JPH0643777B2 - Projecting device for opening frame - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Industrial field of application] The present invention is applied to a vertical or horizontal folding door installed in an opening of a building or the like, or an opening frame such as a sliding door or a movable partition in a room. The present invention relates to a device for projecting and retracting an opening frame.

[Prior Art] Conventionally, when guiding a door main body through an opening frame, an example in which only a guide component such as a swing stop piece or a door roller that is projected from the door main body is inserted into a guide inner groove of a fixed frame, and these components Not only that, an example is known in which the edge of the door body is inserted over the entire length.

The former has a problem in terms of vibration prevention and rain control of the door main body, while the latter has a side wall of the groove for separating the insertion edge of the door main body from the guide groove at the removal position of, for example, the door pocket of the folding door or the upper sliding door. It becomes necessary to partially cut out. Corresponding to this, if it is a buried bottom frame, it is necessary to dig down the floor surface of the building etc. one step according to the above-mentioned notch depth (for example, the horizontal frame of the folding type door or the lower frame of the upper hanging door). In the case of the upper frame and the left and right vertical frames, it cannot be completely embedded in the peripheral wall of the opening, and the guide groove must be projected inward in the opening surface by about the depth of the notch. It did not happen (for example, the upper frame of the horizontal pull-type folding door and the left and right vertical frames of the vertical pull-type folding shutter correspond).

In addition, the width of the door pocket part in which the floor surface is dug down is not only the folding width of the door body, but also the margin width for introducing it into the lower frame groove while further extending it (for about two doors). ) Is required, the floor surface is dug into a considerably wide trapezoidal shape having the above-mentioned margin in the hypotenuse part.

[Problems to be Solved by the Invention] However, when the floor surface is dug down to form the door pocket portion in this way, there are obstacles to traffic (a reduction in the actual opening width), rain problems, and the appearance is simple. Will be lacking. Also,
When the upper frame and the left and right vertical frames are made to project inward from the peripheral wall of the opening, there is a drawback in that the actual opening area of the opening is reduced in addition to the appearance problem.

The present invention has been made in view of the problems of the conventional opening frame device, and improves the above problems by forming the opening frame with a fixed frame and a movable frame, and projecting and retracting the movable frame from the fitting groove of the fixed frame. In addition to the above, it is an object of the present invention to provide a projecting and retracting device for an opening frame that can surely perform the projecting and retracting operation of the movable frame with a simple device.

[Means for Solving the Problems] The present invention has been completed in view of the above object, and a movable frame is internally provided in a fitting groove of a fixed frame, and a rail extending along a groove longitudinal direction is formed in a guide groove of the movable frame. Along with one end of the rail, a slanting guide portion directed inward in the opening surface is continuously provided, and on the other hand, the door body side is provided with a plurality of engaging portions such as a door roller or a sliding contact body so as to match the height of the guide portion, With the closing movement of the door body, the engaging portion is pressed against the tilt guide portion to press the movable frame from the fitting insertion groove of the fixed frame in the opening surface inward direction, and the edge of the door body is inserted into the guide groove. The gist of the present invention is a device for projecting and retracting an opening frame, characterized in that each of the engaging parts is sequentially engaged with the rail of the movable frame and the projecting state is maintained while the parts are inserted.

[Operation] As a result of the above, according to the projecting and retracting device for the opening frame of the present invention, the movable frame is recessed in the fitting insertion groove of the fixed frame when the door body is open. Of the plurality of engaging portions, the leading engaging portion first comes into contact with the tilt guide portion of the movable frame and presses it to cause the movable frame to project inward in the opening surface, and the door main body is inserted into the guide groove of the movable frame. Insert the edge. And
The leading engagement portion and the succeeding engagement portion are sequentially engaged with the rails of the movable frame continuously provided to the guide portion to maintain this protruding state.
On the other hand, when the door main body is opened and the engagement of the door main body engaging portion with respect to the rail is released, the movable frame has its own weight or a biasing device such as a spring which is provided as necessary, and the fitting frame is inserted into the fixed frame. Immerse yourself in.

[Embodiment] Hereinafter, an embodiment will be described with reference to the drawings (see FIG. 1 first). In the drawing, reference numeral 1 denotes a projecting and retracting device for an opening frame according to the present invention, which is installed in a building opening in this embodiment. Folding horizontal pull shutter 2
It is provided for the lower frame part. Here, the horizontal pull shutter 2 is made of an aluminum mold material or the like, and a door main body 5 in which a large number of door bodies 4 ... I will do it.

In this example, the door main body 5 includes a connecting frame 9 in which each door body 4 ... In which a glass panel 7 is held in a four-circle frame assembly 6 and hinge portions 8 ... Are integrally formed.
, Which are rotatably connected to each other, and are provided with an upper hanging door roller 12 at the upper ends of the connecting frame 9 and the hanging frame 10 and the door stop frame 11 which are alternately arranged, and the guide groove 14 of the upper frame 13. It is hung on rails 15 and 15 formed inside, and can be laterally pulled open / closed (see also FIG. 2). On the other hand, at every other end of the connecting frame 9 ..., the hanging frame 10 and the door stop frame 11, horizontal swinging door pulleys 16 ... are projected and inserted deeply into the lower frame 17 for opening and closing guide. I am busy. In the figure, 18 ...
Is an anti-vibration piece provided at the lower end of the remaining every other connecting frames 9 ...

