JP7084645B2 - Sealless joint construction method and sealless joint structure for mullion members in top lights - Google Patents

Description

The present invention is a sealless joint method for joining two or more mullion members arranged in the same direction in a top light formed on a part of a building facing the outside such as a roof for daylighting in an indoor space. It relates to the same sealless joint structure.

Conventionally, in order to support a lighting plate constituting a top light, two or more mullion members extending in the same line are joined and arranged on the top light. As a method of joining the mullion members, for example, as shown in FIG. 13, the water upper mullion member 80 is moved to the water side mullion member 90 side and connected and fixed (see FIG. 14), and FIGS. 14 to 16 show. By applying on-site seals 91 and 93 and factory seals 92 and 94 to a total of four locations shown in (1), joints were performed that also served as rain-proof.

However, in such a conventional joint method and joint structure, when the seals 91, 92, 93, 94 deteriorate due to aging, water leakage may occur and water droplets may fall into the room. In addition, the sealing work was complicated.

Therefore, the subject of the present invention is the sealing of the mullion member in the top light, in which the mullion members can be easily connected to each other without the need for sealing, and there is no risk of water leakage due to deterioration of the seal and water droplets falling into the room. The purpose is to provide a less joint method and the same sealless joint structure.

Those that solve the above problems are a water-up mullion member having a water-upper drainage channel extending along the longitudinal direction and a water-side mullion member having a water-upper drainage channel extending along the longitudinal direction. The standing member is connected to the water upper drainage channel via a drainage guide extending from the water upper mullion member, and is connected to the water upper drainage channel and the water lower side of the water upper mullion member. Below the connection portion of the mullion member with the underwater drainage channel, the underwater central passage of the underwater mullion member, which is wider than the drainage guide, extends along the longitudinal direction. It is a sealless joint construction method of a mullion member in a top light characterized by being arranged (claim 1).

The water upper side member has a water upper dew condensation receiving passage, the water lower side member has a water dew receiving passage, and dew condensation water in the water upper dew receiving passage penetrates . A dew condensation receiving drainage guide arranged so as to flow into the water upper central passage of the water upper side member through a hole, extend from the water upper side member, and enter the water lower side side member. It is preferable that the member is configured to flow into the water-side central passage of the water-side side prism through the water (claim 2).

In addition, those that solve the above problems are a water-up mullion member having a water-upper drainage channel extending along the longitudinal direction and a underwater member having a water-upper drainage channel extending along the longitudinal direction. It has a side mullion member, and the water upper mullion member and the water lower side mullion member communicate with the water upper drainage channel and via a drainage guide extending from the water upper mullion member. The water-up side drainage channel of the water-upper mullion member and the water-side drainage channel of the water-side mullion member are connected to each other, and the width of the drainage guide is wider than that of the drainage guide. It is a sealless joint structure of the mullion member in the top light, characterized in that the mullion side central passage of the mullion member under the water is extended along the longitudinal direction (claim 3).

The water upper side member has a water upper dew condensation receiving passage, the water lower side member has a water dew receiving passage, and dew condensation water in the water upper dew receiving passage penetrates . A dew condensation receiving drainage guide arranged so as to flow into the water upper central passage of the water upper side member through a hole, extend from the water upper side member, and enter the water lower side side member. It is preferable that the member is configured to flow into the water-side central passage of the water-side side prism through the water (claim 4).

According to the sealless joint method for mullion members in the top light according to claim 1, the mullion members can be easily connected to each other without the need for sealing, and water leakage due to deterioration of the seal and water droplets into the room can be easily connected. A top light that does not fall can be configured.
According to the sealless joint method for the mullion member in the top light according to claim 2, even when the water upper mullion member and the water mullion member have a dew condensation receiving passage, it is not necessary to perform sealing. Standing members can be easily connected to each other, and a top light can be configured in which there is no risk of water leakage due to deterioration of the seal and water droplets falling into the room.
According to the sealless joint structure of the mullion member in the top light according to claim 3, the mullion members can be easily connected to each other without the need for sealing, and water leakage due to deterioration of the seal and water droplets into the room can be easily connected. A top light that does not fall is configured.
According to the sealless joint structure of the mullion member in the top light according to claim 4, even when the water upper side mullion member and the water lower side mullion member have a dew condensation receiving passage, it is not necessary to perform sealing. A top light is configured in which the standing members can be easily connected to each other and there is no risk of water leakage due to deterioration of the seal and water droplets falling into the room.

