CN114607921A - Pipeline flaw detection equipment - Google Patents
Pipeline flaw detection equipment Download PDFInfo
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- CN114607921A CN114607921A CN202210281118.0A CN202210281118A CN114607921A CN 114607921 A CN114607921 A CN 114607921A CN 202210281118 A CN202210281118 A CN 202210281118A CN 114607921 A CN114607921 A CN 114607921A
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- 238000003384 imaging method Methods 0.000 claims abstract description 52
- 230000007246 mechanism Effects 0.000 claims abstract description 41
- 238000009434 installation Methods 0.000 claims abstract description 33
- 238000007689 inspection Methods 0.000 claims abstract description 32
- 238000000034 method Methods 0.000 claims abstract description 16
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- 230000006835 compression Effects 0.000 description 3
- 238000007906 compression Methods 0.000 description 3
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/42—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters with arrangement for propelling the support stands on wheels
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/043—Allowing translations
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/04—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand
- F16M11/06—Means for attachment of apparatus; Means allowing adjustment of the apparatus relatively to the stand allowing pivoting
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M11/00—Stands or trestles as supports for apparatus or articles placed thereon ; Stands for scientific apparatus such as gravitational force meters
- F16M11/02—Heads
- F16M11/18—Heads with mechanism for moving the apparatus relatively to the stand
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D5/00—Protection or supervision of installations
- F17D5/02—Preventing, monitoring, or locating loss
- F17D5/06—Preventing, monitoring, or locating loss using electric or acoustic means
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Analysing Materials By The Use Of Radiation (AREA)
Abstract
The invention discloses a pipeline flaw detection device, which changes the prior structural form of flaw detection by walking on the surface of a pipeline into the structural form of flaw detection by walking on the ground, the gravity of the device is completely born by the ground, the pipeline flaw detection device detects the flaw of the pipeline to be detected, and the moving action process of a mounting sleeve does not directly act on the pipeline to be detected; but then lay detection mechanism circumferential direction on the installation cover, realize that detection mechanism carries out radiographic imaging to the pipeline circumference that awaits measuring and detects: the axial movement of the detection mechanism relative to the pipeline to be detected is realized through the advancing support assembly, and then radiographic imaging detection is carried out on different axial positions of the pipeline to be detected; this scheme supports the installation cover through the supporting component of marcing, avoids pipeline inspection equipment to support and presses the pipeline that awaits measuring, and the protective sheath on the pipeline that awaits measuring need not to take off when realizing actual detection, has simplified the operation degree of difficulty in the pipeline inspection equipment use greatly, has improved detection efficiency, and the practicality is strong, is suitable for extensive popularization and application.
Description
Technical Field
The invention relates to the technical field of pipelines, in particular to pipeline flaw detection equipment.
Background
The pipeline is used as a part for conveying gas, liquid and liquid containing solid particles in the modern society, particularly when conveying flammable and explosive media such as natural gas and the like, whether the pipeline is safe and reliable is often very critical, the pipeline is generally required to be detected and maintained, and the reliability of the pipeline is ensured.
And when carrying out the testing maintenance to the pipeline, often need pipeline inspection equipment to advance on the pipeline, however for guaranteeing job stabilization, current pipeline inspection equipment often supports and presses on the pipeline, consequently, in order to avoid pipeline inspection equipment's motion to receive the hindrance, still need take off the protective sheath of the easy elastic deformation who locates on the pipeline with the cover among the current pipeline inspection equipment in-service use process, troublesome poeration, work efficiency is low.
Disclosure of Invention
The invention provides pipeline flaw detection equipment, which aims to solve the technical problems that when the existing pipeline flaw detection equipment detects flaws of a pipeline, a protective sleeve sleeved on the pipeline needs to be taken down, the operation is troublesome, and the working efficiency is low.
According to one aspect of the invention, the pipeline flaw detection equipment comprises a mounting sleeve movably sleeved outside a pipeline to be detected, a detection mechanism which is rotatably arranged on the mounting sleeve and is used for displaying the damage condition of the pipeline to be detected through radiographic imaging in the circumferential rotation process around the pipeline to be detected, and a traveling support assembly which supports the mounting sleeve from the bottom and is used for traveling in a detection field to drive the fixed mounting sleeve and drive the detection mechanism to move along the axial direction of the pipeline to be detected.
