CN108120770A - A kind of middle major diameter pipeline phased array ultrasonic detection ring fastening type scanner - Google Patents
A kind of middle major diameter pipeline phased array ultrasonic detection ring fastening type scanner Download PDFInfo
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- CN108120770A CN108120770A CN201810106965.7A CN201810106965A CN108120770A CN 108120770 A CN108120770 A CN 108120770A CN 201810106965 A CN201810106965 A CN 201810106965A CN 108120770 A CN108120770 A CN 108120770A
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- chain type
- main support
- latch closure
- probe
- phased array
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- 238000001514 detection method Methods 0.000 title claims abstract description 30
- 239000000523 sample Substances 0.000 claims abstract description 55
- 230000007246 mechanism Effects 0.000 claims abstract description 22
- 230000007704 transition Effects 0.000 claims description 10
- 230000000694 effects Effects 0.000 claims description 5
- 210000002105 tongue Anatomy 0.000 description 14
- 238000010586 diagram Methods 0.000 description 7
- 238000006073 displacement reaction Methods 0.000 description 4
- 241001280173 Crassula muscosa Species 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000002604 ultrasonography Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000001808 coupling effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009659 non-destructive testing Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- 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
- G01N29/26—Arrangements for orientation or scanning by relative movement of the head and the sensor
- G01N29/265—Arrangements for orientation or scanning by relative movement of the head and the sensor by moving the sensor relative to a stationary material
-
- 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
- G01N29/04—Analysing solids
-
- 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
- G01N2291/023—Solids
-
- 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
- G01N2291/267—Welds
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Acoustics & Sound (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Abstract
The present invention is a kind of middle major diameter pipeline phased array ultrasonic detection ring fastening type scanner, including chain type Elastic Node Mechanism, main support and chain type latch closure section；The front end of the chain type Elastic Node Mechanism is equipped with grafting tongue, middle part is equipped with one group of adjustable spring（18）, rear upper surface be equipped with several groups of strip card slots；The main support includes installing probe holder, encoder, scale, locator and the central position indicator of probe, the rear and front end of the main support is both provided with the grafting groove that can coordinate with grafting tongue, and the front end and end of the probe holder are both provided with the grafting groove that can coordinate with grafting tongue；The encoder is fixed on one end of main support, and the scale is horizontally installed on the side of main support, and the locator and central position indicator are slidably arranged on scale respectively；The front end of the chain type latch closure section is equipped with latch closure, end is provided with grafting tongue；The chain type Elastic Node Mechanism is mounted on several groups of pulleys for installing on the main support of probe and chain type latch closure section.
Description
Technical field
The invention belongs to weld detection technique, and in particular to a kind of middle major diameter pipeline phased array ultrasonic detection ring fastening type scanning
Device.
Background technology
Phased array ultrasonic detection belongs to a kind of current new non-destructive testing technology, and because high with defect detection rate, effect is bright
It the advantages that aobvious, is just gradually popularized and is applied.Phased array ultrasonic detection probe it is different with conventional ultrasound detection probe it
It is in phased array ultrasonic detection probe needs to install scanning equipment and displacement walking recording device, by being fixed on scanner
Upper record probe actual displacement.
At present, conventional phased array ultrasound detection with scanner be using chain structure and with roller type scanning frame knot
Structure.Chain structure is that one kind is attached by a section watch chain, and probe and position sensor are fixed on watch chain, should
Scanner is commonly available to the detection scanning of small-bore pipeline；Roller type scanning frame is single independent scanning equipment, and probe is solid
It is scheduled on scanning frame, by the way that handle is promoted to move scanning frame, is generally usually used in the detection of middle major diameter pipeline, but rail during scanning movement
Mark route easily deflects, and data are easy to be lost, accuracy is poor.
Therefore the objective problem of the prior art is as follows：
1st, chain structure scanning frame usually adapts to the pipe detection of small, all length of caliber.Big central diameter pipe diameter is big, and perimeter is long,
The watch chain of more piece, multi-quantity is needed to be assembled, economical and practical, efficiency is slow.
