JP2001279726A - Leader intake device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To easily adjust a water level. SOLUTION: In a leader intake device for providing an intake device 5 in a leader 4 and guiding rainwater from the intake device 5 through an intake pipe passage to an outside water storage tank, the leader 4 is constituted of an upper leader 8 and a lower leader part 9 separated from the lower end of the upper leader 8. The intake device 5 is made a water collection tank 10 fitted outward between the lower end of the upper leader 8 and the lower part of the upper end of the lower leader part 9, which can be moved in the substantially vertical direction of the water collection tank 10.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a downspout water intake device.

[0002]

2. Description of the Related Art Conventionally, a water intake device for collecting rainwater flowing down a downspout of a building is described in Japanese Utility Model Laid-Open No. 7-10169 and Japanese Utility Model Laid-Open No. 7-12561.

[0003] In the above water intake device, a water intake device is disposed in a downspout, and rainwater is guided from the water intake device to an external water storage tank through an intake water line.

[0004]

However, in such a conventional water intake device, the water intake device has only the function of draining rainwater through the water intake line, and the water level of the water storage tank is adjusted. Since the operation was performed by a water level adjusting device such as a ball tap type in the water storage tank, there were the following problems.

That is, a separate water level adjusting device is required for water level adjustment.

[0006] Further, since the water level adjustment needs to be performed while watching the water intake portion on the water storage tank side, the adjustment is not easy.

Further, since the water level is adjusted in the water tank, the adjustment range is narrow, and the amount of the water tank is reduced depending on the manner of adjustment.

Accordingly, an object of the present invention is to solve the above-mentioned problems and to provide a downspout water intake apparatus capable of easily adjusting the water level.

[0009]

In order to solve the above-mentioned problems, according to the first aspect of the present invention, a water intake device is provided in a downspout and an external water storage is provided from the water intake device via a water intake conduit. In a downspout water intake device adapted to guide rainwater to a tank, the downspout comprises an upper downspout and a lower downspout section spaced apart from a lower end of the upper downspout, and the water intake device comprises: A water collecting tank that can be fitted outside between the lower end of the gutter and the upper end lower part of the lower vertical gutter part, and the lower vertical gutter part can be moved substantially vertically with respect to the water collecting tank. It is characterized by.

[0010] According to the first aspect of the present invention, the water level can be easily adjusted by moving the lower downspout part vertically with respect to the water collecting tank.

The invention described in claim 2 is characterized in that a water-stopping member having resilience is provided at a fitting portion between the lower downspout portion and the water intake device.

According to the second aspect of the present invention, the lower vertical gutter section is provided by a resilient water-stopping member provided at a fitting portion between the lower vertical gutter section and the water intake device. Even if it is made to move substantially vertically with respect to the water collecting tank, it is possible to secure sufficient water stoppage.

[0013] In the invention described in claim 3, the lower downspout section is constituted by a lower downspout section and a water level adjusting pipe fitted into the upper end of the lower downspout so as to be able to enter and exit vertically. Features.

According to the third aspect of the present invention, the water level adjustment range is expanded by extending and retracting the water level adjustment pipe with respect to the upper end of the lower downspout. The water level can be adjusted.

For example, even if the water tank is installed at an abnormal position or the position of the water tank is changed,
It can be easily handled.

Further, even when there is a mistake in cutting the downspout during construction, fine adjustment of the water level can be easily performed.

According to the fourth aspect of the present invention, a tapered ring shape is provided at the upper end of the water level adjusting pipe, which protrudes toward the inner and outer peripheral sides of the water level adjusting pipe and has a downward slope toward the outer peripheral side. It is characterized by having a falling water drop collecting part.

According to the fourth aspect of the present invention, the falling water drop collecting section provided at the upper end of the water level adjusting pipe can effectively collect water drops falling near the center of the downspout. it can. In addition, even extremely small rainwater can be efficiently collected.

According to a fifth aspect of the present invention, the water collecting tank is vertically expandable and contractible.

According to the fifth aspect of the present invention, the capacity of the water collecting tank can be changed by expanding and contracting the water collecting tank in the vertical direction.

[0021]

First Embodiment A first embodiment of the present invention will be described below with reference to the drawings.

FIG. 1 and FIG. 2 show a first embodiment of the present invention.

First, the structure will be described. In FIG.
Reference numeral 2 denotes a building such as a house constructed on the ground 1, reference numeral 3 denotes an eaves gutter of the building 2, and reference numeral 4 denotes a downspout of the building 2.

In the first embodiment, a water intake 5
Is arranged, and rainwater is guided from the water intake device 5 to the external water storage tank 7 through the water intake conduit 6.