As a further improvement of the above technical solution:
further, the support subassembly of marcing includes the piece of marcing that is used for marcing in the detection place and lay on the piece of marcing and from the support piece that is used for driving the axial displacement of installation cover along the pipeline to be measured of bottom support installation cover.
Furthermore, the position, farthest from the support piece along the axial direction of the mounting sleeve, of the detection mechanism is set as a first suspension portion, the position, farthest from the support piece along the axial direction of the mounting sleeve, of the traveling piece is set as a second suspension portion, the first suspension portion and the second suspension portion are arranged on the same side of the support piece, the distance between the first suspension portion and the support piece is L1, the distance between the second suspension portion and the support piece is L2, and the ratio range of L1 to L2 is 1-2.
Further, detection mechanism is including being used for around the pipeline circumferential direction in-process that awaits measuring through the ray imaging subassembly of ray imaging in order to show the damage condition of the pipeline that awaits measuring, fixed cover locate the installation sheathe in and be connected with the ray imaging subassembly be used for with ray imaging subassembly rotate connect in the installation sheathe in coupling assembling and fixed cover locate the installation sheathe in and be connected with coupling assembling be used for drive coupling assembling around the pipeline circumferential direction's that awaits measuring drive assembly.
Furthermore, the driving assembly comprises a driving piece arranged on the connecting assembly, a rotating gear arranged along the radial direction of the mounting sleeve and connected with the output end of the driving piece, and an annular rack fixedly sleeved on the mounting sleeve and meshed with the rotating gear.
Furthermore, the driving piece comprises a driving motor which is radially arranged on the connecting assembly along the mounting sleeve, a first transmission bevel gear which is fixedly arranged on an output shaft of the driving motor, a second transmission bevel gear which is meshed with the first transmission bevel gear, and a transmission shaft which is axially arranged along the mounting sleeve and is fixedly connected with the second transmission bevel gear and the rotating gear respectively, the driving piece further comprises a mounting block which is radially arranged on the connecting assembly along the mounting sleeve, and the transmission shaft is rotatably connected with the mounting block.
Further, the annular rack comprises a plurality of arc-shaped racks which are connected end to end.
Furthermore, coupling assembling includes fixed cover locate the circular orbit on the installation cover, with the rotatory pulley of circular orbit rotationally connected and with rotatory pulley fixed connection and support radiographic imaging subassembly's mounting panel.
Furthermore, the ray imaging assembly comprises a ray piece fixedly connected to the first side of the connecting assembly and used for providing rays penetrating through the pipeline to be tested from the outer side of the pipeline to be tested, and an imaging piece fixedly connected to the second side of the connecting assembly and used for receiving the rays penetrating through the pipeline to be tested from the outer side of the pipeline to be tested, and the ray piece and the imaging piece are respectively arranged on two sides of the pipeline to be tested and are arranged oppositely.
Further, the ray spare includes fixed connection in the mount pad of coupling assembling first side, installs the X-ray machine on the mount pad, and the ray emission position of X-ray machine is just to the outer wall of the pipeline that awaits measuring.
The invention has the following beneficial effects:
the pipeline flaw detection equipment changes the prior structural form of flaw detection by walking on the surface of the pipeline into the structural form of flaw detection by walking on the ground, and the gravity of the equipment is completely born by the ground and cannot act on the pipeline. The pipeline flaw detection equipment is used for carrying out flaw detection on a pipeline to be detected, firstly, the mounting sleeve is movably sleeved outside the pipeline to be detected, a certain movable space is reserved between the mounting sleeve and the pipeline to be detected, the moving action process of the mounting sleeve does not directly act on the pipeline to be detected, and the protective sleeve on the surface of the pipeline generally belongs to a non-metal material, so that the flaw detection process is not influenced, only the flaw detection can be carried out on the pipeline made of a metal material, the protective sleeve on the surface of the pipeline to be detected does not need to be dismounted, meanwhile, the mounting sleeve can freely move along the axial direction of the pipeline to be detected, and the pipeline to be detected can easily pass through even if the pipeline to be detected turns in a certain range or the concave-convex structure on the surface of the pipeline to be detected is met; but then lay detection mechanism circumferential direction on the installation cover for detection mechanism can wind the pipeline circumferential direction that awaits measuring, carries out radiographic imaging to the pipeline circumference that awaits measuring with realization detection mechanism and detects: the advancing support assembly advances in the detection field to drive the fixed mounting sleeve and drive the detection mechanism to move along the axial direction of the pipeline to be detected, so that the detection mechanism can move axially relative to the pipeline to be detected, and then radiographic imaging detection is carried out on different axial positions of the pipeline to be detected, the operation of the flaw detection process is simple, and the working efficiency is high; this scheme supports the installation cover through the supporting component of marcing, avoids pipeline inspection equipment to support and presses the pipeline that awaits measuring, and the protective sheath on the pipeline that awaits measuring need not to take off when realizing the actual detection, has simplified the operation degree of difficulty in the pipeline inspection equipment in-service use greatly, has improved detection efficiency, and the practicality is strong, is suitable for extensive popularization and application.
