CN215258456U

CN215258456U - Drainage pipeline noise reduction device

Info

Publication number: CN215258456U
Application number: CN202121645735.1U
Authority: CN
Inventors: 吴海峰
Original assignee: Kunshan Shuishi Building Decoration Engineering Co ltd
Current assignee: Kunshan Shuishi Building Decoration Engineering Co ltd
Priority date: 2021-07-20
Filing date: 2021-07-20
Publication date: 2021-12-21
Anticipated expiration: 2031-07-20

Abstract

The utility model discloses a drainage pipe falls device of making an uproar relates to plumbing technical field, makes its vibrations cause the problem of the impact sound of very loud when strikeing the pipeline wall when aiming at solving drainage pipe drainage, and its technical scheme main points are: the water pressure reducing device comprises a main sewer pipe, a plurality of drain pipes, a connecting pipe and a pressure reducing assembly which is rotatably connected in the connecting pipe, wherein the main sewer pipe and the plurality of drain pipes are respectively and fixedly connected to the upper end and the lower end of the connecting pipe, a sewer passage is formed by the pressure reducing assembly and the inner wall of the main sewer pipe, and the opening of the sewer passage is enlarged along with the increase of water pressure borne by the opening. The utility model discloses a set up the pressure reduction subassembly, adjust the opening size of sewer passage through the water pressure that it bore, reduced because of the intensity of the rivers striking main water pipe noise that the extrusion of rivers to the air in the main drainage pipe leads to.

Description

Drainage pipeline noise reduction device

Technical Field

The utility model relates to a plumbing technical field, more specifically say, it relates to a drainage pipe falls device of making an uproar.

Background

The drainage pipeline refers to a system consisting of a pipeline for collecting and discharging sewage and wastewater and accessory facilities thereof, the drainage pipeline needs to be connected to a main sewer pipe pre-embedded in an original blank room through a horizontal fall, and the sewage is discharged into the main sewer pipe through a height difference.

In the drainage process of the drainage pipeline, the pressure of air in the pipeline is increased in a short time in the process that water flow is drained from the drainage pipeline into the main sewer pipe, so that air flow is swirled, and the vibration of the pipeline is caused by impact on the wall of the pipeline, so that very loud impact sound is caused.

Therefore, a new solution is needed to solve this problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a device of making an uproar falls in drainage pipe for solve rivers from the in-process of drainage pipe drainage main sewer pipe because the air in the pipeline increases at short time internal pressure, causes the air current vortex, strikes the pipeline wall and makes its vibrations can cause the problem of the very loud impact sound.

The above technical purpose of the present invention can be achieved by the following technical solutions: the water pressure reducing device comprises a main sewer pipe, a plurality of drain pipes, a connecting pipe and a pressure reducing assembly which is rotatably connected in the connecting pipe, wherein the main sewer pipe and the plurality of drain pipes are respectively and fixedly connected to the upper end and the lower end of the connecting pipe, a sewer passage is formed by the pressure reducing assembly and the inner wall of the main sewer pipe, and the opening of the sewer passage is enlarged along with the increase of water pressure borne by the opening.

Through adopting above-mentioned technical scheme, through setting up pressure reduction assembly, when the drainage, according to the size of rivers, pressure reduction assembly makes the stable main downcomer of inflow of flow of water through adjusting sewer open-ended size, has reduced because of the too big pressure increase in the main downcomer of the too big messenger's of rivers instantaneous flow, the intensity of the noise that the vibrations that assault the pipeline wall produced.

The utility model discloses further set up to: the pressure reducing assembly comprises a water baffle which is rotatably connected in the connecting pipe and is always subjected to an acting force which prevents the sewer from increasing.

Through adopting above-mentioned technical scheme, when carrying out the drainage, rivers can flow down along the breakwater, because the breakwater receives to hinder its effort that takes place to rotate and make sewer grow all the time, can guarantee that step-down subassembly can resume initial position after the drainage, waits for next drainage.

The utility model discloses further set up to: when the water pressure borne by the top surface of the water baffle is 0, a gap exists between the edge of the water baffle and the inner peripheral wall of the main sewer pipe.

By adopting the technical scheme, because of the gap between the edge of the water baffle and the inner peripheral wall of the main sewer pipe, the contact place between the water baffle and the inner peripheral wall of the main sewer pipe cannot be sealed by water when a small amount of accumulated water exists on the water baffle, and the normal drainage is further influenced.