The downspout 4 is separated into an upper downspout 8 and a lower downspout section 9. The upper downspout 8 and the lower downspout 9
They are configured to have substantially the same diameter and are disposed substantially concentrically. The upper end of the lower downspout 9 and the lower end of the upper downspout 8 are separated by a required amount. The upper end of the lower downspout section 9 has a height between the upper end and the lower end of the water storage tank 7. Preferably, the upper end of the lower downspout section 9 is located at a position slightly lower than the upper end of the water storage tank 7. The rainwater flowing out of the lower downspout section 9 is configured to be guided to a drain port (not shown).

The water intake device 5 can be fitted between the lower end of the upper downspout 8 and the lower end of the lower downspout 9 (a position below the upper end of the lower downspout 9 by a required amount). Water collection tank 1
Set to 0. The water intake device 5 includes an upper downspout 8 and a lower downspout 9.
Upper and lower fitting portions 11 and 12 that can be fitted to the upper and lower fitting portions 11 and 12, respectively;
It has an enlarged diameter portion 14 and a reduced diameter portion 15 provided between the fitting portions 11 and 12 and the large diameter portion 13, respectively.
A connection port 16 for connecting the water intake conduit 6 is provided below the large diameter portion 13.

Further, the lower downspout section 9 can be moved relatively vertically with respect to the water collecting tank 10. Therefore, the inner diameters of the upper and lower fitting portions 11 and 12 are made substantially equal to the outer diameters of the upper vertical gutter 8 and the lower vertical gutter portion 9 so as to be slidable.
Then, a ring-shaped seal groove 17 is formed on the inner peripheral side of each of the fitting portions 11 and 12, and a water-stop member 18 such as a water-stop ring is fitted into the seal groove 17.

In FIG. 1, reference numeral 19 denotes a lid of the water storage tank 7,
Reference numeral 20 denotes a water tap of the water storage tank 7.

Next, the operation of the first embodiment will be described.

The rainwater that has fallen along the inner wall of the upper downspout 8 during rainy weather, etc., travels along the inner wall of the enlarged diameter section 14, and flows between the large diameter section 13 of the water collecting tank 10 and the lower downspout section 9. To enter the,
The water is sent to the water storage tank 7 via the connection port 16 and the water intake conduit 6 and stored in the water storage tank 7.

When the water level in the water storage tank 7 rises, rainwater is also stored in the water collection tank 10 connected to the water intake pipe 6 by the same water level as the water storage tank 7.

At this time, since a water stopping member 18 such as a water stopping ring is provided between the fitting portion 12 and the lower downspout portion 9, the rainwater in the water collecting tank 10 from this portion is provided. Leakage is prevented.

When the water level of the water storage tank 7 rises and becomes the same level as the upper end of the lower vertical gutter section 9, the water collecting tank 10 becomes full of water and overflows from the lower vertical gutter section 9.
Thereby, the water level of the water storage tank 7 becomes equal to the position of the upper end of the lower downspout part 9, and the water level of the water storage tank 7 is automatically adjusted without providing a special water level adjustment device or the like.

Since the water level of the water storage tank 7 is determined by the position of the upper end of the lower downspout 9, the adjustment is completed only by setting the upper end of the lower downspout 9 at the time of construction. At this time, the water level is easily set by moving the lower downspout part 9 in the vertical direction with respect to the water collecting tank 10.
Since a water-stop member 18 such as a water-stop ring is provided between the fitting portion 12 and the lower vertical gutter portion 9, the lower vertical gutter portion 9 is moved while maintaining water-tightness to set a water level. It can be carried out.

In addition, since a water-stopping member 18 such as a water-stop ring is provided between the fitting portion 11 and the upper vertical gutter 8, the water collecting tank 10 is moved vertically with respect to the upper vertical gutter 8. By moving to, the position of the water collecting tank 10 can be adjusted while maintaining the water stoppage.

[0036]

Modification FIG. 3 shows a modification of the first embodiment, in which the water-stopping member 18 is a rubber seal ring 21 having a U-shaped cross section and having a restoring property. 17 is bonded and fixed with an adhesive 22.

As described above, the water-stopping member 18 is a rubber seal 21 having a U-shaped cross section and having resilience, and the water-stopping member 18 is bonded and fixed to the seal groove 17 with the adhesive 22. When the lower downspout section 9 is moved almost vertically with respect to the water collecting tank 10, more complete water stoppage can be ensured.

[0038]

Second Embodiment FIG. 4 shows a second embodiment of the present invention. The same or equivalent parts as those in the first embodiment will be described with the same reference numerals.

First, the structure will be described. In the second embodiment, the lower vertical gutter portion 9 is provided with a lower vertical gutter 25 and a water level adjusting member which is inserted into the upper end of the lower vertical gutter 25 so as to be able to enter and exit vertically. And a tube 26. A seal groove 27 is formed on the outer periphery of the lower end of the water level adjusting pipe 26, and a water stop member 28 is bonded and fixed to the seal groove 17.

