JP2003003622A - Eaves gutter connecting structure - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an eaves gutter connecting structure which is available for an eaves gutter shaped such that an upper half portion of an outer wall portion thereof is inclined in an inner upward direction, and functions to drain rainwater falling on an outer surface of the upper half portion of the outer wall portion to the interior of an eaves gutter joint. SOLUTION: The eaves gutter 1 is formed of a bottom portion 11, and an inner wall portion 12 and the outer wall portion 13 which extend upward from both edges of the bottom portion 11. The outer wall portion 13 has a bent portion 3 at a vertically central portion thereof, such that the bent portion 3 includes a recessed groove 2 therein and protrudes inside the eaves gutter 1. The recessed groove 2 opens outside the eaves gutter 1, and water flows through a bottom of the groove 2. Further, the outer wall portion 13 is formed such that the upper half portion 13a above the bent portion 3 is inclined inward at its upper portion. The eaves gutter joint 4 is formed of a bottom piece 41, and an inner wall piece 42 and an outer wall piece 43 which extend upward from both edges of the bottom piece 41. Then, an end 1a of the eaves gutter 1 is fitted and connected to an end of the eaves gutter joint 4, and the recessed groove 2 of the eaves gutter 1 is connected to the interior of the eaves gutter joint 4.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an eaves trough connection structure for connecting eaves troughs in a longitudinal direction with eaves trough joints.

[0002]

2. Description of the Related Art Conventionally, eaves gutters are provided at the eaves of a building, and eaves gutters are provided at the entrance and exit corners of a building or in a straight part in the longitudinal direction of adjacent eaves gutters with eaves gutter joints. The ends of are connected to each other.

The eaves gutter is widely used with a semi-arc shape or a substantially lateral U-shaped cross section that opens upward, but recently, considering the appearance, the outside of the eaves gutter (that is, opposite to the building). The one in which the extension portion is provided obliquely above the upper end portion of the side) (that is, on the building side) is used. This is because when a person standing diagonally below the eaves portion looks up at the eaves portion diagonally above the building side, the upper end of the outer wall of the eaves gutter is exposed and invisible.
The eaves gutter looks like a component that is integrally formed with the eaves tip, and the appearance is improved. The eaves trough joint is also formed in the same shape as the eaves trough, and the eaves trough is connected by inserting the longitudinal end portion of the eaves trough into the eaves trough joint.

However, in such an eaves trough and an eaves trough joint, an extension part which is an upper half of an outer wall part of the eaves trough and the eaves trough joint is extended obliquely inward and upward. The rainwater that fell on the outer surface of the extension part did not enter the inside of the eaves trough, but flowed down the outer side wall outside the eaves trough and the eaves trough joint and drip from the eaves trough.

[0005]

SUMMARY OF THE INVENTION The present invention has been made in view of the above points, and an object of the present invention is to provide an eaves trough in which the upper half of the outer wall portion is inclined obliquely upward to the inside. Rainwater that has dropped onto the outer surface of the upper half of the outer wall will not flow down the outer surface of the outer wall of the eaves and will not drip from the eaves, but will drain this rainwater into the eaves joint. It is an object of the present invention to provide a connection structure for eaves gutters that can be used.

[0006]

In order to solve the above-mentioned problems, a connection structure for eaves gutter according to the present invention is provided with an eaves gutter 1 connected to a bottom portion 11 and an inner wall which is provided above both ends of the bottom portion 11. The bent portion 3 which is composed of the portion 12 and the outer side wall portion 13 and has a grooved recess 2 which is open to the outside of the eaves gutter 1 and has a groove bottom 2 through which water flows at the center of the outer side wall portion 13 in the vertical direction. The eaves gutter 1 is formed so as to be convex inside, and the upper half portion 13a of the outer wall portion 13 above the bent portion 3 is formed so as to incline toward the inside of the eaves gutter 1 as it goes up. The bottom piece 41 and the bottom piece 41
Inner wall piece 42 which is continuously provided above both ends of the
And the outer wall piece portion 43, the end portion 1a of the eaves trough 1 is fitted and connected to the end portion of the eaves trough joint 4, and the groove recess 2 of the eaves trough 1 and the inside of the eaves trough joint 4 are communicated with each other. It is characterized by consisting of. With such a configuration, the outer wall portion 13
In the eaves gutter 1 in which the upper half portion 13a above the bent portion 3 is inclined obliquely inward and upward, the upper half portion 13a of the outer wall portion 13
This water is drained to the inside of the eaves trough joint 4 so that water such as rainwater that has fallen onto the outer surface of the eaves trough 1 does not flow down the outer surface of the outer wall part 13 of the eaves trough 1 and drip from the eaves trough 1. It becomes possible to do.

