Cleaning device for inner wall of underwater large pipeline
阅读说明：本技术 水下大型管道内壁清理装置 (Cleaning device for inner wall of underwater large pipeline ) 是由 王峰 孙毅 刘丛懋 包竞姿 于 2019-09-30 设计创作，主要内容包括：本发明涉及管道清理设备领域,提供一种水下大型管道内壁清理装置,包括：中心轴以及分别设置在中心轴两端的螺旋刮板机构；所述螺旋刮板机构包括：螺旋架、多组叶片和多组刮板；所述螺旋架固定套设在中心轴上,所述螺旋架设有多根支杆,多根支杆在圆周方向上分布；每根支杆的筋条上铰接对应的叶片；每根支杆的端部设置对应的刮板；所述刮板与支杆连接长度可调节。还包括：套设在中心轴上的内胀轮架机构；所述内胀轮架机构包括：轮架和多个内胀轮；所述轮架套设在中心轴上,所述轮架包括两组支撑单元,每组支撑单元包括圆周分布的多根支撑腿；每根支撑腿端部设置对应的内胀轮。本发明能够进行管道内壁清理作业、操作简便、工作效率高。(The invention relates to the field of pipeline cleaning equipment, and provides underwater large-scale pipeline inner wall cleaning devices which comprise a central shaft and spiral scraper mechanisms respectively arranged at two ends of the central shaft, wherein each spiral scraper mechanism comprises a spiral frame, a plurality of groups of blades and a plurality of groups of scrapers, the spiral frame is fixedly sleeved on the central shaft, the spiral frame is provided with a plurality of supporting rods, the plurality of supporting rods are distributed in the circumferential direction, corresponding blades are hinged to ribs of each supporting rod, the end part of each supporting rod is provided with a corresponding scraper, the connecting length of the scrapers and the supporting rods is adjustable, the underwater large-scale pipeline inner wall cleaning devices further comprise an inner expansion wheel frame mechanism sleeved on the central shaft, each inner expansion wheel frame mechanism comprises a wheel frame and a plurality of inner expansion wheels, each wheel frame is sleeved on the central shaft and comprises two groups of supporting units, each group of supporting units comprises a plurality of supporting legs distributed in the circumferential direction, and the end part of each supporting leg is provided with.)
cleaning device for inner wall of large underwater pipeline, which is characterized in that it comprises a central shaft (1) and spiral scraper mechanisms respectively arranged at two ends of the central shaft (1);
the spiral scraping plate mechanism comprises: a spiral frame (4), a plurality of groups of blades (5) and a plurality of groups of scrapers (6);
the spiral rack (4) is rotatably sleeved on the central shaft (1), the spiral rack (4) is provided with a plurality of supporting rods, and the plurality of supporting rods are distributed in the circumferential direction;
the ribs of each supporting rod are hinged with corresponding blades (5); the end part of each support rod is provided with a corresponding scraper (6); the connection length of the scraper (6) and the support rod is adjustable.
2. The underwater large pipeline inner wall cleaning device according to claim 1, further comprising: the inner expanding wheel frame mechanism is sleeved on the central shaft (1);
the internal expanding wheel frame mechanism comprises: the device comprises a wheel carrier (2) and a plurality of inner expanding wheels (3);
the wheel carrier (2) is sleeved on the central shaft (1), the wheel carrier (2) comprises two groups of supporting units, and each group of supporting units comprises a plurality of supporting legs which are distributed circumferentially;
the end part of each supporting leg is provided with a corresponding inner expanding wheel (3), and the connecting length of the inner expanding wheel (3) and the supporting leg is adjustable.
3. The underwater large pipeline inner wall cleaning device is characterized in that the connection length of the inner expanding wheel (3) and the supporting legs is adjustable, and the method is realized by the following steps:
the inner expanding wheel (3) and the supporting legs are respectively provided with a strip-shaped hole site;
the inner expanding wheel (3) is fixedly connected with the supporting leg through a strip-shaped hole position and a bolt.
4. The underwater large pipeline inner wall cleaning device according to claim 2, wherein adjacent support legs of each group of support units are fixed by support rods;
the two groups of supporting units are fixed through supporting rods.