2nd, the simple scanning frame of roller type, probe is unstable, easily activity.In walking process, deformation trace easily deviates, and causes
The covering of scanning interface is not complete, and scanning data accuracy is poor.
3rd, existing simple scanning equipment, motion track displacement easily change, and probe is caused to deviate away from welding seam distance, is swept
It looks into data and is unable to precise reaction actual conditions.
The content of the invention
To solve the above-mentioned problems, the present invention provides a kind of middle major diameter pipeline phased array ultrasonic detection ring fastening type scannings
Device suitable for the fixation popped one's head in during middle major diameter pipe girth weld connector phased array ultrasonic detection with position sensor, is visited
Displacement does not deviate in head walking process, and phased array probe can be made to be attached to pipe surface to be checked always, ensures good coupling
Effect is closed, convenient for the accurate, reliable of data acquisition.
The technical solution adopted by the present invention is as follows：
A kind of middle major diameter pipeline phased array ultrasonic detection ring fastening type scanner, including chain type Elastic Node Mechanism, main support and chain type latch closure
Section；
The front end of the chain type Elastic Node Mechanism is equipped with grafting tongue, middle part is equipped with one group of adjustable spring（18）, rear upper surface is equipped with
Several groups of strip card slots；
The main support includes installing probe holder, encoder, scale, locator and the central position indicator of probe, institute
The rear and front end for stating main support is both provided with the grafting groove that can coordinate with grafting tongue, and the front end and end of the probe holder are equal
It is provided with the grafting groove that can coordinate with grafting tongue；The encoder is fixed on one end of main support, and the scale is laterally set
It puts in the side of main support, the locator and central position indicator are slidably arranged on scale respectively；
The front end of the chain type latch closure section is equipped with latch closure, end is provided with grafting tongue；
The chain type Elastic Node Mechanism is mounted on several groups of pulleys for installing on the main support of probe and chain type latch closure section.
The probe holder includes main shaft, two groups of extension springs, two geometrical clamps and the probe clamping being fixed on main support
Component, the main shaft both sides are spirally connected geometrical clamp by extension spring so that main shaft can be up and down respectively, the upper end of the main shaft
It is rotatablely connected by bearing and probe hold assembly, the junction of the probe clamping component upper ends and main support is provided with compression
Seat.
Above-mentioned ring fastening type scanner is provided with rotatable clamping axis, two torque springs and handle, institute on the latch closure
It states and is provided with to block the clamping key of card slot on the axis body of clamping axis, the torque spring is separately mounted to the two of clamping axis
End, one end that the handle is arranged on clamping axis are used for revotating card spindle.
Above-mentioned ring fastening type scanner is additionally provided on the latch closure to limit the postive stop baffle of clamping key slewing area.
Above-mentioned ring fastening type scanner, the end of the chain type Elastic Node Mechanism and the outer surface of the chain type latch closure section pass through magnet
Realize magnetic connection.
Above-mentioned ring fastening type scanner is further included mounted on chain type Elastic Node Mechanism front end or/and mounted on chain type latch closure section end
At least one transition chain belt segment, grafting groove, the other end that one end of the transition chain belt segment is provided with slidingtype be provided with
The grafting tongue of slidingtype.
Beneficial effects of the present invention are：
1st, shelf is light-weight, easy to carry, quick for installation, easy to operate, shortens detection time, greatly improves detection efficiency.
2nd, there is one group of adjustable spring in chain type Elastic Node Mechanism part in scanner, clamping can be detected pipeline enough, ensure scanner
With examined workpiece good fit, and the scanner applicable plurality of specifications pipe fitting detection.Probe is more close to pipeline, run trace
More precisely, Site Detection work efficiency is improved.
3rd, probe is adjusted above the pulleys of pressing device centre 4 added with buffer element, it is ensured that each runner contacts good with workpiece
It is good.