It is a top view for demonstrating the sealless joint construction method of the mullion member and the sealless joint structure (before the joint) in the top light of this invention. It is a top view for demonstrating the sealless joint construction method of the mullion member and the sealless joint structure (after joint) in the top light of this invention. It is a side view for demonstrating the sealless joint construction method of the mullion member and the sealless joint structure (before the joint) in the top light of this invention. It is a side view for demonstrating the sealless joint construction method of the mullion member and the sealless joint structure (after joint) in the top light of this invention. FIG. 4 is a cross-sectional view taken along the line AA of FIG. FIG. 4 is a cross-sectional view taken along the line BB of FIG. FIG. 4 is a cross-sectional view taken along the line CC of FIG. FIG. 4 is a sectional view taken along line DD of FIG. It is a vertical sectional view of the upper sealer on the underwater side. It is a vertical sectional view of the water upper sealer. It is a vertical sectional view of the lower underwater sealer. It is a vertical sectional view of the water upper lower sealer. It is a side view for demonstrating the joint construction method and the joint structure of the mullion member in the conventional top light. It is a side view for demonstrating the joint construction method and the joint structure of the mullion member in the conventional top light. FIG. 14 is a cross-sectional view taken along the line EE of FIG. It is a perspective view for demonstrating the joint construction method and the joint structure of the mullion member in the conventional top light.

In the present invention, the water upper mullion member 3 having the water upper drainage channel 2 extending along the longitudinal direction and the water side mullion having the water lower drainage channel 4 extending along the longitudinal direction are provided. Since the member 5 communicates with the water upper drainage channel 2 and is connected via a drainage guide 6 extending from the water upper mullion member 3, the mullion members can be easily separated from each other without the need for sealing. The sealless joint method and the sealless joint structure 1 of the mullion member in the top light, which can be connected to the mullion and have no risk of water leakage due to deterioration of the seal and water droplets falling into the room, have been realized.

The sealless joint construction method and the sealless joint structure of the mullion member in the top light of the present invention will be described with reference to one embodiment shown in FIGS. 1 to 12.
The sealless joint method of the mullion member and the sealless joint structure 1 in the top light of this embodiment include the water upper mullion member 3 having the water upper drainage channel 2 extending along the longitudinal direction and the water upper mullion member 3 in the longitudinal direction. The underwater side mullion member 5 provided with the underwater side drainage channel 4 extending along the water surface communicates with the water upper side drainage channel 2 and via the drainage guide 6 extending from the water upper side mullion member 3. Is connected. Hereinafter, the construction method or each configuration will be described in detail in order.

The sealless joint structure 1 of this embodiment takes in natural light indoors from a light-collecting space provided on the roof as a roof structure of many public facilities such as a roof of a large building such as a warehouse, a factory, and a gymnasium, or an arcade of a shopping district. Therefore, it is a sealless joint structure 1 of a square member in a top light in which a transparent or semi-transparent light collecting plate P is installed.

As shown in FIGS. 1 to 4, the water upper mullion member 3 of the sealless joint structure 1 of the mullion member includes a water upper drainage channel 2 extending along the longitudinal direction on the upper surface portion. The water upper drainage channel 2 is a drainage channel provided in the water upper mullion member 3 for draining invading water due to deterioration of a seal (not shown) used when the lighting plate P is stretched. ..

Specifically, as shown in FIGS. 2 or 5, glass receivers (not shown) for attaching the plate material receiving rubber (not shown) are attached to both sides of the upper part of the water upper mullion member 3 when the daylighting material P is placed. The rubber mounting portion 10 is formed along the longitudinal direction. Further, in the upper center of the water upper mullion member 3, an attachment material frame fixing portion 11 for fixing an attachment material frame (not shown) is formed along the longitudinal direction. A water upper drainage channel 2 is formed between the glass receiving rubber mounting portion 10 and the attachment material frame fixing portion 11 along the longitudinal direction.

On the other hand, as shown in FIG. 2, the underwater side mullion member 5 also has a underwater side drainage channel 4 extending along the longitudinal direction on the upper surface portion. This underwater drainage channel 4 is also a drainage provided in the underwater mullion member 5 for draining water that invades due to deterioration of a seal (not shown) used when the lighting plate P is stretched. It's a road.

Specifically, as shown in FIGS. 2 or 6, glass for attaching a plate material receiving rubber (not shown) when the daylighting material P is placed is attached to both upper sides of the underwater side mullion member 5, respectively. The receiving rubber mounting portion 18 is formed along the longitudinal direction. Further, in the upper center of the underwater side mullion member 3, an attachment material frame fixing portion 19 for fixing an attachment material frame (not shown) is formed along the longitudinal direction. A drainage channel 4 on the underwater side is formed between the glass receiving rubber mounting portion 18 and the attachment material frame fixing portion 19 along the longitudinal direction.