In addition to the above-described objects, features and advantages, the present invention has other objects, features and advantages. The present invention will be described in further detail below with reference to the drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic view of a first angle configuration of a pipeline inspection apparatus in accordance with a preferred embodiment of the present invention;
FIG. 2 is a schematic structural view of a second angle of the pipe inspection apparatus of the preferred embodiment of the present invention;
FIG. 3 is a schematic structural view of a third angle of the pipe inspection apparatus according to the preferred embodiment of the present invention;
FIG. 4 is a schematic view of a portion of the construction of the connection assembly of the pipeline inspection apparatus of FIG. 1;
fig. 5 is a schematic structural view of a ring-shaped rack in the pipe inspecting apparatus shown in fig. 1.
Illustration of the drawings:
1. installing a sleeve; 2. a travel support assembly; 21. a traveling member; 22. a support member; 3. a radiographic imaging assembly; 31. a ray element; 32. an imaging member; 4. a connecting assembly; 41. an annular track; 42. rotating the pulley; 43. mounting a plate; 5. a drive assembly; 51. a drive member; 52. a rotating gear; 53. an annular rack.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the accompanying drawings, but the invention can be embodied in many different forms, which are defined and covered by the following description.
FIG. 1 is a schematic view of a first angle configuration of a pipeline inspection apparatus in accordance with a preferred embodiment of the present invention; FIG. 2 is a schematic structural view of a second angle of the pipe inspection apparatus of the preferred embodiment of the present invention; FIG. 3 is a schematic structural view of a third angle of the pipe inspection apparatus according to the preferred embodiment of the present invention; FIG. 4 is a schematic view of a portion of the construction of the connection assembly of the pipeline inspection apparatus of FIG. 1; fig. 5 is a schematic structural view of a ring-shaped rack in the pipe inspecting apparatus shown in fig. 1.
As shown in fig. 1-3, the pipeline flaw detection apparatus of this embodiment includes an installation sleeve 1 for being movably sleeved outside a pipeline to be detected, a detection mechanism rotatably disposed on the installation sleeve 1 for displaying a damage condition of the pipeline to be detected through radiographic imaging in a circumferential rotation process around the pipeline to be detected, and a traveling support assembly 2 supporting the installation sleeve 1 from the bottom and used for traveling in a detection field to drive the fixed installation sleeve 1 and drive the detection mechanism to move along an axial direction of the pipeline to be detected. Specifically, the pipeline flaw detection equipment changes the structure form of the existing flaw detection by walking on the surface of the pipeline into the structure form of flaw detection by walking on the ground, and the gravity of the equipment is completely born by the ground and cannot act on the pipeline. The pipeline flaw detection equipment is used for carrying out flaw detection on a pipeline to be detected, firstly, the mounting sleeve 1 is movably sleeved outside the pipeline to be detected, a certain moving space is reserved between the mounting sleeve 1 and the pipeline to be detected, the moving action process of the mounting sleeve 1 does not directly act on the pipeline to be detected, and a protective sleeve on the surface of the pipeline to be detected generally belongs to a non-metal material, so that the flaw detection process is not influenced by the non-metal material, only the pipeline made of the metal material is subjected to flaw detection, the protective sleeve on the surface of the pipeline to be detected does not need to be dismounted, meanwhile, the mounting sleeve 1 can freely move along the axial direction of the pipeline to be detected, and the pipeline to be detected can easily pass through even if the pipeline to be detected turns in a certain range or the concave-convex structure of the surface of the pipeline to be detected is encountered; but then lay detection mechanism circumferential direction on installing cover 1 for detection mechanism can wind the pipeline circumferential direction that awaits measuring, carries out radiographic imaging to the pipeline circumference that awaits measuring with realization detection mechanism and detects: the advancing support assembly 2 advances in the detection field to drive the fixed mounting sleeve 1 and drive the detection mechanism to move along the axial direction of the pipeline to be detected, so that the detection mechanism can move axially relative to the pipeline to be detected, and then radiographic imaging detection is carried out on different axial positions of the pipeline to be detected, the operation of the flaw detection process is simple, and the working