 and inserting one flat plate-like engaging protrusion 11 into the C-shaped groove 8 and then pulling it into a tendon shape in the front-rear direction. Thus, the other hook-shaped engaging projection 11 is fitted into the C-shaped groove 8, the front and rear engaging projections 11 are fitted into the C-shaped groove 8, and the fixed base wall 10 is fixed to the C-shaped groove. The above fitting and mounting is performed by contacting the bottom wall of No. 8 and the screw 13 of the fixing means, in this example, is screwed into the vertical frame base 6 from the side of the fixed base wall 10 in the temporary holding state. The vertical frame attachment 9 at the height of the door opening frame 1, the connecting strip 40 and the airtight hinges 50 are used to fix the vertical frame 5 and the door 20 at the suspension base. The side edges are sealed.

In the figure, 2 is an upper frame of the door opening frame 1, 3 is a lower frame, 4 is a vertical frame, 7 is a thick-walled screw receiving portion provided on the vertical frame base 6, 14 is a vertical frame 5 on the hanging side. Except for the above, the airtightness of the door 20 is ensured on the same surface, and the airtight material is installed in a series in the upper frame 2, the lower frame 3, and the vertical frame 4, 15 is a concrete frame, 1
6 is an anchor metal fitting for fixing the frame 15 of the door opening frame 1, 3
3 is an airtight member provided on the door 20, 54 is a spindle 52 and a bearing 5
3 is a stopper strip that serves as a second stopper that is installed in addition to the stopper formed by the connecting strip 51 and the end of the bearing 53 provided in FIG.

FIGS. 5 and 6 show another example, in which a wooden indoor door 20 is used in accordance with the above, in which the door opening frame 1 is made of wood. The vertical frame base 6 made of aluminum extruded material is also used as the vertical frame 5 on the hanging side, instead of the vertical frame on the hanging side constituting the door opening frame, which is installed on the hanging side of the door opening frame 1. And the vertical frame attachment 9 are separated from each other, and the end of the door 20 on the suspension base side is made the same as the vertical frame 24 on the suspension base side of the door 20 and fixed to the vertical frame 24 on the suspension base side. The vertical frame attachment 26 is constructed by connecting the vertical frame attachment 9 and the vertical frame attachment 26 with a connecting frame 40, and connecting them by the airtight hinge 50 by the aluminum hinge.

At this time, the vertical frame attachment 26 includes a concave curved base portion 27, an arrowhead-shaped fitting strip 28 projecting from the curved base portion 27, a bearing 53 and a suspension cover similar to the above at both ends of the curved base portion 27. 29 is formed in a series in the longitudinal direction, and the arrow-shaped fitting strip 28 is provided on the suspension base side vertical frame 24.
The fitting ridge 28 and the screw 30 are attached and fixed to the vertical frame 24 on the suspension base side as a fixing means of the vertical frame attachment 26 by press-fitting and fitting the same to the vertical frame attachment 24 with the screw 30 from the curved base portion 27.

In this example, since the interior of the door is made of wood, the airtightness with the door opening frame 1 is provided by the face-to-face polymerization between the frame of the door opening frame 1 and the outer peripheral end of the door 20 or the airtightness provided on the door 20. The other basic structure is the same except that the vertical frame base body 6 is made of a plate shape different from that described above, and these are hinge-coupled in the same manner as described above. The space between them is sealed.

5 and 6, the retaining means for the support shaft 52 and the bearing 53 uses a bearing seat (not shown) as in the above case, which is a tapping hole or a support formed by the C-shaped groove of the support shaft 52. This is because it is fixed to a tapping hole provided on the shaft 52.