In addition, as shown in FIGS. Is formed.

Then, the water upper mullion member 3 and the water upper mullion member 5 submerge the water upper mullion member 3 from the relative position shown in FIG. 1 or 3 to the relative position shown in FIG. 2 or FIG. It is a sealless joint by moving it to the side mullion member 5 side, communicating with the water upper drainage channel 2, and connecting via a drainage guide 6 extending from the water upper mullion member 5.

Specifically, as shown in FIG. 2, FIG. 4 or FIG. 5, the drainage guide 6 having a concave vertical cross section is the underwater upper end portion 21 attached to the underwater end surface of the water upper mullion member 3. It is integrally molded with resin, and in a state of being fitted in the recess of the water upper upper end portion 22 attached to the water upper end surface of the water lower side mullion member 5, it communicates with the water upper drainage channel 2 and is connected to the water upper side. It extends from the underwater end surface of the mullion member 3, and its bottom surface is surface-contacted with the upper surface of the underwater drainage channel 4 of the underwater mullion member 5 and is stepped. Then, when the water flowing through the water upper drainage channel 2 of the water upper mullion member 3 hits the water lower end portion 21 attached to the water lower end surface, the water lower side mullion member 5 passes through the drainage guide 6. It is configured to flow into the underwater drainage channel 4.

Due to the above structure, in the sealless joint structure 1 of the mullion member in the top light of this embodiment, the water upper mullion member 3 having the water upper drainage channel 2 extending along the longitudinal direction and the water upper mullion member 3 along the longitudinal direction. The underwater mullion member 5 provided with the extending underwater drainage channel 4 communicates with the water upper drainage channel 2 and is connected via a drainage guide 6 extending from the water upper mullion member 3. Therefore, it is not necessary to seal the mullion members, and the mullion members can be easily connected to each other, and water leakage due to deterioration of the seal and water droplets falling into the room are prevented.

Further, in the sealless joint structure 1 of this embodiment, as shown in FIG. 2 or 4, the water upper side cubic member 3 has the water upper dew condensation receiving passage 9, and the water lower side cubic member 5 is water. It has a lower dew condensation receiving passage 17, and the dew condensation water in the water upper dew condensation receiving passage 9 extends from the water upper side member 3 and is arranged so as to enter the water lower side side member 5. It is configured to flow into the underwater side cubic member 5 via the receiving drainage guide 60.

Specifically, as shown in FIG. 7, the water upper mullion member 3 has outer rising portions 7a and 7b on both sides of the lower portion, and has an inner bottom surface 7c, an outer rising portion 7a and 7b, and an inner rising portion 8a. The spaces partitioned by 8b are configured to function as the water upper dew condensation receiving passage 9.

On the other hand, as shown in FIG. 8, the underwater side mullion member 5 has outer rising portions 13a and 13b on both sides of the lower portion, and has an inner bottom surface 13c, outer rising portions 13a and 13b and inner rising portions 16a and 16b. Each partitioned space is configured to function as a passage for receiving dew condensation on the underwater side.

Then, the dew condensation water in the water upper dew condensation receiving passage 9 extends from the water upper mullion member 3 and enters the water lower side mullion member 5 via the dew condensation receiving drainage guide 60 arranged so as to enter the water. It is configured to flow into the lower mullion member 5.

More specifically, as shown in FIG. 2, FIG. 4 or FIG. 7, the dew condensation receiving drainage guide 60 is integrated with the underwater lower end portion 23 attached to the underwater end surface of the water upper mullion member 3. In a state of being fitted into the recess of the water upper end portion 24 attached to the water upper end surface of the water upper side mullion member 5, it communicates with the water upper central passage 61 and is connected to the water upper side. It extends from the underwater end surface of the standing member 3, and its bottom surface is surface-contacted with the upper surface of the underwater central passage 62 of the underwater mullion member 5 and is stepped.

As shown in FIG. 7, the water upper central passage 61 of the water upper mullion member 3 is composed of a space partitioned by an inner rising portion 8a, 8b and a bottom surface 8c connecting the two, and is composed of a water upper central passage 61. As shown in FIG. 4, through holes 8d penetrating the inner rising portions 8a and 8b are provided near the ends of the inner rising portions 8a and 8b (near the water upper side of the lower end portion 23 on the lower side of the water). Has been done.

