JPH0254077A - Unit type horizontally sliding door - Google Patents

Abstract

PURPOSE:To make assembling, transporting, and fitting operations easier by a method in which a slide rail of much the same send-out length as an upper frame is set in a frame having the upper frame of an entrance frame, and a door is hung down on the send-out piece. CONSTITUTION:A frame 4 of much the same length as an upper frame 3a is attached along the upper frame 3a of an entrance frame formed on the wall. A slide rail 5 of much the same length as the upper frame 3a is set horizontally in the expanding direction in the frame 4, and an overhung sliding type door 7 of much the same width as the entrance frame is hung down from the send-out piece 6b. The rail 5 is extended or contracted to move the door 7 horizontally for opening or closing the entrance. The lateral width in the assembled state can thus be reduced to almost half of the conventional horizontal sliding device. Also, inplase of this constitution, a bilateral send-out sliding door type may be constituted with slide rails 5 extended in both right and left directions.

Description

DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to a unit type sliding door device installed at the entrance of residential buildings, buildings, factories, etc.

[Prior Art] Traditionally, single-swing type or double-swing type sliding door devices installed at entrances and exits of buildings have frames attached along the upper edge of an entrance/exit frame formed on a wall surface, as shown in Fig. 17.18. body 101
A long rail 102 is housed inside, and this rail 102
One door body 103 or a pair of door bodies 104 and 105 are suspended so as to be openable and closable in the left and right directions via a hanging wheel 106, and in the case of an automatic door, a prime mover,
Drive devices such as cables are housed within the frame 101. The frame body 102, the door body 103, 104, 105, the side frames 107, 107°, and the floor rail frame 108 are manufactured and distributed in units of parts, and these parts are assembled on site and attached to the doorway frame. .

[Problems to be Solved by the Invention] However, in the conventional sliding door device, a door body 103 or a pair of door bodies 10 is attached to a long rail 102 housed in a frame body 101.
4.105 is suspended so that it can be opened and closed, and the door body 10
3 or approximately twice the length of the sum of the widths of the pair of door bodies 104 and 105. Therefore, the overall size is large, and it is extremely difficult or disadvantageous to distribute it to the market in an assembled state from the viewpoint of transportation and storage. In addition, especially the frame 10 of the sliding door device
1, as mentioned above, is long and generally has a considerable weight, so not only does it take a lot of effort to install it, but each part must be precisely assembled on site so that the door body can open and close smoothly. must be assembled, and installation requires skill. In particular, when installing a sliding door device at the entrance of a sterile room or dust-proof room, or when installing an automatic opening/closing mechanism or electronic lock, it is essential to assemble the door body 103, 104, 105 particularly accurately. Moreover, it is necessary to assemble and adjust many complicated parts, which requires a lot of time and effort.

The present invention has been made in view of the above circumstances, and provides a unit that does not require on-site assembly work, is easy to install, and can be installed in an accurately assembled state even by non-skilled personnel. The present invention provides a type sliding door device.

[Means for solving the problem] The first means for solving the problem according to the present invention is as follows:
A slide rail having an extension length approximately equal to that of the upper frame is installed in a frame body having approximately the same length as the upper frame attached along the upper frame holder of the entrance/exit frame formed on the wall surface, and the extension direction is horizontal. A single-swing type door body having approximately the same width as the doorway frame is suspended from the extension piece of the slide rail.

The second slide is installed along the upper frame of the doorway frame formed on the wall and has a length approximately equal to the length of the upper frame, and a pair of slides each having a length that is approximately half the length of the upper frame. The rails are arranged so that their expansion and contraction directions are horizontal and opposite to each other, and a pair of door bodies each having a width approximately half the width of the upper frame are suspended from the extending pieces of each of the slide rails. It is said to be composed of

Furthermore, the third member is installed along the upper frame of the doorway frame formed on the wall surface and is movable in the horizontal direction within a frame having approximately the same length as the upper frame. A pair of movable rods are arranged and supported vertically so that their halves can respectively protrude from opposite side ends of the frame, and the frame is attached to the portion of the pair of movable rods that protrudes from the frame. The structure is such that two double-swing type door bodies each having a width approximately half the width of the two are suspended from each other.

[Operation] The slide rail supported by the frame or the door suspended from the moving rod moves horizontally to open and close as the slide rail expands and contracts or the moving rod moves.

