JP2003268868A - Insecticide and deodorizing device of drainage pipe - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To prevent an insect or a small animal from intruding into the opening of the drainage pipe and prevent bad smell from entering along the drainage pipe and form a usual end structure without specializing the cut structure of the drainage pipe end attached with an insecticide and deodorizing device. <P>SOLUTION: The insecticide and deodorizing device of a drainage pipe is fitted to the end of a round or angular drainage pipe 1. A lid 3 opening/closing the opening 8 of a drainage pipe 1 end is rotatably fitted to an attached body 2 attached to the drainage pipe 1. An urging means 4 urging the lid 3 is provided so that the lid 3 is opened in compliance with a drainage pressure acting on the lid 3, and the lid 3 on which the drainage pressure is not working, is urged to a closed posture. <P>COPYRIGHT: (C)2003,JPO

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an insect deodorant device for drainage pipes, and more specifically, it prevents insects and small animals from entering through the openings at the ends of the drainage pipes and allows odors to enter along the drainage pipes. In addition, the structure of the drainage pipe attached with the insect deodorant and deodorizer shall be the normal structure of the drainage pipe without making it special, and the laying work of the drainage pipe should be easy. It is related to the technology.

[0002]

2. Description of the Related Art Conventionally, for example, drainage from households, etc. is introduced into drainage pipes and drainage pipes from drainage pipes, and then drained to sewers and rivers through drainage pipes connected to the drainage pipes and drainage pipes. .

By the way, when the water is drained from a drainage pipe to a river, small animals such as mice and insects entering from the outside enter the indoor side along the drainage pipe, and small animals enter the hall or drainage basin. Bugs like dust and dirt may enter the house through the drainage pipe, and the odor generated in the drainage pipe may enter the home side through the drainage pipe.
More specifically, in the drainage basin, since the drainage pipe is connected to the basin body slightly above the basin bottom, a reservoir is inevitably formed at the bottom of the basin. Since a puddle is formed in the bottom puddle, mosquitoes easily invade from the drainage hole of the cell cover and lay eggs in the puddle, causing a bow flutter.
It may become a mosquito and enter the indoor side through the drainage pipe, and also the odor generated in the drainage basin.

However, in the prior art, as shown in FIG. 10, a valve body 3'made of synthetic resin is provided at the end of the drain pipe 1'so as to rotate toward the closing side by its own weight.
It is designed to prevent small animals and insects from entering the drainage pipe and prevent odors from entering.

By the way, in the above-mentioned conventional example, since the opening 8'of the drain pipe 1'is closed by the weight of the valve body 3 ', the valve body 3'cannot cross the vertical direction and the water A gap d is formed between the drain pipe 1 ′ and the opening 8 ′ of the drain pipe 1 ′ which is laid with an inclination (see FIG. 10A), and insects easily intrude through this gap d, and odor also intrudes. is there. In order to eliminate such a gap d, the opening 8'of the drain pipe 1'is provided with a valve body 3 ', as shown in FIG.
In order to make the opening 8'upward, the opening 8'of the drainage pipe 1'must be cut diagonally from the drainage pipe 1'and the drainage pipe 1'can be manufactured. There is a problem that it is special and the orientation of the cylindrical drainage pipe 1'is generated, and the construction such as burying is troublesome.

[0006]

The present invention has been made in view of the above problems, and prevents insects and small animals from entering through the opening at the end of the drainage pipe, and transmits odors through the drainage pipe. Of the drainage pipe to prevent the invasion of the drainage pipe and to attach the insect deodorant and deodorizer to the end structure of the drainage pipe without making it special. It is an object of the present invention to provide an insect deodorant device for drainage pipes that can be easily performed.

[0007]

According to a first aspect of the present invention, there is provided a drainage pipe insect deodorizing device which is attached to an end portion of a drain pipe 1 having a round shape or a square shape, and which is attached to an end portion of the drain pipe 1. A lid 3 for opening and closing the opening 8 at the end of the drainage pipe 1 is rotatably attached to the body 2, and the lid 3 is opened according to the drainage pressure applied to the lid 3 and the lid 3 which is not drained is closed. It is characterized in that a biasing means 4 for biasing to is provided.

