JP2002106122A - Eaves gutter double joint - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an eaves gutter double joint capable of facilitating the execution even if an opening section of an eaves gutter member is narrow for the eaves gutter double joint connecting between both eaves gutter members by holding it from the inside and outside by an outside joint and an inside joint. SOLUTION: For the eaves gutter double joint equipped with the outside joint 2 formed so as to be parallel to the circumferential surface of the eaves gutter member 1A (1B) and the inside joint formed so as to be parallel to the inside circumferential surface of the eaves gutter member 1A (1B), the inside joint is divided into both up and down inside joint members 3A and 3B in the front erected wall, and joint pieces 17 and 27 are provided along the divided edges of both up and down inside joint members 3A and 3B and, at the same time, an engaging structure (a projection 28 and a fitting hole 19) is provided in the joint pieces 17 and 27. The front elected wall of the inside joint is divided into up and downsides to make it possible to connect to each other, and the inside joint members 3A and 3B can be easily inserted in an eaves gutter to put on even if the opening section of the eaves gutter member 1A (1B) is narrow.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a joint for connecting eaves gutter members when constructing an eaves gutter at a house eaves, and more particularly, an outer joint and an inner joint sandwiching an eaves gutter member from inside and outside. The present invention relates to an eaves gutter double joint for connecting eaves gutter members.

[0002]

2. Description of the Related Art Conventional eaves gutter double joints of this type (for example, disclosed in Japanese Utility Model Publication No. 5-23695 and Japanese Patent Application Laid-Open No. 4-368555) are used in construction. In addition, it is difficult to visually check the connection portion from above, and it is not easy to locate by groping.

To solve such a problem, Japanese Patent Laid-Open No.
As shown in FIG. 8, the invention described in No. 140761 has an outer joint 51 formed along the outer peripheral surface of a substantially U-shaped eave gutter member A1 (A2) having an opening, and an eave gutter member A1 (A).
2) In the eaves gutter double joint in which the adjacent eaves gutter members A1 and A2 are sandwiched and connected to the inner joint 52 formed along the inner peripheral surface of 2), the outdoor-side standing wall 53 of the outer joint 51 is approximately in the width direction. A positioning projection 54 is formed inward at a central portion, and an inward locking piece 56 is protruded at a substantially central portion in the width direction of the house-side standing wall 55, while a width direction substantially of an outdoor-side standing wall 57 of the inner joint 52 is provided. A guide hole 58 for locking the positioning projection 54 of the outer joint 51 is formed in the center, and the upper end of the house-side standing wall 59 of the inner joint 52 is connected to the inward locking piece 56 of the outer joint 51 at the time of construction. The eaves gutter double joint 50 is proposed in which the positioning and engagement of the inner and outer joints 52 can be performed extremely easily by making the positioning projections 54 face the guide holes 56.

[0004] However, in the conventional eaves gutter double joint including the eaves gutter double joint 50, when the openings of the eaves gutter members A1 and A2 are narrow, the eaves gutter member A1 must be deformed significantly unless the inner joint 52 is greatly deformed. It was difficult to insert the inner joint 52 inside the gutter (A2), and the installation of the inner joint 52 sometimes became a burden on the construction.

In order to solve such a problem, the present invention is to provide an eaves gutter double joint in which the inner joint can be easily installed in the eaves gutter member even if the opening of the eaves gutter member is narrow. Is what you do.

[0006]

SUMMARY OF THE INVENTION In order to solve the above-mentioned problems, the present invention provides an outer joint formed so that an end of an adjacent eaves gutter extends along the outer peripheral surface of the eaves gutter, and an eaves gutter member. An eaves gutter double joint connected via an inner joint formed along the inner peripheral surface, wherein the inner joint is divided into upper and lower inner joint members on a front wall or a rear wall or both of them, and A joint piece is provided on the inner joint member along each divided edge to form a double eaves gutter joint. In addition, the said division | segmentation edge means the lower end edge part of the front wall of the upper inner joint member, and the upper end edge part of the front wall of a lower inner joint member, for example, when it divides up and down in a front wall. .

In the eaves gutter double joint having such a configuration, the inner joint, which was conventionally one member, is vertically divided at least on the front wall or the rear wall and can be joined to each other. Even if the opening is narrow, the inner joint member can be easily inserted into the eaves gutter member from the opening of the eaves gutter member and can be mounted, greatly improving the workability of new installation and repair of the eaves gutter. .