[Example code] Next, embodiments of the present invention will be described based on the drawings.

1 to 12 show an embodiment of the first invention, in which an upper frame 3a of an entrance/exit frame 3 formed on a wall surface 2 is shown.
An upper frame 3 is placed within a horizontally oblong frame 4 having approximately the same length as the upper frame 3.
A slide rail 5 having a length that is almost the same as that of a.
is arranged with its expansion and contraction direction horizontal, and a door body 7 is suspended from the extending piece 6a of this slide rail 5.

As shown in FIGS. 2 and 3, the slide rail 5 has an intermediate member 8 with a substantially engineered cross section disposed in the center, and extending pieces 6a and 6b each having a substantially U-shaped cross section on both sides thereof. Ball cages 9a, 9b are arranged between the ball cages 9a, 9b, and the feeding pieces 6a, 6b are arranged between the ball cages 9a, 9b.
It has a three-stage configuration in which it is supported by the intermediate member 8 via 9b so as to be extendable in the longitudinal direction. One of the extending pieces 6b is fixed to a mounting plate 4b disposed along the inner surface of the side wall plate 4a with a set screw 10, and the other extending piece 6b is attached to a door. The body 7 is fixedly suspended by a set screw 12 via a hanging member 11 having a cross-sectional shape and having a length equivalent to the width of the door body 7 provided on the upper part thereof. Further, the end portions of the respective feeding pieces 6a, 6b are in contact with the end surface of the supporting member 13, which has a roughly U-shaped cross section and is disposed between the intermediate member 8 and the ball retainers 9a, 9b. As shown in FIGS. 5 and 6, the feeding piece 6a has a feeding length that is approximately the same as the length of the feeding piece 6b. In addition, the ball retainer 9a
, 9b supports a large number of balls 15 arranged at approximately equal intervals that roll on both upper and lower surfaces of the intermediate member 8 in two rows above and below, and the intermediate protrusion 16 fits into the support member 13. There is.

Therefore, even if the door body 7 suspended from the feeding piece 6a has a large weight, the ball retainers 9a and 9b move smoothly along the intermediate member 8, and the feeding piece 6a,
6b is a ball retainer 9a whose upper and lower surfaces are in contact with the balls 15;
, move smoothly along 9b.

A rack 17 is disposed along the upper end surface of the hanging member 11, and a binion gear 19a is driven by a drive mechanism 19 consisting of a prime mover and a speed reducer disposed near the extending end of the door body 7 of the frame body 4. They mesh together.

Figures 7 to 12 show examples of the guide 20 below the door body 7, and Figures 7 and 8 show grooves 21 formed on the lower surface of the door body 7 with a U-shaped cross section that is open at the bottom. A mounting bracket 2 with a cross-section shape fixed to the lower end of the horizontal frame 22 on the extending side of the door body 7
A rotary roller 24 protruding from 3 is fitted into the groove 21.

Figures 9 and 10 show a lower frame 27 in which a protrusion 25 protruding from the lower surface of the extending side of the door body 7 is installed on the lower ends of both horizontal frames 22 and 26.
Fig. 11.12 is used when there is a step between the indoor floor surface 29 and the outdoor floor surface 30. A groove 31 is formed along the length of the lower frame 27 installed at the lower ends of both horizontal frames 22 and 26, and is provided protruding along the lower edge of the door body 7 on the indoor side. The protrusions 32 are slidably inserted into each other. Note that the guide 20 is not limited to these configurations as long as it opens and closes the door body 7 in the front-rear direction without any gaps.

In the drawing, reference numeral 33 is a controller that electrically controls the drive mechanism 19 based on a signal from a sensing switch.

The unit type sliding door device 1 having such a configuration has a first
As shown in the figure, the door body 7 is carried to the installation site in a closed state, that is, in a state in which the slide rail 5 on which the door body 7 is suspended is contracted.

At this time, the entire width of the sliding door device 1 is approximately equal to the width of the door body 7 (approximately half of the conventional sliding door device), so there is no difficulty in marketing it. And the upper frame 3a of the entrance/exit frame 3,
The frame body 4 of the sliding door device 1 and both horizontal frames 22 are attached to both horizontal frames 3b and 3c.
．． 2B are each fixed, and if necessary, the lower frame is installed on the floor to complete the installation work. When a person or object approaches, the sensing switch detects this, and the drive mechanism 19 is activated via the controller 33, and the binion gear 19a rotates to move the rack 17 in the direction of arrow A in FIG. Therefore, the extending piece 6a of the slide rail 5 is extended from the side of the frame 4, and the door body 7 is opened almost to the full width of the entrance frame 3.