According to this structure, since the opening 8 at the end of the drainage pipe 1 is closed by the biasing force of the biasing means 4 in the non-draining state in which the drainage pressure is not applied to the lid 3, the drainage pipe 1 Small animals such as mice and insects such as mosquitoes do not enter through the opening 8 at the end of 1. Also, odors from the outside can enter the inside through the drain pipe 1 through the inside. Absent. Still, the lid 3 does not close the opening 8 of the drainage pipe 1 by its own weight as in the conventional case, but rather the balance weight W.
Since it is closed by the biasing means 4 such as
Even if the lid 8 has a cut shape in which the lid 3 extends in the vertical direction, the opening 8 at the end can sufficiently close the opening 8, and it is not necessary to cut the opening 8 of the drainage pipe 1 obliquely as in the conventional case. ,
A normal cutting shape for cutting the drainage pipe 1 in the diametrical direction may be used,
The drainage pipe 1, which is laid with a water gradient, is not oriented, and the drainage pipe 1 can be manufactured and laid more easily than before.

In the invention of claim 2, the mounting body 2 is
It is characterized in that it is a tubular body 5 that fits into the end of the drainage pipe 1. According to such a configuration, not only when the drainage pipe 1 is cylindrical, but the drainage pipe 1 has a U-shaped cross-section like a side groove and is open at the top. Also, by fitting the tubular mounting body 2 into the opening 8 at the end of the drainage pipe 1, the insect deodorant device can be installed easily, quickly and accurately.

In the third aspect of the invention, the cylindrical body 5 is covered with the lid 3
Is rotatably supported around a fulcrum P, an extension 6 is formed from the lid 3 beyond the fulcrum P, and a balance weight W as a biasing means 4 is provided on the extension 6 to form a unit. It is characterized by that. According to such a configuration, the lid 3 is provided on one of the fulcrums P and the balance weight W is provided on the other of the fulcrums P, so that the movement for opening and closing the lid 3 is stabilized for a long period of time while having a simple and durable structure. In addition, since the insect deodorant device A is unitized, it is easy to secure the balance between the lid 3 and the balance weight W, and the insect deodorant device A can be easily, surely, and quickly attached to the drainage pipe 1 to prevent insect damage. The commercial value of the deodorizing device A can be increased.

In the invention of claim 4, the drainage pipe 1 is connected to the hall or the drainage basin 7. According to this structure, even if small animals invade the hall or drainage basin 7 or mosquitoes are generated, these do not enter the drain pipe 1 and enter the house side, and It is possible to prevent the invasion of the odor of the container 7.

[0012]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of the present invention will be described below. FIG. 1 is a schematic sectional view. 2A and 2B are schematic perspective views. FIG. 3A is a front view and FIG. 3B is a sectional view. 4A is a schematic plan sectional view, FIG. 4B is a front view, and FIG. 4C is a sectional view.

As shown in FIG. 2, a building 9 such as a house or factory
The drainage pipe 10 is led out through the wall of the drainage pipe, is held on the wall by the retainer 11, and has a U-shaped side groove 1 as the drainage pipe 1.
The drainage in the building is drained to the gutter 12 so as to face 2. The end of the gutter 12 is connected to the drainage basin 7.
The drain pipe 1 from the building 9, for example, is also connected to the other side surface of the drainage basin 7. A slightly thick pipe (not shown) is connected slightly above the bottom of the drainage basin 7 so that the drainage from the drainage basin 7 can be discharged to, for example, a sewer pipe.
In this case, the end portion of the side groove 12 is connected to the drainage basin 7 by forming a shallower opening 8 in which the side walls 15, 15 are formed one step lower, and the opening 8 of the side groove 12 and the opening 8 of the drainage pipe 1 of the round pipe according to the present invention. The insect deodorizer A is attached to prevent insects and small animals from entering through the opening 8 at the end of the drainage pipe 1 and to prevent odors from entering through the drainage pipe 1. Less than,
The insect deodorant device A will be described in detail.

In the embodiment shown in FIG. 3, the insect-deodorant apparatus A is a fulcrum P which is attached to the hinge metal fitting 13 at the tip of the round tubular body 5 as the mounting body 2 and is held by the hinge metal fitting 13. The cover 3 is rotatably supported on the shaft 14, and the balance weight W is attached to the extending portion 6 extending from the cover 3 side beyond the fulcrum P. , It is unitized and easy to handle. The outer diameter of the round tubular body 5 is selected so as to be fitted into the opening 8 of the drain pipe 1 of the standard round pipe. The insect deodorant device A is entirely made of stainless steel, aluminum, synthetic resin, FRP or the like including the lid 3 and the tubular body 5 of the mounting body 2, and the material is not limited.

Thus, the round tubular body 5 is fitted into the opening 8 of the drain pipe 1 of the round pipe and is attached with an adhesive to attach the insect repellent and deodorant apparatus A to the drain pipe 1.