[0008] In the above structure, a locking structure that can be fitted up and down can be provided in the joining piece of the upper and lower inner joint members. With this configuration, the upper and lower inner joint members can be fixed to each other so as not to shift in the horizontal direction only by joining the joining pieces. Further, a knob may be provided on the front wall or the rear wall of the lower inner joint member. By dividing the upper inner joint member and the lower inner joint member on the front wall or the rear wall, it may be difficult to remove the lower inner joint member from the eaves gutter. By providing the lower inner joint member, the lower inner joint member can be easily taken out from the eaves gutter, and the workability particularly at the time of repair can be improved.

[0009]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, embodiments of the present invention will be described based on examples.

An eaves gutter double joint 1 as an example according to an embodiment of the present invention connects end portions of adjacent eave gutter members A1 and A2 via an outer joint and an inner joint. Here, an example of the eaves gutter members A1 and A2 will be described. Each of the eaves gutter members A and A2 has a substantially U-shaped cross section having an opening narrowed upward, and is outward (frontward) from the bottom end portion 101 and the front edge of the bottom end portion 101. And rises substantially vertically from the rear end edge of the bottom portion 101, with the front wall portion 102 having the upper end portion of the rising portion 102a as an apex 102b and the upper portion thereof being inclined inwardly (to the rear) of the gutter. A rear wall portion 103, an outer ear portion 104 formed along an upper edge of the front wall portion 102, and a house side ear portion 105 formed along an upper edge of the front wall portion 102.

The eaves gutter double joint 1 includes an outer joint 2 formed along substantially the entire outer peripheral surface of the eaves gutter members A1, A2, a bottom portion 101, a rear wall portion 103 of the eaves gutter members A1, A2, and A lower inner joint member 3A formed along the inner peripheral surface of the rising portion 102a of the front wall portion 102, and an inner peripheral surface of an upper portion (inwardly inclined portion of the gutter) of the front wall portion 103 of the eave gutter members A1 and A2. And the upper inner joint member 3B formed so as to conform to the above.

The outer joint 2 is a plastic molded body having an appropriate width (for example, 80 mm) and has a bottom surface large enough to cover the bottom portion 101 of the eaves gutter member as shown in FIGS. 4, a front wall 5 standing upright from the house exterior side (front) of the bottom surface 4, a rear standing wall 6 standing upright from the house side (rear) of the bottom surface 4, and an obliquely inward direction from the upper end of the front wall 5. A gutter-ear covering piece 7 protruding downward and a gutter-ear holding portion 8 having a U-shaped cross section formed to open inward at an upper end edge of the rear wall 6.

The front standing wall 5 is a front wall 102 of an eaves gutter member.
The inner peripheral surface is provided with a V-groove-shaped downward locking portion 11 on the lower surface at a position above the upper and lower middle portion in the widthwise central portion, and protrudes inward of the gutter. Locking projections 10 are provided.

The rear standing wall 6 is a front wall portion 103 of the eaves gutter member.
A protruding piece 12 provided with a fitting portion 12a for the inner pocket is provided near the upper end of the inner peripheral surface in the width direction central portion near the house side edge of the bottom surface 4 along the outer peripheral surface of the inner surface. It is protruding. The protruding piece 12 hangs downward at the tip of a horizontally protruding plate portion with roundness, and forms a ¬-shaped fitting portion 12a on the inner wall of the hanging portion, that is, on the house side.

FIG. 3A shows an inner peripheral surface of the outer joint 2.
As shown in the figure, the width direction extends from the vicinity of the upper end of the front wall 5 to the vicinity of the upper end of the rear wall 6 via the bottom surface 4, in other words, the range overlapping with the ends of the eaves gutter members A1 and A2. A band-shaped concave portion 13 having an appropriate width (for example, 22.5 mm) is provided in the center portion, and a convex rib 14 is provided in the center portion of the band-shaped concave portion 13 in the width direction. In addition, the above-mentioned locking projecting piece 10 and projecting piece 12 are formed on this convex rib 14.

