JP2021001455A - Joint for eaves gutter and eaves gutter connection structure - Google Patents

Abstract

To provide a joint for an eaves gutter and an eaves gutter connection structure easy to mass-produce, easy to reduce a manufacturing cost, and high in versatility.SOLUTION: A joint 15 for an eaves gutter is provided with two first and second connection parts 20 extending in substantially orthogonal directions. The joint 15 for an eaves gutter is provided with an inner joint 30 defining a guide groove 15a for guiding rainwater, and an outer joint 40 covering an outer surface of the inner joint 30. The inner joint 30 has a pair of ear housing recessed parts 32 and 33 which are positioned at approximately the same height, face each other in the width direction, and open to the outside in the width direction and the outside in the extending direction in each connection part 20. The joint 15 for an eaves gutter has a gap for inserting the connection part of the eaves gutter between the outer joint 40 and the inner joint 30.SELECTED DRAWING: Figure 5

Description

The present disclosure relates to an eaves gutter joint and an eaves gutter connection structure including the same.

Conventionally, as an eaves gutter joint, there is one described in Patent Document 1. The eaves gutter joint comprises two connections extending in directions approximately orthogonal to each other. This eaves gutter joint connects eaves gutters where the height of the front wall is higher than the height of the rear wall. This eaves gutter joint connects two eaves gutters at the outside corner, and the extended length of the high front wall is longer than the extended length of the low rear wall. ing.

Jikkenhei 6-51342

When the eaves gutter joint is to be used in the inside corner, the rear wall is arranged on the front side and the front wall is arranged on the rear side. Therefore, the eaves gutter joint is arranged on the front side. The height of the wall will be lower than the height of the wall placed on the rear side. Therefore, it is not possible to connect eaves gutters whose front wall height is higher than the height of the rear wall, and an eaves gutter joint for inside corners, which has a completely different structure from the eaves gutter joint for outside corners, is required. .. Therefore, the above-mentioned eaves gutter joint is difficult to mass-produce, tends to be costly, and has low versatility.

Therefore, an object of the present disclosure is to provide an eaves gutter joint and an eaves gutter connection structure which are easy to mass-produce, easy to reduce the manufacturing cost, and have high versatility.

In order to solve the above problems, the eaves gutter joint according to the present disclosure is an eaves gutter joint having two connecting portions extending in different directions, and includes an inner joint that defines a guide groove for guiding rainwater. It is provided with an outer joint that is arranged outside the inner joint and covers the outer surface of the inner joint. The inner joint is located at substantially the same height and faces the width direction, and the outside in the width direction and the outside in the extension direction are located. Each connection has a pair of opening recesses for accommodating ears, and there is a gap between the outer joint and the inner joint to insert the connection of the eaves gutter, and the height of the front wall of the eaves gutter is at the upper end. One of the pair of ear accommodating recesses accommodates at least part of the back ear with the gutter connection inserted into the gap when it is higher than the height of the back wall with the back ear, and the inside and outside corners. It can be installed in both. The upper end portion is an end portion located on the upper side in the vertical direction when the eaves gutter joint is appropriately arranged at a predetermined location (arrangement location).

According to the eaves gutter joint according to the present disclosure, mass production is easy, manufacturing cost is easy to reduce, and versatility is high.

It is a schematic plan view when the building which installed the eaves gutter connection structure which concerns on one Embodiment of this disclosure is seen from the upper side. It is a perspective view when the eaves gutter connection structure is seen from the diagonally upper side. It is a perspective view when the eaves gutter connection structure is seen from the diagonally lower side. It is a top view of the first eaves gutter joint of the eaves gutter connection structure when viewed from above. FIG. 4 is a cross-sectional view taken along the line AA of FIG. It is sectional drawing which includes the height direction and the width direction in the connection part of the 1st eaves gutter of the eaves gutter connection structure. It is sectional drawing corresponding to FIG. 5 in the joint for the 1st gutter in the state which the 1st gutter is connected. (A) is an exploded perspective view of an eaves gutter connection structure of a modified example, and (b) is a perspective view showing an expansion joint in which an eaves gutter connection structure can be adopted. Further, (c) and (d) are perspective views showing a hanging tool that can be used for hanging an eaves gutter connecting structure.