efficiency is high; this scheme supports installation cover 1 through the supporting component 2 of marcing, avoids pipeline inspection equipment to support and presses the pipeline that awaits measuring, and the protective sheath on the pipeline that awaits measuring need not to take off when realizing the actual measuring, has simplified the operation degree of difficulty among the pipeline inspection equipment in-service use greatly, has improved detection efficiency, and the practicality is strong, is suitable for extensive popularization and application. Optionally, an avoiding groove is formed in the mounting sleeve 1, the concave-convex structure on the pipeline to be tested is avoided through the avoiding groove, and meanwhile, turning and advancing are facilitated.
As shown in fig. 1, in the present embodiment, the traveling support assembly 2 includes a traveling member 21 for traveling in the detection site, and a support member 22 disposed on the traveling member 21 and supporting the mounting sleeve 1 from the bottom for driving the mounting sleeve 1 to move along the axial direction of the pipe to be detected. Specifically, support piece 22 is followed bottom sprag installation cover 1 in order to be in order to advance installation cover 1 fixed connection on piece 21, and piece 21 of advancing is advanced in order to drive installation cover 1 board and drive detection mechanism along the axial displacement of the pipeline that awaits measuring in detecting the place, realizes that detection mechanism carries out radiographic imaging to the different axial positions of the pipeline that awaits measuring and detects. Optionally, the travelling member 21 comprises a plurality of universal pulleys for travelling within the inspection site. Optionally, the traveling member 21 includes a driving structure connected with the universal pulley for driving the movement of the universal pulley. Optionally, the driving structure is one of driving devices such as a motor, an oil cylinder or an air cylinder, or some gear racks, a gear box, a gearbox, a lead screw assembly and a worm and gear assembly can also be assisted.
As shown in fig. 1, in the present embodiment, a position of the detection mechanism farthest from the support member 22 in the axial direction of the mounting sleeve 1 is set as a first suspended portion, a position of the traveling member 21 farthest from the support member 22 in the axial direction of the mounting sleeve 1 is set as a second suspended portion, the first suspended portion and the second suspended portion are arranged on the same side of the support member 22, a distance between the first suspended portion and the support member 22 is L1, a distance between the second suspended portion and the support member 22 is L2, and a ratio range of L1 to L2 is 1-2. It should be understood that, the supporting member 22 is disposed on the traveling member 21 and supports the mounting sleeve 1, and the detection mechanism needs to rotate around the circumferential direction of the mounting sleeve 1, so that, in order to prevent the supporting member 22 from obstructing the detection mechanism, the detection mechanism and a part of the structure of the mounting sleeve 1 are disposed in a suspended manner relative to the traveling member 21, and it is further necessary to ensure that the gravity centers of the detection mechanism and the suspended part of the mounting sleeve 1 are still within the supporting range of the traveling supporting component 2, thereby preventing the suspended part of the detection mechanism and the mounting sleeve 1 from abutting against the pipeline to be detected, and ensuring that the mounting sleeve 1 and the detection mechanism are not obstructed along the axial movement of the pipeline to be detected. It should be understood that, because the detection mechanism needs to perform radiographic detection on the pipeline to be detected, the detection end of the detection mechanism often extends out of the mounting sleeve 1 along the axial direction, and when the position on the detection mechanism, which is farthest from the support member 22 along the axial direction of the mounting sleeve 1, is set as a first suspended portion, the first suspended portion is the position on the detection mechanism and the suspended portion of the mounting sleeve 1, which is farthest from the support member 22 along the axial direction of the mounting sleeve 1. Specifically, by setting the distance between the first suspended portion and the support member 22 to be L1 and then setting the distance between the second suspended portion and the support member 22 to be L2, when the ratio range of L1 to L2 is 1 to 2, the gravity centers of the suspended portions of the detection mechanism and the mounting sleeve 1 are located in the support range of the advancing support assembly 2, the protective sleeve on the pipeline to be detected does not need to be taken down in the actual detection process, the operation is simple, and the working efficiency is high. Preferably, the ratio of L1 and L2 is 9: 6.
