KR20190125593A - Drain pipe with noise protection - Google Patents

Abstract

The present invention relates to a drainage pipe with a noise preventing function, which is possible to prevent a water falling noise by flowing while coming in contact with an inner circumferential surface of a drainage pipe when flushing rainwater introduced from a rooftop, domestic sewage introduced in each floor in an apartment house, or water in a toilet bowl in a bathroom to flow to a lower side of the drainage pipe. The drainage pipe with the noise preventing function includes: a pipe main body in which a space through which fluid is flows is provided and in which a lower end is penetrated; and a fluid inducing unit inducing the fluid flowing in the pipe main body to flow in contact with the inner circumferential surface and reducing the falling water noise by fluid collision prevention.

Description

Drain pipe with noise protection

The present invention relates to a drain pipe having a noise suppression function, and more particularly, when rainwater flows from a rooftop or a public house and flows down to a drainage pipe from a toilet or a toilet in a toilet or living sewage flowed from each floor. The present invention relates to a drainage pipe equipped with a noise suppression function for preventing the falling water noise by flowing while contacting the inner circumferential surface of the drainage pipe.

In general, the drainage structure of a multi-story building such as an apartment is provided with pipe fixing caps on the floor of the veranda in order to drain down the toilet water from toilets or toilets from the living sewage or rooftops generated from the porch cleaning on each floor. After that, drain pipes are installed at the upper and lower pipe fixing caps.

However, this drainage structure is dispersed by air resistance as rainwater, domestic sewage, toilet water, etc. fall due to acceleration, and hit by the inner wall of the drainage pipe to generate noise, and hit the inner bottom surface of the pipe fixing cap to generate noise. There is a problem.

Such noise is often reflected by the greater the amount of rainwater, inflow of sewage, or the amount of water in the toilet, the greater the disruption to life. In particular, noise generated by rainwater entering midnight or dawn acts as a wake-up factor.

Therefore, efforts have been made to remove the noise caused by the falling water flowing into the drain pipe, and in the following <Patent Documents 1> to <Patent Document 3>, it is proposed in the related art to reduce the noise caused by the falling water flowing into the drain pipe. Techniques are disclosed.

The prior art disclosed in <Patent Document 1> forms a fluid guide protrusion on the inner surface of various pipes that are commonly used, and forms a spiral flow path by increasing the flow velocity by forming the fluid guide protrusion to form a smooth spiral, Provided is a pipe having a fluid guide protrusion formed to prevent collision of the flowing fluid to minimize collision noise.

In addition, the prior art disclosed in <Patent Document 2> is a sewage pipe connected to the first floor through a veranda or multipurpose room proper part of each floor from a roof of a multi-story house, an apartment, etc. The generated sewage is allowed to flow in contact with the inner circumferential wall of the lower drain pipe to prevent the fall noise.

To this end, by seating on the inner surface of the upper end of the drain pipe, the flow rate of the sewage to be drained from the upper side to reduce, and by flowing in contact with the inner circumferential wall of the drain pipe provides a sewer pipe noise suppressor that can prevent the fall noise.

In addition, the prior art disclosed in <Patent Document 3> is installed in the building for drainage, the drain pipe formed in a straight cylindrical shape, the connecting projection is formed on the upper, the connecting groove is formed in the lower connecting groove is connected It is formed in a shape fitted to the projection, and consists of a central axis, one, two or three wings installed inside the drain pipe, the inner circumferential surface of each wing is spirally wound around the central axis from the top to the lower direction It is fixed in shape, and the outer circumferential surface is composed of a noise prevention device composed of a screw that is in close contact with the inner circumferential surface of the drain pipe, thereby preventing noise generated by the drainage.

Republic of Korea Open Utility Model Seal 1998-032268 (released September 5, 1998) (pipe with fluid guide protrusion) Korea Utility Model Registration 20-0279364 (Announced on June 24, 2002) (Sewer pipe noise suppressor) Republic of Korea Utility Model Registration 20-0403829 (August 14, 2005) (Drain pipe with noise prevention device)

However, the prior art as described above can reduce the noise caused by the fluid flowing in the drain pipe to some extent, but has the following disadvantages.