Hereinafter, embodiments according to the present disclosure will be described in detail with reference to the accompanying drawings. In addition, when a plurality of embodiments and modifications are included in the following, it is assumed from the beginning that a new embodiment is constructed by appropriately combining the characteristic portions thereof. Further, in the following examples, the same components are designated by the same reference numerals in the drawings, and duplicate description will be omitted. Further, the plurality of drawings include schematic views, and the dimensional ratios such as length, width, and height of each member do not always match between different drawings. In addition, when the word "abbreviation" is used in this specification, it is used in the same meaning as the word "roughly speaking", and the requirement of "abbreviation" is satisfied if a person looks like that. .. Further, in the following explanation, when words related to the vertical direction, for example, the vertical direction, the horizontal direction, the upper side, the lower side, etc. are used, it means that the eaves gutter joint or the eaves gutter connection structure is a predetermined place (placement place). ) Shall be represented in a properly arranged state. Further, among the components described below, the components not described in the independent claims indicating the highest level concept are arbitrary components and are not essential components.

FIG. 1 is a schematic plan view of a building 1 such as a house in which the eaves gutter connection structure 10 according to the embodiment of the present disclosure is installed, as viewed from above. Further, FIG. 2 is a perspective view of the eaves gutter connecting structure 10 when viewed from an obliquely upper side, and FIG. 3 is a perspective view of the eaves gutter connecting structure 10 when viewed from an obliquely lower side.

As shown in FIGS. 1 and 3, the side wall 2 on the eaves side of the building 1 has an inside corner 3 and an outside corner 4. Further, the eaves gutter connection structure 10 includes three first to third eaves gutters 11, 12, 13 and two first and second eaves gutter joints 15, 16. The first gutter joint 15 connects the first gutter 11 and the second gutter 12 around the entrance corner 3, and the second gutter joint 16 connects the second gutter 12 and the third gutter 13. Is connected around the outside corner 4. The method of connecting the eaves gutter joints 15, 16 and the eaves gutters 11, 12, 13 will be described in detail later.

As shown in FIG. 2, each eaves gutter 11, 12, 13 has guide grooves 11a, 12a, 13a that are opened on the upper side to guide rainwater, and the eaves gutter joints 15, 16 are also opened on the upper side. It has guide grooves 15a and 16a for guiding rainwater. With the eaves gutter connection structure 10 properly connected, the guide grooves 11a, 12a, 13a of the first to third eaves gutters 11, 12, 13 and the first and second eaves gutter joints 15, 16 respectively. The 15a and 16a together define one integrated guide groove 17.

As shown in FIG. 2, the eaves gutter connection structure 10 extends along the eaves 6 of the roof 5. The eaves gutter connection structure 10 is fixed to the wall portion of the building by using a known hanging tool (not shown) at a plurality of places spaced in the extending direction. The integrated guide groove 17 of the eaves gutter connection structure 10 receives rainwater flowing down along the roof 5 and flows it into a catchment basin (not shown). Rainwater that has flowed into the catchment basin flows to the ground or sewage after passing through a gutter (not shown).

In the eaves gutter connection structure 10, the first eaves gutter joint 15 arranged in the inside corner 3 and the second eaves gutter joint 16 arranged in the outside corner 4 are the same. That is, the eaves gutter joints 15 and 16 of the present disclosure have high versatility that they can be arranged in both the inside corner 3 and the outside corner 4, unlike the conventional eaves gutter joints. Next, the structures of the eaves gutter joints 15 and 16 having such high versatility will be described in detail. Since the second gutter joint 16 is the same as the first gutter joint 15, only the structure of the first gutter joint 15 will be described below.

