CN106896158A - A kind of piezoelectric supersonic detection probe system for pipe detection - Google Patents
A kind of piezoelectric supersonic detection probe system for pipe detection Download PDFInfo
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- CN106896158A CN106896158A CN201510965224.0A CN201510965224A CN106896158A CN 106896158 A CN106896158 A CN 106896158A CN 201510965224 A CN201510965224 A CN 201510965224A CN 106896158 A CN106896158 A CN 106896158A
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- 239000000523 sample Substances 0.000 title claims abstract description 317
- 238000001514 detection method Methods 0.000 title claims abstract description 51
- 238000007689 inspection Methods 0.000 claims abstract description 11
- 238000010276 construction Methods 0.000 claims description 26
- 239000000919 ceramic Substances 0.000 claims description 13
- 239000000463 material Substances 0.000 claims description 4
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 229910001092 metal group alloy Inorganic materials 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 abstract description 7
- 230000007547 defect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 3
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 230000006641 stabilisation Effects 0.000 description 3
- 238000011105 stabilization Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 208000037656 Respiratory Sounds Diseases 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/22—Details, e.g. general constructional or apparatus details
- G01N29/24—Probes
- G01N29/2437—Piezoelectric probes
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/02—Indexing codes associated with the analysed material
- G01N2291/028—Material parameters
- G01N2291/0289—Internal structure, e.g. defects, grain size, texture
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/26—Scanned objects
- G01N2291/263—Surfaces
- G01N2291/2636—Surfaces cylindrical from inside
Abstract
The invention discloses a kind of piezoelectric supersonic detection probe system for pipe detection, belong to pipeline inspection technology field.In the probe system, probe socket is rotatably connected by probe socket rotating shaft with the front end of probe arm, 2 probe socket limit springs are symmetrically disposed in probe arm both sides, two ends are separately fixed on probe socket and probe arm, it is spacing to be carried out to probe socket in predetermined stroke for providing pretightning force to probe socket.Probe arm is fixed on base by probe arm rotating shaft, and can be rotated in predetermined angular.The rear end of probe arm is rotatably connected by rod shaft with pull bar, and probe arm limit spring is sleeved on pull bar, spacing to be carried out to probe arm in predetermined stroke for providing pretightning force to probe arm.Probe system of the invention, can pop one's head in vertical with inner-walls of duct all the time when pipeline has the distressed structures such as depression, keep its stickiness good with tube wall, obtain inspection data in more accurately pipeline.
Description
Technical field
The present invention relates to pipeline inspection technology field, more particularly to a kind of piezoelectric supersonic inspection for pipe detection
Probing head system.
Background technology
During using pipeline transportation, in order to know pipeline with the presence or absence of defect, it is necessary to be examined using pipeline
Survey technology is detected to it.According to the difference of testing equipment present position, pipeline inspection technology can be divided into interior
Detection and outer two kinds of detection.Wherein, Inner Examination Technology on Pipeline is a kind of tube wall for being commonly used to effective detection pipeline
The technology of the defects such as burn into geometry pit, mechanical damage, crackle, its generally comprise geometry calibrate, leakage field
Detection, piezoelectric supersonic detection, electromagnetic acoustic detection etc..
Piezoelectric supersonic detection can truely and accurately reflect pipeline defect phenomenon and extensive based on its is simple to operate
Using.Under normal circumstances, installed on the detector, it is necessary to will pop one's head in during interior inspection is carried out to pipeline,
It is extend into inside pipeline by by probe, inside pipe wall is detected, and by the data transfer of collection and is stored
In a detector.
Inventor has found that prior art at least has problems with：
The probe that prior art is provided is single sonde configuration, when there is the distressed structures such as depression in pipeline,
It cannot ensure the good fit with inner-walls of duct, and then cannot obtain real testing result.
