CN116735486A - Pipeline inner wall coating uniformity detection device - Google Patents
Pipeline inner wall coating uniformity detection device Download PDFInfo
- Publication number
- CN116735486A CN116735486A CN202310711205.XA CN202310711205A CN116735486A CN 116735486 A CN116735486 A CN 116735486A CN 202310711205 A CN202310711205 A CN 202310711205A CN 116735486 A CN116735486 A CN 116735486A
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- Prior art keywords
- wall
- pipeline
- detection device
- coating
- device body
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- 238000000576 coating method Methods 0.000 title claims abstract description 47
- 239000011248 coating agent Substances 0.000 title claims abstract description 46
- 238000001514 detection method Methods 0.000 title claims abstract description 38
- 238000009434 installation Methods 0.000 claims abstract description 33
- 230000006835 compression Effects 0.000 claims description 18
- 238000007906 compression Methods 0.000 claims description 18
- 238000001125 extrusion Methods 0.000 claims description 6
- 230000009471 action Effects 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000008859 change Effects 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000000523 sample Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N19/00—Investigating materials by mechanical methods
- G01N19/08—Detecting presence of flaws or irregularities
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/02—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness
- G01B5/06—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness for measuring thickness
- G01B5/066—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness for measuring thickness of coating
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
Abstract
The invention belongs to the technical field of pipeline detection, and discloses a device for detecting uniformity of a pipeline inner wall coating, which comprises a detection device body, wherein an installation block is installed on the outer side of the detection device body, and the device further comprises: the support assembly comprises an adjusting assembly which is arranged on the outer side of the detection device body; the outer side of the detection device body is provided with a notch, and a first fixing rod is arranged in the notch; the support assembly comprises two groups of first movable plates sleeved on the outer surface of the first fixed rod and first connecting plates hinged to the inner sides of the mounting blocks, second connecting plates are hinged to the outer sides of the first movable plates, and movable wheels are arranged at the tops of the first connecting plates. The first connecting plate rotates along the inner side of the mounting block, so that the first connecting plate can be controlled to be unfolded or contracted, and the movable wheel pair pipeline can be adjusted to squeeze the pipeline to support the detection device body according to the inner wall of the pipeline at the moment, so that the detection device can detect the coating of the inner wall of the pipeline with different sizes.
Description
Technical Field
The invention belongs to the technical field of pipeline detection, and particularly relates to a device for detecting uniformity of a pipeline inner wall coating.
Background
In enterprises such as petrochemical industry, can often use the pipeline, in order to prevent that the pipeline from receiving the corruption and revealing, the inner wall of pipeline often can set up one deck anticorrosive coating, and the mode that pipeline inner wall coating detected among the prior art adopts computer coating thickness measuring apparatu generally, handheld measuring probe vertical contact is surveyed the inner wall, show the thickness of pipeline and draw forth the thickness of coating, because the inside of the long distance deep pipeline of the length of probe is difficult to, lead to the wholeness condition that is difficult to the reaction coating degree of consistency, and then reduce the accuracy that pipeline inner wall coating degree of consistency detected, for this reason propose a pipeline inner wall coating degree of consistency detection device and solve above-mentioned problem.
Disclosure of Invention
The invention aims to provide a device for detecting uniformity of a pipeline inner wall coating, which is used for solving the problems in the background technology.
In order to achieve the above object, the present invention provides the following technical solutions: the utility model provides a pipeline inner wall coating degree of consistency detection device, includes the detection device body, the installation piece is installed in the outside of detection device body, still includes:
the support assembly comprises an adjusting assembly which is arranged on the outer side of the detection device body;
the outer side of the detection device body is provided with a notch, and a first fixing rod is arranged in the notch;
the support assembly comprises two groups of first movable plates sleeved on the outer surface of the first fixed rod and first connecting plates hinged to the inner sides of the mounting blocks, second connecting plates are hinged to the outer sides of the first movable plates, and movable wheels are arranged at the tops of the first connecting plates;
the adjusting component comprises a rotating shaft sleeved at the middle part of the detecting device body, and the rotating shaft is in threaded connection with a first movable plate in the supporting component;
the adjusting component adjusts the supporting range of the supporting component through the rotating shaft.