as shown in fig. 1, in this embodiment, the detection mechanism includes a radiographic imaging component 3 for displaying the damage condition of the pipeline to be detected through radiographic imaging in the process of rotating around the pipeline to be detected in the circumferential direction, a connecting component 4 fixedly sleeved on the mounting sleeve 1 and connected with the radiographic imaging component 3 for rotationally connecting the radiographic imaging component 3 to the mounting sleeve 1, and a driving component 5 fixedly sleeved on the mounting sleeve 1 and connected with the connecting component 4 for driving the connecting component 4 to drive the radiographic imaging component 3 to rotate around the pipeline to be detected in the circumferential direction. Specifically, rotate radiographic imaging subassembly 3 through coupling assembling 4 and connect on the installation cover 1, rethread drive assembly 5 drive coupling assembling 4 is around the pipeline circumferential direction that awaits measuring in order to drive radiographic imaging subassembly 3 to realize that radiographic imaging subassembly 3 carries out radiographic imaging to the pipeline circumference that awaits measuring and detects.
As shown in fig. 1 and 5, in the present embodiment, the driving assembly 5 includes a driving member 51 disposed on the connecting assembly 4, a rotating gear 52 disposed along a radial direction of the mounting sleeve 1 and connected to an output end of the driving member 51, and an annular rack 53 fixedly disposed on the mounting sleeve 1 and engaged with the rotating gear 52. Specifically, the driving member 51 drives the rotating gear 52 to rotate, the rotating gear 52 is meshed with the annular rack 53, and the annular rack 53 is fixedly sleeved on the mounting sleeve 1, so that the rotating gear 52 rotates around the circumferential direction of the annular rack 53, and the connecting assembly 4 and the radiographic imaging assembly 3 are further driven to rotate around the circumferential direction of the pipeline to be measured. Alternatively, the driving member 51 is one of driving devices such as a motor, a cylinder or a pneumatic cylinder, or may also assist some gear rack, a gear box, a gearbox, a lead screw assembly, and a worm and gear assembly.
As shown in fig. 1, in this embodiment, the driving member 51 includes a driving motor disposed on the connecting assembly 4 along the radial direction of the mounting sleeve 1, a first transmission bevel gear fixedly sleeved on an output shaft of the driving motor, a second transmission bevel gear engaged with the first transmission bevel gear, and a transmission shaft disposed along the axial direction of the mounting sleeve 1 and fixedly connected to the second transmission bevel gear and the rotating gear 52, respectively, the driving member 51 further includes a mounting block disposed on the connecting assembly 4 along the radial direction of the mounting sleeve 1, and the transmission shaft is rotatably connected to the mounting block. Specifically, the first transmission bevel gear is driven to rotate by the driving motor, the first transmission bevel gear drives the second transmission bevel gear to rotate, the second transmission bevel gear drives the transmission shaft to rotate, the transmission shaft is rotatably installed on the installation block and drives the rotating gear 52 to rotate, so that power transmission is realized, and the radiographic imaging detection of the radiographic imaging component 3 on the circumferential direction of the pipeline to be detected is completed. It should be understood that the radial rotation is converted into the axial rotation by the first and second bevel gear drives, and the axial rotation is converted into the radial rotation by the rotating gear 52 and the annular rack 53.