5. The underwater large pipeline inner wall cleaning device according to claim 2 or 4, wherein each group of the support units comprises three support legs.
6. The underwater large pipeline inner wall cleaning device is characterized in that the connection length of the scraper (6) and the support rod is adjustable, and the cleaning is realized by the following steps:
the scraper (6) and the support rod of the spiral frame (4) are respectively provided with a strip-shaped hole site;
the scraper (6) is fixedly connected with the support rod of the spiral frame (4) through a long strip-shaped hole and a bolt.
7. The underwater large pipe inner wall cleaning device according to claim 1, wherein the connecting members between the adjacent struts form a circular shape.
8. The underwater large pipeline inner wall cleaning device according to claim 1 or 7, wherein the spiral frame (4) is provided with three support rods.
9. The underwater large pipeline inner wall cleaning device according to claim 1, wherein the spiral scraper mechanism further comprises: a sliding sleeve (7) and a plurality of pull rods (8);
the sliding sleeve (7) is sleeved on the central shaft (1), a plurality of pull rods (8) are uniformly arranged on the sliding sleeve (7) in the circumferential direction, and the other ends of the pull rods (8) are connected to the bottoms of the corresponding blades (5) through a universal shaft mechanism;
a spring is arranged in the sliding sleeve (7).
10. The underwater large pipeline inner wall cleaning device according to claim 9, characterized in that the end of the central shaft (1) is provided with a pulling hole (10);
the central shaft (1) is also provided with a limiting table (9); the limiting table (9) is arranged on the inner side of the sliding sleeve (7).
Technical Field
The invention relates to the field of pipeline cleaning equipment, in particular to an underwater large pipeline inner wall cleaning device.
Background
At present, relevant enterprises such as nuclear power and ship manufacturing need to arrange large-scale pipelines under sea level, generally speaking, the inner diameter is 5 meters, and after the large-scale pipelines operate under water for periods, a large amount of marine organisms such as mussels, oysters, partial artificial garbage and the like can be attached to the large-scale pipelines, so that the flow speed is reduced, the flow is reduced, and particularly, accidents can occur when aggregated foreign bodies collapse suddenly.
The application environment of large-scale pipeline under water is complicated, leads to the pipeline inner wall very difficult to the clearance, and current clearance mode is manual clear shovel after the evacuation of cutting off the water, and operating difficulties, personnel are dangerous, inefficiency directly influence the production work of enterprise, have very big limitation.
Disclosure of Invention
The invention mainly solves the technical problems of difficult cleaning, difficult operation, personnel danger, low efficiency and the like of the inner wall of the pipeline in the prior art, and provides kinds of large-scale underwater pipeline inner wall cleaning devices which can clean the inner wall of the pipeline without consuming extra energy, so that the cleaning operation of the inner wall of the pipeline is simple and convenient, and the working efficiency is improved.
The invention provides an cleaning device for the inner wall of a large underwater pipeline, which comprises a central shaft (1) and spiral scraper mechanisms respectively arranged at two ends of the central shaft (1);
the spiral scraping plate mechanism comprises: a spiral frame (4), a plurality of groups of blades (5) and a plurality of groups of scrapers (6);
the spiral rack (4) is fixedly sleeved on the central shaft (1), the spiral rack (4) is provided with a plurality of supporting rods, and the plurality of supporting rods are distributed in the circumferential direction;
the ribs of each supporting rod are hinged with corresponding blades (5); the end part of each support rod is provided with a corresponding scraper (6); the connection length of the scraper (6) and the support rod is adjustable.
Preferably, the method further comprises the following steps: the inner expanding wheel frame mechanism is sleeved on the central shaft (1);
the internal expanding wheel frame mechanism comprises: the device comprises a wheel carrier (2) and a plurality of inner expanding wheels (3);
the wheel carrier (2) is sleeved on the central shaft (1), the wheel carrier (2) comprises two groups of supporting units, and each group of supporting units comprises a plurality of supporting legs which are distributed circumferentially;
the end part of each supporting leg is provided with a corresponding inner expanding wheel (3), and the connecting length of the inner expanding wheel (3) and the supporting leg is adjustable.