In this example, the projecting and retracting device 1 for the opening frame includes the horizontal pulling shutter 2
The lower frame 17 of this embodiment is provided with a fixed frame 19 and a movable frame 21 installed in a fitting groove 20 of the fixed frame 19, as shown in FIG. Rails 23, 23 are formed in the guide groove 22 along the longitudinal direction of the groove, and one end of each of the rails 23, 23 is provided with a slant guide portion 24, 24 extending in the opening surface inward direction.

In this example, the movable frame 21 is a mold material having a substantially U-shaped cross section, and a pair of rails 23, 23 are horizontally projected along the guide direction of the groove from the middle of the depth of both side walls 25, 25 of the guide groove 22 to the inside of the groove. is doing. Then, as shown in FIG. 4 and FIG.
Inclination guide portions 24, 24, which are blocks made of synthetic resin, are continuously provided and fixed to one end of the door pocket side of 3, 23,
Here, one end of the lower surface of the guide portion 24, 24 is continuous with the lower surface of the rail 23, 23 of the movable frame, while the middle or other end portion is an inclined surface that faces the opening inward direction (upward in this example). The guide portions 24, 24 are formed.

On the other hand, on the door body 5 side, engaging portions 26, 26 of a small door roller (other sliding contact members such as so-called sliders may be used), etc., which are matched in height with the guiding portions 24, 24, are provided. It is provided on both sides of the support shaft of each horizontal door roller 16 provided at the lower end of the alternate connection frames 9.

As a result, in the projecting and retracting device 1 of this embodiment, when the door body 5 is pulled laterally and sequentially closed and moved from the door pocket side, the door body 5 is provided with the engaging portions 26 ... First, the movable frame 21 is fitted to the fixed frame 19 by first abutting the engaging portion 26 provided at the lower end of the door stop frame 11 with respect to the closing direction to the inclination guiding portion 24 and further pressing the same. The end edge portion 36 of the door body 5 is inserted into the guide groove 22 of the movable frame so as to project from the insertion groove 20 in the opening surface direction (upward in this example).
(In this example, in addition to the horizontal door pulley 16 inserted deeply, the other swing block pieces 18 at the lower end of the connecting frame and the lower end edge of the lower frame of the door body 4 are inserted. The second
Reference numeral 27 in the drawings and FIG. 4 denotes a synthetic resin guide piece for introducing the door main body edge portion fixed to the door pocket side end portion of the movable frame 21 into the guide groove.

Each of the engaging portions 26 of the door main body 5 is sequentially engaged with the rails 23, 23 of the movable frame with the closing movement thereof (in this example, the small door roller of the door main body is rolled and engaged with the lower surface of the rail). The projecting state of the movable frame 21 is maintained (see also FIG. 6).

On the other hand, when the closed door main body 5 is pulled back toward the door pocket and disengaged from the rails 23, 23, the movable frame 21 is retracted into the fitting insertion groove 20 of the fixed frame 19 by its own weight, and the floor surface is removed. It descends to a position almost flush with 35 (returns to the state shown in FIG. 3).

The movable frame 21 in this example is a long member, but the fixed frame 1
The entire length of 9 is fitted and inserted in the portion excluding the door pocket 28 (see FIG. 2). Then, in the door pocket 28 for folding and storing the door body 5, in this example, the door body closed by another projecting and retracting device is shaken off, and as shown in FIG. In the lower frame part of the door pocket part 28 of 3,
The fitting frame groove 20 of the fixed frame 19 is internally provided with a door frame movable frame 29 which has the same outer cross-section but is separate from the movable frame 21 and does not require a rail in the guide groove. The door frames 30 and 30 are provided on both sides of the door pocket movable frame 29.
And is engaged with the inclined guide grooves 32, 32 of the guide blocks 31, 31 fixed in the fixed frame fitting groove 20 so as to be projected and retracted in the inclined direction (see also FIG. 5). . The door frame movable frame 29 contacts the movable frame 21 with its edge end face in a protruding state. On the other hand, as shown in FIG. 4 and FIG. 7, in the upper frame portion of the door pocket portion 28, one side fin portion thereof is used as the movable fin 33 and is guided in a slanting direction by a similar device.

