JPH0893156A - Roof gutter joint - Google Patents

Abstract

PURPOSE: To make sure of adhesion between an eaves gutter and a holding member, to promote corrosion resistance and cut-off efficiency and to make it possible to easily fit lugs of the eaves gutter and the holding member to lug holding sections. CONSTITUTION: A joint main body 2 fitting to the outside of an eaves gutter 4 and a holding member 3 fitting to the inside of the eaves gutter 4 are provided, and lug holding section 34 and 35 on the upper end of the holding member 3 are bent to the inside of the holding member 3 to form an eaves gutter joint. In addition, first projections 241 and 251 and second projections 242 and 252 are formed on the upper end of the joint main body 2, and the second projections 242 and 252 are lowered than the first projections 241 and 251.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a gutter joint used for connecting eaves gutters, and particularly to a gutter joint suitable for connecting eaves troughs made of vinyl chloride steel plate, the surface of which is covered with vinyl chloride resin. .

[0002]

2. Description of the Related Art Eaves gutters made of PVC steel sheet are easily rusted at the ends. Therefore, there is a high need for rust prevention, especially in the connection portion where the ends are butted against each other. Therefore, when connecting eaves gutters made of PVC steel plates to each other, for example, Japanese Utility Model Publication No. 62-103923, Japanese Utility Model Publication No. 62-103924, and Japanese Utility Model Publication No. 4-11.
A gutter joint as described in 9035 is used.

Japanese Utility Model Publication No. 62-103923, Japanese Utility Model Publication No. 62-103924 and Japanese Utility Model Publication No. 4-11.
The gutter joint described in Japanese Patent No. 9035 discloses a joint main body formed by arranging side walls on both side edges of a bottom wall, and ear receiving portions provided on upper ends of the side walls, and side wall erections on both side edges of the bottom wall. And a pressing member formed by providing an ear pressing portion that can be engaged with the ear receiving portion of the joint main body at the upper ends of both side walls, and the joint main body is fitted to the outside of the eaves gutter. At the same time, the pressing member is fitted inside the eaves trough, and the joint body and the pressing member hold the connection part of the eaves gutter.

[0004]

However, Japanese Utility Model Publication No. 62-103923 and Japanese Utility Model Publication No. 62-103924.
In the gutter joint described in the publication, the ear pressing portion of the pressing member is formed on the extension of the side wall. Therefore, when the ears of the eaves gutter hit the ear pressing part due to dimensional error or deformation and the ear pressing part is pushed inward, or when the engagement between the ear receiving part and the ear pressing part is tight, the side wall of the pressing member Deforms so that it bends inward with the bend between the bottom wall and the bottom wall as a fulcrum. There was a problem that the part rusted and water leaked.

In the gutter joint disclosed in Japanese Utility Model Laid-Open No. 4-119035, the above problem can be solved to some extent.
When the ear of the eaves gutter is fitted into the ear receiving portion of the joint body, and then the ear pressing portion at the upper end of the pressing member is engaged with the ear receiving portion of the joint body, the second The height of the protrusion is first
Since it is almost the same as the protrusion or is higher than the first protrusion, a strong force is required for fitting, and conversely, there is a problem that workability deteriorates.

The gutter joint of the present invention has been made by paying attention to the above-mentioned problems. It secures the close contact between the eaves gutter and the pressing member to improve the rustproof property and the waterproof property, and the An object of the present invention is to provide that the ears of the eaves gutter and the upper end of the pressing member can be easily fitted.

[0007]

SUMMARY OF THE INVENTION The present invention has been made to achieve the above object, and is formed by vertically arranging side walls on both side edges of a bottom wall and providing ear receiving portions on the upper ends of the both side walls. And a holding member formed by arranging side walls on both side edges of the bottom wall and providing ear holding portions engageable with the ear receiving portions on the upper ends of the both side walls. In a gutter joint in which the joint body is fitted to the outside of the eaves gutter, while the pressing member is fitted to the inside of the eaves gutter,
The ear receiving portion includes a front ear receiving portion and a rear ear receiving portion, and at least one of the front ear receiving portion and the rear ear receiving portion is formed in a groove shape opening to the inside of the joint body. , The lower surface of the upper edge of this groove shape to engage with the ear of the eaves gutter
A protrusion and a second protrusion that engages with the upper end of the pressing member are formed at the tip of the first protrusion, and the height of the second protrusion is lower than that of the first protrusion. .

