CN112139167A

CN112139167A - Petroleum pipeline cleaning device

Info

Publication number: CN112139167A
Application number: CN202011072538.5A
Authority: CN
Inventors: 史亚洲; 陈利琼
Original assignee: Southwest Petroleum University
Current assignee: Southwest Petroleum University
Priority date: 2020-10-09
Filing date: 2020-10-09
Publication date: 2020-12-29

Abstract

The invention discloses a petroleum pipeline cleaning device, which belongs to the technical field of pipeline cleaning and comprises a motor and a rotating rod, wherein one end of the rotating rod is connected with a rotor of the motor, and the other end of the rotating rod is connected with a cleaning structure; the cleaning structure comprises a barrel, a push rod is arranged in the barrel, a disc is arranged on the push rod, and the push rod is used for driving the disc to move axially along the barrel; the side wall of the cylinder body is provided with a trapezoidal block right facing the disc, the trapezoidal block is narrow at the top and wide at the bottom, the body of the trapezoidal block penetrates through the side wall of the cylinder body, the upper end of the trapezoidal block is hinged with the cylinder body, and one side of the lower end of the trapezoidal block, which is positioned outside the cylinder body, is hinged with a cleaning head. The outer wall of the barrel can be tightly attached to the cleaning head and the trapezoidal block under the action of gravity, so that a pipeline can be conveniently placed, the disc is driven by the push rod to move downwards to extrude the trapezoidal block, the trapezoidal block can rotate, then the cleaning head is moved to enable the cleaning head to be tightly attached to the pipe wall, and the cleaning device is convenient to use and time-saving.

Description

Petroleum pipeline cleaning device

Technical Field

The invention relates to the technical field of pipeline cleaning, in particular to a petroleum pipeline cleaning device.

Background

The pipeline is a fluid conveying device, and in actual operation, because of the corrosivity of fluid, the impurity that entrains by itself etc. causes, the pipeline inner wall can scale deposit gradually, leads to pipeline inner wall coefficient of friction to increase, and flow path area reduces, increases the power of transportation consumption, for example petroleum pipeline, the pipeline inner wall can deposit the mixture of certain thickness paraffin, colloid, condensate oil, sand and other impurity gradually, generally known as the wax deposition. Paraffin is accumulated on the inner wall of the petroleum pipeline for a long time, the conveying capacity of the petroleum pipeline is influenced, large-scale devices are usually cleaned through equipment such as matched cleaning balls, but for small and medium-sized test devices, the matched equipment is high in cost, high in operation difficulty and uneconomical, the pipeline is disassembled to be manually and manually descaled, and the labor intensity is high and the efficiency is low. Chinese application patent cn201820034580.x provides a petroleum pipeline cleaning device, which drives a cleaning rod to rotate through a motor, the cleaning rod extends into a pipeline and is provided with a cleaning block along the longitudinal direction of the cleaning rod, and the wall of a brushing pipe is cleaned through the cleaning block. This device can wash the pipeline of multiple pipe diameter, and is efficient, but hugs closely the pipe wall after passing through the spring compression in order to adapt to its clean piece of different pipe diameters, consequently needs artifical compression spring to assist every clean piece entering pipeline when stretching into the pipeline, especially need compress the spring on every clean piece simultaneously when being provided with a plurality of clean pieces around the circumference, then just can put into the pipeline with it in, more loaded down with trivial details, consuming time.

Disclosure of Invention

In order to overcome the defects of the prior art, the embodiment of the invention provides a petroleum pipeline cleaning device, wherein a disc on a push rod pushes a trapezoidal block to control a cleaning head to rotate along the radial direction of a cylinder body so as to enable the cleaning head to be tightly attached to the pipe wall; after the disc moves upwards and is separated from the trapezoidal block, the lower end of the trapezoidal block and the cleaning head approach the cylinder and finally approach the outer wall of the cylinder under the action of self gravity, so that the whole disc is conveniently placed in a pipeline, the disc cleaning device is convenient to use and time-saving, and the specific scheme of the disc cleaning device is as follows:

the utility model provides a petroleum pipeline cleaning device, includes motor and dwang, the one end of dwang and the rotor connection of motor, the other end and washing structural connection, wash the structure and include the barrel, be provided with the push rod in the barrel, be provided with the disc on the push rod, barrel lateral wall, just be provided with trapezoidal piece to the position of disc, the narrow width under the trapezoidal piece, its body runs through barrel lateral wall, upper end and barrel are articulated, the lower extreme is in free state and is located the outer one side of barrel and articulates there is the cleaning head, thereby the push rod is used for driving the disc and extrudees trapezoidal piece along barrel axial displacement and makes the cleaning head hug closely the.

Preferably, there are three and all evenly distributed along the circumference of barrel to trapezoidal piece and cleaning head.

Preferably, the push rod, the disc, the limiting ring, the elastic element, the trapezoidal block and the cleaning head are combined into a cleaning assembly, the cleaning device is provided with a plurality of cleaning assemblies along the longitudinal direction of the cylinder body, and the push rods of the cleaning assemblies are sequentially connected.