Here, the protruding / withdrawing operation of the door pocket movable frame 29 and the like is interlocked with the closing completion operation and the opening start operation of the door body 5 by the upper and lower locks 34, 34. That is, as shown in FIGS. 4 and 7, the locks 34, 34 are fixed to the upper and lower ends of the suspension frame 10 of the door body 5, but in this example, they are fixed to the fixed portion of the opening frame 3. Instead of being locked, if it is a lower frame part, the door frame part movable frame 29 can be locked to the movable fin 33, while the upper frame part can be locked to the movable fin 33. As shown in the figure, pull laterally to stretch and open,
When the door is extended further to the side with the door fully extended (for this reason, the extension length of the door main body 5 in this example is formed to be slightly shorter than the guide length of the opening frame 3), the respective locks 34, 34. Presses the movable frame 29 of the lower frame and the movable fin 33 of the upper frame, and presses the movable fins 33 of the upper frame.
The upper and lower edges of the door body 5 are held by being projected along 32. On the contrary, if the closed door main body 5 is slightly pulled back to the suspension base side in the extended state, the locks 34, 34 are pushed in the door pocket movable frame 29 or the like in the opposite direction so as to be retracted into the fixed frame 19 or the like. The door body 5 can be folded and stored in the door pocket portion 28.

Although not shown in the other figures, the projecting and retracting device of the present invention includes, in addition to the horizontal pulling shutter of the illustrated example, a vertical pulling shutter and a top-hanging sliding door,
Alternatively, it can be widely used for an opening frame such as a movable partition in a room. For example, in a vertical pulling shutter (both panel folding type and slat winding type are possible), this device is installed in the left and right vertical frame portions of the opening frame. The movable frame may be provided with a vertical rail, and an inclined guide portion directed toward the in-plane direction of the opening (for example, the right direction in the case of the left vertical frame portion) may be connected to the upper end of the vertical rail. Of course, in this case, the left and right edge portions of the vertical pull shutter door body are inserted into the protruding guide grooves of the movable frame. If a biasing means such as a spring is provided between the movable frame and the fixed frame, the movable frame can be retracted into the fitting insertion groove of the fixed frame when the door body is disengaged.

Incidentally, the projecting / withdrawing device in the inward direction of the opening like this device can also be used for an arbitrarily bent opening frame.

Although the embodiments are configured as described above, the present invention does not violate the gist of the present invention. Specific shape, structure, dimensions, materials, number of parts, etc.
Needless to say, the arrangement, the relationship between them, the type of the opening frame, and the like can be variously changed and not limited to the above-described embodiment.

[Advantages of the Invention] Since the projecting and retracting device for the opening frame of the present invention is configured as described above, the fixed frame can be installed, for example, in an embedded form on the floor surface or wall of a building by adopting the movable frame. When the door body is opened, the movable frame is immersed in the fitting insertion groove of the fixed frame, so that the floor surface is specially dug down to form the recessed door bag portion, or the upper frame and the left and right vertical frames are formed. It is not necessary to fix the opening frame to the peripheral wall or the like, and the opening frame or the opening frame can be installed with a wide opening width or opening area.

And, this projecting and retracting operation of the movable frame can be linked with the opening and closing operation of the door body by the inclination guide part and the engaging part of the door body which are continuously provided at one end of the rail, without requiring any special manual operation. Also, the interlocking mechanism can be made extremely simple as described above.

Further, in the projecting and retracting device of the present invention, since the plurality of engaging portions provided on the door main body are sequentially engaged with the rails of the movable frame to maintain the protruding state of the movable frame, the door main body is pulled back to engage the engaging portions. You can keep the movable frame protruding until the rail derails,
It is possible to maintain the above-mentioned protruding state surely, and there is no fear that the movable frame will sink into the fixed frame even if a slight impact or the like is applied, and it is possible to prevent the closed door body from being opened unexpectedly. .

[Brief description of drawings]

The drawings show embodiments, FIG. 1 is a front view of a horizontal pulling shutter provided with a device for projecting and retracting an opening frame of the present invention, and FIG. 2 is a partial cross-sectional view of the shutter when the door body is being opened and closed. FIG. 3 is a longitudinal sectional view taken along the line A-A of FIG. 1 when the door body is open, and FIG.
FIG. 5 is a partially enlarged vertical sectional view taken along the line BB of FIG. 5 when the door body is opened and closed, and FIG. 1 is a longitudinal sectional view taken along the line A-A in FIG. 1, and FIG. 7 is a longitudinal sectional view taken along the line C-C in the closed state of the door body. 1 ... Opening frame projecting and retracting device, 3 ... Opening frame, 5 ... Door body, 19 ... Fixed frame, 20 ... Fitting groove, 21 ... Movable frame, 22 ... Guide groove, 23 ... Rail, 24 ... Inclination guide, 36 ... Edge of door body

Claims (1)

[Claims] 1. A movable frame is installed in a fitting groove of a fixed frame, a rail along the longitudinal direction of the groove is formed in a guide groove of the movable frame, and an inclination guide portion at one end of the rail is directed toward the inside of the opening surface. A plurality of engaging portions such as a door roller or a sliding contact body whose height is adjusted to the guide portion on the side of the door body, and the engaging guide portion is provided with the closing movement of the door body. Abutting and pressing against the movable frame so that the movable frame projects from the fitting insertion groove of the fixed frame in the inward direction of the opening surface, and the edge portion of the door body is inserted into the guide groove.
An apparatus for projecting and retracting an opening frame, wherein each engaging portion is sequentially engaged with a rail of a movable frame to maintain the above-mentioned protruding state.