CN220207523U - Pipe damage inspection device based on acoustic emission technology - Google Patents
Pipe damage inspection device based on acoustic emission technology Download PDFInfo
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- CN220207523U CN220207523U CN202322114042.5U CN202322114042U CN220207523U CN 220207523 U CN220207523 U CN 220207523U CN 202322114042 U CN202322114042 U CN 202322114042U CN 220207523 U CN220207523 U CN 220207523U
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- 238000007689 inspection Methods 0.000 title claims abstract description 22
- 238000005516 engineering process Methods 0.000 title claims abstract description 18
- 210000000078 claw Anatomy 0.000 claims description 19
- 238000000034 method Methods 0.000 claims description 9
- 230000006978 adaptation Effects 0.000 claims 1
- 238000004891 communication Methods 0.000 claims 1
- 230000001360 synchronised effect Effects 0.000 claims 1
- 238000001514 detection method Methods 0.000 abstract description 14
- 238000003466 welding Methods 0.000 description 17
- 239000002390 adhesive tape Substances 0.000 description 5
- 238000009434 installation Methods 0.000 description 5
- 239000012530 fluid Substances 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- 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
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Abstract
The utility model discloses a pipe fitting damage inspection device based on an acoustic emission technology, which comprises a base, wherein a circular ring sleeve is arranged above the base, two sides of the circular ring sleeve are provided with horizontally placed fixed shafts, two ends of each fixed shaft are connected and fixed with the base through vertical support columns which are vertically placed, the circular ring sleeve is respectively connected with the fixed shafts on two sides through lug plates in a sliding manner, waveguide rods which are vertically placed are arranged on the top and the bottom of the circular ring sleeve, an acoustic sensor is arranged at the other end of each waveguide rod, the top of each acoustic sensor is arranged in a clamping groove, one side of each clamping groove is provided with a first lifting column, and a supporting seat of each first lifting column is fixed on the side wall of the circular ring sleeve; two supporting plates placed horizontally are further installed above the base, the supporting plates are fixedly connected with the base through at least one second vertically placed lifting column, and the supporting plates are fixedly connected with the pipeline through a clamp matched with the pipeline. The utility model has high detection efficiency on the pipeline.
Description
Technical Field
The utility model relates to a pipe damage inspection device, in particular to a pipe damage inspection device based on an acoustic emission technology.
Background
The long pipeline is generally formed by welding multiple sections of pipes, the welding seams are required to be detected after the pipeline is welded, and the fact that no crack exists at the welding positions is determined to be put into normal use is determined, wherein the detection technology which is most used in the pipeline welding seam detection process in the prior art is the acoustic emission technology.
When the acoustic emission detection equipment is used, the acoustic emission sensor is required to be attached near a pipeline weld joint and fixed, the fixing structure between the acoustic emission sensor and the pipeline in the prior art is generally a magnet, a binding belt or an adhesive tape, and the magnet fixing structure can only be used for a metal pipeline and has limited application range; the binding belt and the adhesive tape have wide application range, but have low service life, especially the adhesive tape, and the adhesive tape basically has a disposable structure and cannot be used continuously after being used once; when a plurality of pipelines need to be inspected in succession by one device, the binding belts need to be disassembled and assembled repeatedly, the binding belts are easy to deform and damage in the process of disassembly and assembly repeatedly, and the time consumed by disassembly and assembly repeatedly is long, so that the pipeline inspection efficiency is affected.
Disclosure of Invention
The utility model aims to solve the technical problems that in the prior art, when one acoustic emission detection device needs to detect a plurality of pipelines in succession, the installation and fixation structure of the acoustic emission sensor needs to be disassembled and assembled repeatedly, the consumed time is long, and the pipeline detection efficiency is affected.