At this time, the door body 7 is suspended and supported by the extending piece 6a of the slide rail 5 disposed within the frame body 4, and the lower part is fitted into the guide 20, so it moves horizontally and smoothly without tilting. and open it. When one person passes by, the detection switch detects it again and sends the drive mechanism 1 through the controller 33.
9 is operated in the opposite direction, and the door body 7 is closed.

Next, what is shown in FIGS. 13 and 14 shows an embodiment of the second invention, in which a horizontally long surface having approximately the same length as the upper frame 3a of the doorway frame 3 formed on the wall surface 2. In a shaped frame 4, a pair of slide rails 5a and 5b having the same configuration as that used in the above embodiment and having an extension length approximately half that of the upper frame 3a are arranged so that the expansion and contraction direction is horizontal and on opposite sides. These slide rails 5a, 5b are arranged in parallel toward each other, and the upper frame 3a
A pair of door bodies 7a and 7b each having a width approximately half the width of the door body 7a and 7b are suspended from each other. Also, inside the frame 4, a door body 7a,
A pair of belt pulleys 34a, 34 near the feeding end of 7b.
b are arranged respectively, and these belt pulleys 34a, 3
A belt 35 that is rotationally driven by a drive mechanism 19 consisting of a prime mover and a speed reducer is wound around the door body 7a.
, 7b are suspended.

Link member 36a, one end of which is pivoted to the inner end of 6C, 3
The other ends of 6b are connected to the belt 35 in opposite directions.
are connected to the upper side 35a and lower side 35b, respectively.

Furthermore, guides having the same structure as shown in the previous embodiment are provided between the door bodies 7a, 7b and both horizontal frames 3b, 3c.

The unit type sliding door device 1 having such a configuration is attached to the doorway frame 3 in the same manner as in the previous embodiment. and,
When a person or object approaches, the sensing switch detects and the controller 33
The drive mechanism 19 is actuated via the belt 35 to drive the belt 35 in the direction of arrow A in FIG. 13, and move the link members 36a and 36b in opposite directions. As a result, the pieces 6b and 6c of the slide rail 5 are fed out in opposite directions, and the door bodies 7a and 7b are separated from the center as shown in FIG. 14, and are finally opened to almost the full width of the doorway frame 3. . In this case as well, the door bodies 7a and 7b are suspended and supported by the extending pieces 6b and 6c of the slide rail 5, and the lower part thereof is fitted into the guide 20 as shown in FIGS. 7 to 12, so that it is tilted. To open the door by moving horizontally and smoothly without any friction. When a person passes by, the detection switch detects it again and operates the drive mechanism 19 in the opposite direction via the controller 33, closing the door bodies 7a and 7b.

Furthermore, FIGS. 15 and 16 show an embodiment of the third invention, in which the upper frame 3a of the entrance/exit frame 3 formed on the wall surface 2 is shown.
A pair of movable rods 37a, each having a length approximately equal to that of the frame 4, are placed within a horizontally long frame 4 having approximately the same length.
37b are arranged and supported vertically and close to each other by a large number of support wheels 38 so that approximately half of their lengths can respectively protrude from different side ends of the frame body 4, and the pair of moving rods 37a, 37b are Door bodies 7a and 7b having approximately half the width of the frame body 4 are suspended from portions 39a and 39b projecting from the frame body 4, respectively.

In addition, racks 40a and 4o are installed on the opposing surfaces of the movable rods 37a and 37b, excluding the mounting portions of the door bodies 7a and 7b.
A binion gear 41 is engaged with each of the racks 40a and 40b, and is rotationally driven by a drive mechanism 19 consisting of a prime mover and a speed reducer arranged approximately in the center of the frame 4. Furthermore, the door body 7a,
A guide having a structure similar to that shown in the previous embodiment is provided between 7b and both horizontal frames 3b and 3c.

The unit type sliding door device 1 having the configuration shown in 2 is attached to the doorway frame 3 in the same manner as in the previous embodiment. and,
When a person or object approaches, the sensing switch detects and the controller 33
The drive mechanism 19 operates via the movable rod 37 to rotate the pinion gear 41 in the direction of arrow A in FIG. 15 and move the racks 40a and 40b in the direction of arrow B in FIG.
a, 37b are drawn out from the side of the frame 4 and protrude;
The door bodies 7a and 7b are separated from the center and finally open to almost the full width of the entrance frame 3.