4th, probe adjusts and is equipped with scale, central position indicator on pressing device, facilitates positioning and the moment checks probe
Front end solves that common scanner run trace deviation is big, position error is big, efficiency is slow, data are lost to the distance of weld edge
The problems such as mistake, convenient for execute-in-place and record.
5th, probe holder ensures probe uniform force, non-rigid contact examined workpiece of popping one's head in, when running into contact surface out-of-flatness
Situation can automatically adjust contact of the probe with contact surface by shaft.
Description of the drawings
Fig. 1 is the link configuration simplified schematic diagram of the present invention（Without main support）；
Fig. 2 is the structure diagram of main support of the present invention；
Fig. 3 is the structure diagram of probe holder of the present invention；
Fig. 4 is the structure diagram of latch closure device of the present invention；
Fig. 5 is the structure diagram of transition chain belt segment of the present invention；
Fig. 6 is the enlarged diagram of grafting groove of the present invention；
Fig. 7 is the enlarged diagram of grafting tongue of the present invention.
In figure：1 main support；2 probe holders；3 pulleys；4 encoders；5 scales；6 central position indicators；7 grafting grooves；8
Extension spring；9 hold assemblies；10 pressed seats；11 bearings；12 locators；13 geometrical clamps；14 probe holder main shafts；15 buffer elements；
16 chain type Elastic Node Mechanisms；17 strip card slots；18 adjustable springs；20 grafting tongues；21 magnet；22 chain type latch closure sections；23 latch closures；25 turn round
Power spring；26 clamping axis；27 handles；28 clamping keys；29 postive stop baffles；30 chain belt segment connecting shafts；32 transition chain belt segments.
Specific embodiment
The present invention is further explained below in conjunction with the accompanying drawings.
The middle major diameter pipeline phased array ultrasonic detection ring fastening type scanner of the present invention, is broadly divided into three parts：Via grafting
Chain type Elastic Node Mechanism 16, the main support 1 equipped with probe and the chain type latch closure section 22 that groove 7 and grafting tongue 20 connect, chain type elasticity
Section 16 cooperatively forms ring-type by latch closure 23 and chain type latch closure section 22, therefore referred to as ring fastening type scanner.
The main support 1 includes probe holder 2, encoder 4, scale 5, locator 12, central position indicator 6 and slidingtype
Grafting groove；Probe is screwed in 2 position of probe holder, convenient disassembly；Encoder 4 is fixed on 1 front end of main support；Probe
2 top of frame adds scale 5, locator 12 is equipped on scale, central position indicator 6 and locator 12 can be along scales 5
Slide back and forth and also can height up and down, 12 function of locator is the specific location of positioning probe, and central position indicator 6 uses
In the distance of positioning scanner to weld edge；Main support 1 is by the slidingtype grafting groove 7 in stent rear and front end portion with sliding
Chain belt segment 31 connects.
The probe holder 2 is connected by geometrical clamp 13 with main support 1, and 14 both ends of main shaft pass through extension spring 8 and geometrical clamp
13, which are spirally connected, ensures that main shaft 14 is firm and can be up and down；14 lower part of main shaft is connected by a bearing 11 with probe hold assembly 9；It visits
Head hold assembly 9 and 11 non-rigid connection of bearing, it is movable；Respectively there is a pressed seat 10 in 9 front left and right of probe hold assembly, convenient
Probe placement probe clamps after accommodating component.Probe holder global symmetry designs, and ensures probe uniform force, and probe is non-rigid to be connect
Examined workpiece is touched, when the situation for running into contact surface out-of-flatness, contact of the probe with contact surface can be automatically adjusted by bearing 11.
When caliber is larger, several can be installed additional on the grafting tongue 20 of chain type Elastic Node Mechanism 16 and/or chain type latch closure section 22
Transition chain belt segment 32.Grafting groove 7, the other end that described 32 one end of transition chain belt segment is provided with slidingtype are provided with slidingtype
Grafting tongue 20.