The prior art disclosed in <Patent Document 1> has a disadvantage in that the implementation of the fluid guide protrusion in the pipe is complicated, the pipe making is complicated, and the pipe making time takes much time.

In addition, the prior art disclosed in <Patent Document 2> is a structure to prevent the noise by installing a guide plate in the middle of the pipe, there is a disadvantage that the noise is reduced by the guide plate, but obstructs the flow of the flow path.

In addition, the prior art disclosed in <Patent Document 3> is a technology for implementing a noise suppression device inside the pipe by inserting the connecting projection into the connection groove, the pipe and the noise suppression device can not be integrally formed, the pipe is complicated, There is a drawback in that it takes a lot of production time.

In addition, the conventional techniques have the disadvantage that it is impossible to reduce the noise generated when flushing the toilet in the toilet.

Therefore, the present invention has been proposed to solve all the problems occurring in the prior art as described above, the rainwater introduced from the rooftop or the public sewage flowed from the floor in the toilet or toilet from each floor flowed from the floor to the lower drain pipe flows In this case, an object of the present invention is to provide a drainage pipe equipped with a noise prevention function for preventing a downfall noise by allowing a downpour to flow in contact with an inner circumferential surface of a drain pipe.

Another object of the present invention is to provide a drain pipe having a noise prevention function to provide convenience to the production of the drain pipe by implementing the noise suppression device integrally to the drain pipe, and to shorten the production time.

In order to achieve the object as described above, the drain pipe with a noise prevention function according to the present invention is a pipe body provided with a space for the fluid flow therein; It is characterized in that it comprises a fluid inducing unit for inducing the fluid flowing into the pipe body in contact with the inner peripheral surface to reduce the fall noise by preventing the fluid collision.

The fluid guide part is formed integrally with the pipe body.

The fluid inducing part has a single fluid guide surface such that the falling of the fluid while the fluid is gently turned in the longitudinal direction of the pipe body.

The pitch length of the fluid guide surface is characterized in that it is formed in proportion to the pipe body length.

The fluid guide surface is formed to form a spiral in the longitudinal direction of the pipe body.

According to the present invention, when rainwater flows from the rooftop or living sewage flowed from each floor of a public house or the toilet in the toilet, the falling water flows while contacting the inner circumferential surface of the drain pipe, thereby preventing falling noise. have.

In addition, according to the present invention by implementing a noise prevention device integrally to the drain pipe to provide a convenience in the production of the drain pipe, there is an effect that can reduce the production time.

1 is a perspective view of a drain pipe having a noise prevention function according to the present invention;
Figure 2 is a cutaway cross-sectional view of the drain pipe with a noise prevention function according to the present invention,
Figure 3 is a front sectional view of the drain pipe with a noise suppression function according to the present invention.

Hereinafter, with reference to the accompanying drawings, a drain pipe having a noise prevention function according to a preferred embodiment of the present invention will be described in detail.

1 is a perspective view of a drain pipe with a noise prevention function according to a preferred embodiment of the present invention, Figure 2 is a cutaway cross-sectional view, Figure 3 is a front sectional view.

Drainage pipe (1) having a noise prevention function according to the present invention is provided with a space (13) through which fluid can flow, the lower end of the pipe body 11, flowing into the inside of the pipe body 11 It includes a fluid guide portion 12 to guide the fluid flowing in contact with the inner peripheral surface to reduce the fall noise by preventing the fluid collision.

In this case, the fluid guide part 12 is integrally formed with the pipe main body 11, and has a single fluid guide surface 14 so that the falling water is made while the fluid slowly turns in the longitudinal direction of the pipe main body 11.

Preferably the pitch length of the fluid guide surface 14 is formed in proportion to the length of the pipe body 11.

