CN211849938U

CN211849938U - Automatic dredging device for water conservancy of drainage pipeline based on high-pressure injection

Info

Publication number: CN211849938U
Application number: CN202020138879.7U
Authority: CN
Inventors: 何用; 王建平; 黄燕; 杨飞; 陈恺; 何贞俊; 刘培; 刘霞
Original assignee: Pearl River Hydraulic Research Institute of PRWRC
Current assignee: Pearl River Hydraulic Research Institute of PRWRC
Priority date: 2020-01-21
Filing date: 2020-01-21
Publication date: 2020-11-03
Anticipated expiration: 2030-01-21

Abstract

The utility model discloses an automatic desilting device of drainage pipe water conservancy based on high-pressure injection is formed with high pressure water channel in drainage pipe's pipe wall and communicates with drainage pipe's inner chamber, be full of the water under high pressure in the high pressure water channel. The utility model discloses a municipal drainage pipeline after improving in the water conservancy desilting method has the advantage of automatic desilting.

Description

Automatic dredging device for water conservancy of drainage pipeline based on high-pressure injection

Technical Field

The utility model belongs to the technical field of the desilting of municipal drainage pipe. More specifically, the utility model relates to an automatic sediment removal device of drainage pipe water conservancy based on high-pressure injection.

Background

Municipal drainage pipes refer to rainwater and sewage pipelines under municipal roads and are important infrastructures in cities. Because the sewage contains silt and impurity, can produce the siltation in the drain pipe wall after long-term the use, especially the pipe wall that the drain pipe is located the low reaches, if not in time to maintain, can influence municipal drainage pipe's drainage ability.

At present, the three modes of manual operation, mechanical equipment and a robot are mainly used for dredging in the market, but the problems that the workload is large, the equipment structure is complex, all drainage pipelines cannot be applied, the dredging cost is high and the like exist.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a drainage pipe water conservancy automatic desilting device based on high-pressure injection to the problem that prior art exists, municipal drainage pipeline after improving has the advantage of automatic desilting in this water conservancy desilting method.

In order to realize the basis the utility model discloses a these purposes and other advantages provide an automatic desilting device of drainage pipe water conservancy based on high-pressure injection, be formed with high pressure water channel in drainage pipe's pipe wall and communicate with drainage pipe's inner chamber, be full of the water under high pressure in the high pressure water channel.

Preferably, the high-pressure water pipe is embedded in the pipe wall of the drainage pipe along the length direction of the pipe wall, and the high-pressure water pipe is provided with a water outlet pore passage and extends to the inner cavity of the drainage pipe.

Preferably, the water outlet channel is inclined to the water flow direction from the high-pressure water pipe to the water discharge pipeline.

Preferably, a plurality of groups of high-pressure water pipes are pre-embedded in the pipe wall of the drainage pipeline along the circumferential direction of the drainage pipeline.

Preferably, the inclination angle of the water outlet channel is 30-60 degrees.

Preferably, the first end that multiunit high pressure water pipe is located drainage pipe communicates each other through the annular pipe, the annular pipe communicates with first branch pipe, first branch pipe perpendicular to drainage pipe's pipe wall stretches out, first branch pipe is connected with high pressure water pump and water tank in proper order.

The utility model discloses at least, include following beneficial effect: through the structure combination high-pressure rivers that improves drainage pipe, rivers wash the silt of deposit on the pipe wall through outlet channel and wash to the low reaches along the direction of rivers to play the effect that the water conservancy washed the silt, compare in traditional artifical desilting mode and wash that the silt is effectual and simple structure.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.

Drawings

FIG. 1 is a cross-sectional view of a drain pipe in a water conservancy automatic dredging method, taken along a water flow direction;

FIG. 2 is a left side view of a section of a drainage pipe in the hydraulic automatic dredging method;

fig. 3 is a schematic view of the arrangement of the water tank and the high-pressure water pump.

Description of the reference numerals

1 drainage pipe, 2 high-pressure water pipes, 3 inner cavities, 4 water outlet channels, 5 first branch pipes, 6 high-pressure water pumps and 7 water tanks.

Detailed Description

The present invention is further described in detail below with reference to the drawings so that those skilled in the art can implement the invention with reference to the description.

In the description of the present invention, the terms "lateral", "longitudinal", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

As shown in fig. 1-2, the utility model provides an automatic desilting device of drainage pipe water conservancy based on high-pressure injection forms high pressure water channel in drainage pipe 1's pipe wall and communicates with drainage pipe 1's inner chamber 3, be full of the water under high pressure in the high pressure water channel, the water under high pressure sprays drainage pipe 1's inner chamber 3.