In the present embodiment, the circular rack 53 comprises a plurality of arcuate racks connected end to end, as shown in fig. 5. Specifically, the annular rack 53 is formed by a plurality of arc-shaped racks which are connected end to end, and then the appropriate number of arc-shaped racks and the rotating gear 52 which is meshed with the arc-shaped racks and has the appropriate size are selected according to the diameter of the pipeline to be detected, so that the universality of the pipeline flaw detection equipment is improved. Optionally, the number of the arc-shaped racks is 8, the number is small, and the assembly is simple. It should be understood that the annular rack 53 is split into a plurality of arc-shaped racks for easy storage.
As shown in fig. 1 and 4, in the present embodiment, the connecting assembly 4 includes an annular rail 41 fixedly sleeved on the mounting sleeve 1, a rotating pulley 42 rotatably connected to the annular rail 41, and a mounting plate 43 fixedly connected to the rotating pulley 42 and supporting the radiographic imaging assembly 3. Specifically, through locating mounting sleeve 1 with the fixed cover of circular orbit 41, the rethread is connected with rotary pulley 42 and circular orbit 41 rotationally, then through mounting panel 43 with radiographic imaging subassembly 3 with rotary pulley 42 fixed connection for radiographic imaging subassembly 3 can be around the pipeline circumferential direction that awaits measuring, accomplishes the radiographic imaging detection to the pipeline circumferential direction that awaits measuring. Optionally, the cross section of the annular rail 41 is arranged in an "i" shape, and the rotating pulley 42 is provided with two clamping platforms which are slidably clamped in the two clamping grooves of the annular rail 41 respectively. Alternatively, the connecting assembly 4 is provided with a plurality of mutually parallel circular rails 41 at intervals, and the rotating pulleys 42 are arranged in one-to-one correspondence with the circular rails 41.
As shown in fig. 1, in the present embodiment, the radiation imaging assembly 3 includes a radiation member 31 fixedly connected to a first side of the connection assembly 4 for providing radiation penetrating through the pipe to be tested from an outer side of the pipe to be tested, and an imaging member 32 fixedly connected to a second side of the connection assembly 4 for receiving radiation penetrating through the pipe to be tested from the outer side of the pipe to be tested, where the radiation member 31 and the imaging member 32 are respectively disposed at two sides of the pipe to be tested and are oppositely disposed. Specifically, the ray penetrating through the pipeline to be tested is provided from the outer side of the pipeline to be tested through the ray piece 31, the imaging piece 32 penetrates through the ray after the pipeline to be tested from the outer sentence of the pipeline to be tested and images, and the ray piece 31 and the imaging piece 32 are both fixedly connected with the connecting assembly 4 so as to synchronously move relative to the pipeline to be tested and complete the circumferential ray imaging detection of the pipeline to be tested. Optionally, the imaging member 32 includes a plurality of cameras that transmit image data to a remote control system in an unlimited manner. Optionally, the camera may image in a photographing manner, and may also image in a continuous photographing manner.
As shown in fig. 1 and fig. 3, in this embodiment, the radiation member 31 includes a mounting seat fixedly connected to the first side of the connection member 4, an X-ray machine is installed on the mounting seat, and a radiation emitting position of the X-ray machine faces the outer wall of the pipeline to be measured. Specifically, the mounting base extends outwards in the mounting sleeve 1 along the axial portion of the pipeline to be measured so as to mount the X-ray machine, so that the ray emitting position of the X-ray machine is opposite to the outer wall of the pipeline to be measured.
In this embodiment, the pipeline inspection equipment further includes a plurality of ultrasonic distance sensors installed outside the detection mechanism. Specifically, external obstacles in the working process of the pipeline flaw detection equipment are detected through the ultrasonic distance sensor, so that the equipment can be stopped in time, and alarm information is sent out.
In this embodiment, the pipeline inspection equipment further includes an adjusting assembly, and the adjusting assembly is telescopically arranged on the advancing support assembly 2 and is used for adjusting the vertical support height of the advancing support assembly 2.
In this embodiment, the adjustment subassembly includes along vertical the laying in the flexible support that can vertically stretch out and draw back on the supporting component 2 of marcing and the mounting that is used for flexible back fixed telescopic bracket of telescopic bracket who is connected with telescopic bracket. Specifically, through the vertical flexible vertical height of the supporting component 2 of marcing of telescopic bracket in order to adjust, rethread mounting is at telescopic bracket flexible back fixed telescopic bracket to realize that the adjustment subassembly is fixed after to the adjustment of the supporting component 2 vertical support height of marcing.