The utility model is realized by the following technical scheme:
the pipe fitting damage inspection device based on the acoustic emission technology comprises a rectangular base which is horizontally placed, a circular ring sleeve which is vertically placed is arranged above the base, a central shaft of the circular ring sleeve is parallel to the upper edge of the base, two sides of the circular ring sleeve are provided with fixed shafts which are horizontally placed, the axial direction of each fixed shaft is parallel to the central shaft of the circular ring sleeve, two ends of each fixed shaft are connected and fixed with the base through vertical support columns which are vertically placed, the circular ring sleeve and the fixed shafts on the two sides are respectively connected in a sliding manner through an ear plate, the fixed shafts penetrate through the center of each ear plate and are connected with the ear plates in a sliding manner, the ear plates are fixed on the outer wall of the circular ring sleeve, locking structures for locking the ear plates are arranged on the two sides of the ear plates, the locking structures are detachably connected with the fixed shafts, waveguide rods which are vertically placed are arranged on the top and the bottom of the circular ring sleeve, one ends of the waveguide rods penetrate through the circular ring sleeve wall to enter the inner side of the circular ring sleeve, the waveguide rods are connected with the circular ring sleeve wall in a sliding manner, the other ends of the waveguide rods are provided with acoustic emission sensors, the tops of the acoustic emission sensors are installed inside the clamping grooves, the first side of the acoustic emission sensors are detachably connected with the clamping grooves, the sides of the locking grooves are connected with the clamping grooves through the first lifting support columns, and the first lifting support columns are connected with the lifting columns through the fixing columns;
two supporting plates placed horizontally are further installed above the base, the supporting plates are fixedly connected with the base through at least one second vertically placed lifting column, the two supporting plates are matched with and support pipelines to be detected, the two supporting plates move synchronously in the vertical direction, the circular ring sleeve is located between the two supporting plates, the supporting plates are fixedly connected with the pipelines through clamp connectors matched with the pipelines, the clamp connectors are detachably connected with the supporting plates, and the pipelines penetrate through the circular ring sleeve and are fixed on the supporting plates on two sides of the circular ring sleeve.
According to the utility model, the circular ring sleeve capable of moving along the axial direction of the pipeline and the lifting column capable of enabling the sound-emitting sensor and the waveguide rod to reciprocate in the vertical direction are used as a fixing structure between the sound-emitting sensor and the pipeline, the existing structures such as binding bands, adhesive tapes and magnets are replaced, after the last pipeline is finished, the sound-emitting sensor and the waveguide rod do not need to be disassembled and assembled, after a new pipeline is replaced, the waveguide rod provided with the sound-emitting sensor can be attached near a welding seam of the new pipeline by moving the circular ring sleeve and adjusting the first lifting column.
The utility model discloses a device for fixing a sound emitting sensor, which comprises a base, a waveguide rod, a clamp, a support plate, a clamp, a support plate and the like.
The application mode of the utility model is as follows: fixing a pipeline on a supporting plate, enabling the pipeline to pass through a circular annular sleeve, enabling the pipeline to be located at the inner side of the circular annular sleeve, moving the circular annular sleeve to the position near a welding line of the pipeline, installing locking structures on two sides of an ear plate to lock the ear plate, avoiding movement of the circular annular sleeve, opening a first lifting column, moving a waveguide rod towards one side where the pipeline is located to enable the front end of the waveguide rod to be attached to the pipeline wall, enabling the first lifting column to stop moving after the front end of the waveguide rod is attached to the pipeline wall, introducing gas or liquid into the pipeline, and then starting to conduct pipeline damage inspection, wherein if a crack exists at the welding line of the pipeline, fluid in the pipeline leaks, and the fluid is sprayed outwards through the crack or a corrosion hole to form a sound source, can be collected by a sound sensor, and further whether the crack exists at the welding line of the pipeline is achieved; in the long pipeline detection process, after one welding line is detected, the circular ring sleeve is moved along the axial direction of the pipeline, and the work is repeated, so that the welding line at the next position can be detected; when the pipeline is replaced, fluid is not introduced into the pipeline, the waveguide rod is moved to a direction far away from the pipeline through the first lifting column, the old pipeline is removed, a new pipeline is installed, and then the operation is repeated, so that the new pipeline can be detected. In the process of pipeline replacement, the circular ring sleeve, the waveguide rod and the acoustic sensor do not need to be disassembled and assembled, and the efficiency is high. The acoustic emission detection technology related in the utility model is the prior art, the principle and other devices in the acoustic emission detection system are not explained in detail herein, and the utility model does not improve the acoustic emission detection system and the principle.
The locking structure of otic placode both sides installation is cavity claw dish, and cavity claw dish is fixed with the otic placode lateral wall connection, and the fixed axle passes from the through-hole in the middle of the cavity claw dish along axial direction, and cavity claw dish is connected with the fixed axle can be dismantled.
The hollow claw disc is used as a locking structure of the lug plate, so that the operation is simple, and the sliding and locking of the lug plate can be realized without repeatedly disassembling and assembling the hollow claw disc.
