JP3420755B2 - Outdoor lower frame flat sash sliding door drainage system - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a sliding door in which an upper surface of a lower frame of an outdoor sash formed of upper and lower frames and left and right vertical frames provided in an outdoor opening of a building is formed to be substantially flat. The present invention relates to a drainage structure and a drainage device for condensed water provided on the indoor side of the vehicle.

[0002]

2. Description of the Related Art When a barrier-free structure in which the lower frame upper surface of an outdoor lower frame flat sash sliding door is formed to be substantially flat, rainwater flows into the upper surface of the lower frame together with wind pressure and easily accumulates. If the water shut-off line is not secured, even if it is partial, if rainwater enters the room due to capillarity, that part becomes a passage for the rainwater, and the rainwater is pushed out by the wind pressure to the room side. Therefore, when the upper surface of the lower frame is formed flat, a slide piece is hung down on the lower frame of the shoji, and a narrow slide groove for inserting this slide piece is provided in a strip shape over the entire length of the lower frame in the longitudinal direction. A wide lower frame recess is provided below to allow rainwater to flow in from the upper surface of the lower frame, and a horizontal tight material is interposed between the sliding piece of the shoji inserted in the slide groove and the side wall of the lower frame recess to stop the sliding line in the sliding direction of the shoji. The water blocking block is attached to the lower frame upper frame, and a water blocking block is attached in the gap between the upper and lower sliding screens. The lower frame recess water blocking block is attached to the indoor / outdoor boundary to secure a water blocking line between the outer sliding door and the inner sliding door, and the sliding door is abutted when the sliding door is closed between the door frame and the vertical frame. Vertical tight material is arranged to form a vertical waterproof line. The applicant the argument difference door of the water-stop structure of the lower frame flat sash for outdoor and has been previously proposed.

However, if the upper surface of the lower frame is flattened to reliably form the water shutoff line of the sliding door as described above, the airtightness inside and outside the room becomes very good, and the temperature difference inside and outside the room becomes larger in winter. When dew condensation occurs on the indoor side surface of the shoji, the dew condensation water will gradually flow toward the lower frame and will flow into the lower frame recess from the upper surface of the lower frame, but on the indoor side of the lower frame recess (the inner shoji closed In the state, there is no internal shoji, and since the airtight state is kept good, the dew condensation water accumulated in the lower frame recess remains as it is.

[0004]

SUMMARY OF THE INVENTION In view of the above-mentioned circumstances, the present invention is designed to prevent the dew condensation water generated on the indoor side of a sliding door of an outdoor lower frame flat sash whose upper surface is flat from the indoor and outdoor airtightness. It is an object of the present invention to provide a dew condensation water drainage structure and a drainage device that can be drained outdoors without damaging the water and can not be seen from the outside and yet has excellent maintainability such as cleaning.

[0005]

The invention according to claim 1 is
When the upper surface of the lower frame is formed flat, a strip-shaped groove in which the sliding door slide is inserted to prevent condensed water generated on the indoor side surface of the shoji screen from accumulating on the flat surface of the upper surface of the lower frame. The upper surface of the lower frame of the outdoor sash, which is composed of upper and lower frames and left and right vertical frames, is used for the purpose of allowing it to flow into the wide lower frame recess and draining it from the lower frame recess to the outside compared to the slide groove provided under In the sliding door that opens and closes the slide,
A lower frame recess having a narrow slide groove that forms a substantially flat surface on the lower frame, hangs the slide piece from the lower frame side wall of the shoji that slides and opens the flat surface through a door roller, and guides the slide piece. Is provided on the lower frame, and a horizontal tight material is interposed between the side wall of the lower frame recess and the slide piece to form a water stop line in the sliding direction of the shoji screen. A water blocking block is attached to the bottom frame and the flat surface of the lower frame so as to block the gap between the lower frame and the flat surface of the lower frame. Install a lower frame recess water blocking block at the assembly position when closed to stop the water between the indoor and outdoor boundaries of the lower frame recess for inner shoji, and when the shoji is closed, between the door frame and the vertical frame of the shoji. By building a vertical water stop line with a vertical tight material interposed, An indoor / outdoor water stop line for a sliding door attached to the outdoor opening of an object is formed.Condensation is formed on a portion located on the indoor side where there is no internal shoji when the internal shoji is closed in the bottom frame recess for internal shoji. A drainage system for water was installed.