For example, if the length of the pipe body 11 is 1 m, the length of one cycle pitch of the fluid guide surface 14 is also 1 m, and if the length of the pipe body 11 is 2 m, the length of one cycle pitch of the fluid guide surface 14 is also Implement long to be more than 1m.

The fluid guide surface 14 is formed to form a spiral in the longitudinal direction of the pipe body 11.

Although only a single pipe is shown in FIG. 1, it is preferable that the drain pipe having the noise suppression function according to the present invention form a drain pipe by connecting a plurality of drain pipes as shown in FIG. 1. When draining down the toilet from rainwater falling from the rooftop or living sewage discarded from the upper floor or the toilet, the drainage drained to the lower drain pipe through the upper drain pipe and drained back to the lower drain pipe.

Referring to the operation of the drain pipe with a noise suppression function according to a preferred embodiment of the present invention configured as described above are as follows.

On the inner circumferential surface of the pipe body 11, the fluid guide portion 12 having the fluid guide surface 14 protrudes. The fluid induction part 12 is formed to form a spiral in the longitudinal direction of the pipe body 11 and is integrally formed in the pipe body 11, so that the fluid induction part 12 is also injected together when the pipe body 11 is injected. Let this be done.

In the state where the pipe main body 11 is installed in the vertical direction, when the fluid is freely dropped vertically, the fluid (rainwater, domestic sewage, or toilet water) introduced to the upper end of the pipe main body 11 is pipe main body 11. By the fluid guide surface 14 of the fluid guide portion 12 formed on the inner circumferential surface of the circumferential surface, it flows downward in contact with the inner circumferential surface.

At this time, the fluid is guided by the fluid guide surface 14 formed on the inner circumferential surface of the pipe body 11, and flows down, guided to the fluid guide surface 14 formed in the longitudinal direction, the fluid is smoothly turning while falling down.

Therefore, the collision between the fluids can be avoided during drainage, and noise caused by the collision between the fluids can be removed, and when a large amount of fluid is introduced and drained at the same time as before, the fluids also prevent the fluid from hitting the inner circumferential surface of the pipe body. As a result, the noise generated by friction with the inner surface of the pipe can be prevented.

In addition, the fluid guide surface 14 integrally formed on the inner circumferential surface of the pipe body 11 protrudes, and serves to increase the rigidity of the pipe main body 11 due to its wide width, so as to cope with external impacts with high strength. You can also provide a pipe.

In particular, the fluid guide surface 14 of the fluid guide portion 12 of the present invention is formed in the longitudinal direction of the pipe body 11, is wide, protruding and consisting of a single surface, the fluid flowing into the pipe body 11 Is in contact with the inner circumferential surface so that the fluid turns gently and the water drops.

Although the invention made by the present inventors has been described in detail according to the above embodiments, the present invention is not limited to the above embodiments, and various modifications can be made without departing from the spirit and scope of the present invention. Self-evident to those who have

1: drainage pipe
11: pipe body
12: fluid induction part
13: space
14: fluid guide surface

Claims (5)

Drainage pipe is equipped with a noise prevention function to reduce the noise of the falling fluid,
A pipe body 11 having a space 13 through which fluid flows and having a bottom penetrated therethrough;
And a fluid inducing part (12) for reducing fluid flow by preventing fluid collision by inducing the fluid flowing into the pipe body (11) to be in contact with an inner circumferential surface thereof.
The drain pipe of claim 1, wherein the fluid induction part 12 is formed integrally with the pipe main body.
The method of claim 1, wherein the fluid guide portion 12 is provided with a noise preventing function, characterized in that it is provided with a single fluid guide surface 14 so that the fall of the fluid while the fluid is gently turned in the longitudinal direction of the pipe body (11) Drain pipe.
The drain pipe according to claim 3, wherein the pitch length of the fluid guide surface (14) is formed in proportion to the length of the pipe body (11).
The drain pipe according to claim 3, wherein the fluid guide surface (14) is formed to form a spiral in the longitudinal direction of the pipe body (11).

Images