A plurality of circular ring sleeves which are vertically placed are arranged above the base, all the circular ring sleeves are located between the two fixed shafts and are connected with the fixed shafts in a sliding mode through the lug plates, and all the circular ring sleeves are sequentially arranged along the axial direction of the fixed shafts.
The circular annular sleeves are provided with the waveguide rods and the acoustic sensors, so that a plurality of welding seams of the long pipeline can be detected at the same time, and the efficiency is high; the movable circular ring sleeve is used for ensuring that the position of the circular ring sleeve can be adjusted to be near a welding line of a pipeline when pipelines with different diameters are measured.
All second lifting columns below the supporting plate are installed on a horizontal plate placed horizontally, the horizontal plate is located on the top surface of the base, two sides of the horizontal plate are vertically connected with vertical plates, the two vertical plates are located on two side walls of the base, which are located at opposite positions, of the base respectively, the vertical plates and the corresponding base side walls are connected through sliding blocks and sliding grooves in a sliding mode, sliding grooves are formed in the base side walls along the long side directions of the base side walls, the sliding blocks are fixed on the vertical plates, the sliding blocks are inserted into the sliding grooves and are connected with the sliding grooves in a sliding mode, and structures for locking the vertical plates are arranged between the vertical plates and the corresponding base side walls.
According to the utility model, the horizontal plate is only placed on the base, and the two vertical plates cooperatively drive the horizontal plate, the second lifting column above the horizontal plate and the supporting plate to move along the long side direction of the base, so that the distance between the two supporting plates is adjustable; the two support plates are matched with the support pipe, and the distance between the two support plates determines the length of the pipe which can be detected, so that the distance between the two support plates is adjustable, and the length range of the pipe which can be supported is larger.
The top and the draw-in groove of sound sensor pass through two bolted connection fixedly, install two bolts on the setting of draw-in groove, two bolts set up relatively about the center pin of sound sensor, two bolts and draw-in groove threaded connection, two bolts precess simultaneously to the direction place at sound sensor to with sound sensor outer wall in close contact with, the sound sensor is pressed from both sides tightly between two bolts.
The two bolts are matched to clamp the acoustic sensor, so that the acoustic sensor is simple in structure, convenient to operate and low in maintenance cost and installation cost of equipment.
The vertical plate is locked with the corresponding side wall of the base through screws.
The clamp is fixed with the supporting plate through screw connection.
The first lifting column is an electric push rod, and the second lifting column is a hydraulic lifting column.
Compared with the prior art, the utility model has the following advantages and beneficial effects:
1. the pipe damage inspection device based on the acoustic emission technology does not need to disassemble and assemble the circular ring sleeve, the waveguide rod and the acoustic emission sensor in the process of pipeline replacement, and has high detection efficiency in the detection of a large number of pipelines;
2. the pipe damage inspection device based on the acoustic emission technology adopts the waveguide rod to replace the acoustic emission sensor to contact with the wall of the pipeline, the front end area of the waveguide rod is small, and compared with the acoustic emission sensor, the pipe damage inspection device has higher fitting degree with the pipeline;
3. according to the pipe fitting damage inspection device based on the acoustic emission technology, the hollow claw disc is used as the locking structure of the ear plate, the operation is simple, and the sliding and locking of the ear plate can be realized without repeatedly disassembling the hollow claw disc.
Drawings
The accompanying drawings, which are included to provide a further understanding of embodiments of the utility model and are incorporated in and constitute a part of this application, illustrate embodiments of the utility model. In the drawings:
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the mounting structure of the support plate of the present utility model;
FIG. 3 is a schematic view of an ear plate structure according to the present utility model;
fig. 4 is a schematic view of the installation structure of the acoustic sensor of the present utility model.
In the drawings, the reference numerals and corresponding part names:
the ultrasonic transducer comprises a 1-base, a 2-connecting arm, a 3-fixed shaft, a 4-vertical supporting column, a 5-lug plate, a 6-waveguide rod, a 7-acoustic sensor, an 8-clamping groove, a 9-first lifting column, a 10-support, an 11-supporting plate, a 12-second lifting column, a 13-pipeline, a 14-clamp, a 15-hollow claw disc, a 16-horizontal plate, a 17-vertical plate, a 18-sliding block, a 19-sliding groove and a 20-bolt.