16 front end of chain type Elastic Node Mechanism be provided with grafting tongue 20, it is intermediate be equipped with one group of adjustable spring 18, end added with
Magnet 21；Adjustable spring 18 plays connection function with certain elastic force, retractable, at 16 rear upper surface of chain type Elastic Node Mechanism
Equipped with the strip card slot 17 coordinated with clamping key 28.
22 end of chain type latch closure section is equipped with grafting tongue 20, front end is equipped with latch closure 23；22 top of chain type latch closure section adds
Equipped with magnet 21；Clamping key 28 is wherein equipped in latch closure 23, clamping key 28 is fixed by being clamped axis 26 with latch closure 23, is clamped axis 26
Respectively there are one torque spring 25, there is one handle 27 in 23 one side of latch closure at both ends, and handle 27 is connected with clamping axis 26, passes through the work of handle
Dynamic controllable 28 activity of clamping key, to avoid clamping 28 activity point of view of key excessive, top is provided with postive stop baffle 29；Chain type ring
Chain belt is connected by button section 22 by chain tape spool 30 with latch closure 23.
Several groups of pulleys 3 are fitted on main support 1, transition chain belt segment 32, chain type Elastic Node Mechanism 16 and chain type latch closure section 22.
The front and back end of wherein main support 1 is separately installed with four pulleys 3, and added with slow above the wheel shaft of four pulleys 3 of inside
Element 15 is rushed, main support 1 and examined workpiece flexible contact can be made；
When Site Detection, clamping is to 2 position of probe holder after selecting corresponding phased array probe, by the slidingtype at 1 both ends of main support
20 stable connection of grafting tongue in grafting groove and sliding chain belt segment 31 can be according to the size of live caliber in sliding plug
Install transition chain belt segment 32 between tongue and groove additional, after the completion of connection, by ring fastening type scanner around pipe fitting is detected one week, chain type is elastic
16 ends are saved by the latch closure 23 on chain type latch closure section 22, latch closure 23 is interior to be equipped with clamping key 28, and clamping key 28 blocks chain type elasticity
The strip card slot 17 of 16 top of section and clamping, the adjustable spring 18 during clamping on chain type Elastic Node Mechanism 16, which is in, stretches stress shape
State ensures that scanner is well fited with tested pipe fitting, and 16 afterbody redundance of chain type Elastic Node Mechanism passes through magnet 21 and latch closure scanning
Device is bonded, and after the completion of fixed, rotated ring fastening type scanner, is detected.Compact overall structure of the present invention is light, greatly improves
The sensitivity of detection.
Claims (6)
1. a kind of middle major diameter pipeline phased array ultrasonic detection ring fastening type scanner, it is characterised in that：Including chain type Elastic Node Mechanism（16）、
Main support（1）With chain type latch closure section（22）；
The chain type Elastic Node Mechanism（16）Front end be equipped with grafting tongue（20）, middle part be equipped with one group of adjustable spring（18）, on rear portion
Surface is equipped with several groups of strip card slots（17）；
The main support（1）Probe holder including being used to install probe（2）, encoder（4）, scale（5）, locator（12）With in
Heart position indicator（6）, the main support（1）Be both provided with can be with grafting tongue for rear and front end（20）The grafting groove of cooperation
（7）, the probe holder（2）Front end and be both provided with can be with grafting tongue for end（20）The grafting groove of cooperation（7）；The volume
Code device（4）It is fixed on main support（1）One end, the scale（5）It is horizontally installed on main support（1）Side, the locator
（12）And central position indicator（6）Scale is slidably arranged in respectively（5）On；
The chain type latch closure section（22）Front end be equipped with latch closure（23）, end be provided with grafting tongue（20）；
The chain type Elastic Node Mechanism（16）, for install probe main support（1）With chain type latch closure section（22）On be mounted on it is several
Group pulley（13）.
