CN220851270U

CN220851270U - Multidirectional detector for pipeline

Info

Publication number: CN220851270U
Application number: CN202322512175.8U
Authority: CN
Inventors: 苏涛; 赵晓明; 黎仁浩; 赵连玉; 张玉; 冯少广; 赵吉诗
Original assignee: Guangdong Paplain Technology Co ltd
Current assignee: Guangdong Paplain Technology Co ltd
Priority date: 2023-09-14
Filing date: 2023-09-14
Publication date: 2024-04-26
Anticipated expiration: 2033-09-14

Abstract

The utility model provides a multi-azimuth detector for a pipeline, which comprises a traction component and a detection component, wherein the traction component and the detection component can be movably connected; the traction assembly comprises a traction head, a traction machine body, a wheel set and a first guide wheel, and the traction head is positioned at the front end of the traction machine body; the wheel set can be horizontally and slidably arranged on the traction machine body, and the first guide wheel can be vertically and swingably arranged on the wheel set; a first spring is arranged between the wheel set and the traction head and is used for resetting the movement of the wheel set; the front end and the rear end of the detection assembly are respectively provided with a wheel seat, the two wheel seats are respectively provided with a plurality of second guide wheels, and the second guide wheels are matched with the wheel sets to enable the detector to move. The utility model solves the problems that when the bending degree of the pipeline is too large, the sliding of the detection head is easy to be limited, and when an obstacle appears in the pipeline, the detection head is easy to be blocked from moving forwards, the measurement difficulty is increased, and the measurement efficiency is reduced.

Description

Multidirectional detector for pipeline

Technical Field

The utility model relates to the field of pipeline detection, in particular to a multi-azimuth detector for a pipeline.

Background

The pipeline is an important facility for transporting liquid and gas, is widely applied to water supply, water drainage, heat supply, gas supply, long-distance petroleum and natural gas transportation, agricultural irrigation, hydraulic engineering and various industrial devices, is easy to damage and deform to different degrees after long-time use, and causes the reduction of the efficiency of oil and gas transportation, and leakage in the transportation process causes the increase of loss, and meanwhile, serious potential safety hazards are caused, so that the pipeline is required to be detected regularly, the integrity and the peripheral safety of the pipeline are ensured, the operation management risk of the pipeline is reduced, and the occurrence of operation production accidents is reduced.

The utility model provides a pipeline detector of prior art, as disclosed in chinese patent CN206723850U, a pipeline magnetic leakage corrosion detector, including driver and probe, the probe surface is equipped with the searchlight, and the upper and lower end respectively is equipped with the leading wheel on the probe, and probe one side is connected with the driver through first leather cup, and driver one side is connected with the second leather cup, and the second leather cup passes through the connecting block and is connected with the third leather cup, and the third leather cup passes through spring and supporting wheel elastic connection, and supporting wheel one side is equipped with the steel brush, and through electric telescopic handle and center pin fixed connection in the steel brush.

Foretell pipeline detects ware realizes the removal of detector in the pipeline through setting up the leading wheel at the upper and lower end of probe, but the setting of this leading wheel is when the pipeline camber is too big the detector slide and is restricted easily, and stops the detector easily when the obstruction appears in the pipeline and move ahead, increases the measurement degree of difficulty, reduces measurement efficiency.

Disclosure of utility model

Based on the above, in order to solve the problems that when the bending of the pipeline is overlarge, the sliding of the detection head is easy to limit, and when an obstacle appears in the pipeline, the detection head is easy to block to move forwards, the measurement difficulty is increased, and the measurement efficiency is reduced, the utility model provides a multi-azimuth detector for the pipeline, which has the following specific technical scheme:

The multi-azimuth detector for the pipeline comprises a traction component and a detection component, wherein the traction component and the detection component can be movably connected;

the traction assembly comprises a traction head, a traction machine body, a wheel set and a first guide wheel, and the traction head is positioned at the front end of the traction machine body;

The wheel set can be horizontally and slidably arranged on the traction machine body, and the first guide wheel can be vertically and swingably arranged on the wheel set;

A first spring is arranged between the wheel set and the traction head and is used for resetting the movement of the wheel set;

The front end and the rear end of the detection assembly are respectively provided with a wheel seat, two wheel seats are respectively provided with a plurality of second guide wheels, and the second guide wheels are matched with the wheel sets to enable the detector to move.

Above-mentioned multiparty detector of pipeline, be connected between traction assembly and the detection assembly and adjust according to the actual conditions in the pipeline, set up the wheel seat at the front end and the rear end of detection assembly simultaneously, make the removal of detector in the pipeline more stable and nimble through the second guide pulley on the wheel seat, when the pipeline camber is too big, traction assembly still can slide smoothly with the detection assembly, first guide pulley swing sets up in addition and makes the removal of this detector in the pipeline can adapt to different pipeline sizes, accessible swing simultaneously bypasses the barrier that appears in the pipeline, detection efficiency has been improved.