Detailed Description
For the purpose of making apparent the objects, technical solutions and advantages of the present utility model, the present utility model will be further described in detail with reference to the following examples and the accompanying drawings, wherein the exemplary embodiments of the present utility model and the descriptions thereof are for illustrating the present utility model only and are not to be construed as limiting the present utility model.
Example 1
As shown in fig. 1-4, the pipe damage inspection device based on the acoustic emission technology comprises a rectangular base 1 which is horizontally placed, a circular ring sleeve 2 which is vertically placed is arranged above the base 1, the central axis of the circular ring sleeve 2 is parallel to the upper edge of the base 1, two sides of the circular ring sleeve 2 are provided with a fixed shaft 3 which is horizontally placed, the axial direction of the fixed shaft 3 is parallel to the central axis of the circular ring sleeve 2, two ends of the fixed shaft 3 are fixedly connected with the base 1 through a vertical supporting column 4 which is vertically placed, the circular ring sleeve 2 and the fixed shafts 3 on two sides are respectively connected in a sliding manner through an ear plate 5, the fixed shaft 3 passes through the center of the ear plate 5 and the fixed shaft 3 is connected with the ear plate 5 in a sliding manner, the ear plate 5 is fixed on the outer wall of the circular ring sleeve 2, two sides of the ear plate 5 are provided with locking structures which are respectively connected with the fixed, the fixed on the top and the bottom of the circular ring sleeve 2 are respectively provided with waveguide rods 6, one end of the waveguide rods 6 passes through the wall of the circular ring sleeve 2 and enters the inner side of the circular ring sleeve 2, the other end of the waveguide rods 6 is connected with a first sensor 7, a lifting clamp groove 9 is arranged at the top of the lifting seat 8, and a first side of the lifting seat 9 is connected with the first side of the lifting seat 8, and the first side of the lifting seat 9 is connected with the first sensor 8, and the first side of the lifting seat 9 is connected with the lifting seat 9;
two supporting plates 11 placed horizontally are further installed above the base 1, the supporting plates 11 are fixedly connected with the base 1 through at least one second vertically placed lifting column 12, the two supporting plates 11 are matched with and support a pipeline 13 to be detected, the two supporting plates 11 synchronously move in the vertical direction, the circular ring sleeve 2 is located between the two supporting plates 11, the supporting plates 11 and the pipeline 13 are fixedly connected through a clamp 14 matched with the pipeline 13, the clamp 14 is detachably connected with the supporting plates 11, and the pipeline 13 penetrates through the circular ring sleeve 2 and is fixed on the supporting plates 11 on two sides of the circular ring sleeve 2.
The clip 14 is fixed to the support plate 11 by screw connection.
The first lifting column 9 is an electric push rod, and the second lifting column 12 is a hydraulic lifting column.
The application mode of the utility model is as follows: fixing a pipeline on a supporting plate, enabling the pipeline to pass through a circular ring sleeve, enabling the pipeline to be positioned at the inner side of the circular ring sleeve, moving the circular ring sleeve to the position near a welding line of the pipeline, installing locking structures on two sides of an ear plate to lock the ear plate so as to prevent the circular ring sleeve from moving, opening a first lifting column, moving a waveguide rod towards one side of the pipeline so that the front end of the waveguide rod is attached to the pipeline wall, stopping moving the first lifting column after the front end of the waveguide rod is attached to the pipeline wall, introducing fluid into the pipeline, and starting to perform pipeline damage inspection, and repeating the operation to perform welding line detection at the next position after one welding line is detected in the long pipeline detection process; when the pipeline is replaced, the first lifting column moves the waveguide rod in a direction away from the pipeline, the old pipeline is removed and is filled into a new pipeline, and then the operation is repeated, so that the new pipeline can be detected. In the process of pipeline replacement, the circular ring sleeve, the waveguide rod and the acoustic sensor do not need to be disassembled and assembled, and the efficiency is high.
Example 2
Based on embodiment 1, the locking structure installed on two sides of the ear plate 5 is a hollow claw disc 15, the hollow claw disc 15 is fixedly connected with the side wall of the ear plate 5, the fixed shaft 3 passes through a through hole in the middle of the hollow claw disc 15 along the axial direction, and the hollow claw disc 15 is detachably connected with the fixed shaft 3.
The hollow claw disc is used as a locking structure of the lug plate, so that the operation is simple, and the sliding and locking of the lug plate can be realized without repeatedly disassembling and assembling the hollow claw disc.