According to the second aspect of the present invention, the drain valve can be installed in a relatively narrow space of the lower frame recess, and the drain valve is opened only when the condensed water is accumulated. In other cases, the drain valve is closed. In order to ensure airtightness on the indoor side, the dew condensation water drainage device is provided with a water collecting port so as to project above the mounting surface of the lower frame recess, and communicates from this water collecting port in the side direction below the mounting surface. The drainage valve is provided, and the blade-like drainage valve is attached to the upper part of the drainage port so as to be openable and closable only in the outward direction.

In a sliding door in which the upper surface of the lower frame of the outdoor sash, which is composed of upper and lower frames and left and right vertical frames, is formed substantially flat, a plurality of rising pieces are provided above the lower frame base member, and the rising pieces are provided. By attaching or fitting the upper surface member to the piece, a narrow slide groove and a lower frame recess wider than that are formed under this slide, and condensed water is formed on the bottom of the lower frame recess located on the indoor side. A drainage device is attached, and a water collecting port is provided so that this dew condensation water draining device projects above the mounting surface of the lower frame recess, and a draining port communicating from this water collecting port to the side direction below the mounting surface is provided. The structure is such that a blade-shaped drain valve is attached to the upper part of the drain port so that it can be opened and closed only in the outward direction, and the dew condensation water drain device cannot be seen from the outside. This allows
When the dew condensation water is not drained, the drain valve is closed to ensure the airtightness on the indoor side, and the dew condensation water drainage device is not visible from the outside, so that the appearance design is good. Further, since the upper surface member that forms the lower frame flat surface is made detachable, maintenance of the drainage device becomes easy.

[0008]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENT A preferred embodiment of the present invention will be described below with reference to the drawings. FIG. 1 (a) shows a vertical sectional view of an outdoor sliding door to which a condensed water drainage structure according to the present invention is applied, and FIG. 1 (b) shows a transverse sectional view. As shown in FIG. 1A, the upper surface of the lower frame 10 is formed to be substantially flat, and the grating 2 for drainage arranged on the outdoor side, the deck material 3 such as a balcony, and the flooring 1 on the indoor side are horizontally formed. It has a barrier-free structure.

The lower frame 10 and the upper frame 20 and the left vertical frame 30 and the right vertical frame 40 form a rectangular opening, and the outer shoji 5 is provided inside.
0 and the inner shoji 60 are slidably mounted. The structure of the lower frame will be described with reference to FIGS. The lower frame 10 includes a plurality of rising pieces provided on the lower frame base member 10a, and the upper surface members 10b and 10c are fitted to the sliding grooves 11a and 11b, which are narrow grooves, and the lower frame recess 12a wider than the sliding groove. , 12b are formed. Gabion 50
Further, an outer shoji slide piece 51a and an inner shoji slide piece 61a are respectively hung inside the lower frame chamber of the inner shoji 60 to form a lower frame recess 12a for the outer shoji and a lower frame recess 12b for the inner shoji formed on the lower frame, respectively. Provided lateral tight material 14a for shoji screens,
It is in sliding contact with the horizontal tight material 14b for internal shoji to form a water stop line in the sliding direction of shoji.

As shown in FIGS. 6 and 5, a lower frame recess drainage port 16 is provided at the bottom of the lower frame recess for the external shoji and the lower frame recess for the inner shoji, which is located outside the room. As shown in FIG. 1A, rainwater is drained to the outside from the outdoor drainage port 17 through the hollow guide portion 13 of the lower frame base member.
A check valve 18 is openably and closably attached to the outside of the outdoor drainage port.

As shown in FIG. 1, the left vertical frame 30 and the right vertical frame 4
The left vertical tight material 31 and the right vertical tight material 41 are attached to 0, respectively, and when the shoji is closed, a vertical water stop line is formed.

As shown in FIGS. 2 and 3, in the assembly portion of the external shoji and the internal shoji, first, the flat surface drain port 1 is provided on the upper surface of the lower frame.
5 is provided, and when the inner shoji block is closed, the water blocking block 70 is attached to the bottom of the inner water blocking block, and the base 73 of the water blocking block 70 is attached. The fin-shaped elastic pieces 71 and 72 are provided on both sides of the flat surface drainage port. As a result, FIG.
As shown in the layout view in (a) and the side view in FIG. 3 (b), a water blocking line is formed on the upper surface of the lower frame of the shoji screen, and the lower frame recess water blocking block 80 is formed in the lower frame recess for the inner shoji. Is attached,
Water is stopped at the boundary between the interior and exterior of the summing part of the bottom part of the inner shoji.