FIG. 4 is a plan view of the first gutter joint 15 when viewed from above. As shown in FIG. 4, the guide groove 15a of the first gutter joint (hereinafter, the first is omitted unless necessary) 15 is a substantially L-shaped opening in a plan view when viewed from above. Has 19. The eaves gutter joint 15 includes a first connecting portion 20 and a second connecting portion 21 extending in a direction substantially orthogonal to each other.

FIG. 5 is a cross-sectional view taken along the line AA of FIG. 4, which is a cross-sectional view of the first connecting portion 20 including the width direction and the height direction. Since the second connection portion 21 has the same structure as that of the first connection portion 20, only the structure of the first connection portion 20 will be described, and the description of the structure of the second connection portion 21 will be omitted. .. As shown in FIG. 5, the eaves gutter joint 15 has a double joint structure, and includes an inner joint 30 and an outer joint 40.

The inner joint 30 has an inner bottom wall 34 and a pair of inner side walls 35, 36 extending upward from both ends in the width direction of the inner bottom wall 34 and having substantially the same height. The inner bottom wall 34 and the pair of inner side walls 35, 36 are integrally formed to define a guide groove 15a for guiding rainwater. As is clear from the plan view shown in FIG. 4, the pair of inner side walls 35 and 36 have an inner long side wall 35 having a long extending direction and an inner side having a shorter extending direction than the inner long side wall 35. It is composed of a short side wall 36.

Again, with reference to FIG. 5, the inner joint 30 has a pair of ear accommodating recesses 32, 33 that are located at substantially the same height and face each other in the width direction and open outside in the width direction and outside in the extending direction. It is provided in the connection portion 20. Each ear accommodating recess 32, 33 is formed in a groove shape so as to be recessed inward in the width direction in a portion above the center in the height direction of each inner side wall 35, 36 of the inner joint 30, and the extending direction of the connecting portion 20. Extends to. Each of the inner side walls 35, 36 has protrusions 37, 38 protruding upward from the upper ends of the ear accommodating recesses 32, 33.

On the other hand, the outer joint 40 is arranged outside the inner joint 30 and covers the outer surface of the inner joint 30. Specifically, the outer joint 40 has an outer bottom wall 44 and a pair of outer walls 45, 46 extending upward from both ends in the width direction of the outer bottom wall 44 and having substantially the same height. The outer bottom wall 44 and the pair of outer walls 45, 46 are integrally formed to accommodate all of the inner joints 30 and define a groove-shaped inner joint accommodating recess 41 having an opening on the upper side.

As is clear from the plan view shown in FIG. 4, the pair of outer wall walls 45, 46 of the outer joint 40 also have an outer long side wall 45 having a long extension direction and an outer long side wall 45 having a length in the extension direction. It is composed of a shorter outer side wall 46. As shown in FIG. 5, each outer wall 45,46 of the outer joint 40 has a pair of caps 47, 48 covering the upper ends of the pair of inner side walls 35, 36 of the inner joint 30 when viewed from above. Have in the part.

There is a gap between the outer joint 40 and the inner joint 30. The connecting portion of the first eaves gutter 11 is inserted into this gap from the outside in the extending direction of the first connecting portion 20 of the eaves gutter joint 15. With reference to FIG. 4, when the connecting portion of the first gutter 11 is connected to the first connecting portion 20, the inner joint 30 overlaps the connecting portion of the first gutter 11 when viewed from above. Has 28.

FIG. 6 is a cross-sectional view of the connecting portion 25 of the first eaves gutter 11 including the height direction and the width direction. Since the connecting portions to the eaves gutter joints 15 and 16 in the second and third eaves gutters 12 and 13 have the same structure as the connecting portion 25 of the first eaves gutter 11, the description thereof will be omitted. Further, in the following, the first eaves gutter 11 is simply referred to as an eaves gutter 11 unless the first is required.