The utility model discloses further set up to: the water baffle is arranged in the connecting pipe in a downward inclined mode.

By adopting the technical scheme, because the water baffle is obliquely arranged, a small amount of accumulated water on the water baffle after drainage can slide along the water baffle.

The utility model discloses further set up to: the water guide blocks are fixedly connected in the connecting pipe, one ends of the water guide blocks are attached to the inner wall of the main sewer pipe and are symmetrically arranged along the central axis of the main sewer pipe, the water baffle is connected between the two water guide blocks in a sliding mode and extends out of the water guide blocks, and the parts, extending out of the water guide blocks, of the water baffle are attached to the bottom surfaces of the water guide blocks all the time.

By adopting the technical scheme, the water guide blocks are arranged, so that water flow can only flow onto the water baffle between the two water guide blocks, the working effect of the device is ensured, and the part extending out of the water guide blocks is always attached to the bottom surface of the water guide blocks, so that the water flow can only flow downwards along the water baffle to be discharged after the water baffle rotates.

The utility model discloses further set up to: and limiting plates are vertically and upwards arranged on the top surface of the water baffle and are positioned on the edges of two sides of the attached water guide block.

By adopting the technical scheme, the water flow of the water baffle is still limited on the water baffle after the water baffle rotates by arranging the limiting plate, and the water baffle can only be discharged along a drainage channel generated by the water baffle and the main sewer pipe.

The utility model discloses further set up to: the water guide block is vertically downwards provided with a through air hole from the top surface.

By adopting the technical scheme, air in the main sewer pipe can be discharged along the vent hole when water is drained by arranging the vent hole, so that the balance of air pressure on the upper side and the lower side of the water baffle is ensured.

The utility model discloses further set up to: the maximum cross-sectional area of the opening of the water drainage channel is larger than the sum of the cross-sectional areas of the pipe orifices of the water drainage pipes connected with the connecting pipe.

By adopting the technical scheme, the maximum cross-sectional area of the opening of the drainage channel is larger than the sum of the cross-sectional areas of the pipe orifices of the drainage pipes connected with the connecting pipe, so that the water flow can be discharged smoothly when the drainage pipes reach the maximum drainage power.

To sum up, the utility model discloses following beneficial effect has:

when the drainage is carried out, the opening size of the sewer pipeline is adjusted according to the size of water flow, so that water flow continuously flows into the main sewer pipe in an equal amount, and the intensity of noise generated by vibration of the pipeline wall due to airflow vortex caused by pressure increase in the main sewer pipe caused by overlarge instantaneous flow of the water flow is reduced.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a cross-sectional view of the present invention;

fig. 3 is a schematic structural view of the voltage reducing assembly of the present invention.

In the figure: 1. a drain pipe; 2. a main sewer pipe; 3. a connecting pipe; 4. a water baffle; 5. a water guide block; 6. a damping member; 7. a limiting plate; 8. and (4) a vent hole.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and examples.

Example (b):

a noise reduction device for a drainage pipeline is shown in figures 1 and 2 and comprises a main sewer pipe 2, a plurality of drainage pipes 1, a connecting pipe 3 and a pressure reduction assembly which is rotatably connected in the connecting pipe 3, wherein the main sewer pipe 2 and the plurality of drainage pipes 1 are respectively and fixedly connected to the upper end and the lower end of the connecting pipe 3, the pressure reduction assembly and the inner wall of the main sewer pipe 2 form a drainage channel, and the opening of the drainage channel is enlarged along with the increase of water pressure borne by the drainage channel.

Wherein, as shown in fig. 1, fig. 2 and fig. 3, the pressure reducing assembly comprises a water baffle 4, the water baffle 4 is an anti-corrosion plate with a smooth surface, one end of the water baffle 4 is rotatably connected in the connecting pipe 3, the rotating shaft of the water baffle 4 is vertical to the central axis of the connecting pipe 3, the water baffle 4 is arranged in a downward inclination way, the lower end of the water baffle 4 is positioned in the main sewer pipe 2, the lower end edge of the water baffle 4 has a gap with the inner peripheral wall of the main sewer pipe 2, limiting plates 7 are arranged on the two side edges of the water baffle 4 vertical to the top surface of the water baffle 4, a damping part 6 is fixedly connected on the bottom surface of the water baffle 4, the damping part 6 can be a spring, etc., two water guide blocks 5 are fixedly connected in the connecting pipe 3, the water guide blocks 5 are tightly attached to the inner wall of the connecting pipe 3 and are arranged on the two sides of the edge of the water baffle 4, the limiting plates 7 are attached to the water guide blocks 5, the water baffle 4 extends out of the water guide blocks 5, and the extended part of the water baffle 4 is always attached to the bottom surface of the water guide blocks 5, the water guide block 5 is vertically provided with a through air hole 8 from the top surface downwards.