Next, the lower inner joint member 3A is a plastic molded body having an appropriate width (for example, 80 mm).
(A) As shown in (B), a bottom surface 15 large enough to fit in the bottom surface portion 101 of the eaves gutter member, and a front wall portion 10 of the eaves gutter member.
2, a front wall 16 erected from the outer edge of the bottom surface 15 so as to warp outward (forward) from the outer edge of the bottom surface 15 so as to follow the inner peripheral surface of the rise 102 a, and bends horizontally from the upper edge of the front wall 16 to the inside of the gutter. And a rear standing wall 18 that stands substantially vertically from the house-side edge of the bottom surface 15 so as to follow the rear wall 103 of the eaves gutter member.

The connecting piece 17 is formed as a long rectangular horizontal surface along the upper edge of the front wall 16, and rectangular fitting holes 19, 19 are provided in the right and left two places in the connecting piece 17. Is provided.

The rear wall 18 is formed lower than the rear wall 6 of the outer joint 2, and its upper edge is gently upwardly inclined from both ends in the width direction toward the inside, and both shoulders 18a, 18a are formed.
And a substantially trapezoidal protruding portion 18b protruding upward at an appropriate width at the center of the shoulders 18a, 18a.
And a V-shaped notch 20 capable of engaging with the fitting portion 12a of the protruding piece 12 is provided at the center of the upper edge of the protruding portion 18b. On the upper part of the inner peripheral surface of the rear standing wall 18, there is provided a knob 21 which is elongated in the horizontal direction and whose tip is bent downward. A plate piece 22 stands upright on the bottom surface 15.

Also, on the outer peripheral surface of the lower inner joint member 3A,
An appropriate width (for example, 22.5 m) is provided at the center portion in the width direction of the front standing wall 16, the bottom surface 15, and the entire peripheral surface of the front standing wall 16, that is, over the range overlapping with the ends of the eaves gutter members A1, A2.
m), a band-shaped concave portion 23 is provided, and a convex rib 24 is provided on the inner peripheral surface of the lower inner joint member 3A at a central portion in the width direction. The triangular rib plate piece 22 is formed on the convex rib 24.

Next, the upper inner joint member 3B is a plastic molded body having an appropriate width (for example, 80 mm).
(A) As shown in FIG. (B), a front wall 25 inclined upward and inward of the gutter along the upper portion of the front wall portion 102 of the eave gutter member, and an upper end edge of the front wall 25 An inwardly bent piece 26 extending inward slightly obliquely downward, and a front wall 25
And a joining piece 27 that is bent horizontally from the lower edge of the gutter to the inside of the gutter.

The inner folded piece 26 is bent downward at the protruding tip portion, and has an upwardly-engaging stepped portion having an inverted V-shaped cross section which can be engaged with the downwardly locking portion 11 of the outer joint 2 on the upper surface. When the receiving portion 29 is formed, the upper inner joint member 3B is fitted into the gutter, and the inner folded piece 26 is applied to the lower surface of the locking projecting piece 10, the upper surface of the inner folded piece 26 becomes the lower surface of the locking projecting piece 10. Is elastically pushed up so that the downward locking portion 11 and the upward engagement receiving portion 29 are elastically engaged.

The joining piece 27 is formed as a rectangular horizontal surface that can overlap with the joining piece 17, and has projections 28, 28 that can fit into the fitting holes 19, 19 in the plane. .

Further, on the outer peripheral surface of the upper inner joint member 3B,
As shown in FIG. 5A, a range from the vicinity of the middle portion of the inner folded piece 26 to the lower end of the upright surface portion 25, that is, the eaves gutter member A
1, a band-shaped concave portion 30 having an appropriate width (for example, 22.5 mm) is provided in a central portion in the width direction over an area overlapping with the end portion of A2. A long hole 31 is formed as a guide hole from the base end portion to the middle portion of the inner folded piece 26 starting from the vicinity of the upper and lower middle portions.

Next, the eaves gutter member A using the eaves gutter double joint 1
A construction method for connecting the A1 and the A2 will be described.

After the adjacent eaves gutter members A1 and A2 are installed at the eaves with a butt gap d therebetween, the outer joint 2 having an inner peripheral surface coated with an adhesive as necessary is used as shown in FIG. 6 (A). ,
While expanding from below, the inner peripheral surface is overlapped with the outer peripheral surfaces of both eaves gutter members A1 and A2 so as to cover the butting gap d. At this time, the outer ears 104 of the eave gutter members A1 and A2
Is covered with the gutter ear covering piece 7, and the house side ear 105 is held inside the gutter ear holding part 8. Further, the locking projecting pieces 10 and the projecting pieces 12 are in a state of protruding into the eaves gutter from the butting gap d.