In this embodiment, the telescopic bracket includes the first telescopic link of vertically laying on advancing supporting component 2 and along vertically laying on advancing supporting component 2 and the cover locate the outer second telescopic link of first telescopic link, the mounting includes along the horizontal direction wear to locate the second telescopic link and support and press the fixing bolt that is used for after first telescopic link and the relative movement of second telescopic link to press fixedly on the outer wall of first telescopic link, support and press bolt and second telescopic link threaded connection. Specifically, when the vertical distance in installation cover 1 apart from the detection place changes, through first telescopic link and second telescopic link relative movement to the adjustment vertical braces height of the supporting component 2 of marcing, then support through the support bolt of wearing to locate the second telescopic link and press first telescopic link, make first telescopic link and second telescopic link rigid, and then realize the outrigger of the supporting component 2 of marcing to installation cover 1. Optionally, still be equipped with the display panel that is used for showing first telescopic link and second telescopic link relative movement's displacement on the telescopic bracket, with show the displacement of mutual movement between first telescopic link and the second telescopic link according to the display panel, when adjustment assembly adjusts the vertical braces height of the support component 2 of marcing, make the vertical braces altitude variation of the support component 2 of marcing and the vertical distance looks adaptation in installation cover 1 apart from detecting the place, and then make installation cover 1 with lay the detection mechanism on installation cover 1 for the pipeline that awaits measuring motionless, thereby ensure to detect the precision.
In this embodiment, the telescopic bracket further comprises an elastic member fixedly connected with the first telescopic rod and the second telescopic rod respectively. Specifically, carry out elasticity spacing through the elastic component and prevent that first extensible member and second extensible member are excessively close to or excessively keep away from, and then lead to advancing the vertical braces height of supporting component 2 too big to prevent that installation cover 1 from producing too big bulldozing force to the pipeline that awaits measuring, and influence detection mechanism's detection precision. In particular, the elastic member is made of an elastically deformable material. Optionally, the elastic member is a compression spring or an extension spring.
In this embodiment, the adjusting assembly includes a first adjusting member telescopically arranged on the traveling member 21 for adjusting the vertical supporting height of the traveling member 21; and/or the adjustment assembly comprises a second adjustment member telescopically adjustably arranged on the support member 22 for adjusting the vertical support height of the support member 22. Specifically, according to actual conditions, the vertical support height of the advancing piece 21 can be adjusted through the first adjusting piece, so that the stable support of the advancing support component 2 on the installation sleeve 1 is ensured, and the vertical support height of the support component 22 can also be adjusted through the second adjusting piece, so that the stable support of the advancing support component 2 on the installation sleeve 1 is ensured. Optionally, be equipped with compression spring on the first adjustment piece to when the vertical distance grow in installation cover 1 distance detection place, accomplish the quick adjustment of 2 vertical support heights of the supporting component of marcing, be equipped with extension spring on the second adjustment piece, when the vertical distance in installation distance detection place diminishes, accomplish the quick adjustment of 2 vertical support heights of the supporting component of marcing, first adjustment piece and second adjustment piece cooperate each other, in order to realize under the different road surface conditions, the quick adjustment of 2 vertical support heights of the supporting component of marcing. It should be appreciated that in another embodiment, an extension spring is provided on the first adjustment member and a compression spring is provided on the second adjustment member.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a pipeline inspection equipment, its characterized in that, including be used for movably cover in the pipeline that awaits measuring installation cover (1) outside, rotationally lay be used for on installation cover (1) around the pipeline circumferential direction that awaits measuring in-process through ray imaging with the detection mechanism who shows the damage condition of the pipeline that awaits measuring and support supporting component (2) of marcing that is used for of installation cover (1) is advanced in order to drive fixed mounting cover (1) and drive detection mechanism along the axial displacement of the pipeline that awaits measuring from bottom support in the detection place.
2. The pipeline inspection equipment according to claim 1, characterized in that the traveling support assembly (2) comprises a traveling member (21) for traveling in the inspection site and a support member (22) arranged on the traveling member (21) and supporting the mounting sleeve (1) from the bottom for moving the mounting sleeve (1) in the axial direction of the pipeline to be inspected.