Preferably, the inside of detection device body is provided with driving motor, driving motor's output shaft has the installation shell, the internally mounted of installation shell has second dead lever and pressure sensor, second fly leaf and compression spring have been cup jointed to the surface of second dead lever, the second installation axle is installed to one side of second fly leaf.
Preferably, the top end of the second connecting plate is hinged with the first connecting plate, and the movable wheel is in extrusion contact with the inner wall of the pipeline.
Preferably, two sections of the rotating shaft are provided with two sections of opposite threads, and the directions of the two sections of threads are opposite and are positioned at two ends of the rotating shaft.
Preferably, the end part of the second installation shaft is connected with a top block, and the top block is in extrusion contact with the inner wall of the pipeline.
Preferably, the pressure sensors are located at the ends of the two second fixing rods, and the compression springs are elastically supported between the second movable plate and the pressure sensors.
Preferably, the action path of the top block is spiral, and the top block is spherical.
Preferably, the miniature motor is installed in the installation piece outside, miniature motor's output shaft passes installation piece and first connecting plate and installs first installation axle, first installation axle passes through conveyer belt transmission with the running wheel and is connected.
The beneficial effects of the invention are as follows:
1. according to the invention, through two sections of opposite threads on the outer surface of the rotating shaft, the rotating shaft can drive the two first movable plates to move in opposite directions or in opposite directions along the outer surface of the first fixed rod when rotating, and can drive the second connecting plate to push the first connecting plate, so that the first connecting plate can rotate along the inner side of the mounting block, and further the expansion or contraction of the first connecting plate can be controlled, and at the moment, the movable wheels can be adjusted to squeeze the pipeline to support the detection device body according to the inner wall of the pipeline, so that the detection device can detect coatings on the inner walls of pipelines with different sizes.
2. According to the invention, through the operation of the driving motor, the mounting shell can rotate, meanwhile, the second movable plate is pushed to move along the outer surface of the second fixed rod by the elastic force of the compression spring, so that the jacking block can be driven by the second mounting shaft to be always in contact with the inner wall of the pipeline, the reaction force of the compression spring can apply pressure to the pressure sensor, the pressure is detected at any time, and when the coating thickness of the inner wall of the pipeline is uneven, the pressure detected by the pressure sensor can be changed, thereby being convenient for detecting the coating of the inner wall of the pipeline.
3. According to the invention, through the running of the micro motor, the first installation shaft rotates, when the first installation shaft rotates, the movable wheel can be driven by the conveyer belt to rotate through the cooperation between the first installation shaft and the conveyer belt, so that the detection device body can be driven by the movable wheel to move along the inner wall of the pipeline, when the coating thickness of the inner wall of the pipeline is uneven, the pressure detected by the pressure sensor changes, and the pressure is transmitted to a computer to form a graph along with the change of the detected pressure, so that the uniformity of the coating of the inner wall of the pipeline can be intuitively observed according to the flatness of the graph, meanwhile, the coating of the inner wall of the pipeline can be speculated to be uneven, and the thickness of the coating of the inner wall of the pipeline can be speculated according to the pressure.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is an enlarged schematic view of the structure of FIG. 1A according to the present invention;
FIG. 3 is a schematic cross-sectional view of a side face of the present invention;
FIG. 4 is a schematic cross-sectional view of the front face of the present invention;
FIG. 5 is an enlarged schematic view of the structure of FIG. 4B according to the present invention;
FIG. 6 is a schematic view of the pipe coating detection device body of the present invention for detecting a pipe;
FIG. 7 is a schematic diagram of the path of the present invention for detecting a pipeline coating;
FIG. 8 is a graph showing the results of the present invention for detecting the coating of the inner wall of a pipe.