2. middle major diameter pipeline phased array ultrasonic detection ring fastening type scanner according to claim 1, it is characterised in that：It is described
Probe holder（2）Including main shaft（14）, two groups of extension springs（8）, two geometrical clamps（13）Be fixed on main support（1）On probe
Hold assembly（9）, the main shaft（14）Both sides pass through extension spring（8）Be spirally connected geometrical clamp respectively（13）So that main shaft（14）Can on
Lower activity, the main shaft（14）Upper end pass through bearing（11）With hold assembly of popping one's head in（9）Rotation connection, the probe clamping part
Part（9）Upper end and main support（1）Junction be provided with pressed seat（10）.
3. middle major diameter pipeline phased array ultrasonic detection ring fastening type scanner according to claim 1, it is characterised in that：It is described
Latch closure（23）On be provided with rotatable clamping axis（26）, two torque springs（25）And handle（27）, the clamping axis（26）
Axis body on be provided with to block card slot（17）Clamping key（28）, the torque spring（25）It is separately mounted to clamping axis
（26）Both ends, the handle（27）It is arranged on clamping axis（26）One end be used for revotating card spindle（26）.
4. middle major diameter pipeline phased array ultrasonic detection ring fastening type scanner according to claim 3, it is characterised in that：It is described
Latch closure（23）On be additionally provided with for limit be clamped key（28）The postive stop baffle of slewing area（29）.
5. middle major diameter pipeline phased array ultrasonic detection ring fastening type scanner according to claim 1, it is characterised in that：It is described
Chain type Elastic Node Mechanism（16）End and the chain type latch closure section（22）Outer surface pass through magnet and realize magnetic connection.
6. middle major diameter pipeline phased array ultrasonic detection ring fastening type scanner according to any one of claim 1 to 5, special
Sign is：It further includes mounted on chain type Elastic Node Mechanism（16）Front end or/and mounted on chain type latch closure section（22）End it is at least one
Transition chain belt segment（32）, the transition chain belt segment（32）One end be provided with the grafting groove of slidingtype（7）, the other end is provided with
The grafting tongue of slidingtype（20）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810106965.7A CN108120770A (en) | 2018-02-02 | 2018-02-02 | A kind of middle major diameter pipeline phased array ultrasonic detection ring fastening type scanner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810106965.7A CN108120770A (en) | 2018-02-02 | 2018-02-02 | A kind of middle major diameter pipeline phased array ultrasonic detection ring fastening type scanner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108120770A true CN108120770A (en) | 2018-06-05 |
Family
ID=62233372
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810106965.7A Pending CN108120770A (en) | 2018-02-02 | 2018-02-02 | A kind of middle major diameter pipeline phased array ultrasonic detection ring fastening type scanner |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108931627A (en) * | 2018-08-31 | 2018-12-04 | 广东汕头超声电子股份有限公司 | A kind of quick-changing type tubing scanning frame |
| CN109100425A (en) * | 2018-09-05 | 2018-12-28 | 中国电建集团山东电力建设第工程有限公司 | A kind of bolt ultrasound examination scanning equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108931627A (en) * | 2018-08-31 | 2018-12-04 | 广东汕头超声电子股份有限公司 | A kind of quick-changing type tubing scanning frame |
| CN109100425A (en) * | 2018-09-05 | 2018-12-28 | 中国电建集团山东电力建设第工程有限公司 | A kind of bolt ultrasound examination scanning equipment |
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Address after: 250102 building 6, two district, Han Yu financial business center, Ji'nan hi tech Zone, Shandong Applicant after: China Electric Construction Group Shandong electric power construction project No.1 Engineering Co., Ltd. Applicant after: Shandong Feng Hui Engineering Inspection Co., Ltd. Address before: 250000 No. 244 industrial North Road, Ji'nan, Shandong. Applicant before: China Electric Construction Group Shandong electric power construction project No.1 Engineering Co., Ltd. Applicant before: Shandong Feng Hui Engineering Inspection Co., Ltd. |