On the other hand, as shown in FIG. 8, the underwater central passage 62 of the underwater mullion member 5 is composed of a space partitioned by the inner rising portions 16a and 16b and the bottom surface 16c connecting the two.

Then, when the dew condensation water in the water upper dew condensation receiving passage 9 flows down to the vicinity of the lower end portion 23 on the lower side of the water, it passes through the through holes 8d provided near the ends of the inner rising portions 8a and 8b, respectively, on the upper side of the water. It is configured to flow into the water upper central passage 61 of the mullion member 3 and flow into the water lower central passage 62 of the water side mullion member 5 via the dew condensation receiving drainage guide 60.

Due to the above structure, in the sealless joint structure 1 of the mullion member in the top light of this embodiment, it is not necessary to perform sealing even when the water upper mullion member and the water lower side mullion member have a passage for receiving dew condensation. A top light is configured in which the mullion members can be easily connected to each other and there is no risk of water leakage due to deterioration of the seal and water droplets falling into the room.

The drainage guide 6 having a concave vertical cross section and the drainage guide 60 for receiving dew condensation are both formed of a long molded material having the same cross section by resin molding.

Further, in the present application, the concept of the water upper mullion member and the water lower side mullion member is a relative concept, and for example, in FIG. 4, there is a further mullion member on the water upper side of the water upper mullion member 3. In this case, the water upper mullion member 3 becomes a mullion side mullion member with respect to the mullion member on the water upper side, and further mullion on the water side of the mullion member 5 on the water side in FIG. If a member is present, the underwater mullion member 5 is a water upper mullion member with respect to the underwater mullion member. That is, when the mullion members have the same form and three or more mullion members are continuously connected, the mullion member arranged on the water is in relation to the mullion member arranged under the water. , Becomes a water upper mullion member.

As shown in FIG. 4 or 5, the lower end portion 21 is the other end of the two screw fixing insertion portions 7d that penetrate the lower end portion 21 and are provided below the water upper drainage channel 2. The side is firmly fixed to the underwater end surface of the water upper mullion member 3 by the screw 75 that holds the side via the underwater upper sealer 25. On the other hand, as shown in FIG. 4 or 6, the water upper upper end portion 22 is formed by two screw fixing insertion portions 7d that penetrate the water upper upper end portion 22 and are provided below the water lower drainage channel 4. The screw 75 holding the end side is closely fixed to the water upper end surface of the water side mullion member 5 via the water upper upper sealer 26. As shown in FIG. 4, an upper space joint 70 is formed in the gap between the lower end portion 21 on the lower side of the water and the upper end portion 22 on the upper side of the water.

As shown in FIG. 4 or 7, the underwater side lower end portion 23 penetrates the underwater side lower end portion 23 and is provided below four fixings provided below the underwater side dew condensation receiving passage 17 or the underwater side central passage 61. The screw 75 whose other end is held by the insertion portion 7e is closely fixed to the underwater end surface of the water upper mullion member 3 via the underwater lower sealer 27. On the other hand, as shown in FIG. 4 or 8, the underwater side upper end portion 24 penetrates the underwater side upper end portion 24 and is provided below the underwater side dew condensation receiving passage 17 or the underwater side central passage 62. The other end side is held by the four fixing insertion portions 13e, and the screw 75 is closely fixed to the water upper end surface of the water side mullion member 5 via the water side upper sealer 28. As shown in FIG. 4, a lower empty joint 71 is formed in the gap between the lower end portion 23 on the underwater side and the upper end portion 24 on the underwater side.

The underwater side upper end portion 21, the underwater side upper end portion 22, the underwater side lower end portion 23, and the underwater side upper end portion 24 are formed of a molding material made of resin. The underwater upper sealer 25, the underwater upper sealer 26, the underwater lower sealer 27, and the underwater upper sealer 28 are made of EPDM foam material.

Further, in the joint structure of the mullion member in the conventional top light, as shown in FIG. 15 or 16, the lower surface cover 95 maintains the watertightness between the water upper side mullion member 80 and the water lower side mullion member 90. And, as secured by the factory seals 92 and 94, in the present invention, as shown in FIG. 7, the water upper dew condensation receiving passage 9 or the water upper central passage 61 and the screw fixing portion are clearly separated, and the lower surface cover. It is configured to eliminate the need for 95 and factory seals 92 and 94. On the other hand, as shown in FIG. 8, the underwater side dew condensation receiving passage 17 or the underwater side central passage 62 and the screw fixing portion are also clearly separated so that the lower surface cover 95 and the factory seals 92 and 94 are not required. It is configured.