Further, the wheel set comprises an axle and a swing connection assembly;

The wheel axle is sleeved on the traction machine body and moves along the radial shaft of the traction machine body;

One end of the swing connecting component is arranged on the traction machine body, and the other end of the swing connecting component is arranged on the wheel axle;

The first guide wheel is arranged on the swing connecting assembly, the wheel shaft moves to drive the swing connecting assembly to swing, and the swing connecting assembly swings to drive the first guide wheel to swing.

Further, the swing connection assembly comprises a swing rod and a connecting rod;

One end of the swing rod is hinged with the wheel shaft, and the first guide wheel is arranged at the other end of the swing rod;

One end of the connecting rod is hinged with the traction machine body, and the other end of the connecting rod is hinged with the swinging rod.

Further, the number of the first guide wheels is multiple, the number of the swing connecting assemblies corresponds to the number of the first guide wheels, and the plurality of the swing connecting assemblies are uniformly distributed on the periphery of the traction machine body.

Further, the front end of the traction head is umbrella-shaped;

The traction head is provided with a locator.

Further, the traction assembly is connected with the detection assembly through a universal joint connecting rod.

Further, the detection assembly comprises a detection machine body, a magnetic leakage ring and a plurality of probes, wherein the probes are uniformly distributed on the periphery of the detection machine body;

The two sides of the probe are provided with the magnetic leakage rings, and the magnetic leakage rings are matched with the probe for detecting the pipeline.

Further, the probe comprises a probe connecting assembly, a probe sensor and a second spring;

one end of the probe connecting component is hinged with the detection machine body, and the probe sensor is hinged with the other end of the probe connecting component;

One end of the second spring is arranged on the probe connecting assembly to enable the probe inductor to swing.

Further, a plurality of second guide wheels are uniformly distributed on the circumferential edge of the wheel seat, and a telescopic assembly is arranged between the second guide wheels and the wheel seat.

Further, the second guide wheel is a universal wheel;

and the first guide wheel and the second guide wheel are both provided with an odometer.

Drawings

The utility model will be further understood from the following description taken in conjunction with the accompanying drawings. The components in the figures are not necessarily to scale, emphasis instead being placed upon illustrating the principles of the embodiments. Like reference numerals designate corresponding parts throughout the different views.

FIG. 1 is a schematic diagram of a multi-azimuth detector for a pipeline according to an embodiment of the present utility model;

FIG. 2 is a schematic view of the structure of FIG. 1A in a partially enlarged form;

fig. 3 is a schematic structural diagram of a probe of a multi-azimuth detector for a pipeline according to an embodiment of the present utility model.

Reference numerals illustrate:

The device comprises a 1-traction component, a 11-traction head, a 12-traction machine body, a 13-wheel set, a 131-wheel shaft, a 132-swing connecting component, a 1321-swing rod, a 1322-connecting rod, a 14-first guide wheel and a 15-first spring; the device comprises a 2-detection component, a 21-wheel seat, a 211-second guide wheel, a 22-detection machine body, a 23-magnetic leakage ring, a 24-probe, a 241-probe connecting component, a 2411-first connector, a 2412-first connector, a 2413-second connector, a 242-probe sensor, a 2421-second connector and a 243-second spring; 3-universal joint connecting rod.

Detailed Description

The present utility model will be described in further detail with reference to the following examples thereof in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the detailed description and specific examples are intended for purposes of illustration only and are not intended to limit the scope of the utility model.

It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

The terms "first" and "second" in this specification do not denote a particular quantity or order, but rather are used for distinguishing between similar or identical items.

As shown in fig. 1-3, a multi-azimuth detector for a pipeline in an embodiment of the present utility model includes a traction component 1 and a detection component 2, where the traction component 1 and the detection component 2 are movably connected; the traction assembly 1 comprises a traction head 11, a traction machine body 12, a wheel set 13 and a first guide wheel 14, wherein the traction head 11 is positioned at the front end of the traction machine body 12; the wheel set 13 can be horizontally and slidably arranged on the traction machine body 12, and the first guide wheel 14 can be vertically and swingably arranged on the wheel set 13; a first spring 15 is arranged between the wheel set 13 and the traction head 11, and the first spring 15 is used for resetting the movement of the wheel set 13; the front end and the rear end of the detection component 2 are respectively provided with a wheel seat 21, the two wheel seats 21 are respectively provided with a plurality of second guide wheels 211, and the second guide wheels 211 are matched with the wheel sets 13 to enable the detector to move.