Next, as shown in FIG. 6B, the lower inner joint member 3A to which an adhesive is applied to the outer surface or a double-sided adhesive tape is attached, if necessary, is vertically set. Insert the erecting gutter with the front standing wall 16 side first,
The upper end of the front standing wall 16 is brought into contact with the inner surface of the apex 102b of the front wall 102, and then the rear standing wall 18 is pushed downward, and simultaneously, the rear standing wall 18 is pushed backward, so that the notch 20 and the projection 12 (fitting portion) are inserted. 12a) is engaged. As a result, the lower inner joint member 3A can be fitted into the eaves gutter, and the front erect wall 16, the bottom surface 15, and the rear erect wall 18 are respectively connected to the front wall 102, the bottom 101, and the rear of the eave gutter members A1 and A2. It can be in a polymerized state along the wall 103.

Next, as shown by a two-dot chain line in FIG. 6 (C), the upper inner joint member 3B to which an adhesive is applied to the outer surface or a double-sided adhesive tape is attached as required.
The joining piece 27 was first inserted into the eaves gutter, a position where the locking projecting piece 10 of the outer joint 2 fitted with the elongated hole 31 was searched, and the locking projecting piece 10 and the elongated hole 31 were fitted. The upper inner joint member 3B is moved downward along the front wall portion 102 so as to maintain the state, and the joining piece 27 is joined to the joining piece 1 of the lower inner joint member 3A.
7 on top. Then, the protrusions 28, 28 and the fitting holes 1
9 and 19 can be fitted. Subsequently, the upper inner joint member 3B is moved outward (front) while the inner folded piece 18 is pushed down.
That is, when the inner folded piece 18 is released from below by pushing the inner folded piece 18 from the front wall 102 side, the upward engagement receiving portion 29 and the downward locking portion 11 engage with the elastic reaction force of the inner folded piece 18. Then, the upper inner joint member 3B can be fixed in the eaves gutter, and at the same time, the construction of the eaves gutter double joint 1 can be completed.

In the construction of the eaves gutter double joint 1, the inner joint, which was conventionally one member, is divided into upper and lower inner joint members 3A, 3B at the front wall, so that both the upper and lower inner joint members 3A, 3B. It can be easily inserted into the eaves gutter. In addition, it can be easily fitted without forcibly deforming, in other words, it can be fixed in a predetermined position in a predetermined position in the eaves gutter member. Speaking of the lower inner joint member 3A, it is inserted in the eaves gutter and pushed downward, and is fitted in the correct position and in the correct posture only by fitting the notch portion 20 into engagement with the protruding piece 12 (fitting portion 12a). The upper inner joint member 3B can be moved along the engagement between the elongated hole 31 and the locking projecting piece 10 using the elongated hole 31 as a guide hole, Receiving part 29
Can be mounted in the correct position and in the correct posture only by fitting the outer joint 2 into the downward engagement portion 11 of the outer joint 2.

Further, by fitting the upper inner joint member 3B into the upper engagement receiving portion 29 and the lower engaging portion 11, the outer joint 2, the lower inner joint member 3A and the upper inner joint member 3B are engaged. The member 3B can be fixed both horizontally and vertically, and at the same time, the eaves gutter members A1 and A2 can be clamped. That is, in a state where the eaves gutter members A1 and A2 are connected by the eaves gutter double joint 1, as shown in FIGS. 2, 7 and 8, the protruding piece 12 (fitting portion 12a) of the outer joint 2 and the lower side. The outer joint 2 and the lower inner joint member 3A are fixed to each other not only in the vertical direction but also in the width direction by the engagement with the cutout portion 20 of the inner joint member 3A. The lower inner joint member 3A and the upper inner joint member 3B are fixed to each other at least in the width direction by fitting the protrusions 28, 28 of the upper and lower joint pieces 17, 27 and the fitting holes 19, 19, The upper inner joint member 3B and the outer joint 2 are fixed at least in the vertical direction by the engagement between the upward engagement receiving portion 29 and the downward locking portion 11, whereby the outer joint 2, the lower inner joint member 3A and the upper inner joint member 3B are fixed to each other both horizontally and vertically.