The content of the invention
Embodiment of the present invention technical problem to be solved is, there is provided a kind of have depression etc. and become in pipeline
During shape structure, the good fit with inner-walls of duct is still ensured that, and for media such as conveying oil, water
The piezoelectric supersonic detection probe system that the high-pressure delivery pipeline of long range and medium caliber is detected.Specific skill
Art scheme is as follows：
A kind of piezoelectric supersonic detection probe system for pipe detection, including multiple probes, wherein, it is described
Probe system also includes：Probe socket, probe arm, base, 2 probe socket limit springs, the spacing bullets of probe arm
Spring, pull bar, probe socket rotating shaft, probe arm rotating shaft, rod shaft, multiple probes are arranged on the spy
On headstock；
The probe socket is rotatably connected by the probe socket rotating shaft and the front end of the probe arm, described in 2
Probe socket limit spring is symmetrically disposed in the probe arm both sides, two ends be separately fixed at the probe socket and
On the probe arm, for the probe socket provide pretightning force, with predetermined stroke to the probe socket
Carry out spacing；
The probe arm is fixed on the base by the probe arm rotating shaft, and can be turned in predetermined angular
Dynamic, the rear end of the probe arm is rotatably connected by the rod shaft with the pull bar, and the probe
Arm limit spring is sleeved on the pull bar, for providing pretightning force to the probe arm, with predetermined stroke
It is interior the probe arm is carried out it is spacing.
Specifically, the probe socket includes square probe socket body, probe socket mounting bracket, wear-resistant ceramic bar；
Chute is provided with the relative side wall of the probe socket mounting bracket, the sidepiece of the probe socket body is embedding
Enter in the chute, and the probe socket body is fixed on the probe socket mounting bracket by screw；
The relative sidewall upper of the probe socket mounting bracket is provided with the wear-resistant ceramic bar, for being multiple
The probe provides detection lift-off value.
Specifically, it is placed with multiple probe mounting holes, and the probe mounting holes on the probe socket body
Circlip is provided with, for being popped one's head in described in clamping.
Specifically, preferably, being placed with 8 probe mounting holes on the probe socket body, 8 institutes
Probe mounting holes are stated along the axial direction of pipeline to be detected in 3 rows, and angularly uniform array is arranged with circumferencial direction,
The triangle that 3 adjacent probe mounting holes are formed is consistent.
Specifically, preferably, the probe socket mounting bracket square frame and connector that are closed including three side sealing,
And the square frame includes the first side, rear end face and the second side that are sequentially connected with；
The chute is arranged in the inwall of the first side and the second side, and the connector is fixed
In the rear on the outer wall of end face；
The front end of the probe arm is extend into the connector, and the probe socket rotating shaft passes through the probe arm
Front end and the connector so that the probe arm is rotatably connected with the probe socket mounting bracket；
The two ends of the probe socket limit spring respectively with the side wall and the side wall of the probe arm of the connector
Connection, it is spacing to be carried out to the probe socket in predetermined stroke.
Preferably, the probe socket limit spring is extension spring.
Specifically, preferably, the base includes the piezoelectric supersonic detector construction section being sequentially connected, visits
Head arm construction section and pull bar construction section；
2 first through hole are provided with the piezoelectric supersonic detector construction section, for installing piezoelectric supersonic inspection
Survey instrument；
The probe arm construction section middle part is provided with cracks, and for accommodating the probe arm, the probe arm turns
Axle passes through the probe arm and the probe arm construction section, so that the probe arm can be rotated in predetermined angular；
The pull bar construction section is provided with the second through hole, and the front end for making pull bar passes through, the pull bar rotation
Axle enters with predetermined stroke through the front end of the pull bar and the rear end of the probe arm to the probe arm
Row is spacing.
Specifically, the body fits of the probe arm limit spring are on the pull bar, and two end difference
It is fixed on the rear end of the pull bar construction section outside and the pull bar.
Preferably, the probe arm limit spring is compression spring.
Preferably, the probe socket, probe arm, base, pull bar, probe socket rotating shaft, probe arm rotating shaft,
The material of rod shaft is metal alloy.