Although the illustrated example is as described above, in carrying out the present invention, a vertical frame attachment and a supporting shaft at the hanging end side end of the door and a bearing in the connecting frame are installed or the vertical frame is installed. An airtight hinge should be constructed by installing a bearing on one side of the attachment and the end of the door on the suspension side, and a bearing on the other side of the connecting frame as a connecting frame to form a hermetic seal hinge. A vertical door that is covered with a decorative plate such as a steel plate and has a vertical frame that is not exposed, for example, a flush door, and an end attachment is used at the end of the door on the hanging side, and a spindle or bearing is formed on it. To form an airtight hinge with the connecting frame, and the positions of the airtight hinges of the two shafts are deviated in the front-back direction as long as the opening / closing angle of the door is maximized. Each airtight Hin including this case The rotation range of the bearings differently, the bearing is projected through a connecting strip, for example, a vertical frame attachment, a connecting frame, a hanging side vertical frame, a vertical frame attachment or an end for an indoor door. The attachment is made of a synthetic resin extruded material that secures the strength, the support shaft or the bearing is integrally molded with these to make the airtight hinge a synthetic resin hinge, and the door is installed externally on the door opening frame, Concrete implementation of material, shape, structure, relationship between these, and addition to these, including fixing the vertical frame attachment to the vertical frame base on the outer side of one of the front and rear of the vertical frame base. The form can be variously modified without departing from the gist of the invention.

[0023]

The present invention is configured as described above.
According to the first aspect of the present invention, the vertical frame on the hanging side and the end on the hanging side of the door are hermetically sealed to ensure airtightness and sound insulation between them so that the door can be opened and closed smoothly and stably. At the same time, it is possible to provide an airtight suspending device for a door in which the opening / closing angle of the door can be secured as large as possible.

In addition to the above, the second aspect can deal with these regardless of the material of the door opening frame or when the door is repaired.

According to the third aspect of the present invention, in addition to the above, when the door having the vertical frame attachment is inserted into the door opening frame for installation, the installation work can be easily and surely performed. .

In addition to the above, the fourth aspect of the invention can be suitably adapted to various forms such as the material of the door to obtain a good fit.

According to the fifth aspect, in addition to the above, the airtight hinge can be constructed easily with high precision.

According to the sixth aspect, in addition to the above, a good housed appearance can be secured regardless of the embodiment.

[Brief description of drawings]

[Figure 1] Front view of the door

FIG. 2 is a cross-sectional view of the door

FIG. 3 is a longitudinal sectional view of a door

FIG. 4 is an exploded cross-sectional view showing a main part

FIG. 5 is a cross-sectional view of another example door.

FIG. 6 is a vertical cross-sectional view of another example door

[Explanation of symbols]

 1 Door opening frame 5 Vertical frame on hanging side 6 Vertical frame base 9 Vertical frame attachment 20 Door 24 Vertical frame on hanging side 26 Vertical frame attachment 50 Airtight hinge 52 Support shaft 53 Bearing

Claims (6)

[Claims] 1. A vertical frame on a hanging side constituting a door opening frame is separately formed by a vertical frame base body and a vertical frame attachment having a door opening frame opening height which can be attached and fixed to the vertical frame base body.
A connecting frame having the same height as the opening of the door opening frame is provided between the vertical frame attachment and the end of the door on the hanging side, and the connecting frame and the vertical frame attachment and the end of the door on the hanging side, Airtight hinges at the opening height of each door opening frame formed by slidingly fitting a support shaft and bearings installed along these lengths in the longitudinal direction to the same direction in the door opening and closing directions. An airtight suspending device for a door, characterized in that it is hinged to be pivotally connected to and is sealed between them. 2. The door frame according to claim 1, wherein the vertical frame of the door side is replaced with a vertical frame of the suspension side installed on the side of the door opening frame. Airtight hanging device. 3. The vertical frame attachment of the suspension-side vertical frame can be attached and fixed to a vertical frame base in a door opening frame, and the attachment and fixing can be performed in a longitudinal direction in the longitudinal frame base. The airtight suspending device for a door according to claim 1 or 2, wherein the device is fitted and mounted on the door and fixed by a fixing means. 4. An end portion of a door on which the airtight hinge support shaft or bearing is installed is used as a vertical frame of the door, or a vertical frame having the same length as the vertical frame of the door attached and fixed thereto. The airtight suspension device for a door according to claim 1, wherein the airtight suspension device is a frame attachment. 5. The vertical frame attachment, the connection frame, and the hanging side vertical frame or vertical frame attachment are made of aluminum extruded material, and a support shaft or a bearing is integrally formed with these to form an airtight hinge as an aluminum hinge. The airtight suspension device for doors according to claim 4. 6. A suspension base cover is additionally provided at an end of the door on the suspension base side so as to cover the connection frame on the non-opening / closing direction side of the door. 4 or 5
Airtight hanging device for doors of.