CN219100294U

CN219100294U - Municipal drainage pipeline's desilting device

Info

Publication number: CN219100294U
Application number: CN202222868216.2U
Authority: CN
Inventors: 白雪; 曹保山; 赵松
Original assignee: China State Construction Port Engineering Group Co Ltd
Current assignee: China State Construction Port Engineering Group Co Ltd
Priority date: 2022-10-28
Filing date: 2022-10-28
Publication date: 2023-05-30
Anticipated expiration: 2032-10-28

Abstract

A dredging device of municipal drainage pipeline relates to the technical field of drainage pipeline equipment and comprises a circular support frame, wherein rollers are uniformly arranged on the circumference of the outer circle of the support frame, the wheel shafts of the rollers are perpendicular to the central shaft of the support frame, and the rollers are supported on the inner wall of the drainage pipeline; the center of the support frame is provided with a coaxial rotary spraying device, the rotary spraying device is provided with a plurality of nozzles with central symmetry, and the included angle between the central axis of each nozzle and the radial direction of the drainage pipeline is an acute angle. This is novel clear up the filth of drain pipe inner wall fast, prevents to block up.

Description

Municipal drainage pipeline's desilting device

Technical Field

The utility model relates to the technical field of drainage pipeline equipment, in particular to a dredging device of a municipal drainage pipeline.

Background

Municipal drainage pipeline specification size all has, and little drainage pipeline can be in order to prevent debris jam in the use, can install filter equipment in water inlet department, and great darker drainage pipeline is as the main line, has collected sewer, little drainage pipeline's sewage, forms dirt on the pipe wall very easily and piles up silt, piles up for a long time, influences drainage pipeline's displacement. In addition, in the sewage quality control in the drainage pipeline, need gather the water sample, often because silt etc. in the pipeline this moment, the accuracy of difficult assurance water sample. The existing cleaning method is that workers climb into the pipeline from the sewer opening to manually clean, the cleaning work is very difficult, the working environment is too poor, the efficiency is low, and therefore, how to quickly clean the attached dirt on the inner wall of the drainage pipeline is one of the technical problems to be solved.

Disclosure of Invention

In order to solve the problems in the prior art, the utility model provides a dredging device for a municipal drainage pipeline, which can quickly clean dirt on the inner wall of the drainage pipeline and prevent blockage.

The aim of the utility model can be achieved by the following technical scheme: the utility model provides a municipal drainage pipe's desilting device, includes annular support frame, support frame excircle department circumference equipartition is installed the gyro wheel, the shaft of gyro wheel with the center pin of support frame is perpendicular, the gyro wheel supports on drainage pipe's inner wall; the center of the support frame is provided with a coaxial rotary spraying device, the rotary spraying device is provided with a plurality of nozzles with central symmetry, and the included angle between the central axis of each nozzle and the radial direction of the drainage pipeline is an acute angle.

Preferably, the rotary spraying device comprises a high-pressure rotary spraying seat and a spray pipe, wherein the high-pressure rotary spraying seat is arranged at the central position of the support frame and is coaxial with the support frame, the spray pipe is arranged on the high-pressure rotary spraying seat, and the spray pipe is arranged at the tail end part of the spray pipe.

Preferably, the included angle between the central axis of the nozzle and the axial direction of the drainage pipeline is an acute angle.

Preferably, the center position of the support frame is fixedly provided with a mounting seat, and the rotary spraying device is mounted on the mounting seat.

Preferably, elastic telescopic rods are uniformly distributed on the circumference of the support frame, and the rollers are mounted at the end parts of the elastic telescopic rods.

Preferably, the elastic telescopic rod comprises a sleeve, a sliding rod and a spring, wherein the sleeve is fixed on the supporting frame, the spring is installed at the bottom of the sleeve, one end of the sliding rod is inserted into the sleeve to be fixedly connected with the spring, and the other end of the sliding rod extends out of the sleeve to be fixedly connected with the roller.

Preferably, a supporting plate is installed at the end of each sliding rod, two rollers are installed on the outer side of each supporting plate, and the two rollers are distributed along the central axis direction of the drainage pipeline.

The comprehensive effects brought by the utility model include: the utility model has simple and reasonable structure and convenient use, and the supporting frame and the roller are arranged as the supporting structure of the rotary spraying device, so that the special inclination direction of the nozzle of the rotary spraying device can provide rotary thrust for circumferential rotation cleaning of the inner wall of the pipeline, can provide thrust for forward movement of the whole device, does not need additional power driving, can rapidly and adaptively clean the inner wall of the pipeline, and ensures clean cleaning.