[0007] Further, a convex curved portion 5 which is fitted only to the opening edge so as not to close the groove recess 2 in a portion of the outer wall piece 43 of the eaves joint 4 corresponding to the groove recess 2 of the eaves trough 1. Is preferably formed. With such a configuration, the eaves gutter joint 4
When the eaves gutter 1 is inserted and connected to the eaves trough, the convex curved portion 5 and the groove recess 2 are fitted to each other to perform positioning and surely fix the same.

Further, a corner eaves gutter joint 4a having a substantially L shape in a plan view is formed, and is formed in a groove recess 2 of an end 1a of the eaves gutter 1 which is fitted and connected to the corner eaves gutter joint 4a. It is preferable to form a protrusion 6 at a corresponding position to prevent water flowing down the inner surface of the corner eaves joint 4a from flowing into the groove recess 2. With such a configuration, even when rainwater or the like falls on the corner eaves gutter joint 4a that opens upward and water adheres to the inner side surface of the outer wall piece portion 43, the outer wall piece portion 43 is prevented. It becomes possible to prevent the water flowing down from flowing into the groove recess 2 of the eaves trough 1 by the convex portion 6.

[0009]

BEST MODE FOR CARRYING OUT THE INVENTION The present invention will be described below based on the embodiments shown in the accompanying drawings.

The eaves gutter 1 includes a bottom portion 11 having a substantially flat plate shape, an inner side wall portion 12 having a substantially flat plate shape which is continuously provided above an inner end of the bottom portion 11 (that is, a building side), and a bottom portion of the bottom portion 11. The outer wall portion 13 is formed in a generally U-shape with an outer wall portion 13 continuously provided above the outer end portion (that is, the side opposite to the building). At the upper end portion of the inner wall portion 12, an ear portion 71 having a substantially square cross section is provided to project toward the inside of the eaves gutter 1, and
The upper end surface of the ear portion 71 has a locking portion 82 of the eaves trough joint 4 described later.
A locked portion 81 for locking is formed.

The outer side wall portion 13 is continuous from the outer end portion of the bottom portion 11 obliquely upward to the outside of the eaves gutter 1 and has a vertical length longer than that of the inner side wall portion 12 in a generally V-shaped cross section. It was done. The bent portion 3 having a groove recess 2 which opens to the outside of the eaves gutter 1 and allows water to flow through the groove bottom is formed in the bent portion of the outer wall portion 13 at a substantially central portion in the vertical direction. It is formed so as to be convex inside the gutter 1, and will be described below.

The bent portion 3 has a generally U-shape that opens obliquely upward on the outside of the eaves gutter 1, and the running water portion 3 on the lower side.
1 and an upper connecting portion 32. The running water part 31 is formed in a substantially V-shape that is downwardly convex and is continuously connected to the inner side of the eaves gutter 1 from the upper end of the lower half part 13b of the outer wall part 13. The continuous running part 32 is the running water part. 31 is a flat plate-like member which is continuously provided obliquely upward on the opposite end side from the inner end side of the eaves gutter 1. The bent portion 3 is formed from the flowing water portion 31 and the continuous portion 32, and the recess surrounded by the bent portion 3 and opening to the outside of the eaves gutter 1 is referred to as the groove recess 2. Is. The groove recess 2 is located at the bottom of the groove, that is, the upper surface of the running water portion 31, and the eaves gutter 1.
The water is made to flow in the longitudinal direction. From the upper end of the continuous portion 32 of the bent portion 3 as described above, the outer wall portion 1
The upper half part 13a of 3 is continuously provided.

The upper half portion 13a of the outer wall portion 13 has a bent portion 3a.
It is a substantially flat plate shape that is continuously provided diagonally upward on the inner side of the eaves gutter 1 from the upper end of the connecting portion 32, and the upper end is bent inward, and the bent portion has a cross section. A substantially square-shaped ear portion 72 is provided so as to protrude toward the inner side of the eaves gutter 1, and an upper end surface of the ear portion 72 is engaged with an engagement portion 82 of an eaves trough joint 4 described later. A locking portion 81 is formed.