[0008]

In the present invention, the ear receiving portion of the joint body is formed in the shape of a groove that opens inward, and the lower surface of the upper edge of the groove is provided with the first protrusion that engages with the eaves gutter. Since the ear provided on the upper end of the side wall of the eaves trough is set in the ear receiving portion inside the first protrusion, the ear provided on the upper end of the side wall of the eaves trough engages with the first protrusion of the joint body. And the eaves gutter can be firmly fixed.

Further, the second protrusion is provided at the tip of the first protrusion provided on the lower surface of the upper edge of the groove-shaped ear receiving portion of the joint body,
Since the height of the second projecting portion is lower than that of the first projecting portion, the ear pressing portion at the upper end of the pressing member engages with the second projecting portion of the joint body, and the pressing member can be firmly fixed. The ears of the eaves gutter can be easily fitted into the groove-shaped ear receiving portions of the joint body without the second protrusions being caught. Further, the ear pressing portion of the pressing member easily crosses the second protruding portion, stops before the first protruding portion which is higher than the second protruding portion, and can be easily attached, so that workability is greatly improved.

[0010]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS First, the construction of a gutter joint according to a first embodiment of the present invention will be described with reference to FIGS. The gutter joint 1 of the present embodiment is
It is composed of a joint body 2 that fits on the outside of the eaves gutter and a holding member 3 that fits on the inside of the eaves gutter.

As shown in FIG. 1A, the joint body 2 includes a flat bottom wall 21, front and rear side walls 22 and 23 standing on both side edges of the bottom wall 21, and a front side wall 22. Front ear receiving portion 24 provided at the upper end of the rear side wall 23, rear ear receiving portion 25 provided at the upper end of the rear side wall 23, and guide pieces 26, 27 provided at the upper ends of the front ear receiving portion 24 and the rear ear receiving portion 25. It consists of and. The front ear receiving portion 24 and the rear ear receiving portion 25 are formed in the shape of a groove that opens inside the joint body 2, and the first protrusions 241, 25 that engage with the eaves gutter are formed on the lower surface of the upper edge thereof.
1 is formed, the second protrusions 242 and 252 engaging with the pressing member 3 shown in FIG.
The guide pieces 26, 27 are formed in the frontward direction of the guide pieces 26, 27.

In the present invention, (b) in FIG.
As shown in, the height of the second protrusions 242, 252 is lower than that of the first protrusions 241, 251. The front side wall 22 and the rear side wall 23 are formed so as to be inclined slightly outward, and the guide pieces 26 and 27 are formed so as to be curved upward.

As shown in FIG. 2, the pressing member 3 includes a flat bottom wall 31 and a front side wall 3 standing on both side edges of the bottom wall 21.
2 and the rear side wall 33, the front ear pressing portion 34 provided at the upper end of the front side wall 32, and the rear ear pressing portion 35 provided at the upper end of the rear side wall 33.
It consists of and. Front ear retainer 34 and rear ear retainer 3
5 is formed to be slightly bent inward of the pressing member 3, and its upper end is engageable with the second protrusions 242, 252 of the joint body 1. That is, the front side wall 32 and the rear side wall 3
3 is formed so as to fall slightly outward, whereas the front ear pressing portion 34 and the rear ear pressing portion 35 are formed vertically.

Next, the operation of the first embodiment will be described with reference to FIGS. 3 is a vertical cross-sectional view showing a connection portion of an eaves gutter connected using the gutter joint of the first embodiment, and FIG. 4 is a view of FIG.
It is a IV-IV sectional view. The eaves gutter 4 has a front side wall 42 and a rear side wall 43 standing on both side edges of the bottom wall 41, and a front ear 44 and a rear ear 45 at the upper ends of the front side wall 42 and the rear side wall 43.
Is provided.

The joint body 2 is fitted to the outside of the eaves gutter 4, and the holding member 3 is fitted to the inside of the eaves gutter 4. The joint body 2 and the holding member 3 are connected to the front ear receiving portion 24. The second protrusion 242 and the front ear pressing portion 34 formed on the rear ear engaging portion 34 are engaged with each other, and the second protrusion 252 and the rear ear pressing portion 35 formed on the rear ear receiving portion 25 are engaged with each other. There is.