The beneficial effect that technical scheme provided in an embodiment of the present invention is brought is：
Piezoelectric supersonic detection probe system provided in an embodiment of the present invention, it is adaptable to media such as conveying oil, water
Long range and the high-pressure delivery pipeline of medium caliber detected that the probe system is by using rotatable
Probe socket and probe arm, and in predetermined stroke they can be carried out using limit spring spacing, it is arranged such,
Can be when there is the distressed structures such as depression in pipeline, the probe system is based on the necessarily flexible energy for itself possessing
Power, probe thereon is vertical with inner-walls of duct all the time, keeps its stickiness good with tube wall, and then ensure
Obtain inspection data in more accurately pipeline.
Brief description of the drawings
Technical scheme in order to illustrate more clearly the embodiments of the present invention, institute in being described to embodiment below
The accompanying drawing for needing to use is briefly described, it should be apparent that, drawings in the following description are only the present invention
Some embodiments, for those of ordinary skill in the art, on the premise of not paying creative work,
Other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the side-looking of the piezoelectric supersonic detection probe system for pipe detection provided in an embodiment of the present invention
Figure；
Fig. 2 is the piezoelectric supersonic detection probe system for pipe detection that further embodiment of this invention is provided
Front view；
Fig. 3 is that further embodiment of this invention is provided, the work in the duct of piezoelectric supersonic detection probe system
View；
Fig. 4 is that further embodiment of this invention is provided, the structure of probe socket in piezoelectric supersonic detection probe system
Schematic diagram；
Fig. 5 is that further embodiment of this invention is provided, and in piezoelectric supersonic detection probe system, probe is in probe
Arrangement schematic diagram on the probe mounting holes of seat body；
Fig. 6 is that further embodiment of this invention is provided, the probe arm and probe of piezoelectric supersonic detection probe system
Seat coordinates displacement state comparison diagram when being subjected to displacement.
Reference is represented respectively：
1 probe socket,
101 probe socket bodies,
102 probe socket mounting brackets,
1021 square frames,
1022 connectors,
103 wear-resistant ceramic bars,
104 probe mounting holes,
105 circlips,
106 screws,
2 probe arms,
3 bases,
301 piezoelectric supersonic monitor construction sections,
302 probe arm construction sections,
303 pull bar construction sections,
4 probe socket limit springs,
5 probe arm limit springs,
6 pull bars,
7 probe socket rotating shafts,
8 probe arm rotating shafts,
9 rod shafts.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with accompanying drawing to the present invention
Implementation method is described in further detail.
As shown in accompanying drawing 1 and accompanying drawing 2, the embodiment of the invention provides a kind of piezoelectricity for pipe detection and surpass
Sound detection probe system, the piezoelectric supersonic detection probe system includes multiple probes, further, the probe
System also includes：Probe socket 1, probe arm 2,3,2 probe socket limit springs 4, probe arm of base are spacing
Spring 5, pull bar 6, probe socket rotating shaft 7, probe arm rotating shaft 8, rod shaft 9.Wherein, multiple probe peaces
On probe socket 1.
Probe socket 1 is rotatably connected by probe socket rotating shaft 7 with the front end of probe arm 2, and 2 probe sockets are spacing
Spring 4 is symmetrically disposed in the both sides of probe arm 2, and two ends are separately fixed on probe socket 1 and probe arm 2,
It is spacing to be carried out to probe socket 1 in predetermined stroke for providing pretightning force to probe socket 1.
Probe arm 2 is fixed on the base 3 by probe arm rotating shaft 8, and can be rotated in predetermined angular.Visit
The rear end of head arm 2 is rotatably connected by rod shaft 9 with pull bar 6, and probe arm limit spring 5 is set with
On pull bar 6, for providing pretightning force to probe arm 2, probe arm 2 is limited with predetermined stroke
Position.