When the water is drained, the water flows into the connecting pipe 3 along the plurality of the drain pipes 1 and contacts with the water baffle 4, the water guide blocks 5 positioned at two sides of the water baffle 4 enable the water to be always positioned in a water drainage channel formed by the water baffle 4, the pressure born by the water baffle 4 is increased along with the increase of the drainage amount, the opening of the sewer passage is enlarged, so that water flow can smoothly flow out uniformly, the water guide block 5 and the limit plate 7 limit the flow direction of the water, so that the water flow only impacts the inner wall of the main sewer pipe 2 corresponding to the flow direction of the water flow, the air pressure in the main sewer pipe 2 can not be increased due to the instantaneous overlarge water flow to generate air flow vortex, meanwhile, the vent holes 8 arranged on the water guide block 5 ensure the air pressure balance on the upper side and the lower side of the pressure reduction component, so that the drainage process is smoothly carried out, and the damping piece 6 ensures that the opening of the drainage channel can be adjusted along with the difference of the size of water flow.

The working principle is as follows:

when water is drained, the water pressure born by the water baffle 4 is different due to the difference of the water flow, so that the opening size of a sewer passage formed between the water baffle 4 and the main sewer pipe 2 is changed, and the problem that the air pressure in the main sewer pipe 2 is increased suddenly due to instantaneous overlarge water flow, airflow vortex is generated, and the water flow impacts the pipeline wall to generate vibration to cause very loud impact sound is solved.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a drainage pipe noise reduction device which characterized in that: the water pressure reducing device comprises a main sewer pipe (2), a plurality of drain pipes (1), a connecting pipe (3) and a pressure reducing assembly which is rotatably connected into the connecting pipe (3), wherein the main sewer pipe (2) and the plurality of drain pipes (1) are respectively and fixedly connected to the upper end and the lower end of the connecting pipe (3), the pressure reducing assembly and the inner wall of the main sewer pipe (2) form a sewer channel, and the opening of the sewer channel is enlarged along with the increase of the water pressure borne by the sewer channel.

2. The drain pipe noise reduction apparatus of claim 1, wherein: the pressure reducing assembly comprises a water baffle (4), and the water baffle (4) is rotatably connected in the connecting pipe (3) and is always subjected to an acting force for preventing the sewer from being enlarged.

3. A drainpipe noise reducer apparatus as claimed in claim 2, wherein: when the water pressure borne by the top surface of the water baffle (4) is 0, a gap exists between the edge of the water baffle (4) and the inner peripheral wall of the main sewer pipe (2).

4. A drainline noise reducer as claimed in claim 3, wherein: the water baffle (4) is arranged in the connecting pipe (3) in a downward inclined mode.

5. The drain pipe noise reduction apparatus of claim 4, wherein: the water guide blocks (5) are fixedly connected in the connecting pipe (3), one end of each water guide block (5) is attached to the inner wall of the main sewer pipe (2) and symmetrically arranged along the central axis of the main sewer pipe (2), the water baffle (4) is connected between the two water guide blocks (5) in a sliding mode and extends out of the water guide blocks (5), and the part, extending out of the water guide blocks (5), of the water baffle (4) is attached to the bottom surfaces of the water guide blocks (5) all the time.

6. A drainline noise reducer as claimed in claim 5, wherein: and the top surface of the water baffle (4) is vertically and upwards provided with a limiting plate (7), and the limiting plate (7) is positioned at the two side edges of the attached water guide block (5).

7. A drainline noise reducer as claimed in claim 5, wherein: the water guide block (5) is vertically downwards provided with a through air hole (8) from the top surface.

8. A drainpipe noise reducer apparatus as claimed in claim 2, wherein: the maximum cross-sectional area of the opening of the drainage channel is larger than the sum of the cross-sectional areas of the pipe orifices of the drainage pipes (1) connected with the connecting pipe (3).