Drawings

FIG. 1 is a schematic diagram of a front view of a dredging device for municipal drainage pipelines according to an embodiment of the utility model.

FIG. 2 is a schematic diagram showing a front view of a dredging device for municipal drainage pipelines according to an embodiment of the utility model.

FIG. 3 is a schematic side view of a dredging device for municipal drainage pipelines according to an embodiment of the utility model.

Wherein like parts are designated by like reference numerals throughout the several views; the figures are not drawn to scale.

Detailed Description

The utility model is further described below with reference to the drawings and examples.

Examples

The dredging device of the municipal drainage pipeline 3 comprises an annular supporting frame 1, wherein rollers 2 are uniformly distributed on the circumference of the outer circle of the supporting frame 1, the wheel shafts of the rollers 2 are perpendicular to the central shaft of the supporting frame 1, and the rollers 2 are supported on the inner wall of the drainage pipeline 3; when in use, the roller 2 on the support frame 1 is supported on the inner wall of the pipeline to advance, and plays a role in supporting the whole dredging device.

The center of the support frame 1 is provided with a coaxial rotary spraying device 4, the rotary spraying device 4 comprises a high-pressure rotary spraying seat 41 and spray pipes 42, the high-pressure rotary spraying seat 41 is arranged at the center of the support frame 1 and is coaxial with the support frame 1, the spray pipes 42 are two and circumferentially uniformly distributed and are arranged on the high-pressure rotary spraying seat 41, the end part of each spray pipe 42 is provided with one spray nozzle 43, and the two spray nozzles 43 are arranged in a central symmetry manner; the included angle between the central axis of the nozzle 43 and the radial direction of the drainage pipeline 3 is an acute angle, that is, the included angle between the central axis of the nozzle 43 and the central axis of the spray pipe 42 is an obtuse angle, so that the high-pressure water flow sprayed by the nozzle 43 is umbrella-shaped, but is sprayed to the pipe wall obliquely to form thrust in the circumferential direction, so that the nozzle 43 rotates to spray water to clean the peripheral ring of the pipe wall; the included angle between the central axis of the nozzle 43 and the axial direction of the drainage pipeline 3 is an acute angle, water sprayed by the nozzle 43 is sprayed towards the rear of the pipeline to form a reaction force of forward pushing, so that the whole dredging device can be driven to advance without additional power driving; i.e. the trajectory of the spray nozzle 43 during the cleaning process is helical. The high pressure rotary jetting tool 41 is conventional and can be purchased directly.

Further, for convenience in installation, an installation seat 5 is fixedly arranged at the central position of the support frame 1, and the rotary spraying device 4 is installed on the installation seat 5.

Further, four elastic telescopic rods 6 are uniformly distributed on the circumference of the support frame 1, and the idler wheels 2 are arranged at the end parts of the elastic telescopic rods 6; the elastic telescopic rod 6 comprises a sleeve 61, a slide rod 62 and a spring 63, wherein the sleeve 61 is fixed on the support frame 1, the spring 63 is installed at the bottom of the sleeve 61, one end of the slide rod 62 is inserted into the sleeve 61 and fixedly connected with the spring 63, and the other end of the slide rod 62 extends out of the sleeve 61 and is fixedly connected with the roller 2. The purpose of the elastic telescopic rod 6 is to make the roller 2 support on the pipe wall with slight supporting force, so as to keep the whole dredging device stable and not swaying in the cleaning process.

Further, in order to improve the supporting stability of the rollers 2, a supporting plate 7 is mounted at an end of each sliding rod 62, two rollers 2 are mounted on the outer side of the supporting plate 7, and the two rollers 2 are distributed along the central axis direction of the drainage pipeline 3.