Such eaves gutters 1 are arranged along the eaves girders, and the eaves gutters 1 are located at the entrances, exits, or straight portions of the building in the longitudinal ends of the adjacent eaves gutters 1. Part 1
The a is connected to each other by the eaves gutter joint 4. In the present embodiment, as the eaves trough joint 4, a corner eaves trough joint 4a for connecting the longitudinal end portions 1a of the eaves troughs 1 that are adjacent to each other in the entrance corner of the building will be described, but the invention is not particularly limited thereto. The eaves gutter joint in the straight portion or the eaves gutter joint in the projected corner may be used.

The corner eaves gutter joint 4a is formed so that the inner shape of the cross section is substantially the same as the outer shape of the eaves gutter 1 in cross section. The bottom piece 41 having a substantially flat plate shape and the bottom piece The inner plate piece 42 having a substantially flat plate shape continuously provided above the inner end of the portion 41 (that is, the building side) and the upper end portion of the outer (that is, the opposite side of the building) end of the bottom piece 41. Outer wall piece 43
It is a generally U-shaped one that is opened upward and consists of. The eaves gutter joint 4a for corners has a substantially L shape in a plan view, and the end portions 1a in the longitudinal direction of the eaves gutter 1 are fitted and connected to the respective tip ends of the L shape. is there.

At the upper ends of the inner wall piece 42 and the outer wall piece 43 of the corner eaves gutter joint 4a, the inner wall 12 and the outer wall 13 of the eaves gutter 1 described above are covered. Locking portions 82 that lock with the locking portions 81 are formed respectively.

In the outer wall piece 43 of the eaves trough joint 4a for corners, the groove recess 2 of the eaves trough 1 is not blocked at a portion corresponding to the groove recess 2 of the eaves trough 1 to be fitted and connected. A convex U-shaped convex portion 5 that is recessed on the outer surface side and convexly bent on the inner surface side is formed by being fitted into only the opening edge of the groove recess 2. By doing so, when the longitudinal end 1a of the eaves gutter 1 is fitted and connected to the corner eaves gutter joint 4a, positioning is performed by fitting the convex curved portion 5 and the groove recess 2 together. At the same time, it is securely fixed, and a pattern is formed on the outer surface of the outer wall piece 43 of the corner eaves joint 4a by bending and forming the generally U-shaped convex curved portion 5. Thus, the appearance is continuous with the groove recess 2 of the eaves gutter 1 and the appearance can be improved.

Also, the outer wall piece 4 of the corner eaves gutter joint 4a.
The inner side surface of the outer wall piece portion 43 of the corner eaves gutter joint 4a is located at a position corresponding to the groove recess 2 of the end portion 1a in the longitudinal direction of the eaves trough 1 to be fitted and connected. Water flowing down is eaves gutter 1
The convex portion 6 is formed to prevent the concave portion 2 from flowing into the concave portion 2.

This is in the longitudinal direction of the eaves gutter 1 in the vicinity of the position corresponding to the groove recess 2 of the end 1a of the eaves gutter 1 which is fitted and connected to each end of the corner eaves gutter joint 4a. Protruding projections in the directions orthogonal to each other are provided downward, and both projections are continuous to form a projection 6 having a substantially L-shape in plan view, or a corner of the projection 6 formed in the L-shape. Further, a new protruding piece is provided to form a substantially Y-shaped protruding portion 6.
In addition, in this embodiment, the convex portion 6 is formed in a substantially L shape or a substantially Y shape in a plan view, but the shape is not particularly limited to these shapes. By forming the convex portion 6 in this manner, as shown in FIG. 3, the rainwater flowing through the valley portion Z of the roof Y opens upward as shown by an arrow D, and the corner eaves gutter joint 4 is formed.
Even when water flows down to a and falls on the inner surface of the outer wall piece 43, the water flowing down the outer wall piece 43 is prevented from flowing into the groove recess 2 of the eaves gutter 1 by the convex portion 6. It is possible (see arrow C in the figure).

Such corner eaves gutter joints 4a are arranged at the corners of the building, and the ends 1a of the eaves gutter 1 are provided at both ends.
Is inserted and connected. At this time, if there is rainfall or the like, water flows down along the outer surface of the upper half portion 13a of the outer wall portion 13 of the eaves trough 1 which is inclined obliquely upward to the inner side of the eaves trough 1 (see the arrow in the figure). B)), since the bent portion 3 is provided in the outer side wall portion 13 to form the groove recessed portion 2, the water flowing down the upper half portion 13a of the outer side wall portion 13 enters the groove recessed portion 2 to form the groove bottom or bend. Flows over the running water portion 31 of the portion 3 toward the longitudinal end portion 1a (see arrow B in the figure), passes through the connection portion with the corner eaves gutter joint 4a, and forms a corner from the longitudinal end portion 1a of the groove recess 2. The eaves gutter joint 4a can be made to flow down, and the outer surface of the outer wall part 13 of the eaves gutter 1 can be made to flow down and drip from the eaves gutter 1 to fall on a person below the eaves end and be unsightly. It becomes possible to eliminate such a thing.

