CN219233382U

CN219233382U - Pipeline inner wall cleaning device for pipeline repair by penetrating method

Info

Publication number: CN219233382U
Application number: CN202223531604.8U
Authority: CN
Inventors: 翟双岭; 卢渤; 杜黎明; 肖杰; 梁峰; 牟飞云; 陈直骋; 侯明
Original assignee: Sinopec Northwest Oil Field Co
Current assignee: Sinopec Northwest Oil Field Co
Priority date: 2022-12-28
Filing date: 2022-12-28
Publication date: 2023-06-23
Anticipated expiration: 2032-12-28

Abstract

The utility model discloses a pipeline inner wall cleaning device for pipeline repair by an insertion method, which comprises a positioning rod, a pipeline inner wall cleaning device arranged at the right end of the positioning rod, and an extension rod for increasing the length of the positioning rod. According to the utility model, the electric control telescopic rod is controlled, so that the supporting disc and the movable disc are mutually close to each other, the distance between the movable disc and the fixed disc is prolonged, the included angle between the first connecting rod and the second connecting rod is increased, the rotating shaft drives the cleaning plate to gather towards the central axis direction of the positioning rod until the device can be inserted into the inner cavity of the pipeline, the outer side surface of the cleaning plate can be contacted with the inner wall of the pipeline in a similar way, and then the positioning rod is rotated to enable the cleaning plate to rub against the inner wall of the pipeline, so that the cleaning operation of the inner wall of the pipeline is realized, and meanwhile, the adjustability of the cleaning device for the inner wall of the pipeline is utilized to realize the application to pipelines with different diameters and thicknesses.

Description

Pipeline inner wall cleaning device for pipeline repair by penetrating method

Technical Field

The utility model relates to the technical field of cleaning of inner walls of pipelines, in particular to a pipeline inner wall cleaning device for pipeline repair by an insertion method.

Background

Along with the progress of technology, the trenchless pipeline repair technology keeps the rapid development potential, and common airbag point repair with local trenchless repair, point UV in-situ curing repair, stainless steel foaming cylinders, stainless steel double expansion rings, stainless steel sleeves and the like are carried out; the common methods for repairing the whole section include an interpenetration method, a water-turning in-situ curing method, a UV-CIPP in-situ curing method, a folding lining method, a machine-made spiral winding method and the like; each of these methods is practical, but has its own advantages and disadvantages.

The pipeline repairing method comprises the steps of pulling a new PE pipe into a pipeline to be repaired to form a pipe-in-pipe, effectively cleaning dirt, sediment and other foreign matters in the pipeline to be repaired by adopting advanced high-pressure water jet cleaning equipment before construction, determining the size of a pollution discharge and drift diameter combiner according to the endoscopic inspection condition of a robot, carrying out pollution discharge and drift diameter on the pipeline by using a drift diameter device, and then carrying out repairing construction, wherein in the pipeline repairing method by using the high-pressure water jet cleaning equipment, the following defects are caused: the high-pressure water washing can not completely remove the adhesive in the pipeline by means of the impact force of water pressure, such as hard blocks with strong viscosity, and the like, so that after a new PE pipe is pulled into the pipeline to be repaired, the new PE pipe is scratched by the hard blocks possibly, and the repairing effect is affected; in view of the above drawbacks, a cleaning device for repairing the inner wall of a pipeline by a penetration method is proposed by those skilled in the art.

Disclosure of Invention

The utility model aims to provide a pipeline inner wall cleaning device for pipeline repair by an insertion method, which aims to solve the defects in the technology.