Preferably, the disc is movably sleeved on the push rod, the limiting rings are arranged on the push rod and positioned above and below the disc, the disc can only longitudinally move within a certain range along the push rod, an elastic element is arranged between the disc and the limiting rings positioned above the disc, the elastic element has a buffering effect, and the discs of different cleaning assemblies can well extrude the trapezoidal block to enable the trapezoidal block to be tightly attached to the pipe wall.

Preferably, be connected with the handle on the push rod, handle one end stretches out the barrel through the handle groove on the barrel lateral wall, and the handle groove is along the L type groove of barrel vertical setting, can drive the push rod longitudinal movement in the barrel when the handle moves along L type groove.

Compared with the prior art, the invention has the following beneficial effects:

the outer wall of the barrel can be tightly attached to the trapezoid block and the cleaning head under the action of gravity, the pipeline is conveniently and integrally placed, the disc is driven by the push rod to move downwards to extrude the trapezoid block, the trapezoid block can rotate, then the cleaning head is driven to enable the cleaning head to be tightly attached to the pipe wall, the pipe wall can be scrubbed after the motor is started, and the device is convenient to use and time-saving.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of a cleaning structure;

FIG. 3 is a partial schematic view of a handle slot on the cartridge body;

in the figure, 1, a motor; 2. rotating the rod; 3. cleaning the structure; 31. a barrel; 32. a push rod; 33. a disc; 34; a limiting ring; 35. an elastic element; 36. a trapezoidal block; 37. a cleaning head; 311. a handle slot; 321. a handle.

Detailed Description

The present invention will be described in further detail with reference to examples and drawings, but the present invention is not limited to these examples.

In the description of the present invention, it is to be noted that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and should not be construed as limiting the present invention.

Example (b):

a petroleum pipeline cleaning device is shown in figure 1 and comprises a motor 1 and a rotating rod 2, wherein one end of the rotating rod 2 is connected with a rotor of the motor 1, and the other end of the rotating rod is connected with a cleaning structure 3.

As shown in fig. 2 and 3, the cleaning structure comprises a cylinder 31 and 2 cleaning assemblies, each of which comprises a push rod 32, a disc 33, a limiting ring 34, an elastic element 35, a trapezoidal block 36 and a cleaning head 37; the push rod 32 is positioned in the cylinder 31, the disc 33 is movably sleeved on the push rod 32, the limiting rings 34 are respectively arranged on the push rod 32 and above and below the disc 33, so that the disc 33 can only longitudinally move in a certain range along the push rod 32, and the elastic element 35 is arranged between the disc 34 and the limiting ring 34 above the disc 34; the trapezoid block 36 penetrates through the side wall of the cylinder 31 and is opposite to the position of the disc 33, the trapezoid block 36 is of a block structure with a narrow upper part and a wide lower part, the upper end of the trapezoid block is hinged with the cylinder 31, the lower end of the trapezoid block is in a free state, and a cleaning head 37 is hinged to one side, located outside the cylinder 31, of the trapezoid block 36; each cleaning component is provided with three trapezoidal blocks 36 and cleaning heads 37, and the trapezoidal blocks 36 and the cleaning heads 37 are uniformly distributed along the circumference of the cylinder 31; the two cleaning components are arranged longitudinally along the cylinder 31 and the push rods 32 thereof are connected in sequence; in order to facilitate the longitudinal movement of the push rod 32 in the cylinder 31, the push rod 32 is connected with a handle 321, one end of the handle 321 extends out of the cylinder 31 through a handle groove 311 on the side wall of the cylinder 31, the handle groove 311 is an L-shaped groove longitudinally arranged along the cylinder 31, and the handle 321 can drive the push rod 32 to longitudinally move in the cylinder 31 when moving along the L-shaped groove.

The above description is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the embodiments of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. A petroleum pipeline cleaning device comprises a motor and a rotating rod, wherein one end of the rotating rod is connected with a rotor of the motor; the side wall of the cylinder body and the position right facing the disc are provided with a trapezoidal block along the axial direction of the cylinder body, the trapezoidal block is narrow at the top and wide at the bottom, the body of the trapezoidal block penetrates through the side wall of the cylinder body, the upper end of the trapezoidal block is hinged with the cylinder body, and one side of the lower end of the trapezoidal block, which is positioned outside the cylinder body, is.

2. The petroleum pipeline cleaning device according to claim 1, wherein three of the trapezoidal blocks and the cleaning heads are uniformly distributed along the circumference of the cylinder.

3. The petroleum pipeline cleaning device according to claim 1, wherein the push rod, the disc, the limiting ring, the elastic element, the trapezoidal block and the cleaning head are combined into a cleaning assembly, the cleaning device is provided with a plurality of cleaning assemblies along the longitudinal direction of the cylinder body, and the push rods of the cleaning assemblies are sequentially connected.

4. A petroleum pipeline cleaning device as claimed in any one of claims 1 to 3, wherein the push rod is connected with a handle, one end of the handle extends out of the barrel through a handle groove on the side wall of the barrel, and the handle groove is an L-shaped groove arranged along the longitudinal direction of the barrel.

5. The petroleum pipeline cleaning device as recited in claim 4, wherein the disc is movably sleeved on the push rod, limiting rings are disposed on the push rod, above and below the disc, so that the disc can only longitudinally move within a certain range along the push rod, and an elastic element is disposed between the disc and the limiting ring above the disc.