In the above embodiment, the drainage pipeline 1 may have a similar double-layer pipeline structure, the double-layer pipeline structure is connected into a whole at the end of the drainage pipeline through a connecting piece, and the high-pressure water pipe 2 may be embedded in the wall of the drainage pipeline 1 when the drainage pipeline 1 is manufactured. The automatic dredging of the drainage pipeline 1 is realized by improving the structure of the drainage pipeline 1 and combining high-pressure water flow, and the water flow washes silt deposited on the pipe wall through a water outlet hole channel 4 (preferably a small hole structure: 0.8-1.5 mm) and washes the silt to the downstream along the direction of the water flow, so that the effect of water conservancy dredging is achieved, and compared with the traditional manual dredging mode, the water saving dredging device is good in dredging effect.

In a preferred embodiment of the automatic dredging device for water conservancy of the drainage pipeline based on high-pressure injection, the high-pressure water pipe 2 is embedded in the pipe wall of the drainage pipeline 1 along the length direction of the pipe wall, and the high-pressure water pipe 2 is provided with a water outlet channel 4 and extends to an inner cavity 3 of the drainage pipeline 1.

In the preferred embodiment of the automatic dredging device for water conservancy of drainage pipeline based on high-pressure injection, the water outlet channel 4 is inclined towards the water flow direction from the high-pressure water pipe 2 to the drainage pipeline 1, and the impact force on silt on the pipe wall can be improved due to the fact that the high-pressure water flow direction is generally consistent with the sewage flow direction.

In the preferred embodiment of the automatic dredging device for water conservancy of the drainage pipeline based on high-pressure injection, a plurality of groups of high-pressure water pipes 2 are embedded in the pipe wall of the drainage pipeline 1 along the circumferential direction of the pipe wall, so that the drainage pipeline 1 is circumferentially and omnidirectionally dredged.

In a preferred embodiment of the water conservancy automatic dredging device for the drainage pipeline based on high-pressure injection, the inclination angle of the water outlet channel is 30-60 degrees, and the impact effect on sludge is the best in the angle range.

In the preferred embodiment of the automatic desilting device of drainage pipe water conservancy based on high-pressure injection of this application, as shown in fig. 3, multiunit high-pressure water pipe 2 is located drainage pipe 1's first end and passes through the annular pipe and communicate each other, annular pipe and first branch 5 intercommunication, first branch 5 perpendicular to drainage pipe 1's pipe wall stretches out, first branch 5 is connected with high-pressure water pump and water tank 7 in proper order. The water in the water tank 7 is pumped into the first branch pipe 5 through the high-pressure water pump 6 and then is divided into the high-pressure water pipes 2 in sequence.

While the embodiments of the invention have been described above, it is not intended to be limited to the details shown, or described, but rather to cover all modifications, which would come within the scope of the appended claims, and all changes which come within the meaning and range of equivalency of the art are therefore intended to be embraced therein.

Claims

1. The automatic dredging device for the water conservancy of the drainage pipeline based on high-pressure injection is characterized in that a high-pressure water channel is formed in the pipe wall of the drainage pipeline and communicated with an inner cavity of the drainage pipeline, and high-pressure water is filled in the high-pressure water channel.

2. The automatic dredging device for water conservancy discharge pipelines based on high-pressure injection as claimed in claim 1, wherein the high-pressure water pipe is embedded in the pipe wall of the water conservancy discharge pipeline along the length direction of the pipe wall, and a water outlet hole channel is formed in the high-pressure water pipe and extends to the inner cavity of the water conservancy discharge pipeline.

3. The automatic dredging device for water draining pipeline based on high pressure jet as claimed in claim 2, wherein the water outlet channel is inclined to the water flow direction from the high pressure water pipe to the water draining pipeline.

4. The water conservancy automatic dredging device for the drainage pipeline based on the high-pressure injection as claimed in claim 3, wherein a plurality of groups of high-pressure water pipes are embedded in the pipe wall of the drainage pipeline along the circumferential direction of the pipe wall.

5. The automatic dredging device for water draining pipeline based on high pressure jet as claimed in claim 3, wherein the inclined angle of the water outlet channel is 30-60 °.

6. The automatic dredging device for water conservancy discharge pipelines based on high-pressure injection as claimed in claim 4, wherein a plurality of groups of high-pressure water pipes are arranged at the first ends of the water discharge pipelines and are communicated with each other through a ring pipe, the ring pipe is communicated with a first branch pipe, the first branch pipe extends out perpendicular to the pipe wall of the water discharge pipelines, and the first branch pipe is sequentially connected with a high-pressure water pump and a water tank.