As described above, the lid 3 for opening and closing the opening 8 at the end of the drain pipe 1 is rotatably attached to the tubular body 5 attached to the end of the drain pipe 1, and the lid 3 is closed according to the drain pressure applied to the lid 3. Since the balance weight W is provided as the urging means 4 for urging the lid 3 to which the drainage pressure is not applied and to close the lid 3 in the closed posture, the opening 8 at the end of the drainage pipe 1 is drained. When it is not open, the lid 3 is closed by the rotational biasing force of the balance weight W, so that small animals such as mice and insects such as mosquitoes do not enter through the opening 8 at the end of the drainage pipe 1, and Odor from the outside does not enter the inside through the drain pipe 1 and into the indoor side.

Still, since the lid 3 is closed by the balance weight W, the opening 8 at the end portion of the drainage pipe 1 may have a normal cutting shape for cutting the drainage pipe 1 in the diametrical direction, and it is inclined with a water gradient. Since the drainage pipe 1 to be laid down is not oriented, the drainage pipe 1 can be easily manufactured and laid.

Further, since the insect deodorant device A is unitized, the lid 3 is provided on one side of the fulcrum P and the balance weight W is provided on the other side thereof, so that the lid 3 can be easily opened and closed and opened and closed. It is possible to stabilize the movement for a long period of time, and it is easy to ensure the balance between the lid 3 and the balance weight W by unitization, and it is easy, reliable, and quick to attach the insect deodorant device A to the drain pipe 1. It is easy to carry out, and the commercial value of the insect deodorant apparatus A can be increased.

Further, the drain pipe 1 is connected to the drain basin 7,
Even if a small animal invades the drainage basin 7 or a mosquito is generated, these do not enter the drainage pipe 1 and invade the house side, and the odor of the drainage basin 7 can be prevented from entering.

FIG. 4 shows another embodiment. However, the basic structure of this embodiment is common to the above-mentioned embodiments, and the common parts are denoted by the same reference numerals and the description thereof is omitted.

In the present embodiment, the side wall 1 at the end of the side groove 12 having a U-shaped cross section as the drain pipe 1 as shown in FIG.
5 and 15 are connected to the buried drainage basin 7 whose height is low, and the insect deodorant device A is attached to the opening 8 of the side groove 12 at such a connection point. The tubular body 5 as the mounting body 2 is of a square shape, and the flange 16 is provided around the opening 8 of the tubular body 5.
Is formed, the hinge metal fitting 13 is attached to the flange 16, the lid 3 is rotatably held at the fulcrum P, and the balance weight W is attached to the extending portion 6 extending from the lid 3. In this case, the outer diameter of the rectangular tubular body 5 is inserted into the opening 8 having a reduced height to close the upper portion thereof, and the peripheral portion of the drainage basin 7 including the upper portion of the rectangular tubular body 5 becomes mortar. Is finished.

In the present embodiment, even if the drain pipe 1 has a U-shaped cross-section like the side groove 12 and is open at the upper side, the drain pipe 1 has the opening 8 at the end thereof. By fitting the rectangular tube body 5, the insect-deodorant apparatus A can be installed easily, quickly and accurately. Even in this case, even if a small animal enters the drainage basin 7, the gutter 12
There is no invasion to the side.

In FIG. 1, an inner lid 17 is provided inside the drainage basin 7.
Is provided in a closed posture that dams rainwater, and the inner lid 17 in the closed posture can be opened by gravity above a certain level. Then, the rainwater that has entered the inside from the drainage hole of the cell cover is dammed up by the inner lid 17 in the closed posture, and when the dammed rainwater exceeds a certain amount and the gravity exceeds a certain amount, the inner lid 17 is opened. It is possible to introduce rainwater to the bottom of the basin and drain it without any problems. In this case, the inner lid 17 is closed when mosquitoes enter through the drainage holes of the cell lid and it is not raining, so that it is possible to reliably prevent the entry of water into the water pool caused by rainfall or various drainage. Therefore, it is possible to reliably prevent mosquitoes from laying eggs in the water pool, and it is possible to reliably prevent generation of mosquitoes from the drainage basin 7 and also prevent leakage of odor. Reference numeral 18 is a weight, which biases the inner lid 17 toward the closing side. Although not shown, the end portion of the inner lid 17 in the direction orthogonal to the paper surface is closed by a side plate so that rainwater can be stopped together with the inner lid 17.

5 and 6 show still another embodiment. However, the basic structure of the present embodiment is common to the above-mentioned embodiments, and common parts are designated by the same reference numerals and described. Is omitted.