Piezoelectric supersonic detection probe system provided in an embodiment of the present invention, it is adaptable to media such as conveying oil, water
Long range and the high-pressure delivery pipeline of medium caliber detected that the probe system is by using rotatable
Probe socket 1 and probe arm 2, and in predetermined stroke they can be carried out using limit spring spacing, so set
Put, can be when there is the distressed structures such as depression in pipeline, the probe system is necessarily stretched based on what is itself possessed
Contracting ability, probe thereon is vertical with inner-walls of duct all the time (as shown in Figure 3), keeps it good with tube wall
Stickiness, and then ensure to obtain more accurately inspection data in pipeline.
It is understood that the size of piezoelectric supersonic detection probe system provided in an embodiment of the present invention is with can be from
It is advisable by ground inlet and outlet piping, the embodiment of the present invention is not limited more specifically it herein.
Specifically, in piezoelectric supersonic detection probe system provided in an embodiment of the present invention, such as accompanying drawing 1, accompanying drawing 2
And shown in accompanying drawing 4, probe socket 1 includes square probe socket body 101, probe socket mounting bracket 102, wear-resisting
Ceramic bar 103.Wherein, chute, probe socket body are provided with the relative side wall of probe socket mounting bracket 102
In 101 sidepiece insertion chute, and probe socket body 101 is set to be fixed on probe socket peace by using screw 106
Shelve on 102；The relative sidewall upper of probe socket mounting bracket 102 is provided with wear-resistant ceramic bar 103, is used for
For multiple probe provides detection lift-off value.
The embodiment of the present invention is embedded in probe socket mounting bracket 102 by by probe socket body 101, in order to control
The shape of probe socket body 101 processed is adapted in simply square structure with inner-walls of duct, while making probe socket
Mounting bracket 102 is realized being rotatably connected as bindiny mechanism with probe arm 2.On this basis, can be in probe
The seat relative sidewall upper of mounting bracket 102 sets wear-resistant ceramic bar 103 with being respectively symmetrically, for for installed in
Multiple probes on probe socket body 101 provide detection lift-off value, even if also probe ensures one with inner-walls of duct
Fixed safety monitoring distance.Wherein, the relative sidewall upper of probe socket mounting bracket 102 be provided with for
The groove of ceramic bar is accommodated, so that the correspondence of wear-resistant ceramic bar 103 is arranged in the groove, and is popped one's head in multiple
In same level.Although it is understood that with multiple probe in same level, it is resistance to
The top of the ceramic bar 103 of mill is arranged such higher than the specific distance in probe top, and spy has not only been effectively ensured
The required detection lift-off value under working condition of head, additionally it is possible to effectively reduce the probe system and inner-walls of duct
Contact area, and then reduce the fretting wear phenomenon of the probe system.Further, the wear-resistant ceramic bar
103 structure can be block, bar-shaped, centrum shape, preferably bar-shaped.Certainly, other wear-resisting insulation materials
Material may also be used for substituting the wear-resistant ceramic bar 103.
Further specifically, probe socket mounting bracket 102 includes：Square frame 1021 and connect that three side sealing is closed
Fitting 1022, and square frame 1021 includes the first side, rear end face and the second side that are sequentially connected with.Its
In, chute is arranged in the inwall of first side and second side, by passing through probe socket body 101
In the two chutes insertion probe socket mounting bracket 102, beneficial to the installation and dismounting of probe socket body 101.Treat
After in chute in the insertion of probe socket body 101 probe socket mounting bracket 102, by using screw 106, for example
With probe socket mounting bracket 102 be fixed together probe socket body 101 by crossed countersunk head screw.