Above-mentioned diversified detector of pipeline, traction assembly 1 is located the tip of detection assembly 2, drive detection assembly 2 and remove in the pipeline, but and traction assembly 1 and detection assembly 2 between swing joint, make the connection between traction assembly 1 and the detection assembly 2 can be adjusted according to the actual conditions in the pipeline, simultaneously set up wheel seat 21 at the front end and the rear end of detection assembly 2, make the removal of detector in the pipeline more stable and nimble through the second guide pulley 211 on wheel seat 21, when the pipeline camber is too big, traction assembly 1 still can slide smoothly with detection assembly 2, moreover first guide pulley 14 swing setting makes the removal of this detector in the pipeline can adapt to different pipeline sizes, accessible swing has bypassed the barrier that appears in the pipeline simultaneously, detection efficiency has been improved.

In one embodiment, the wheelset 13 includes an axle 131 and a swing link assembly 132; the axle 131 is sleeved on the traction machine body 12, and the axle 131 moves along the radial axis of the traction machine body 12; one end of the swing connecting component 132 is arranged on the traction machine body 12, and the other end of the swing connecting component 132 is arranged on the wheel axle 131; the first guide wheel 14 is mounted on the swing connection assembly 132, the axle 131 moves to drive the swing connection assembly 132 to swing, and the swing connection assembly 132 swings to drive the first guide wheel 14 to swing.

The axle 131 moves along the radial axis of the traction body 12, and since one end of the swing connection assembly 132 is fixed relative to the traction body 12 and the other end of the swing connection assembly 132 is fixed to the axle 131, along with the movement of the axle 131, the swing connection assembly 132 swings correspondingly, and then drives the first guide wheel 14 to swing.

In one embodiment, swing link assembly 132 includes a swing link 1321 and a connecting link 1322; one end of the swing rod 1321 is hinged with the wheel shaft 131, and the first guide wheel 14 is arranged at the other end of the swing rod 1321; one end of the connecting rod 1322 is hinged to the traction body 12, and the other end of the connecting rod 1322 is hinged to the swing lever 1321. Along with the movement of the axle 131, the angle of the hinge portion between the connecting rod 1322 and the swinging rod 1321 changes, so that the swinging rod 1321 swings in the vertical direction, and the first guide wheel 14 mounted on the swinging rod 1321 correspondingly swings in the vertical direction to adapt to the sizes of different pipelines.

Specifically, as shown in fig. 2, the swing link 1321 includes two swing arms, the two swing arms are connected by a connecting shaft, one end of the connecting rod 1322 is hinged to the connecting shaft, and the swing connection assembly 132 has a simple structure and is stable and reliable. In addition, when the movable distance of the axle 131 reaches the maximum, i.e., the length of the first spring 15 is extended to the maximum length, the swing lever 1321 is perpendicular to the radial axis of the tractor body 12, and the size of the pipe into which the multi-azimuth detector can enter is the maximum.

In one embodiment, the number of the first guide wheels 14 is multiple, the number of the swinging connection assemblies 132 corresponds to the number of the first guide wheels 14, the swinging connection assemblies 132 are uniformly distributed on the periphery of the traction machine body 12, and the swinging connection assemblies 132 are arranged, so that the swinging of the corresponding swinging connection assemblies 132 can be adjusted according to the actual conditions in the pipeline in the moving process of the multi-azimuth detector, the usability of the multi-azimuth detector is improved, and meanwhile, the moving stability of the multi-azimuth detector in the pipeline is also improved.

In one embodiment, the front end of the traction head 11 is umbrella-shaped, and the traction head 11 is provided with a locator.

The shape of the traction head 11 is set to be umbrella-shaped, the structure is simple and reasonable, obstacles possibly appearing in a pipeline are conveniently cleaned to two sides, the movement of the detector is smooth and quick, and a locator is arranged in the traction head 11, so that a worker can conveniently locate the detector and obtain an accurate defect position.

In one embodiment, the traction assembly 1 and the detection assembly 2 are connected through the universal joint connecting rod 3, and when the multi-azimuth detector passes through the turning part of the pipeline, the universal joint connecting rod 1322 can adapt to different pipeline bending degrees, so that the flexibility of movement of the multi-azimuth detector is improved.

In one embodiment, the detection assembly 2 comprises a detection body 22, a magnetic leakage ring 23 and a plurality of probes 24, wherein the probes 24 are uniformly arranged on the periphery of the detection body 22; the two sides of the probe 24 are provided with magnetic leakage rings 23, and the magnetic leakage rings 23 and the probe 24 are matched with each other for detecting the pipeline.