In these embodiments, the drain pipe 1 is a round type and is vertically installed, for example, a vertical gutter, and the lower end of the round type tubular body 5 as the mounting body 2 is cut obliquely to form a tubular pipe. The hinge metal fitting 13 is attached to the body 5, the lid 3 is rotatably held around the fulcrum P, the balance weight W is attached to the extension portion 6 extending from the lid 3, and the lid 3 opens the cylindrical body 5. , That is,
The opening 8 of the drainage pipe 1 is opened and closed. In the embodiment of FIG. 5, the lid 3 is substantially oval, and in the embodiment of FIG. 6, one end of the oval is cut linearly to make it smaller than that of the embodiment of FIG. The balance weight W is prevented from largely protruding in the shape of the bottom surface of the drainage pipe 1 to prevent it from obstructing passage.

FIG. 7 shows yet another embodiment, provided that
The basic configuration of this embodiment is the same as that of the above-mentioned embodiment, and the common portions are denoted by the same reference numerals and the description thereof is omitted.

In the present embodiment, the attachment body 2 is formed into an arc shape and adhered with an adhesive along a part of the inner surface of the end portion of the cylindrical drain pipe 1 to attach the insect repellent deodorant apparatus A. Is made easy.

FIG. 8 shows still another embodiment, provided that
The basic configuration of this embodiment is the same as that of the above-mentioned embodiment, and the common portions are denoted by the same reference numerals and the description thereof is omitted.

In this embodiment, the cylindrical mounting body 2 is fitted into the cylindrical drain pipe 1 and adhered with an adhesive, and the hanging piece 19 is formed on the mounting body 2 to form a cylindrical shape. The opening of the mounting body 2 is semicircular, the hinge piece 13 is attached to the hanging piece 19, and the semicircular lid 3 is rotatably held around the fulcrum P.

As described above, the form of the mounting body 2, the form of the lid 3, and the form of the drainage pipe 1 can be variously modified without departing from the spirit of the present invention, and the biasing means 4 can be balanced. Although the weight W is used, the lid 3 may be biased toward the closing side by using a pulling spring or a pushing spring, and the configuration of the biasing means 4 can be variously changed. Further, packing may be provided on both or one of the lid 3 and the mounting body 2 to enhance the sealing (airtightness / watertightness).

FIG. 9 shows still another embodiment, provided that
The basic configuration of this embodiment is the same as that of the above-mentioned embodiment, and the common portions are denoted by the same reference numerals and the description thereof is omitted.

In the present embodiment, insect repellent device A
The shaft 20 of the fulcrum P is integrated with the extending portion 6 of the lid 3 at
The shaft 20 is connected to the output shaft of the motor 21 fixed to the cylinder body 5 side, and the rainwater detection sensor 22 is provided on the cylinder body 5 or the lid 3. Based on the detection result, the motor 21 is driven in the normal rotation direction to open and rotate the lid 3 against the biasing means 4. In this case, the lid 3 may be opened by a cylinder instead of the motor 21. Needless to say, the motor 21 and the cylinder drive the lid 3 to the closing side based on the result of rainwater detection sensor 22 not detecting rainwater or the like. Further, the motors 21 and cylinders in the large number of insect deodorizers A may be remotely (centrally) operated by a control signal for opening and closing the lid 3. Further, when the lid 3 is opened and rotated against the biasing means 4 under the drainage pressure of rainwater or the like, the motor 21 idles.

[0033]

According to the first aspect of the present invention, there is provided a drainage pipe insect deodorizing device which is attached to an end portion of a drain pipe having a round shape, a rectangular shape, or the like. Since a lid that opens and closes the opening of the section is rotatably attached, the lid is opened according to the drainage pressure applied to the lid, and the biasing means that biases the lid not subjected to the drainage pressure to the closed posture is provided. The opening at the end of the drainage pipe is closed by the urging force of the urging means in the non-drained state where the drainage pressure is not applied to the lid. There is an advantage that worms do not invade, and odors from the outside do not enter the inside through the drain pipe and into the indoor side.

Still, since the lid does not close the opening of the drainage pipe by its own weight as in the conventional case, it is closed by a biasing means such as a balance weight, so that the opening at the end of the drainage pipe has the lid in the vertical direction. Even if it exceeds the cutting shape, the opening can be sufficiently closed, and it is not necessary to cut the opening of the drain pipe obliquely as in the past, and a normal cutting shape for cutting the drain pipe in the diametrical direction may be used. There is an advantage in that the drainage pipe that is installed with a slope is inclined so that the drainage pipe can be manufactured and laid more easily than before.