The horizontal tight member 14a having the above-mentioned structure,
4b and the vertical tight members 31, 41, the combined frame water blocking block 70, and the lower frame recess water blocking block 80 shown in FIGS.
As shown in Figure 3, a water shutoff line is formed to partition the inside and outside of the room. With such a sliding door structure, for example, as shown in FIG. 4, when dew condensation water is generated on the indoor side of the shoji screen, it flows from the flat surface of the upper surface of the lower frame into the slide groove, and further flows into the lower frame recess for the inner shoji screen. It will accumulate. The condensed water drainage device 90 was attached to the inner frame lower frame recess located on the indoor side.

FIG. 6 shows the positional relationship of the condensed water drainage device 90, and FIG. 7 shows the drainage mechanism. A lower frame cross-sectional view when there is no dew condensation water is shown in FIG. 7 (a), and a side view thereof is shown in FIG. 7 (b). Further, FIGS. 7C and 7D are schematic views of the drainage mechanism when the condensed water is collected in the inner frame lower frame recess located on the indoor side. The condensed water drainage device 90 is attached by cutting out the bottom of the lower frame recess into a substantially rectangular hole, and is provided with water collecting ports 91a and 91b so as to project to the upper part of the mounting surface, and the drainage at the bottom of the mounting surface. Drainage ports 93a and 93b communicating with the water collecting port are provided in the side direction of the device, and vane-shaped drainage valves 92a and 92b are attached to the upper part of the drainage port as a fulcrum so as to be openable and closable only in the outward direction. When there is no condensed water, as shown in FIG. 7B, the elongated blade-shaped drain valve hangs down by its own weight to close the drain port. If wind invades from the outside and hits the outside of the vane-shaped drainage valve, the lower end of the vane-shaped drainage valve is constrained at the lower part of the drainage port so as not to go inside, so that airtightness is maintained. When condensed water is generated and collects in the lower frame concave portion, as shown in FIG.
As shown in (d), the dew condensation water is the water collecting port 91a of the drainage device,
The water enters the inside of the drainage device from 91b, the vane-shaped drainage valves 92a and 92b open to the outside by the dew condensation water pressure, flows into the guide hollow portion 13 of the lower frame, and is drained to the outside through the outdoor drainage port 17.

Considering the case where there is no slide groove such as a sliding door, it is possible to attach the drainage device to the upper surface of the lower frame as shown in FIG. 8, but this makes it visible and visible from the outside. Not only is it bad, but dust and dirt falling from the top easily accumulates in the drainage device, which makes the quality unstable.Therefore, provide a plurality of rising pieces above the lower frame base member and attach the upper surface member to this rising piece. A narrow strip-shaped slide groove and a lower frame recess that is wider than the slide groove underneath this slide, and attach the dew condensation water drainage device to the bottom of the lower frame recess located on the indoor side. The condensate drainage device is invisible from the outside.

[0016]

In the present invention, the lower frame upper surface is formed flat in the outdoor opening of the building and the sliding door is attached,
Even if dew condensation water is generated on the indoor side surface of the shoji during the winter season and flows into the upper surface of the lower frame, a narrow strip-shaped slide groove on the upper surface of the lower frame and a lower frame recess wider than the slide groove are provided under the sliding groove. Condensation water has the effect of quickly flowing into the lower frame recess, and when the inner screen is closed, it is drained outdoors by the dew condensation water drainage device attached to the inner frame lower frame recess located on the indoor side where there is no internal screen. Therefore, the condensed water does not flow out into the room.

Further, a vane-shaped drain valve that opens only to the outside is attached to the drainage device so as to be openable and closable, and the vane-shaped drain valve is normally closed when dew condensation water does not collect. Backflow (invasion) and ensuring airtightness, the wing-shaped drain valve opens only when the condensed water collects in the lower frame recess, and the condensed water can be discharged outdoors and the wing-shaped small elongated drain valve Therefore, it can be placed in a narrow space such as a lower frame recess.