In order to achieve the above object, the present utility model provides the following technical solutions: comprises a positioning rod, a cleaning device for the inner wall of the pipeline arranged on the right end of the positioning rod, and an extension rod for increasing the length of the positioning rod; wherein, including setting gradually support disc, movable disc and the fixed disc on the locating lever outer lane lateral wall from left to right in the pipeline inner wall cleaning device, and movable disc swing joint on the outer lane of locating lever, be provided with automatically controlled telescopic link between support disc and the movable disc red, six groups of supporting seats of having all been arranged to the annular array on the outer lane lateral wall of movable disc and fixed disc, articulated respectively have first connecting rod and second connecting rod in the inner chamber of supporting seat, and articulated on the one end that first connecting rod and second connecting rod are close to each other have the pivot, are fixed with the cleaning plate on the outside surface of pivot.

As a preferable scheme of the utility model, the power input end of the electric control telescopic rod is fixedly connected with an external power supply through an electric wire, and the control end of the electric control telescopic rod is connected with the controller through a signal.

As a preferable scheme of the utility model, the right end of the positioning rod is fixedly connected with the left side wall of the fixed disc.

As a preferable scheme of the utility model, round holes are formed in the supporting disc and the movable disc, the inner wall of the round hole in the supporting disc is fixedly connected with the outer ring of the positioning rod, and the inner wall of the round hole in the movable disc is movably connected with the side wall of the outer ring of the positioning rod.

As a preferable scheme of the utility model, the right end of the extension rod is welded with the external screw tube, the left end of the extension rod and the left end of the positioning rod are respectively provided with a threaded hole, and the threaded holes are mutually matched with the external screw tube.

As a preferable scheme of the utility model, a plurality of through holes which are regularly arranged are formed on the outer side surface of the cleaning plate.

As a preferable scheme of the utility model, a fixed block is welded on one side of the rotating shaft far away from the first connecting rod and the second connecting rod, and one side of the fixed block far away from the rotating shaft is fixedly connected with the inner side surface of the cleaning plate.

In the technical scheme, the utility model has the technical effects and advantages that:

according to the utility model, the electric control telescopic rod is controlled, so that the supporting disc and the movable disc are mutually close to each other, the distance between the movable disc and the fixed disc is prolonged, the included angle between the first connecting rod and the second connecting rod is increased, the rotating shaft drives the cleaning plate to gather towards the central axis direction of the positioning rod until the device can be inserted into the inner cavity of the pipeline, the outer side surface of the cleaning plate can be contacted with the inner wall of the pipeline in a similar way, and then the positioning rod is rotated to enable the cleaning plate to rub against the inner wall of the pipeline, so that the cleaning operation of the inner wall of the pipeline is realized, and meanwhile, the adjustability of the cleaning device for the inner wall of the pipeline is utilized to realize the application to pipelines with different diameters and thicknesses.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.

Fig. 1 is a schematic perspective view of a cleaning device for inner wall of pipeline for pipeline repair by insertion method according to the present utility model;

FIG. 2 is a schematic view of a partially exploded structure of a device for cleaning the inner wall of a pipeline for pipeline repair by an insertion method according to the present utility model;

fig. 3 is an exploded structure schematic diagram of a pipeline inner wall cleaning device for pipeline repair by an insertion method according to the present utility model.

Reference numerals illustrate:

1. a positioning rod; 2. a cleaning device for the inner wall of the pipeline; 21. a support disc; 22. an electric control telescopic rod; 23. a movable disc; 24. a support base; 25. a first link; 26. a rotating shaft; 27. a second link; 28. a cleaning plate; 29. a fixed disc; 3. an outer thread tube; 4. an extension bar.

Detailed Description

In order to make the explanation and the description of the technical solution and the implementation of the present utility model clearer, several preferred embodiments for implementing the technical solution of the present utility model are described below.

The following description is merely exemplary in nature and is not intended to limit the present disclosure, application, or uses. It should be understood that throughout the drawings, the same or similar reference numerals indicate the same or similar parts and features. The drawings merely schematically illustrate the concepts and principles of embodiments of the disclosure and do not necessarily illustrate the specific dimensions and proportions of the various embodiments of the disclosure. Specific details or structures of embodiments of the present disclosure may be shown in exaggerated form in particular drawings, various publications, patents and published patent specifications cited herein are incorporated herein by reference in their entirety and below are set forth in detail the embodiments of the present utility model, which are obviously only a few embodiments of the present utility model.