Specifically, the magnetic leakage ring 23 comprises magnetic steel and rigid brushes, the magnetic steel is sleeved on the detection machine body 22, meanwhile, a plurality of the steel brushes are densely distributed on the upper surface of the magnetic steel, the magnetic steel generates a magnetic field, meanwhile, the steel brushes conduct magnetism, a plurality of probes 24 are located between the two magnetic leakage rings 23, the magnetic leakage rings 23 pass through the local pipe wall to magnetize, the probes 24 collect magnetic leakage signals on the pipe wall, the defects on the pipe wall are identified, and then the detection of the pipeline is realized.

In one embodiment, the probe 24 includes a probe connection assembly 241, a probe sensor 242, and a second spring 243; one end of the probe connecting component 241 is hinged with the detection machine body 22, and the probe sensor 242 is hinged with the other end of the probe connecting component 241; one end of the second spring 243 is mounted to the probe connection assembly 241 to swing the probe sensor 242.

Specifically, the probe connecting assembly 241 includes a first connecting head 2411, a first connecting piece 2412 and a second connecting piece 2413, one end of the first connecting head 2411 is fixed on the detecting body 22, the first connecting piece 2412 and the second connecting piece 2413 are all hinged to the other end of the connecting head, the first connecting piece 2412 and the second connecting piece 2413 are arranged side by side, the first connecting piece 2412 and the second connecting piece 2413 are all provided with spring mounting grooves, the two spring mounting grooves are communicated, a first rod is arranged at the bottom of the spring mounting groove of the first connecting piece 2412, a second rod is arranged at the top of the spring mounting groove of the second connecting piece 2413, one end of the second spring 243 is fixed on the first rod, the other end of the second spring 243 is fixed on the second rod, one end of the probe inductor 242 is provided with a second connecting head 2421, and the second connecting head 2421 is provided with two connecting through grooves side by side for respectively hinging the two ends of the first connecting piece 2412 and the second connecting piece 2413.

When the multi-directional detection head is applied, the first connecting piece 2412 and the second connecting piece 2413 swing correspondingly according to the size of the pipeline, and meanwhile, the second spring 243 stretches or contracts according to the actual situation of moving in the pipeline, so that the distance between the first connecting piece 2412 and the second connecting piece 2413 changes, and further the probe 24 swings around the connection position of the first connecting piece 2412 or the second connecting piece 2413.

In one embodiment, the plurality of second guide wheels 211 are uniformly arranged at the circumferential edge of the wheel seat 21, a telescopic assembly is arranged between the second guide wheels 211 and the wheel seat 21, and the telescopic assembly is arranged, so that the second guide wheels 211 can be adjusted according to the sizes of different pipelines, smooth movement between the second guide wheels 211 and the walls of the pipelines is ensured, and preferably, the telescopic assembly can be a spring, an electric rod or the like.

In one embodiment, the second guide wheel 211 is a universal wheel, and the arrangement of the universal wheel enables the second guide wheel 211 to rotate in multiple directions according to the condition in the pipeline, so that the flexibility of movement of the multiple-direction detector is improved; the first guide wheel 14 and the second guide wheel 211 are both provided with an odometer, and are matched with a positioner of the traction head 11, so that the detected defect part in the pipeline can be conveniently positioned.

The technical features of the above embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.

The foregoing examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims

1. The multi-azimuth detector for the pipeline is characterized by comprising a traction assembly and a detection assembly, wherein the traction assembly and the detection assembly can be movably connected;

2. The multi-azimuth detector of claim 1, wherein the wheelset includes an axle and a swing link assembly;

3. The multi-azimuth detector of claim 2, wherein the swing link assembly includes a swing lever and a connecting lever;

4. The multi-azimuth detector for pipes according to claim 3, wherein the number of the first guide wheels is plural, the number of the swing connection assemblies corresponds to the number of the first guide wheels, and the plural swing connection assemblies are uniformly arranged on the circumference side of the traction body.

5. The multi-azimuth detector of claim 1, wherein the front end of the pulling head is umbrella-shaped;

The traction head is provided with a locator.

6. The multi-azimuth detector of claim 1, wherein the pulling assembly and the detecting assembly are connected by a universal joint linkage.

7. The multi-azimuth detector for pipes according to claim 1, wherein the detecting assembly comprises a detecting body, a magnetic leakage ring and a plurality of probes, and the probes are uniformly distributed on the periphery of the detecting body;

8. The multi-azimuth detector of claim 7, wherein the probe includes a probe connection assembly, a probe sensor, and a second spring;

9. The multi-azimuth detector of claim 1, wherein the plurality of second guide wheels are uniformly arranged on the circumferential edge of the wheel seat, and a telescopic assembly is arranged between the second guide wheels and the wheel seat.

10. The multi-azimuth detector of claim 1, wherein the second guide wheel is a universal wheel;