At the upper end of the water level adjusting pipe 26, there is provided a tapered falling water drop collecting section 29 which projects toward the inner and outer peripheral sides of the water level adjusting pipe 26 and has a downward slope toward the outer peripheral side. ing.

The water collecting tank 10 is freely expandable and contractible in the vertical direction. That is, the water collecting tank 10 is divided into an upper tank 30 and a lower tank 31 at a substantially intermediate position of the large diameter portion 13, and an extension pipe is provided on an inner periphery of a connection portion between the upper tank 30 and the lower tank 31. 32 are slidably fitted. In addition,
The upper tank 30 and the lower tank 31 can be manufactured with the same shape by having the same shape.

Next, the operation of the second embodiment will be described.

The water level adjusting pipe 2 is positioned at the upper end of the lower downspout 25.
By extending and contracting the 6 in the vertical direction, the water level adjustment range is expanded, so that the water level can be adjusted more easily.

For example, even when the water storage tank 7 is installed at an abnormal position or when the position of the water storage tank 7 is changed, it is possible to easily cope with the case.

Further, even if there is a mistake in cutting the downspout 4 during construction, fine adjustment of the water level can be easily performed.

Further, by providing a falling water drop collecting section 29 at the upper end of the water level adjusting pipe 26, water drops falling near the center of the downspout 4 can be effectively collected. In addition, even extremely small rainwater can be efficiently collected.

The capacity of the water collecting tank 10 is changed by moving at least one of the upper tank 30 and the lower tank 31 along the extension pipe 32 to expand and contract the water collecting tank 10 in the vertical direction. can do.

The water blocking members 18 and 28 have a cross section U
A rubber-made seal ring 21 having a resilience having a letter shape may be fixedly bonded to the seal groove 17 with an adhesive 22.

The other parts are the same as those in the first embodiment.
, And the same operation and effect can be obtained.

[0050]

As described above, according to the first aspect of the present invention, the water level can be easily adjusted by moving the lower downspout part vertically with respect to the water collecting tank.

According to the second aspect of the present invention, the lower vertical gutter portion is substantially vertically moved with respect to the water collecting tank by the water stopping member having resilience provided at the fitting portion between the lower vertical gutter portion and the water intake device. Even if it is moved, sufficient water stoppage can be ensured.

According to the third aspect of the present invention, the water level adjustment range is expanded by extending and retracting the water level adjustment pipe with respect to the upper end of the lower downspout, so that the water level adjustment can be performed more easily. .

For example, even if the water tank is installed in an abnormal position or the position of the water tank is changed,
It can be easily handled.

Further, even when there is an error in cutting the downspout during construction, fine adjustment of the water level can be easily performed.

According to the fourth aspect of the present invention, the falling water drop collecting section provided at the upper end of the water level adjusting pipe can effectively collect water drops falling near the center of the downspout. In addition, even extremely small rainwater can be efficiently collected.

According to the fifth aspect of the present invention, a practically useful effect that the capacity of the water collecting tank can be changed by expanding and contracting the water collecting tank in the vertical direction can be exhibited.

[Brief description of the drawings]

FIG. 1 is an overall side view of a first embodiment of the present invention.

FIG. 2 is a partially enlarged view of FIG.

FIG. 3 is a partially enlarged view of a modification of the first embodiment.

FIG. 4 is a partially enlarged view similar to FIG. 2 of the first embodiment of the present invention.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 4 Downspout 5 Intaker 6 Intake pipeline 7 Reservoir 8 Upper downspout 9 Lower downspout 10 Water collecting tank 11 Fitting section 12 Fitting section 18 Waterproof member 25 Lower downspout 26 Water level adjustment pipe 29 Falling water drop collection Department

Claims (5)

[Claims] 1. A downpipe water intake apparatus in which a water intake device is provided in a downspout, and rainwater is led from the intake water to an external water storage tank via an intake pipe. And a lower downspout section separated from the lower end of the upper downspout, wherein the water intake device is a collection that can be fitted between a lower end of the upper downspout and an upper lower end of the lower downspout section. A downspout intake device, comprising a water tank, and wherein the lower downspout section is movable substantially vertically with respect to the water collection tank. 2. The downspout water intake apparatus according to claim 1, wherein a water-stopping member having resilience is provided at a fitting portion between the lower downspout section and the water intake device. 3. The lower downspout section comprising a lower downspout section and a water level adjusting pipe fitted into an upper end of the lower downspout section so as to be vertically movable in and out. The downspout water intake device according to 1. 4. A tapered falling water drop collecting part which protrudes toward the inner and outer peripheral sides of the water level adjusting pipe and has a downward slope toward the outer peripheral side is provided at an upper end of the water level adjusting pipe. The downspout water intake device according to claim 3, characterized in that: 5. The downspout intake device according to claim 1, wherein said water collecting tank is vertically expandable and contractible.