Further, connector 1022 is fixed on the outer wall of rear end face, and the front end of probe arm 2 extend into company
In fitting 1022, probe socket rotating shaft 7 passes through front end and the connector 1022 of probe arm 2, so that probe arm 2
It is rotatably connected with probe socket mounting bracket 102.Specifically, connector 1022 is by projected square part and wedge-like portion
Constitute, both are connected, and wherein projected square part is fixed on the rear end face of probe socket mounting bracket 102,
Wherein, probe socket rotating shaft 7 is through the front end of probe arm 2 and the projected square part of the connector 1022, so as to visit
Head arm 2 is rotatably connected with probe socket mounting bracket 102.
Further, the two ends of probe socket limit spring 4 respectively with the side wall and probe arm 2 of connector 1022
The connection of side wall, it is spacing to be carried out to probe socket 1 in predetermined stroke.For concrete example, can be even
A hanging platform is respectively provided with outside the relative side wall of the wedge-like portion of fitting 1022, while in probe arm 2
Also a hanging platform is respectively provided with outside relative side wall, using extension spring as probe socket limit spring 4, is led to
Cross the hanging platform and probe in the wedge-like portion for hooking connector 1022 at the two ends of probe socket limit spring 4
Hanging platform on arm 2, it is spacing to ensure in predetermined stroke to carry out probe socket 1, make the probe socket 1 can
Realize being rotated in certain angle, and can simultaneously ensure enough stability, be easy to probe detection operation.
Specifically, the embodiment of the present invention is placed with multiple probe mounting holes 104 on probe socket body 101, and
Circlip 105 is provided with each probe mounting holes 104, can not only be popped one's head in for clamping, and be easy to visit
The installation of head and dismounting.Preferably, being placed with 8 probe mounting holes 104,8 on probe socket body 101
Individual probe mounting holes 104 are in 3 rows along the axial direction of pipeline to be detected, and angularly equal along the circumferencial direction of pipeline
Even array arrangement, the triangle that 3 adjacent probe mounting holes 104 are formed is consistent and (can make
Each probe is angularly arranged, as shown in Figure 5, wherein, probe mounting holes 104 according to A, B, C,
The order of D, E, F, G, H is arranged, and is so capable of achieving, when multiple probe sockets are used simultaneously,
Probe mounting holes thereon can be along the circumferencial direction uniform fold inner-walls of duct of pipeline, it is to avoid probe was detected
Overlap in journey in pipe circumference direction covers or omits phenomenon).By being set as above, with particular space
In inner-walls of duct is realized to greatest extent effectively covering.
Further, in piezoelectric supersonic detection probe system provided in an embodiment of the present invention, base 3 include according to
The piezoelectric supersonic detector construction section 301, probe arm construction section 302 and pull bar construction section 303 of secondary connection.Its
In, 2 first through hole are provided with piezoelectric supersonic detector construction section 301, for installing piezoelectric supersonic inspection
Survey instrument；The middle part of probe arm construction section 302 is provided with is cracked, and for accommodating probe arm 2, probe arm rotating shaft 8 is worn
Probe arm 2 and probe arm construction section 302 are crossed, so that probe arm 2 can be rotated in predetermined angular；Pull bar is installed
Section 303 is provided with the second through hole, and the front end for making pull bar 6 passes through, and the rotary shaft of pull bar 6 passes through pull bar 6
Front end and probe arm 2 rear end, it is spacing to be carried out to probe arm 2 in predetermined stroke.By as above setting
Put, probe arm 2 can be made to be rotated in certain angle, and ensure stabilization, at the same time probe socket 1
Can be rotated in certain angle, and (displacement process of the probe system can be found in Fig. 6, for example, visit to keep stabilization
Headstock 1 can turn to II position on the premise of with certain pretightning force from I position, and be protected at II position
It is fixed to keep steady.Correspondingly, probe arm 2 is also by concomitant rotation), so as to when in face of pipeline with distressed structure
Ensure that probe is vertical all the time with inner-walls of duct.It is understood that between probe arm 2 and pull bar 6 into
Certain angle, i.e. pull bar 6 are located at horizontal direction, and the in the vertical direction of probe arm 2 is obliquely installed, so that
The probe system can be freely entered inside pipeline.