In the description of the present utility model, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance unless explicitly specified or limited otherwise; the term "plurality" means two or more, unless specified or indicated otherwise; the terms "coupled," "secured," and the like are to be construed broadly, and may be used, for example, in a fixed or removable connection; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the description of the present specification, it should be understood that the terms "upper," "lower," "left," "right," and the like in the embodiments of the present application are described in terms of angles shown in the drawings, and should not be construed as limiting the embodiments of the present application. In the context of this document, it will also be understood that when an element is referred to as being "on" or "under" another element, it can be directly on the other element or be indirectly on the other element through intervening elements.

Example 1

Referring to fig. 1 to 3 of the specification, a pipeline inner wall cleaning device for pipeline repair by an insertion method is provided:

comprises a positioning rod 1, a pipeline inner wall cleaning device 2 arranged at the right end of the positioning rod 1, and an extension rod 4 for increasing the length of the positioning rod 1; in order to avoid manual rotation of the positioning rod 1 or the extension rod 4, the end points of the positioning rod 1 or the extension rod 4 are connected with a driving motor through a coupler, so that the electric control pipeline inner wall cleaning device 2 is rotationally cleaned in a pipeline, the pipeline inner wall cleaning device 2 comprises a supporting disc 21, a movable disc 23 and a fixed disc 29 which are sequentially arranged on the outer ring side wall of the positioning rod 1 from left to right, the movable disc 23 is movably connected on the outer ring of the positioning rod 1, an electric control telescopic rod 22 is arranged between the supporting disc 21 and the movable disc 23 in an infrared manner, six groups of supporting seats 24 are distributed on the outer ring side walls of the movable disc 23 and the fixed disc 29 in an annular array manner, a first connecting rod 25 and a second connecting rod 27 are respectively hinged in an inner cavity of the supporting seat 24, one end, close to each other, of the first connecting rod 25 and the second connecting rod 27 is hinged with a rotating shaft 26, and a cleaning plate 28 is fixed on the outer side surface of the rotating shaft 26.

Example two

Based on the first embodiment, referring to fig. 1 to fig. 3 of the specification, a pipeline inner wall cleaning device for pipeline repair by an insertion method is provided:

the power input end of the electric control telescopic rod 22 is fixedly connected with an external power supply through an electric wire, the control end of the electric control telescopic rod 22 is connected with a controller through a signal, the right end of the positioning rod 1 is fixedly connected with the left side wall of the fixed disc 29, round holes are formed in the inner parts of the supporting disc 21 and the movable disc 23, the inner wall of the round hole in the inner part of the supporting disc 21 is fixedly connected with the outer ring of the positioning rod 1, the inner wall of the round hole in the inner part of the movable disc 23 is movably connected with the outer ring side wall of the positioning rod 1, the right end of the extension rod 4 is welded with the outer thread pipe 3, the left end of the extension rod 4 and the left end of the positioning rod 1 are provided with threaded holes, the threaded holes are mutually matched with the outer thread pipe 3, a plurality of through holes which are regularly distributed are formed in the outer side surface of the cleaning plate 28, one side of the rotating shaft 26, which is far away from the first connecting rod 25 and the second connecting rod 27, is welded with a fixed block, and one side of the fixed block, which is far away from the rotating shaft 26, is fixedly connected with the inner side surface of the cleaning plate 28.