In the figure: 1. a detection device body; 2. a mounting block; 3. a first connection plate; 4. a notch; 5. a first fixing rod; 6. a first movable plate; 7. a second connecting plate; 8. a rotating shaft; 9. a movable wheel; 10. a micro motor; 11. a first mounting shaft; 12. a conveyor belt; 13. a driving motor; 14. a mounting shell; 15. a second fixing rod; 16. a pressure sensor; 17. a second movable plate; 18. a compression spring; 19. a second mounting shaft; 20. and (5) a top block.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1 to 8, an embodiment of the present invention provides a device for detecting uniformity of a coating on an inner wall of a pipe, including a detection device body 1, and an installation block 2 installed on an outer side of the detection device body 1, further including:
a supporting assembly including an adjusting assembly disposed outside the detecting device body 1;
the outer side of the detection device body 1 is provided with a notch 4, and a first fixing rod 5 is arranged in the notch 4;
the support assembly comprises two groups of first movable plates 6 sleeved on the outer surface of the first fixed rod 5 and a first connecting plate 3 hinged to the inner side of the mounting block 2, a second connecting plate 7 is hinged to the outer side of the first movable plate 6, and movable wheels 9 are arranged at the top of the first connecting plate 3;
the adjusting component comprises a rotating shaft 8 sleeved at the middle part of the detecting device body 1, and the rotating shaft 8 is in threaded connection with a first movable plate 6 in the supporting component;
the adjusting component adjusts the supporting range of the supporting component through the rotating shaft 8.
Wherein, through the screw thread that two sections of the axis of rotation 8 surface are opposite for axis of rotation 8 will drive two first fly boards 6 when rotating and carry out opposite directions or move in opposite directions along the surface of first dead lever 5, can drive second connecting plate 7 simultaneously and promote first connecting plate 3, make first connecting plate 3 will rotate along the inboard of installation piece 2, thereby can control first connecting plate 3 expansion or shrink, can adjust the tight pulley 9 according to the inner wall of pipeline at this moment and support detection device body 1 to the pipeline extrusion, make it can detect the coating of the pipeline inner wall of equidimension.
As shown in fig. 3, 4, 5 and 8, a driving motor 13 is arranged in the detection device body 1, an output shaft of the driving motor 13 is connected with a mounting shell 14, a second fixed rod 15 and a pressure sensor 16 are mounted in the mounting shell 14, a second movable plate 17 and a compression spring 18 are sleeved on the outer surface of the second fixed rod 15, and a second mounting shaft 19 is mounted on one side of the second movable plate 17.
Wherein, through the operation of driving motor 13, will make installation shell 14 rotate, simultaneously because the elasticity of compression spring 18 will promote second fly leaf 17 and remove along the surface of second dead lever 15 for can drive kicking block 20 through second installation axle 19 and contact with the inner wall of pipeline all the time, and compression spring 18's reaction force will exert pressure to pressure sensor 16, detects pressure constantly, and the pressure that pressure sensor 16 detected will change when the coating thickness of pipeline inner wall is uneven, and then be convenient for detect pipeline inner wall coating.
As shown in fig. 1 and 3, the top end of the second connecting plate 7 is hinged with the first connecting plate 3, and the movable wheel 9 is in extrusion contact with the inner wall of the pipeline.
Wherein, cooperation between second connecting plate 7 and the first connecting plate 3 for second connecting plate 7 will drive first connecting plate 3 when removing and remove, thereby can drive the inner wall contact of running wheel 9 and pipeline through first connecting plate 3, make can support detection device body 1, wherein be located the middle part of pipeline.
As shown in fig. 3, two sections of the rotating shaft 8 are provided with two sections of opposite threads, and the directions of the two sections of threads are opposite and are positioned at two ends of the rotating shaft 8.
Wherein, through the cooperation between two sections of opposite screw threads of axis of rotation 8 surface and axis of rotation 8 and first fly leaf 6 for axis of rotation 8 will drive two first fly leaves 6 and carry out opposite directions or back to back from each other along the surface of first dead lever 5 when rotating, thereby can drive second connecting plate 7 and support first connecting plate 3, make it expand.
As shown in fig. 1 and 2, the end of the second mounting shaft 19 is connected with a top block 20, and the top block 20 is in pressing contact with the inner wall of the pipe.