As shown in FIG. 6, the eaves gutter 11 includes a front wall 51, a rear wall 52, and a bottom wall 53. One end of the bottom wall 53 in the width direction is connected to the lower end of the front wall 51, and the other end of the bottom wall 53 in the width direction is connected to the lower end of the rear wall 52. The front wall 51, the rear wall 52, and the bottom wall 53 are integrally formed and open upward to define a guide groove 11a for guiding rainwater. As shown in FIG. 2, with the eaves gutter 11 properly installed in the building 1, the front wall 51 is arranged on the front side (outside) opposite to the building 1 side, and the rear wall 52 is on the building 1 side. It is placed on a certain rear side (inside).

As shown in FIG. 6, the front wall 51 is higher than the rear wall 52. By making the front wall 51 higher than the rear wall 52, rainwater that flows down the upper surface of the roof 5 and scatters outward from the eaves 6 (see FIG. 2) can be efficiently accommodated in the guide groove 11a. Further, the front wall 51 has an anterior ear 57 that bends backward and downward in the width direction at the upper end portion, and the rear wall 52 has a rear ear 58 that bends forward and downward in the width direction at the upper end portion. Have. The front ear 57 and the rear ear 58 are used when the eaves gutter 11 is locked to a hanging tool (not shown).

In the above configuration, when the eaves gutter joint 15 connects the eaves gutter 11 around the inside corner 3 as in the first eaves gutter joint 15, the inner and outer long side walls 35 and 45 are the inner and outer short side walls 36. The eaves gutter joint 15 is arranged in the entrance corner 3 so as to be located on the rear side (building 1 side) of the building 1 and along the eaves 6 of the building 1. Then, as shown in FIG. 7, that is, the cross-sectional view corresponding to FIG. 5 in which the connecting portion 25 is connected, the front ear 57 of the front wall 51 of the eaves gutter 11 is the cap portion 48 of the outer short side wall 46. At least a part of the rear ear 58 of the rear wall 52 of the eaves gutter 11 passes through the height gap formed between the lower end of the inner short side wall 36 and the upper end 62 of the inner long side wall 36, and the ear accommodating recess 32 of the inner long side wall 35. The connecting portion 25 of the eaves gutter 11 is inserted between the outer joint 40 and the inner joint 30 of the first connecting portion 20 of the eaves gutter joint 15 so as to enter. By this insertion, the connecting portion 25 of the eaves gutter 11 can be connected to the first connecting portion 20 of the eaves gutter joint 15.

On the other hand, when the eaves gutter joint 16 connects the eaves gutter 12 around the protruding corner 4 as in the second eaves gutter joint 16, the inner and outer short side walls 36 and 46 of the eaves gutter joint 16 are inside and outside. The eaves gutter joint 16 is arranged at the outside corner 4 so as to be located on the rear side (building 1 side) of the outer long side walls 35 and 45 and along the eaves 6 of the building 1. Then, the front ear 57 of the front wall 51 of the eaves gutter 12 passes through the height gap generated between the lower end of the cap portion 47 of the outer long side wall 45 and the upper end 61 (see FIG. 5) of the inner long side wall 35. At the same time, the connection portion of the eaves gutter 12 is connected to one side of the eaves gutter joint 16 so that at least a part of the rear ear 58 of the rear wall 52 of the eaves gutter 12 enters the ear accommodating recess 33 of the inner short side wall 36. It is inserted between the outer joint 40 and the inner joint 30 in the portion. By this insertion, the connecting portion of the eaves gutter 12 can be connected to the connecting portion on one side of the eaves gutter joint 16. Therefore, since the first eaves gutter joint 15 and the second eaves gutter joint 16 are the same, the eaves gutter joints 15 and 16 of the present disclosure are installed in both the inside corner 3 and the outside corner 4 of the building 1. it can.