The eaves gutter double joint 1 is provided with a band-shaped recess 13 on the inner peripheral surface of the outer joint 2 and with band-shaped concave portions 23, 30 on the outer peripheral surfaces of the upper and lower inner joint members 3A, 3B. Since burrs generated at the ends of the members A1 and A2 can be stored in these band-shaped concave portions, the eaves gutter members A1 and A2 can be stored.
A burr does not enter between the outer joint surfaces of the eaves gutter members A1, A2 and the outer peripheral surfaces of the upper and lower inner joint members 3A, 3B. To prevent water leakage from the joint portion.

Furthermore, in the eaves gutter double joint 1,
Since the lower inner joint member 3A can be easily taken out from the eaves gutter by pinching the knob 21, it is particularly convenient at the time of repair or the like.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view showing an example of a double eaves gutter according to one embodiment of the present invention.

FIG. 2 is a longitudinal sectional view showing a mounted state of the double eaves gutter of FIG. 1;

3 shows an example of an outer joint constituting the double eaves gutter of FIG. 1, (A) is a perspective view thereof, and (B) is a side view thereof.

FIG. 4 shows an example of a lower inner joint member constituting the eaves gutter double joint of FIG. 1, (A) is a perspective view thereof,
(B) is a side view thereof.

5 shows an example of an upper inner joint member constituting the double eaves gutter of FIG. 1, (A) is a perspective view thereof,
(B) is a side view thereof.

FIG. 6 is an explanatory view sequentially showing an example of a construction process of connecting between eaves gutter members using the eaves gutter double joint of FIG. 1;

FIG. 7 is a perspective view of an essential part showing a front wall side of a joint part by the eaves gutter double joint of FIG. 1 as viewed from the inside of the gutter.

FIG. 8 is a perspective view of a main part showing a rear wall side of a joint part by the eaves gutter double joint of FIG. 1 as viewed from the inside of the gutter.

FIG. 9 is a view showing an example of a conventional eaves gutter double joint, (A) is a perspective view of an outer joint constituting the same, (B) is a perspective view of an inner joint constituting the same, (C) () Is a perspective view showing a disassembled state of a connection using these.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 eave gutter double joint 2 outer joint 3A lower inner joint member 3B upper inner joint member 4 bottom surface 5 front standing wall 6 rear standing wall 7 gutter ear covering piece 8 gutter ear holding part 10 locking projection piece 11 downward locking part 12a Fitting portion 12 Projection piece 13 Band-shaped recess 14 Convex rib 15 Bottom surface 16 Front standing wall 17 Joining piece 18 Rear standing wall 19 Fitting hole 20 Notch portion 21 Knob 22 Triangular rib plate piece 23 Band-shaped recess 24 Convex rib 25 Front standing wall 26 Inner folded piece 27 Joining piece 28 Projecting part 29 Upward engaging receiving part 30 Band-shaped concave part 31 Slot A1, A2 Eave gutter member 101 Bottom surface 102 Front wall part 103 Rear wall part 104 Outer ear part 105 House side ear part

 ──────────────────────────────────────────────────続 き Continuing on the front page (72) Kazuhide Okawa 2-45-5 Takaido East, Suginami-ku, Tokyo Inside Misawa Homes Co., Ltd. (72) Toshihiro Masuda 2-4.5 Takahigashi East, Suginami-ku, Tokyo Misawa Homes Co., Ltd.

Claims (3)

[Claims] An end of an adjacent eaves gutter member is connected via an outer joint formed along the outer peripheral surface of the eaves gutter member and an inner joint formed along the inner peripheral surface of the eaves gutter member. An eaves gutter double joint to be connected, wherein the inner joint is divided into upper and lower inner joint members on a front wall or a rear wall or both of them, and a joining piece is provided on each of the upper and lower inner joint members along each divided edge. An eaves gutter double joint with a configuration provided. 2. The eaves gutter double joint according to claim 1, wherein a locking structure capable of fitting up and down is provided in the joining piece of the upper and lower inner joint members. 3. The eaves gutter double joint according to claim 1, wherein a knob is provided on a front wall or a rear wall of the lower inner joint member.