In the embodiment of the present invention, probe arm limit spring 5 is preferably compression spring, can so make the probe
The body fits of arm limit spring 5 are on pull bar 6, and two ends are separately fixed at pull bar construction section 303
The rear end of outside and pull bar 6.When probe arm 2 is rotated, it drives pull bar 6 to move therewith, so will pressure
Contracting probe arm limit spring 5, is probe arm 2 and provides pretightning force, it is ensured that probe arm 2 is in predetermined stroke
Interior stabilization.
Further, in order to improve use longevity of piezoelectric supersonic detection probe system provided in an embodiment of the present invention
Life, probe socket 1, probe arm 2, base 3, pull bar 6, probe socket rotating shaft 7, probe arm rotating shaft 8, pull bar
The material of rotating shaft 9 is metal alloy, preferably stainless steel structure.
Presently preferred embodiments of the present invention is the foregoing is only, the protection domain being not intended to limit the invention is all
Within the spirit and principles in the present invention, any modification, equivalent substitution and improvements made etc., all should include
Within protection scope of the present invention.
Claims (10)
1. a kind of piezoelectric supersonic detection probe system for pipe detection, including multiple probes, its feature exists
In the probe system also includes：Probe socket, probe arm, base, 2 probe socket limit springs, probes
Arm limit spring, pull bar, probe socket rotating shaft, probe arm rotating shaft, rod shaft, multiple probes are installed
On the probe socket；
The probe socket is rotatably connected by the probe socket rotating shaft and the front end of the probe arm, described in 2
Probe socket limit spring is symmetrically disposed in the probe arm both sides, two ends be separately fixed at the probe socket and
On the probe arm, for the probe socket provide pretightning force, with predetermined stroke to the probe socket
Carry out spacing；
The probe arm is fixed on the base by the probe arm rotating shaft, and can be turned in predetermined angular
Dynamic, the rear end of the probe arm is rotatably connected by the rod shaft with the pull bar, and the probe
Arm limit spring is sleeved on the pull bar, for providing pretightning force to the probe arm, with predetermined stroke
It is interior the probe arm is carried out it is spacing.
2. piezoelectric supersonic detection probe system according to claim 1, it is characterised in that the probe
Seat includes square probe socket body, probe socket mounting bracket, wear-resistant ceramic bar；
Chute is provided with the relative side wall of the probe socket mounting bracket, the sidepiece of the probe socket body is embedding
Enter in the chute, and the probe socket body is fixed on the probe socket mounting bracket by screw；
The relative sidewall upper of the probe socket mounting bracket is provided with the wear-resistant ceramic bar, for being multiple
The probe provides detection lift-off value.
3. piezoelectric supersonic detection probe system according to claim 2, it is characterised in that the probe
It is placed with multiple probe mounting holes, and the probe mounting holes on seat body and is provided with circlip, is used for
Popped one's head in described in clamping.
4. piezoelectric supersonic detection probe system according to claim 3, it is characterised in that the probe
Be placed with 8 probe mounting holes on seat body, 8 probe mounting holes along pipeline to be detected axial direction
In 3 rows, and angularly uniform array is arranged with circumferencial direction, 3 adjacent probe mounting holes institute shapes
Into triangle be consistent.
5. piezoelectric supersonic detection probe system according to claim 2, it is characterised in that the probe
Square frame and connector that seat mounting bracket is closed including three side sealing, and the square frame includes what is be sequentially connected with
First side, rear end face and second side；
The chute is arranged in the inwall of the first side and the second side, and the connector is fixed
In the rear on the outer wall of end face；
The front end of the probe arm is extend into the connector, and the probe socket rotating shaft passes through the probe arm
Front end and the connector so that the probe arm is rotatably connected with the probe socket mounting bracket；
The two ends of the probe socket limit spring respectively with the side wall and the side wall of the probe arm of the connector
Connection, it is spacing to be carried out to the probe socket in predetermined stroke.