Referring to fig. 1 to 3 of the specification, the working principle of the utility model is as follows:

before the inner wall of the pipeline is cleaned by using the device, the electric control telescopic rod 22 between the supporting disc 21 and the movable disc 23 is controlled, the electric control telescopic rod 22 is used for enabling the supporting disc 21 and the movable disc 23 to be close to each other, so that the distance between the movable disc 23 and the fixed disc 29 is prolonged, the included angle between the first connecting rod 25 and the second connecting rod 27 is prolonged, the rotating shaft 26 is used for driving the cleaning plate 28 to gather towards the central axis direction of the positioning rod 1, a notch is formed in the side wall of the pipeline, the device can be inserted into the inner cavity of the pipeline, then the electric control telescopic rod 22 is controlled reversely, so that the distance between the movable disc 23 and the fixed disc 29 is shortened, the included angle between the first connecting rod 25 and the second connecting rod 27 is reduced, the rotating shaft 26 is used for driving the cleaning plate 28 to be unfolded away from the central axis direction of the positioning rod 1, the outer side surface of the cleaning plate 28 is enabled to be close to the inner wall of the pipeline, and then the positioning rod 1 is rotated to enable the cleaning plate 28 to be rubbed with the inner wall of the pipeline, and the inner wall of the pipeline is cleaned, and the diameter of the pipeline is adjustable device 2 is used for realizing the pipeline cleaning operation with different diameters.

While certain exemplary embodiments of the present utility model have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the utility model, which is defined by the appended claims.

Claims

1. Pipeline inner wall cleaning device for pipeline repair by penetration method, which is characterized in that: comprises a positioning rod (1), a pipeline inner wall cleaning device (2) arranged at the right end of the positioning rod (1), and an extension rod (4) for increasing the length of the positioning rod (1); wherein, including supporting disc (21), movable disc (23) and fixed disc (29) that set gradually on locating lever (1) outer lane lateral wall from left to right in pipeline inner wall cleaning device (2), and movable disc (23) swing joint on the outer lane of locating lever (1), be provided with automatically controlled telescopic link (22) in red between supporting disc (21) and movable disc (23), six groups of supporting seats (24) have all been arranged to annular array on the outer lane lateral wall of movable disc (23) and fixed disc (29), first connecting rod (25) and second connecting rod (27) have been articulated respectively in the inner chamber of supporting seat (24), and articulated on the one end that first connecting rod (25) and second connecting rod (27) are close to each other have pivot (26), be fixed with cleaning plate (28) on the outside surface of pivot (26).

2. The pipeline inner wall cleaning device for pipeline repair by a penetration method according to claim 1, wherein: the power input end of the electric control telescopic rod (22) is fixedly connected with an external power supply through an electric wire, and the control end of the electric control telescopic rod (22) is connected with the controller through a signal.

3. The pipeline inner wall cleaning device for pipeline repair by a penetration method according to claim 1, wherein: the right end of the positioning rod (1) is fixedly connected with the left side wall of the fixed disc (29).

4. The pipeline inner wall cleaning device for pipeline repair by a penetration method according to claim 1, wherein: round holes are formed in the inner parts of the supporting disc (21) and the movable disc (23), the inner wall of the round hole in the inner part of the supporting disc (21) is fixedly connected with the outer ring of the positioning rod (1), and the inner wall of the round hole in the inner part of the movable disc (23) is movably connected with the side wall of the outer ring of the positioning rod (1).

5. The pipeline inner wall cleaning device for pipeline repair by a penetration method according to claim 1, wherein: the right-hand member of extension bar (4) is the welding and has outer screw pipe (3), and screw hole has all been seted up to the left end of extension bar (4) and the left end of locating lever (1), and screw hole and outer screw pipe (3) looks adaptation each other.

6. The pipeline inner wall cleaning device for pipeline repair by a penetration method according to claim 1, wherein: the outer side surface of the cleaning plate (28) is provided with a plurality of through holes which are distributed in order.

7. The pipeline inner wall cleaning device for pipeline repair by a penetration method according to claim 1, wherein: one side of the rotating shaft (26) far away from the first connecting rod (25) and the second connecting rod (27) is welded with a fixed block, and one side of the fixed block far away from the rotating shaft (26) is fixedly connected with the inner side surface of the cleaning plate (28).