Preferably, the connection length of the inner expanding wheel (3) and the supporting leg is adjustable, and the connection length is realized through the following modes:
the inner expanding wheel (3) and the supporting legs are respectively provided with a strip-shaped hole site;
the inner expanding wheel (3) is fixedly connected with the supporting leg through a strip-shaped hole position and a bolt.
Preferably, adjacent support legs of each group of support units are fixed through support rods;
the two groups of supporting units are fixed through supporting rods.
Preferably, each set of support units comprises three support legs.
Preferably, the connection length of the scraper (6) and the support rod is adjustable, and the connection length is realized by the following modes:
the scraper (6) and the support rod of the spiral frame (4) are respectively provided with a strip-shaped hole site;
the scraper (6) is fixedly connected with the support rod of the spiral frame (4) through a long strip-shaped hole and a bolt.
Preferably, the connectors between adjacent struts form a circle.
Preferably, the spiral frame (4) is provided with three support rods.
Preferably, the spiral scraper mechanism further comprises: a sliding sleeve (7) and a plurality of pull rods (8);
the sliding sleeve (7) is sleeved on the central shaft (1), a plurality of pull rods (8) are uniformly arranged on the sliding sleeve (7) in the circumferential direction, and the other ends of the pull rods (8) are connected to the bottoms of the corresponding blades (5) through a universal shaft mechanism;
a spring is arranged in the sliding sleeve (7).
Preferably, a pulling hole (10) is arranged at the end of the central shaft (1);
the central shaft (1) is also provided with a limiting table (9); the limiting table (9) is arranged on the inner side of the sliding sleeve (7).
The underwater large-scale pipeline inner wall cleaning device provided by the invention has the advantages of simple structure, ingenious method, reasonable design and safe use, equipment is placed inside an underwater pipeline, no additional energy is provided, water flow impact inside the pipeline is converted into mechanical power, the spiral scraper mechanism is rotated in a pure mechanical mode, and attachments on the inner wall of the pipeline are scraped or hit and crushed by using a scraper, meanwhile, the water flow provides power to drive the spiral scraper mechanism to rotate, a storage battery can be charged, and electric power is provided for a lighting lamp, a video monitoring system and the like which can be assembled.
Drawings
FIG. 1 is a front view of the cleaning device for the inner wall of the underwater large pipeline provided by the invention;
FIG. 2 is a left side view of the cleaning device for the inner wall of the underwater large pipeline provided by the invention;
FIG. 3 is a perspective view of the cleaning device for the inner wall of the underwater large pipeline provided by the invention.
Reference numerals: 1-central shaft, 2-wheel carrier, 3-internal expanding wheel, 4-spiral frame, 5-blade, 6-scraper, 7-sliding sleeve, 8-pull rod, 9-limit table and 10-pulling hole.
Detailed Description
In order to make the technical problems to be solved, the technical solutions to be adopted and the technical effects to be achieved by the present invention clearer, the present invention is described in detail in with reference to the accompanying drawings and examples.
FIG. 1 is a front view of the cleaning device for the inner wall of the underwater large pipeline provided by the invention; FIG. 2 is a left side view of the cleaning device for the inner wall of the underwater large pipeline provided by the invention; FIG. 3 is a perspective view of the cleaning device for the inner wall of the underwater large pipeline provided by the invention. As shown in fig. 1 to 3, an apparatus for cleaning an inner wall of an underwater large pipeline according to an embodiment of the present invention includes: the device comprises a
Two groups of spiral scraper mechanisms are symmetrically arranged at two ends of the
The ribs of each support rod are connected with the
The spiral scraping plate mechanism further comprises a
In addition, the
The internal expanding wheel frame mechanism comprises: a
In the embodiment, each group of support units comprises three support legs; the three support legs can form a stable support structure. Adjacent support legs of each group of support units are fixed through support rods, and a triangular stable support structure is formed through the support rods; the two groups of supporting units are fixed through the supporting rods, so that the structure of the
On the basis of the scheme, a lighting lamp and a video monitoring system powered by a storage battery can be further installed on the
The working process of the cleaning device for the inner wall of the underwater large pipeline provided by the invention comprises the following steps: the positions of the inner expanding wheel 3 and the
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: modifications of the technical solutions described in the embodiments or equivalent replacements of some or all technical features may be made without departing from the scope of the technical solutions of the embodiments of the present invention.
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