At this time, the door bodies 7a and 7b are suspended and supported by movable rods 37a and 37b, respectively, arranged within the frame body 4.
Since the lower part is fitted into a guide 20 as shown in FIGS. 7 to 12, it can be opened by moving horizontally and smoothly without tilting. When one person passes by, the detection switch detects this again, and the drive mechanism 19 operates in the opposite direction via the controller 33, closing the door bodies 7a and 7b.

[Effects of the Invention] The present invention, which has the above-described configuration, has a width that is approximately half that of conventional sliding door devices when assembled, so it is extremely easy to assemble in advance at a factory and store or transport to the site. No on-site assembly work is required, installation is easy, and even non-skilled personnel can install it accurately. In addition, since it can be installed in an assembled state, functions such as dustproofing, soundproofing, sterilization, and electronic locking are reliably demonstrated. Furthermore, since the width of the frame and the door body are almost the same, which is about half that of conventional sliding door devices, not only can manufacturing costs be significantly reduced, but the width of the door body can be closed as easily as with conventional sliding door devices. It also has an excellent design because the frame body is not exposed to a large extent when it is closed.

[Brief explanation of the drawing]

1' to 12 show an embodiment of the first invention, FIG. 1 is a partially cutaway perspective view showing the closed state, and FIG. 2 is a partially cut away perspective view of the II shown in FIG. 3 is a partially cutaway perspective view showing the slide rail, FIG. 4 is a partially cutaway perspective view showing the slide rail in the open state, and FIGS. 5 and 6 are An explanatory diagram showing the expansion and contraction state of the slide rail, FIG. 7 is a partially cutaway perspective view showing one embodiment of the guide, FIG. 8 is an enlarged cross-sectional view taken along the line ■-■ shown in FIG. Fig. 9 is a partially cutaway perspective view showing another embodiment of the kite, Fig. 10 is an enlarged sectional view taken along line IX-II shown in Fig. 9, and Fig. 11 is a still another embodiment of the kite. FIG. 12 is an enlarged cross-sectional view taken along the line x-X shown in FIG. 11, FIGS. 13 and 14.
The figures show an embodiment of the second invention, in which FIG. 13 is a longitudinal sectional view showing the closed state, FIG. 14 is a longitudinal sectional view showing the open state, and FIGS. 15 and 16 are longitudinal sectional views showing the open state. FIG. 15 is a longitudinal cross-sectional view showing an open state, FIG. 16 is a longitudinal cross-sectional view showing an open state, and FIGS. 17 and 18 are views showing a conventional example. FIG. 2 is a partially cutaway perspective view. 1... Unit type sliding door device, 2... Wall surface, 3...
... Entrance/exit frame, 3a... Upper frame, 4... Frame body,
5, 5a, 5b = slide rail, 6a, 6
b, 6c...feeding piece, 7.7a, 7b...
・Door body, 37a, 37b... Moving rod, 39a,
39b...protruding part.

Claims (1)

[Claims] 1. A slide having an extension length approximately equal to the upper frame within a frame body having approximately the same length as the upper frame, which is attached along the upper frame of the doorway frame formed on the wall surface. A unit-type sliding door device in which a rail is arranged with the direction of expansion and contraction horizontal, and a single-swing type door body having approximately the same width as the doorway frame is suspended from a extending piece of the slide rail. 2. A pair of slide rails having an extension length approximately half of the upper frame are installed in a frame body having approximately the same length as the upper frame, which is attached along the upper frame of the doorway frame formed on the wall surface, in the extending/contracting direction. are arranged horizontally and facing oppositely to each other, and a double-swing type door body having a width approximately half of the upper frame is suspended from the extending piece of each of the slide rails. Sliding door device. 3. A pair of horizontally movable units having approximately the same length as the upper frame are installed along the upper frame of the doorway frame formed on the wall and have approximately the same length as the upper frame. The movable rods are arranged and supported one above the other so that their halves can respectively protrude from mutually opposite side ends of the frame, and approximately half of the frame is attached to the portions of the pair of movable rods that protrude from the frame. A unit-type sliding door device in which double-sliding door bodies each having a width of