Further, the lower frame structure is provided with a plurality of rising pieces above the lower frame base member to attach the upper surface member,
Alternatively, because the structure is such that it is fitted to form a narrow strip-shaped slide groove and a lower frame recess that is wider than this slide groove, the drainage device attached to the lower frame recess is invisible from the outside, and it has excellent external appearance and cleanliness. When maintenance such as the above is required, this work can be easily performed by removing the upper surface member.

[Brief description of drawings]

FIG. 1 is a sectional view of a sliding door to which a condensed water drainage structure according to the present invention is applied.

FIG. 2 shows an assembled state of a combined water blocking block.

FIG. 3 shows an assembled state of the combined frame water blocking block and the lower frame recess water blocking block.

FIG. 4 shows a water shutoff line for a sliding door.

FIG. 5 shows the relationship between the drainage port of the lower frame and the water shutoff line.

FIG. 6 shows a layout of a condensation water drainage device.

FIG. 7 shows a functional diagram of a condensed water drainage device.

FIG. 8 shows an example in which the dew condensation water drainage device is attached to the upper surface of the lower frame.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 Flooring 2 Grating 3 Balcony deck material 10 Lower frame 10a Lower frame base members 10b, 10c Upper surface members 11a, 11b Slide groove 12a Lower frame recess for outer shoji 12b Inner frame lower recess 13 for guide door Hollow part 14a Horizontal tight for outer shoji Material 14b Horizontal tight material for sliding doors 15 Flat surface drainage port 16 Lower frame recess drainage port 17 Outdoor drainage port 18 Check valve 20 Upper frame 30 Left vertical frame 40 Right vertical frame 31 Left vertical tight material 41 Right vertical tight material 50 Outside Shoji screen 60 Inner shoji 51 Outer shoji lower frame 61 Inner shoji lower frame 51a Outer shoji sliding piece 61a Inner shovel door wheel 52 Outer shoji upper frame 62 Inner shovel upper frame 53 Outer shovel door toque 63 Inner shovel door tow 54 Frame 64 Inner shoji summing frame 55 Outer shoji door pulley 61a Inner shoji sliding piece 70 Summing frame water blocking block 71, 72 Fin-like elastic piece 73 Base 80 Lower frame recess Water stopping Lock 90 drainage device 91a, 91b collection Mizuguchi 92a, 92b feathered drain valve 93a, 93 b drain outlet

─────────────────────────────────────────────────── ─── Continuation of the front page (58) Fields surveyed (Int.Cl. ⁷ , DB name) E06B 7/14 E06B 1/70

Claims (2)

(57) [Claims] 1. A sliding door for slidingly opening and closing a lower frame upper surface of an outdoor sash composed of upper and lower frames and left and right vertical frames, wherein the lower frame upper surface is formed into a substantially flat surface, and the flat surface is used as a door roller. The slide piece is hung from the side wall of the lower frame of the shoji slidingly opened and closed through the lower frame recess having a narrow slide groove for guiding the slide piece, and the side wall of the lower frame recess and the slide piece are provided. Form a water stop line in the sliding direction of the shoji by interposing a horizontal tight material between them, and close the space between the lower part of the outer sliding frame and the lower part of the inner sliding frame and the flat surface of the lower frame upper surface. Attach a water blocking block to the bottom to form a water blocking line for the lower frame upper surface assembling section, and attach the lower frame recess water blocking block to the assembly position when the shoji closes under the inner sliding door sliding groove. Stop the water between the indoor and outdoor boundaries of the lower frame recess for internal shoji, When a child is closed, a vertical tight material is placed between the door frame of the shoji screen and the vertical frame to form a vertical water stop line. An external water shutoff line is formed, and a drainage device for dew condensation water is attached to a portion of the lower frame recess for internal shoji that is located on the indoor side where there is no internal shoji when the internal shoji is closed. Condensate drainage structure for outdoor bottom flat sash sliding doors. 2. The dew condensation water drainage device is provided with a water collecting port so as to project above a mounting surface of the lower frame recess, and a draining port is provided which communicates with the water collecting port in a side direction below the mounting surface. 2. The dew condensation water drainage structure for an outdoor lower frame flat sash sliding door according to claim 1, wherein a blade-shaped drainage valve is attached so as to be openable and closable only in an outward direction with the upper part of the drainage port as a fulcrum.