Wherein, through the kicking block 20 at second installation axle 19 top for kicking block 20 can contact with the inner wall of pipeline, when the coating of pipeline inner wall takes place to be protruding or sunken, kicking block 20 will take place to reciprocate this moment, will promote the second fly leaf through second installation axle 19 and extrude or loosen compression spring 18 when kicking block 20 carries out the reciprocate, thereby can change the pressure that applys pressure sensor 16, and then through the mode that drives second installation axle 19 and take place to stretch out and draw back when the inner wall roughness of pipeline is relatively poor, the homogeneity degree of the coating of pipeline inner wall is measured to the mode that can also infer which part of coating of pipeline inner wall is inhomogeneous and can also infer pipeline inner wall coating thickness according to the pressure simultaneously.
As shown in fig. 4 and 5, the pressure sensor 16 is located at the end portions of the two second fixing rods 15, and the compression spring 18 is elastically supported between the second movable plate 17 and the pressure sensor 16.
The second movable plate 17 has good elastic resetting performance through the design of the compression spring 18, and at the moment, because the compression spring 18 is in a compression state, an elastic force is applied to the second movable plate 17, so that the top block 20 can be driven to be in contact with the inner wall of the pipeline, the pressure sensor 16 is pressed through the reaction force of the compression spring 18, when the coating thickness of the inner wall of the pipeline is uneven, the pressure detected by the pressure sensor 16 changes, and the pressure is transmitted to a computer to form a graph along with the change of the detected pressure, so that the uniformity of the coating of the inner wall of the pipeline can be intuitively observed according to the flatness of the graph.
As shown in fig. 7, the movement path of the top block 20 is a spiral shape, and the top block 20 is a sphere shape.
The moving path of the top block 20 is spiral, so that different parts of the inner wall of the pipeline can be uniformly detected, the accuracy of detecting the coating on the inner wall of the pipeline is improved, and meanwhile, the contact area of the top block 20 is converged to form a vertex because the top block 20 is spherical, friction force can be reduced when the top block moves, and the top block moves more smoothly.
As shown in fig. 1 and 2, a micro motor 10 is mounted on the outer side of the mounting block 2, an output shaft of the micro motor 10 passes through the mounting block 2 and the first connecting plate 3 and is provided with a first mounting shaft 11, and the first mounting shaft 11 is in transmission connection with the movable wheel 9 through a conveying belt 12.
Wherein, through the operation of micro motor 10, will make first installation axle 11 take place to rotate, simultaneously through the cooperation between first installation axle 11, running wheel 9 and the conveyer belt 12 for will drive running wheel 9 through conveyer belt 12 and rotate, thereby can drive detection device body 1 through running wheel 9 and remove along the inner wall of pipeline.
Working principle and using flow:
firstly, a worker drives the rotating shaft 8 to rotate, the rotating shaft 8 drives the two first movable plates 6 to move oppositely or reversely along the outer surface of the first fixed rod 5 through two sections of opposite threads on the outer surface of the rotating shaft 8, meanwhile, the second connecting plate 7 can be driven to push the first connecting plate 3, the first connecting plate 3 can rotate along the inner side of the mounting block 2, so that the first connecting plate 3 can be controlled to be expanded or contracted, the movable wheel 9 can be adjusted to squeeze the pipeline according to the inner wall of the pipeline to support the detection device body 1, meanwhile, the first mounting shaft 11 can be rotated through the operation of the micro motor 10, and meanwhile, the movable wheel 9 can be driven to rotate through the cooperation among the first mounting shaft 11, the movable wheel 9 and the conveying belt 12, so that the detection device body 1 can be driven to move along the inner wall of the pipeline;
when the detection device body 1 moves along the inner wall of the pipeline, the installation shell 14 is rotated through the operation of the driving motor 13, the ejector block 20 moves in a spiral path at the moment, meanwhile, the second movable plate 17 is pushed to move along the outer surface of the second fixed rod 15 due to the elastic force of the compression spring 18, the ejector block 20 can be driven to always contact with the inner wall of the pipeline through the second installation shaft 19, the reaction force of the compression spring 18 can apply pressure to the pressure sensor 16, the pressure is detected at any time, the pressure detected by the pressure sensor 16 can change when the coating thickness of the inner wall of the pipeline is uneven, a graph is formed by transmitting the pressure to a computer along with the change of the detected pressure, the uniformity of the coating of the inner wall of the pipeline can be visually observed according to the flatness of the graph, the coating of the inner wall of the pipeline can be estimated to be uneven, and the thickness of the coating of the inner wall of the pipeline can be estimated according to the pressure.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a pipeline inner wall coating degree of consistency detection device, includes detection device body (1), installation piece (2) are installed in the outside of detection device body (1), its characterized in that still includes:
the support assembly comprises an adjusting assembly which is arranged outside the detection device body (1);
a notch (4) is formed in the outer side of the detection device body (1), and a first fixing rod (5) is installed in the notch (4);
the support assembly comprises two groups of first movable plates (6) sleeved on the outer surface of a first fixed rod (5) and first connecting plates (3) hinged to the inner sides of the mounting blocks (2), second connecting plates (7) are hinged to the outer sides of the first movable plates (6), and movable wheels (9) are arranged at the tops of the first connecting plates (3);
the adjusting component comprises a rotating shaft (8) sleeved at the middle part of the detecting device body (1), and the rotating shaft (8) is in threaded connection with a first movable plate (6) in the supporting component;
the adjusting component adjusts the supporting range of the supporting component through the rotating shaft (8).