3. The pipeline inspection apparatus according to claim 2, wherein a portion of the detection mechanism that is farthest from the support member (22) in the axial direction of the mounting sleeve (1) is set as a first suspended portion, a portion of the traveling member (21) that is farthest from the support member (22) in the axial direction of the mounting sleeve (1) is set as a second suspended portion, the first suspended portion and the second suspended portion are arranged on the same side of the support member (22), a distance between the first suspended portion and the support member (22) is L1, a distance between the second suspended portion and the support member (22) is L2, and a ratio of L1 to L2 ranges from 1 to 2.
4. The pipeline inspection equipment according to claim 1, wherein the detection mechanism comprises a radiographic imaging component (3) for displaying damage conditions of the pipeline to be detected through radiographic imaging in the circumferential rotation process around the pipeline to be detected, a connecting component (4) fixedly sleeved on the mounting sleeve (1) and connected with the radiographic imaging component (3) and used for rotatably connecting the radiographic imaging component (3) to the mounting sleeve (1), and a driving component (5) fixedly sleeved on the mounting sleeve (1) and connected with the connecting component (4) and used for driving the connecting component (4) to drive the radiographic imaging component (3) to rotate circumferentially around the pipeline to be detected.
5. The pipeline inspection apparatus of claim 4, wherein the driving assembly (5) comprises a driving member (51) arranged on the connecting assembly (4), a rotating gear (52) arranged along a radial direction of the mounting sleeve (1) and connected with an output end of the driving member (51), and an annular rack (53) fixedly arranged on the mounting sleeve (1) and engaged with the rotating gear (52).
6. The pipeline inspection equipment according to claim 5, wherein the driving member (51) comprises a driving motor arranged on the connecting assembly (4) along a radial direction of the mounting sleeve (1), a first transmission bevel gear fixedly sleeved on an output shaft of the driving motor, a second transmission bevel gear engaged with the first transmission bevel gear, and a transmission shaft arranged along an axial direction of the mounting sleeve (1) and fixedly connected with the second transmission bevel gear and the rotating gear (52), respectively, the driving member (51) further comprises a mounting block arranged on the connecting assembly (4) along the radial direction of the mounting sleeve (1), and the transmission shaft is rotatably connected with the mounting block.
7. The pipeline inspection apparatus of claim 5, wherein the annular rack (53) comprises a plurality of arcuate racks that are connected end-to-end.
8. The pipeline inspection apparatus according to claim 4, wherein the connection assembly (4) includes an annular rail (41) fixedly secured to the mounting sleeve (1), a rotating pulley (42) rotatably connected to the annular rail (41), and a mounting plate (43) fixedly connected to the rotating pulley (42) and supporting the radiographic imaging assembly (3).
9. The pipeline inspection apparatus according to claim 4, wherein the radiation imaging assembly (3) comprises a radiation member (31) fixedly connected to a first side of the connecting assembly (4) for providing radiation penetrating through the pipeline to be inspected from an outer side of the pipeline to be inspected, and an imaging member (32) fixedly connected to a second side of the connecting assembly (4) for receiving radiation penetrating through the pipeline to be inspected from the outer side of the pipeline to be inspected, and the radiation member (31) and the imaging member (32) are respectively arranged on both sides of the pipeline to be inspected and are oppositely arranged.
10. The pipeline inspection apparatus of claim 9, wherein the radiation member (31) includes a mounting base fixedly connected to the first side of the connecting member (4), and an X-ray machine is mounted on the mounting base, and a radiation emitting position of the X-ray machine faces the outer wall of the pipeline to be inspected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210281118.0A CN114607921A (en) | 2022-03-21 | 2022-03-21 | Pipeline flaw detection equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210281118.0A CN114607921A (en) | 2022-03-21 | 2022-03-21 | Pipeline flaw detection equipment |
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|---|---|
| CN114607921A true CN114607921A (en) | 2022-06-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210281118.0A Pending CN114607921A (en) | 2022-03-21 | 2022-03-21 | Pipeline flaw detection equipment |
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| CN (1) | CN114607921A (en) |
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