6. piezoelectric supersonic detection probe system according to claim 5, it is characterised in that the probe
Seat limit spring is extension spring.
7. piezoelectric supersonic detection probe system according to claim 1, it is characterised in that the base
Including the piezoelectric supersonic detector construction section, probe arm construction section and the pull bar construction section that are sequentially connected；
2 first through hole are provided with the piezoelectric supersonic detector construction section, for installing piezoelectric supersonic inspection
Survey instrument；
The probe arm construction section middle part is provided with cracks, and for accommodating the probe arm, the probe arm turns
Axle passes through the probe arm and the probe arm construction section, so that the probe arm can be rotated in predetermined angular；
The pull bar construction section is provided with the second through hole, and the front end for making pull bar passes through, the pull bar rotation
Axle enters with predetermined stroke through the front end of the pull bar and the rear end of the probe arm to the probe arm
Row is spacing.
8. piezoelectric supersonic detection probe system according to claim 7, it is characterised in that the probe
The body fits of arm limit spring are on the pull bar, and two ends are separately fixed at the pull bar construction section
The rear end of outside and described pull bar.
9. piezoelectric supersonic detection probe system according to claim 8, it is characterised in that the probe
Arm limit spring is compression spring.
10. the piezoelectric supersonic detection probe system according to claim any one of 1-9, it is characterised in that
The probe socket, probe arm, base, pull bar, probe socket rotating shaft, probe arm rotating shaft, the material of rod shaft
Matter is metal alloy.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510965224.0A CN106896158A (en) | 2015-12-21 | 2015-12-21 | A kind of piezoelectric supersonic detection probe system for pipe detection |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510965224.0A CN106896158A (en) | 2015-12-21 | 2015-12-21 | A kind of piezoelectric supersonic detection probe system for pipe detection |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107101886A (en) * | 2017-04-27 | 2017-08-29 | 天津大学 | The acoustic emission sensor fixing device and its fixing means of plain type |
| CN107741460A (en) * | 2017-11-29 | 2018-02-27 | 沈阳工业大学 | The transducer of electromagnetic acoustic in-pipeline detector is servo-actuated mechanical device structure |
| CN110220972A (en) * | 2019-05-25 | 2019-09-10 | 中海油能源发展股份有限公司 | A kind of long distance pipeline piezoelectric supersonic wave inspection internal detector |
| CN112756347A (en) * | 2019-11-04 | 2021-05-07 | 中国石油天然气集团有限公司 | Cleaning equipment |
| US11346489B2 (en) | 2019-09-30 | 2022-05-31 | Saudi Arabian Oil Company | Passive alignment mechanism for off-centered probe deployment |
| CN114623954A (en) * | 2020-12-10 | 2022-06-14 | 中国石油天然气集团有限公司 | Internal detection device and equipment for detecting stress of oil and gas pipeline |
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| CN107101886A (en) * | 2017-04-27 | 2017-08-29 | 天津大学 | The acoustic emission sensor fixing device and its fixing means of plain type |
| CN107741460A (en) * | 2017-11-29 | 2018-02-27 | 沈阳工业大学 | The transducer of electromagnetic acoustic in-pipeline detector is servo-actuated mechanical device structure |
| CN110220972A (en) * | 2019-05-25 | 2019-09-10 | 中海油能源发展股份有限公司 | A kind of long distance pipeline piezoelectric supersonic wave inspection internal detector |
| US11346489B2 (en) | 2019-09-30 | 2022-05-31 | Saudi Arabian Oil Company | Passive alignment mechanism for off-centered probe deployment |
| CN112756347A (en) * | 2019-11-04 | 2021-05-07 | 中国石油天然气集团有限公司 | Cleaning equipment |
| CN114623954A (en) * | 2020-12-10 | 2022-06-14 | 中国石油天然气集团有限公司 | Internal detection device and equipment for detecting stress of oil and gas pipeline |
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