[0021]

As described above, in the invention according to the first aspect of the present invention, the eaves gutter is composed of the bottom part and the inner wall part and the outer wall part, which are continuously provided above both ends of the bottom part. The outer wall is formed in a substantially central portion in the vertical direction so that a bent portion having a groove recess inside which opens to the outside of the eaves gutter to allow water to flow through the groove bottom is formed to be convex inside the eaves gutter. The upper half of the outer wall above the bent portion is formed so as to incline toward the inside of the eaves gutter as it goes upward, and the eaves gutter joint is provided continuously above the bottom piece and both ends of the bottom piece. It consists of a wall piece and an outer wall piece,
Since the end of the eaves gutter was fitted and connected to the end of the eaves gutter joint, and the groove recess of the eaves gutter and the inside of the eaves gutter joint were connected, the water flowing down the outer wall entered the groove recess and the groove It will be able to flow through the bottom and flow down from the end of the groove recess into the eaves joint through the connection with the eaves joint, and then flow down the outer surface of the outer wall of the eaves from the eaves trough. It is possible to prevent dripping and falling on people under the eaves and unsightly appearance.

In addition to the effect of the invention according to claim 1, in the invention according to claim 2, in addition to the effect of the invention according to claim 1, the groove is formed in a portion of the outer wall piece of the eaves gutter joint corresponding to the groove recess of the eaves gutter. Since the convex curved part that is fitted only on the opening edge is formed so as not to block the recess, when the eaves gutter is fitted and connected to the eaves joint, positioning is performed by fitting the convex curved part and the groove recess Also, the convex curved portion can be bent to form a pattern on the outer surface of the outer wall piece of the corner eaves gutter joint, improving the appearance. It becomes possible.

According to the invention of claim 3, in addition to the effect of the invention of claim 1 or 2, a corner eaves gutter joint having a substantially L shape in plan view is formed, At the position corresponding to the groove recess at the end of the eaves gutter which is fitted and connected to the corner eaves gutter joint, water flowing down the inner surface of the corner eaves gutter joint is allowed to flow into the groove recess. Since the convex part to prevent is formed, even if rainwater falls on the corner eaves gutter joint that opens upward and water adheres to the inner surface of the outer wall piece, the water flowing down the outer wall piece It is possible to prevent the flow of water into the groove recess of the eaves trough by the convex portion.

[Brief description of drawings]

FIG. 1 is a perspective view showing an embodiment of the present invention.

FIG. 2 is a front view of the above.

FIG. 3 is a plan view of an eaves tip portion using the same connection structure for eaves gutters.

[Explanation of symbols]

1 house gutter 11 bottom 12 Inner wall 13 Outer wall 13a upper half 2 groove recess 3 bends 4 eaves joint 41 Bottom piece 42 Inner wall piece 43 Outer wall piece

Claims (3)

[Claims] 1. An eaves gutter is composed of a bottom part and an inner side wall part and an outer side wall part which are respectively provided continuously above both ends of the bottom part. A bent part that has an opening and a groove recess where water flows through the bottom of the groove is formed to be convex inside the eaves gutter, and the upper half of the upper part above the bent part of the outer wall is the eaves gutter. Formed to incline toward the inner side, the eaves gutter joint is composed of a bottom piece and an inner wall piece and an outer wall piece that are respectively provided continuously above both ends of the bottom piece,
An eaves trough connection structure characterized in that an end of the eaves trough is fitted and connected to an end of the eaves trough joint, and the groove recess of the eaves trough and the inside of the eaves trough joint are communicated with each other. 2. A convex curved portion which is fitted only on an opening edge so as not to close the groove recess in a portion of the outer wall piece portion of the eaves gutter joint corresponding to the groove recess of the eave trough. The eaves gutter connection structure according to claim 1. 3. A corner eaves gutter joint having a substantially L shape in a plan view is formed, and the corner eaves gutter joint is fitted and connected to the corner eaves gutter joint at a position corresponding to a groove recess at an end of the eaves gutter. The connection of the eaves gutter according to claim 1 or 2, wherein a projection is formed to prevent water flowing down the inner surface of the corner eaves gutter joint from flowing into the groove recess. Construction.