In addition, the eaves gutter 4 has its connecting portion at the joint body 2
The eaves gutter 4 and the joint body 2 are held between the first projection 24 and the front ear receiving portion 24.
1 and the front ear 44 are engaged with each other, and the first protrusion 251 formed on the rear ear receiving portion 25 and the rear ear 45 are engaged with each other. When connecting the eaves gutters 4 and 4, if the fitting body 2 is fitted to the outer side of the eaves gutter 4 and then the pressing member 3 is fitted to the inner side of the eaves gutter 4, the guide piece 26 of the joint body 2 is inserted. , 27
It is possible to fit the inside of the eaves gutter 4 only by dropping the pressing member 3 from above the eaves gutter 4 using the guide as a guide.

Further, since the height of the second protrusions 242, 252 ahead of the first protrusions 241, 251 is low, the eaves gutter 4
The ears 44, 45 can be easily fitted into the groove-shaped ear receiving portions 24, 25 of the joint body 2 without the second protrusions 242, 252 being caught. Further, the ear pressing portions 34, 35 of the pressing member 3 easily get over the second protrusions 242, 252, and the second protrusion 24
It stops before the first protrusions 241, 251 higher than 2, 252 and can be easily attached.

As described above, the front ear 44 of the eaves gutter 4 and the front ear pressing portion 34 of the pressing member 3 are connected to the first protrusion 241 of the front ear receiving portion 24.
And the second protrusion 242 are engaged with each other, a slight gap is formed between the front ear 44 of the eaves gutter 4 and the front ear pressing portion 34 of the pressing member 3, so that there is dimensional error or deformation. If the amount is small, the front ear 44 of the eaves gutter 4 does not contact the front ear pressing portion 34 of the pressing member 3.

Similarly, by engaging the rear ear 45 of the eaves gutter 4 and the rear ear pressing portion 35 of the pressing member 3 with the first protrusion 251 and the second protrusion 252 of the rear ear receiving portion 25, respectively. The rear ear 45 of the eaves trough 4 is pressed by the rear ear 45 of the eaves trough 4 if a slight gap is formed between the rear ear 45 of the pressing member 3 and the rear ear pressing portion 25 of the holding member 3. Rear ear pressing portion 3 of the member 3
It does not hit 5.

For example, the front ear 44 of the eaves gutter 4 hits the front ear pressing portion 34 of the pressing member 3 to push the front ear pressing portion 34 to the inside of the pressing member 3, or the engagement between the front ear receiving portion 24 and the front ear pressing portion 34. Even if the fit is tight, the front ear retainer 3 is formed by using the bent portion 36 between the bottom wall 31 and the front side wall 32 of the retainer 3 as a fulcrum.
Deform so that 4 falls inward.

Similarly, the rear ear 45 of the eaves gutter 4 hits the rear ear pressing portion 35 of the pressing member 3 to press the rear ear pressing portion 35.
Even if the rear ear receiving portion 25 and the rear ear pressing portion 35 are tightly engaged with each other, the bent portion 37 between the bottom wall 31 and the rear side wall 33 of the pressing member 3 serves as a fulcrum. The front ear pressing portion 34 is deformed so as to fall inward. Therefore, the adhesion between the front side wall 42 of the eaves gutter 4 and the front side wall 32 of the pressing member 3 is maintained as it is, and the adhesion between the rear side wall 43 of the eaves gutter 4 and the rear side wall 33 of the pressing member 3 is maintained as it is. Because it is done
Adhesion between the eaves gutter 4 and the pressing member 3 is ensured, and rust prevention and water blocking performance are improved.

Next, a second embodiment will be described with reference to FIG. In the description of this embodiment, the same components as those in the first embodiment are designated by the same reference numerals in the drawings and their description is omitted. Also, regarding the operation, the description of the same operation as that of the first embodiment is omitted.

The structure of this embodiment differs from the structure of the first embodiment in the rear ear receiving portion 25a of the joint body 2 and the rear ear pressing portion 35a of the ear pressing member 3. Rear ear receiver 2 of this embodiment
5a is not provided with a protrusion that engages with the rear ear retainer 35a of the ear retainer 3, but is provided only with a protrusion 253 that engages with the rear ear 45 of the eaves gutter 4.