Further, in the top light, as shown in FIG. 4, the lighting plate P is placed and fixed above the water upper side mullion member 3 and the water lower side mullion member 5. Specifically, a plate material receiving rubber (not shown) is attached to the upper part of the glass receiving rubber mounting portion 10 of the water upper mullion member 3 and the glass receiving rubber mounting portion 18 of the water lower side mullion member 5. A light collecting plate P is placed and fixed on the upper surface of the plate material receiving rubber.

The light collecting plate P is formed by using a transparent and strong meshed glass plate, a laminated glass plate, a multi-layer glass plate, a solar glass or a synthetic resin plate, a polycarbonate plate, or the like, and is usually one. Roofing is done using a sheet of light-collecting plate and a glass plate with mesh. Depending on the application, this daylighting plate can be used as a single layer or as a double layer of a glass plate and a hollow polycarbonate plate.

As described above, according to the sealless joint construction method and the sealless joint structure of the mullion member in the top light of the present invention, the mullion members can be easily connected to each other without the need for sealing, and the seal deteriorates. It is possible to configure a top light that does not cause water leakage and water droplets to fall into the room. Further, even when the water upper side mullion member and the water lower side mullion member have a passage for receiving dew condensation, the mullion members can be easily connected to each other without the need for sealing, and water leakage due to deterioration of the seal and indoors. It is possible to configure a top light that does not cause water droplets to fall on.

1 Sealless joint structure 2 Water upper drainage channel 3 Water upper side drainage channel 4 Water bottom side drainage channel 5 Water drainage guide 7a, 7b Outer rising part 7c Inner bottom surface 7d Screw fixing insertion part 8a, 8b Inner rising part 8c Bottom 8d Through hole 9 Water upper dew condensation receiving passage 10 Glass receiving rubber mounting part 11 Attaching material Frame fixing part 13a, 13b Outer rising part 13c Inner bottom surface 13e Screw fixing insertion part 16a, 16b Inner rising part 16c Bottom surface 17 Water receiving passage for dew condensation 18 Glass receiving rubber mounting part 19 Attaching material frame fixing part 21 Water lower upper end 22 Water upper upper end 23 Water lower lower end 24 Water upper lower end 25 Water lower upper sealer 26 Water upper upper sealer 27 Water lower lower sealer 28 Water upper lower sealer 60 Dew condensation receiving drainage guide 61 Water upper central passage 62 Water lower central passage 70 Upper air joint 71 Lower air joint P Light-collecting plate

Claims (4)

The water upper side member having the water side drainage channel extending along the longitudinal direction and the water side side member having the water side drainage channel extending along the longitudinal direction are the water upper side members. It communicates with the drainage channel and is connected via a drainage guide extending from the water upper side member, and is connected to the water side drainage channel of the water upper side member and the water side of the water side side member. Below the connection portion with the drainage channel, a central passage on the underwater side of the underwater side cubic member, which is wider than the drainage guide, extends along the longitudinal direction . Sealless joint construction method for cubic members in top lights. The water upper side member has a water upper dew condensation receiving passage, the water lower side member has a water dew receiving passage, and dew condensation water in the water upper dew receiving passage penetrates . A dew condensation receiving drainage guide arranged so as to flow into the water upper central passage of the water upper side member through a hole, extend from the water upper side member, and enter the water lower side side member. The sealless joint method for a cubic member in a top light according to claim 1 , wherein the submerged member is configured to flow into the submerged central passage through the water. It has a water-upper quadrature member having a water-upper drainage channel extending along the longitudinal direction and a water-side squarter member having a water-upper side drainage channel extending along the longitudinal direction. The water upper side member and the water side side member are connected to the water upper drainage channel via a drainage guide extending from the water upper side drainage channel, and the water upper side member is connected to the water upper side drainage channel. Below the connecting portion between the water-up drainage channel of the member and the water-side drainage channel of the water-side side cubic member, the water-side side of the water-side side cubic member having a width wider than the drainage guide. A sealless joint structure of a cubic member in a top light characterized by a central passage extending along the longitudinal direction . The water upper side member has a water upper dew condensation receiving passage, the water lower side member has a water dew receiving passage, and dew condensation water in the water upper dew receiving passage penetrates . A dew condensation receiving drainage guide arranged so as to flow into the water upper central passage of the water upper side member through a hole, extend from the water upper side member, and enter the water lower side side member. The sealless joint structure of the cubic member in the top light according to claim 3, which is configured to flow into the submerged side central passage of the submerged side cubic member through the water.

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