Although it is not an essential requirement, the connecting portion 25 of the eaves gutters 11 to 13 is inserted between the outer joint 40 and the inner joint 30, and a part or all of the outer surface of the connecting portion 25 of the eaves gutters 11 to 13 is inserted. May be fixed to the inner surface of the outer joint 40 with an adhesive or the like. In this case, the eaves gutters 11 to 13 can be securely fixed to the eaves gutter joints 15 and 16. Further, when the connecting portions 25 of the eaves gutters 11 to 13 are connected to the eaves gutter joints 15 and 16, the front ears 57 of the eaves gutters 11 to 13 may come into contact with the upper part of the inner joint 30. It may be non-contact. Further, when the connecting portions 25 of the eaves gutters 11 to 13 are connected to the eaves gutter joints 15, 16, the rear ears 58 of the eaves gutters 11 to 13 are the pair of ear accommodating recesses 32, 33 of the inner joint 30. It may be in contact with one or not in both. Further, as in the present embodiment, in the cross-sectional view shown in FIG. 5, there may be a line P in which the connecting portion 20 of the eaves gutter joint 15 is substantially line-symmetrical, and such a line P does not exist. You may.

As described above, the eaves gutter joints 15 and 16 include two connecting portions 20 and 21 extending in substantially orthogonal directions. Further, the eaves gutter joints 15 and 16 include an inner joint 30 that defines guide grooves 15a and 16a for guiding rainwater, and an outer joint 40 that is arranged outside the inner joint 30 and covers the outer surface of the inner joint 30. .. Further, the inner joint 30 has a pair of ear accommodating recesses 32, 33 which are located at substantially the same height and face each other in the width direction and which open the outside in the width direction and the outside in the extending direction in the connecting portions 20, 21. Have. Further, the eaves gutter joints 15 and 16 have a gap between the outer joint 40 and the inner joint 30 for inserting the connecting portions 25 of the eaves gutters 11 to 13.

Therefore, as described above, even when the height of the front wall 51 of the eaves gutters 11 to 13 is higher than the height of the rear wall 52 having the rear ear 58 at the upper end, the eaves gutter joints 15 and 16 When arranged in the inner corner 3, the connecting portion 25 of the eaves gutters 11 to 13 is accommodated in the ear accommodating recess 32 of the inner long side wall 35 as one ear accommodating recess so that at least a part of the rear ear 58 is accommodated. Can be inserted between the outer joint 40 and the inner joint 30. On the other hand, when the eaves gutter joints 15 and 16 are arranged in the protruding corner 4, at least a part of the rear ear 58 is accommodated in the ear accommodating recess 33 of the inner short side wall 36 as one ear accommodating recess. , The connecting portion 25 of the eaves gutters 11 to 13 can be inserted between the outer joint 40 and the inner joint 30. Therefore, the eaves gutter joints 15 and 16 can be installed in both the inside corner 3 and the outside corner 4 of the building 1. Therefore, the eaves gutter joints 15 and 16 are easy to mass-produce, easy to reduce the manufacturing cost, and have high versatility.

Further, the pair of outer walls 45, 46 of the outer joint 40 may have a pair of cap portions 47, 48 covering the upper ends of the pair of inner side walls 35, 36 of the inner joint 30 when viewed from above. ..

According to this configuration, it is possible to suppress or prevent rainwater from entering between the outer joint 40 and the inner joint 30 from above. Therefore, it is possible to prevent the outer joint 40, the inner joint 30, and the connecting portion 25 of the eaves gutters 11 to 13 from being deteriorated by rainwater that has entered between the outer joint 40 and the inner joint 30.

Further, the eaves gutter connection structure 10 is a joint for eaves gutters that connects the first eaves gutter 11 and the second eaves gutter 12, one side connection portion of the first eaves gutter 11, and one side connection portion of the second eaves gutter 12. 15 and.

Therefore, since the eaves gutter connection structure 10 has the eaves gutter joint 15 which is easy to mass-produce and has a low manufacturing cost, it is easy to reduce the manufacturing cost of the eaves gutter connecting structure 10.

The present disclosure is not limited to the above-described embodiment and its modifications, and various improvements and changes can be made within the scope of the claims of the present application and the equivalent scope thereof.

For example, in the above embodiment, the outer joint 40 has a pair of cap portions 47, 48 that cover the upper ends of the pair of inner side walls 35, 36 of the inner joint 30 when viewed from above. However, the outer joint may have a cap that covers only the upper end of one of the pair of inner walls of the inner joint when viewed from above, or the outer joint may have one upper end of the pair of inner walls. It is not necessary to have both a cap portion that covers the cap portion and a cap portion that covers the other upper end portion.