In actual manufacturing, the front and the rear are divided according to the advancing direction of the dredging device in the drainage pipeline 3, and in order to prevent the roller 2 from being pressed on the deposited dirt and being difficult to advance, the rotary spraying device 4 is arranged in front of the support frame 1, and can spray water to the roller 2 while cleaning the pipe wall. When the device is used, after the dredging device is placed in the drainage pipeline 3, the high-pressure water pump is started, high-pressure water flows into the rotary spraying device 4 and is sprayed out from the nozzle 43, the inclined arrangement of the nozzle 43 enables the sprayed high-pressure water flow to be sprayed out to be sprayed backwards to be closed, forward thrust is formed while cleaning, the whole device is driven to move forwards, meanwhile, the inclined arrangement of the nozzle 43 on the radial section of the drainage pipeline 3 can ensure that the high-pressure water flow sprayed out by the nozzle 43 forms thrust on the circumference, so that the nozzle 43 rotates, and the circumference of the drainage pipeline 3 can be sprayed with water for cleaning. After the cleaning is finished, the device is directly pulled out of the drainage pipeline 3 in the reverse direction.

The comprehensive effects brought by the embodiment of the utility model include: the utility model has simple and reasonable structure and convenient use, the supporting frame 1 and the roller 2 are arranged as the supporting structure of the rotary spraying device 4, the special inclination direction of the nozzle 43 of the rotary spraying device 4 can provide rotary thrust for circumferential rotation cleaning of the inner wall of the pipeline, and can provide thrust for forward movement of the whole device, no additional power drive is needed, the inner wall of the pipeline can be quickly and adaptively cleaned, and the cleaning is ensured.

The structures, proportions, sizes, etc. shown in the drawings attached hereto are for illustration purposes only and are not intended to limit the scope of the utility model, which is defined by the claims, but rather by the claims. Also, the terms such as "upper," "lower," "left," "right," "middle," and "a" and the like recited in the present specification are merely for descriptive purposes and are not intended to limit the scope of the utility model, but are intended to provide relative positional changes or modifications without materially altering the technical context in which the utility model may be practiced.

The utility model has been described above with reference to preferred embodiments, but the scope of the utility model is not limited thereto, and any and all technical solutions falling within the scope of the claims are within the scope of the utility model. Various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model. In particular, the technical features mentioned in the respective embodiments may be combined in any manner as long as there is no structural conflict.

Claims

1. The dredging device of the municipal drainage pipeline is characterized by comprising an annular supporting frame (1), wherein rollers (2) are uniformly distributed on the circumference of the outer circle of the supporting frame (1), the wheel shafts of the rollers (2) are perpendicular to the central shaft of the supporting frame (1), and the rollers (2) are supported on the inner wall of the drainage pipeline (3); the center of the support frame (1) is provided with a coaxial rotary spraying device (4), the rotary spraying device (4) is provided with a plurality of centrally symmetrical nozzles (43), and the included angle between the central axis of each nozzle (43) and the radial direction of the drainage pipeline (3) is an acute angle.

2. The dredging device for municipal drainage pipelines according to claim 1, wherein the rotary jetting device (4) comprises a high-pressure rotary jetting seat (41) and a jet pipe (42), the high-pressure rotary jetting seat (41) is installed at the central position of the support frame (1) and is coaxial with the support frame (1), the jet pipe (42) is installed on the high-pressure rotary jetting seat (41), and the jet pipe (43) is installed at the tail end part of the jet pipe (42).

3. Dredging arrangement according to claim 2, characterized in that the centre axis of the nozzle (43) is at an acute angle to the axial direction of the drainage pipe (3).

4. The dredging device for municipal drainage pipelines according to claim 1, wherein a mounting seat (5) is fixedly arranged at the central position of the supporting frame (1), and the rotary spraying device (4) is mounted on the mounting seat (5).

5. The dredging device for municipal drainage pipelines according to claim 1, wherein elastic telescopic rods (6) are uniformly distributed on the circumference of the supporting frame (1), and the rollers (2) are installed at the end parts of the elastic telescopic rods (6).

6. The dredging device for municipal drainage pipelines according to claim 5, wherein the elastic telescopic rod (6) comprises a sleeve (61), a sliding rod (62) and a spring (63), the sleeve (61) is fixed on the supporting frame (1), the spring (63) is installed at the bottom of the sleeve (61), one end of the sliding rod (62) is inserted into the sleeve (61) to be fixedly connected with the spring (63), and the other end of the sliding rod (62) extends out of the sleeve (61) to be fixedly connected with the roller (2).

7. The dredging device for municipal drainage pipes according to claim 6, wherein one support plate (7) is mounted at the end of each slide bar (62), two rollers (2) are mounted on the outer side of the support plate (7), and the two rollers (2) are distributed along the central axis direction of the drainage pipe (3).