2. The device for detecting uniformity of a coating on an inner wall of a pipeline according to claim 1, wherein: the inside of detection device body (1) is provided with driving motor (13), the output shaft of driving motor (13) has installation shell (14), the internally mounted of installation shell (14) has second dead lever (15) and pressure sensor (16), second fly leaf (17) and compression spring (18) have been cup jointed to the surface of second dead lever (15), second installation axle (19) are installed to one side of second fly leaf (17).
3. The device for detecting uniformity of a coating on an inner wall of a pipeline according to claim 1, wherein: the top end of the second connecting plate (7) is hinged with the first connecting plate (3), and the movable wheel (9) is in extrusion contact with the inner wall of the pipeline.
4. The device for detecting uniformity of a coating on an inner wall of a pipeline according to claim 1, wherein: two sections of the rotating shaft (8) are provided with two sections of opposite threads, and the directions of the two sections of threads are opposite and are positioned at two ends of the rotating shaft (8).
5. The device for detecting uniformity of a coating on an inner wall of a pipeline according to claim 2, wherein: the end part of the second installation shaft (19) is connected with a top block (20), and the top block (20) is in extrusion contact with the inner wall of the pipeline.
6. The device for detecting uniformity of a coating on an inner wall of a pipeline according to claim 2, wherein: the pressure sensor (16) is positioned at the end parts of the two second fixed rods (15), and the compression spring (18) is elastically supported between the second movable plate (17) and the pressure sensor (16).
7. The device for detecting uniformity of a coating on an inner wall of a pipe according to claim 5, wherein: the action path of the top block (20) is spiral, and the top block (20) is spherical.
8. The device for detecting uniformity of a coating on an inner wall of a pipeline according to claim 1, wherein: the miniature motor (10) is installed in the installation piece (2) outside, the output shaft of miniature motor (10) passes installation piece (2) and first connecting plate (3) and installs first installation axle (11), first installation axle (11) are connected through conveyer belt (12) transmission with running wheel (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310711205.XA CN116735486A (en) | 2023-06-15 | 2023-06-15 | Pipeline inner wall coating uniformity detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310711205.XA CN116735486A (en) | 2023-06-15 | 2023-06-15 | Pipeline inner wall coating uniformity detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116735486A true CN116735486A (en) | 2023-09-12 |
Family
ID=87911048
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310711205.XA Withdrawn CN116735486A (en) | 2023-06-15 | 2023-06-15 | Pipeline inner wall coating uniformity detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116735486A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117181625A (en) * | 2023-11-07 | 2023-12-08 | 江苏正泰不锈钢产业有限公司 | Seamless stainless steel pipe production facility |
-
2023
- 2023-06-15 CN CN202310711205.XA patent/CN116735486A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117181625A (en) * | 2023-11-07 | 2023-12-08 | 江苏正泰不锈钢产业有限公司 | Seamless stainless steel pipe production facility |
| CN117181625B (en) * | 2023-11-07 | 2024-01-26 | 江苏正泰不锈钢产业有限公司 | Seamless stainless steel pipe production facility |
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20230912 |
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| WW01 | Invention patent application withdrawn after publication |