According to the invention of claim 2, in addition to the effect of claim 1, since the mounting body is a tubular body fitted to the end portion of the drainage pipe, it can be said that the drainage pipe is tubular. Even if the drain pipe has a U-shaped cross-section like a gutter and the upper side is open, by fitting the tubular mounting body into the opening at the end of the drain pipe. There is an advantage that the insect deodorant device can be installed easily, quickly and accurately.

According to the invention of claim 3, in addition to the effect of claim 2, the lid is rotatably supported on the cylindrical body about a fulcrum, and an extension is formed beyond the fulcrum from the lid to extend. Since a balance weight is provided as a biasing means at the outlet to make it a unit, a lid is provided on one side of the fulcrum and a balance weight is provided on the other side of the fulcrum to make it a simple and hard-to-break structure, and to open and close the lid. Can be stabilized over a long period of time, and the insect deodorant device can be unitized to easily secure the balance between the lid and the balance weight, and the insect deodorant device can be easily, surely and swiftly attached to the drain pipe.
There is an advantage that the commercial value of the insect deodorant device can be increased.

According to the invention of claim 4, in addition to the effect of any one of claims 1 to 3, since the drainage pipe is connected to the hall or the drainage basin, small animals have entered the hall or the drainage basin. However, even if mosquitoes are generated, they do not enter the drain pipe and enter the house side, which has the advantage of preventing odors from entering the hall and drainage basin.

[Brief description of drawings]

FIG. 1 is a schematic sectional view of an embodiment of the present invention.

2A and 2B are schematic perspective views.

3A is a front view and FIG. 3B is a sectional view.

4A is a schematic plan sectional view, FIG. 4B is a front view, FIG.
(C) is a sectional view.

FIG. 5 shows another embodiment of the above, in which (a) is a front view, (b) is a sectional view, and (c) is a bottom view.

FIG. 6 shows still another embodiment of the above, in which (a) is a front view, (b) is a sectional view, and (c) is a bottom view.

7A and 7B show another embodiment of the above, wherein FIG. 7A is a plan view, FIG. 7B is a partially cutaway front view, and FIG. 7C is a sectional view.

FIG. 8 shows still another embodiment of the above, in which (a) is a front view and (b) is a sectional view.

FIG. 9 is a sectional view of still another embodiment of the same.

10A and 10B are schematic cross-sectional views showing a conventional example.

[Explanation of symbols]

1 drainage pipe 2 mounting 3 lid 4 urging means 5 cylinder 6 Extension 7 drainage basin 8 openings

   ─────────────────────────────────────────────────── ─── Continued front page    (71) Applicant 502098950             Imoto Susumu             3-6-22 Kashida Nishi, Higashi-Osaka City, Osaka Prefecture (71) Applicant 502098949             Imoto Kazu             3-6-22 Kashida Nishi, Higashi-Osaka City, Osaka Prefecture (72) Inventor Munenori Imoto             3-6-22 Kashida Nishi, Higashi-Osaka City, Osaka Prefecture (72) Inventor Eiko Imoto             3-6-22 Kashida Nishi, Higashi-Osaka City, Osaka Prefecture (72) Inventor Miyoshi Imoto             3-6-22 Kashida Nishi, Higashi-Osaka City, Osaka Prefecture (72) Inventor Susumu Imoto             3-6-22 Kashida Nishi, Higashi-Osaka City, Osaka Prefecture (72) Inventor Kazu Imoto             3-6-22 Kashida Nishi, Higashi-Osaka City, Osaka Prefecture F-term (reference) 2D061 DD09 DD14

Claims (4)

[Claims] 1. A pest control device for a drainage pipe, which is attached to the end of a drainage pipe such as a round shape or a square shape, and has a lid for opening and closing an opening at the end of the drainage pipe, the attachment being attached to the end of the drainage pipe. Insect-proof and deodorant of drainage pipe, which is rotatably mounted and is provided with an urging means for opening the lid according to the drainage pressure applied to the lid and urging the lid not applied with the drainage pressure to a closed posture. apparatus. 2. The insect repellent and deodorant device for a drainage pipe according to claim 1, wherein the attachment body is a tubular body fitted to the end of the drainage pipe. 3. A lid is rotatably supported on a cylindrical body around a fulcrum, an extending portion is formed beyond the fulcrum from the lid, and a balance weight as a biasing means is provided on the extending portion to form a unit. The insect deodorizing device for a drainage pipe according to claim 2, wherein 4. The insect deodorant device for drainage pipes according to claim 1, wherein the drainage pipes are connected to a hall or a drainage basin.