Example 3
Based on the above embodiment, a plurality of circular ring sleeves 2 are vertically placed above the base 1, all the circular ring sleeves 2 are located between two fixed shafts 3 and all the circular ring sleeves 2 are slidably connected with the fixed shafts 3 through the ear plates 5, and all the circular ring sleeves 2 are sequentially arranged along the axial direction of the fixed shafts 3.
The circular annular sleeves are provided with the waveguide rods and the acoustic sensors, so that a plurality of welding seams of the long pipeline can be detected at the same time, and the efficiency is high; the movable circular ring sleeve is used for ensuring that the position of the circular ring sleeve can be adjusted to be near a welding line of a pipeline when pipelines with different diameters are measured.
Example 4
Based on the above embodiment, all the second lifting columns 12 below the supporting plate 11 are mounted on the horizontal plate 16 placed horizontally, the horizontal plate 16 is located on the top surface of the base 1, two sides of the horizontal plate 16 are vertically connected with the vertical plates 17, two vertical plates 17 are respectively located on two side walls of the base 1 at opposite positions, the vertical plates 17 and the corresponding side walls of the base 1 are slidably connected through the sliding blocks 18 and the sliding grooves 19, the sliding grooves 19 are arranged on the side walls of the base 1 along the long side directions of the sliding blocks, the sliding blocks 18 are fixed on the vertical plates 17, the sliding blocks 18 are inserted into the sliding grooves 19 and are slidably connected with the sliding grooves 19, and structures for locking the vertical plates 17 are arranged between the vertical plates 17 and the corresponding side walls of the base 1. The vertical plate 17 is locked with the corresponding side wall of the base 1 through screws.
According to the utility model, the horizontal plate is only placed on the base, and the two vertical plates cooperatively drive the horizontal plate, the second lifting column above the horizontal plate and the supporting plate to move along the long side direction of the base, so that the distance between the two supporting plates is adjustable; the two support plates are matched with the support pipe, and the distance between the two support plates determines the length of the pipe which can be detected, so that the distance between the two support plates is adjustable, and the length range of the pipe which can be supported is larger.
Example 5
Based on the above embodiment, the top of the acoustic sensor 7 is fixedly connected to the clamping groove 8 by two bolts 20, two bolts 20 are installed on the arrangement of the clamping groove 8, the two bolts 20 are oppositely arranged about the central axis of the acoustic sensor 7, the two bolts 20 are in threaded connection with the clamping groove 8, the two bolts 20 are screwed into close contact with the outer wall of the acoustic sensor 7 toward the direction in which the acoustic sensor 7 is located, and the acoustic sensor 7 is clamped between the two bolts 20.
The two bolts are matched to clamp the acoustic sensor, so that the acoustic sensor is simple in structure, convenient to operate and low in maintenance cost and installation cost of equipment.
The foregoing description of the embodiments has been provided for the purpose of illustrating the general principles of the utility model, and is not meant to limit the scope of the utility model, but to limit the utility model to the particular embodiments, and any modifications, equivalents, improvements, etc. that fall within the spirit and principles of the utility model are intended to be included within the scope of the utility model.
Claims (8)
1. The utility model provides a pipe fitting damage inspection device based on acoustic emission technique, a serial communication port, including rectangular base (1) of horizontal placement, the top of base (1) is provided with circular ring cover (2) of vertical placement, the center pin of circular ring cover (2) is parallel with the top of base (1), the both sides of circular ring cover (2) are provided with fixed axle (3) of horizontal placement, the axial of fixed axle (3) is parallel with the center pin of circular ring cover (2), the both ends of fixed axle (3) are all fixed with base (1) through vertical support column (4) of vertical placement, circular ring cover (2) and both sides fixed axle (3) are respectively through otic placode (5) sliding connection, fixed axle (3) pass from the center of otic placode (5) and fixed axle (3) sliding connection, otic placode (5) are fixed on the outer wall of circular ring cover (2), the locking structure of locking otic placode (5) is installed to both sides of otic placode (5), locking structure and fixed axle (3) can dismantle and be connected, the top and the bottom of circular ring cover (2) are all installed vertical waveguide bar (6) and the one end of waveguide bar (6) that place is passed through circular ring (2) and the annular waveguide (2) is connected with annular wall (2), the other end of the waveguide rod (6) is provided with an acoustic sensor (7), the top of the acoustic sensor (7) is arranged in the clamping groove (8), the top of the acoustic sensor (7) is detachably connected with the clamping groove (8), one side of the clamping groove (8) is provided with a first lifting column (9), a supporting seat of the first lifting column (9) is fixed on the side wall of the circular ring sleeve (2), and the upper end of the first lifting column (9) is fixedly connected with the clamping groove (8) through a bracket (10);
two supporting plates (11) that the level was placed are still installed to base (1) top, supporting plate (11) are connected fixedly through at least one second lift post (12) that vertically place with base (1), pipeline (13) that wait to detect are supported in two supporting plates (11) cooperation, synchronous motion in vertical direction, circular ring cover (2) are located between two supporting plates (11), supporting plate (11) are connected fixedly through clamp (14) with pipeline (13) adaptation with pipeline (13), clamp (14) are connected with supporting plate (11) can be dismantled, pipeline (13) pass circular ring cover (2) and fix on supporting plate (11) of circular ring cover (2) both sides.