Further, a case where the eaves gutter joints 15 and 16 include first and second connecting portions 20 and 21 extending in substantially orthogonal directions has been described. However, the extending direction of one of the two connecting portions of the eaves gutter joint may intersect the extending direction of the other connecting portion at an angle other than 90 °. In short, the eaves gutter joint may have two connections extending in different directions.

Further, a case where the eaves gutter connection structure 10 includes three first to third eaves gutters 11, 12, 13 and two first and second eaves gutter joints 15, 16 has been described. However, the eaves gutter connection structure need only include at least two eaves gutters and one eaves gutter joint.

Further, the eaves gutter connection structure may be provided with a stop or a water collector. Specifically, as shown in FIG. 8A, that is, an exploded perspective view of the eaves gutter connecting structure 110 of the modified example, the eaves gutter connecting structure 110 drops two linear eaves gutters 111 and 112. It may be connected by a water collector 150 having a port 150a, or rainwater may flow from the water collector 150 to the ground side via a gutter or the like. Further, the eaves gutter connection structure 110 may have a stop 165 that closes the end of the integrated guide groove 117 that guides rainwater.

Further, the eaves gutter connection structure may have an expansion joint 160 whose perspective view is shown in FIG. 8B so that the extending length of the linear portion can be adjusted. Further, the eaves gutter connection structure may be suspended from the building by a non-sliding hanging tool 170 whose perspective view is shown in FIG. 8 (c), and a sliding hanging tool whose perspective view is shown in FIG. 8 (d). By hanging from the building at 180, the distance from the wall surface of the building to the installation location may be adjustable.

Further, in the eaves gutter connection structure and the eaves gutter joint, the outer surface portion that may be visually recognized may be embossed. For example, all or a part of the outer surface of the outer joint of the eaves gutter joint is embossed. It may be processed. Then, the glare may be reduced by embossing so that light is not reflected in the same direction on the outer surface portion or the outer surface of the eaves gutter connection structure and the eaves gutter joint.

1 building, 3 inside corner, 4 outside corner, 5 roof, 6 eaves, 10,110 gutter connection structure, 11 1st gutter, 12 2nd gutter, 13 3rd gutter, 15 1st gutter joint , 16 2nd gutter joint, 20 1st gutter joint 1st connection, 21 1st gutter joint 2nd connection, 25 1st gutter connection, 30 inner gutter, 32 inside Long side wall ear accommodating recess, 33 Inner short side wall ear accommodating recess, 35,36 inner side wall, 40 outer joint, 45,46 outer side wall, 47,48 cap, 51 front wall of first gutter, 52 first Rear wall of eaves gutter, 58 rear ears, 111,112 eaves gutter.

Claims (3)

An eaves gutter joint with two connections extending in different directions.
An inner joint that defines a guide groove that guides rainwater,
An outer joint that is arranged outside the inner joint and covers the outer surface of the inner joint,
With
The inner joint has a pair of ear accommodating recesses in each of the connecting portions, which are located at substantially the same height and face each other in the width direction and open to the outside in the width direction and the outside in the extending direction.
When there is a gap between the outer joint and the inner joint to insert the connection portion of the eaves gutter, and the height of the front wall of the eaves gutter is higher than the height of the rear wall having the rear ear at the upper end. In a state where the connection portion of the eaves gutter is inserted into the gap, one of the pair of ear accommodating recesses accommodates at least a part of the rear ear and can be installed in both the inside corner and the outside corner. , Eaves gutter fittings. The eaves gutter joint according to claim 1, wherein the pair of outer walls of the outer joint has a pair of caps covering the upper ends of the pair of inner side walls of the inner joint when viewed from above. 1st and 2nd gutters,
The eaves gutter joint according to claim 1 or 2, which connects the one-sided connection portion of the first eaves gutter and the one-sided connection portion of the second eaves gutter.
Eaves gutter connection structure with.

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