The rear ear pressing portion 35a of this embodiment includes a horizontal portion 351 extending outward from the upper end of the rear side wall 33 and a vertical portion 352 extending upward from the tip of the horizontal portion 351. It is formed in an L-shape so that the vertical portion 352 engages with the rear ear 45 of the eaves gutter 4. Therefore, when the presser member 3 of this embodiment is fitted inside the eaves gutter 4, the presser member 3 is tilted and inserted into the eaves gutter 4, and the rear ear presser portion 35a of the presser member 3 is first erected. The rear ear 45 of the joint 4 is engaged with the rear ear 45 of the trough 4, and the front ear pressing portion 34 of the rear pressing member 3 is connected to the front ear receiving portion 24 of the joint body 2.
Engage with. Then, even if the draining plate 5 exists above the eaves gutter 4, the draining plate 5 does not hinder the work of attaching the gutter joint 1a.

The embodiment of the present invention has been described above with reference to the drawings. However, the specific structure is not limited to this embodiment, and the present invention is applicable even if there is a design change or the like within the scope not departing from the gist of the present invention. Included in the invention. For example, in the embodiment, the gutter joint in which the front ear pressing portion 34 and the rear ear pressing portion 35 are formed vertically is shown, but the front ear pressing portion 34 and the rear ear pressing portion 35 are inclined to the inside of the pressing member 3. May be.

[0026]

As described above, in the gutter joint of the present invention, since the ear pressing portion is formed to be bent inward of the pressing member, the ear pressing portion is formed on the ear of the eaves gutter. Even if it is pushed or the engagement between the ear receiving part and the ear pressing part is tight,
Since the ear pressing portion is deformed so as to fall toward the inside of the pressing member with the bent portion between the ear pressing portion and the side wall as a fulcrum, the adhesion between the side wall of the eaves trough and the side wall of the pressing member is maintained as it is. As a result, the eaves gutter and the pressing member are brought into close contact with each other with certainty, and it is possible to obtain an effect that rust prevention and water blocking can be improved.

Further, at least one of the front ear receiving portion and the rear ear receiving portion of the joint main body is formed into a groove shape opening to the inside of the joint main body, and the first projection and the first protrusion are formed on the lower surface of the upper edge. Since the second protrusion is provided first and the height of the second protrusion is made lower than the height of the first protrusion, the ear of the eaves gutter and the pressing member of the front ear receiving portion of the joint body. The upper end pressing portion can be easily fitted with a small force, and as a result, the workability is greatly improved.

[0028]

[Brief description of drawings]

FIG. 1A is a perspective view showing a joint body of a gutter joint according to a first embodiment, and FIG. 1B is a partially enlarged view of portions A and B.

FIG. 2 is a perspective view showing a holding member of the joint body of the first embodiment.

FIG. 3 is a vertical cross-sectional view showing a connection portion of an eaves gutter connected using the gutter joint of the first embodiment.

4 is a sectional view taken along line IV-IV in FIG.

FIG. 5 is a vertical sectional view showing a connection portion of an eaves gutter connected using the gutter joint of the second embodiment.

[0001]

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Gutter joint 2 Joint main body 21 Bottom wall 22 Front side wall 23 Rear side wall 24 Front ear receiving part 241,251 First protrusion 242,252 Second protrusion 25,25a Rear ear receiving part 3 Holding member 32 Front side wall 33 Rear side wall 34 front ear pressing part 35, 35a rear ear pressing part 4 eaves gutter

Claims (1)

[Claims] 1. A joint main body formed by arranging side walls on both side edges of a bottom wall and providing ear receiving portions on upper ends of the both side walls, and side walls erected on both side edges of the bottom wall. And a pressing member formed by providing an ear pressing portion engageable with the ear receiving portion on the upper end of the wall, the joint body is fitted to the outside of the eaves gutter, while the pressing member is In a gutter joint adapted to be fitted inside, the ear receiving portion includes a front ear receiving portion and a rear ear receiving portion, and at least one of the front ear receiving portion and the rear ear receiving portion is received. The portion is formed in a groove shape that opens inside the joint body, and a first protrusion that engages with the ear of the eaves gutter is formed on the lower surface of the upper edge of the groove shape.
A gutter joint characterized in that a second protrusion that engages with the upper end of the pressing member is formed at the tip of the protrusion, and the height of the second protrusion is lower than that of the first protrusion.