2. The pipe fitting damage inspection device based on the acoustic emission technology according to claim 1, wherein locking structures arranged on two sides of the ear plate (5) are hollow claw discs (15), the hollow claw discs (15) are fixedly connected with the side walls of the ear plate (5), the fixed shaft (3) penetrates through a through hole in the middle of the hollow claw discs (15) along the axial direction, and the hollow claw discs (15) are detachably connected with the fixed shaft (3).
3. The pipe fitting damage inspection device based on the acoustic emission technology according to claim 1, wherein a plurality of circular ring sleeves (2) which are vertically placed are arranged above the base (1), all the circular ring sleeves (2) are positioned between two fixed shafts (3) and all the circular ring sleeves (2) are in sliding connection with the fixed shafts (3) through lugs (5), and all the circular ring sleeves (2) are sequentially arranged along the axial direction of the fixed shafts (3).
4. The pipe fitting damage inspection device based on the acoustic emission technology according to claim 1, wherein all second lifting columns (12) below a supporting plate (11) are installed on a horizontal plate (16) which is horizontally placed, the horizontal plate (16) is located on the top surface of a base (1), two sides of the horizontal plate (16) are vertically connected with vertical plates (17), two vertical plates (17) are respectively located on two side walls of the base (1) which are located at opposite positions, the vertical plates (17) are in sliding connection with the corresponding side walls of the base (1) through sliding blocks (18) and sliding grooves (19), sliding grooves (19) are formed in the side walls of the base (1) along the long side directions of the sliding grooves, the sliding blocks (18) are fixed on the vertical plates (17), the sliding blocks (18) are inserted into the sliding grooves (19) and are in sliding connection with the sliding grooves (19), and structures for locking the vertical plates (17) are arranged between the vertical plates (17) and the corresponding side walls of the base (1).
5. The pipe fitting damage inspection device based on the acoustic emission technology according to claim 1, wherein the top of the acoustic emission sensor (7) is fixedly connected with the clamping groove (8) through two bolts (20), the two bolts (20) are installed on the clamping groove (8), the two bolts (20) are oppositely arranged with respect to the central axis of the acoustic emission sensor (7), the two bolts (20) are in threaded connection with the clamping groove (8), the two bolts (20) are screwed into the direction of the acoustic emission sensor (7) at the same time and are in tight contact with the outer wall of the acoustic emission sensor (7), and the acoustic emission sensor (7) is clamped between the two bolts (20).
6. Pipe damage inspection device based on acoustic emission technology according to claim 4, characterized in that the vertical plate (17) is screwed with the corresponding base (1) side wall.
7. The pipe damage inspection device based on the acoustic emission technique according to claim 1, characterized in that the clamp (14) is fixed to the support plate (11) by means of a screw connection.
8. The pipe damage inspection device based on the acoustic emission technology according to claim 1, wherein the first lifting column (9) is an electric push rod and the second lifting column (12) is a hydraulic lifting column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322114042.5U CN220207523U (en) | 2023-08-08 | 2023-08-08 | Pipe damage inspection device based on acoustic emission technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322114042.5U CN220207523U (en) | 2023-08-08 | 2023-08-08 | Pipe damage inspection device based on acoustic emission technology |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220207523U true CN220207523U (en) | 2023-12-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322114042.5U Active CN220207523U (en) | 2023-08-08 | 2023-08-08 | Pipe damage inspection device based on acoustic emission technology |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220207523U (en) |
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2023
- 2023-08-08 CN CN202322114042.5U patent/CN220207523U/en active Active
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