CN105738472B - A kind of rotating detector ultrasonic flaw detecting device - Google Patents
A kind of rotating detector ultrasonic flaw detecting device Download PDFInfo
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- CN105738472B CN105738472B CN201610115713.1A CN201610115713A CN105738472B CN 105738472 B CN105738472 B CN 105738472B CN 201610115713 A CN201610115713 A CN 201610115713A CN 105738472 B CN105738472 B CN 105738472B
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- water tank
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- bearings
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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
- G01N29/04—Analysing solids
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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
- G01N2291/023—Solids
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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
- G01N2291/023—Solids
- G01N2291/0234—Metals, e.g. steel
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- Acoustics & Sound (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)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Abstract
The present invention relates to a kind of rotating detector ultrasonic flaw detecting devices, structure is that two bearings are separately mounted on the two pieces support plate centre bore of braced frame, water tank is turned round to install on the support frame by two bearings, high speed conducting slip ring, instrument, radial adjustment device is separately mounted in revolution water tank, synchronous belt is mounted on revolution water tank, motor is mounted on outside revolution water tank and runs with control synchronous belt, water inlet guide sleeve I is connect by a locking nut with a bearing, water inlet guide sleeve II is connect by another locking nut with another bearing respectively, high speed conducting slip ring is that signal is powered and transmitted to instrument, instrument is connected with each probe respectively, all probes are separately mounted on the probe socket of radial adjustment device.Strong antijamming capability of the present invention, signal stabilization be strong, circumferential high sensitivity, functional integration are high, long service life, detects a flaw high-efficient, and equipment is small and exquisite, is suitable for online or offline inspection, and probe water distance can be adjusted in synchronism and convenient and simple, greatly shortens debug time.
Description
Technical field
It is specifically a kind of to be examined for seamless pipe and bar material defect the present invention relates to a kind of rotating detector ultrasonic flaw detecting device
Device is surveyed, the technical fields such as electric power, ship, chemical industry, automobile, metallurgy are belonged to.
Background technique
At present, well known traditional carbon brush coupling and capacity coupled rotating detector equipment.
Brush ring contact ultrasonic fault detection system is since brush ring quantity is equal with probe quantity, therefore brush ring quantity is more, knot
Structure is huge, therefore the carbon brush structure of failure detector is generally bigger.Carbon brush structure also restricts flaw detection revolving speed, flaw detection efficiency mentions
It is high.It is as follows that carbon brush structure influences the main reason for flaw detection revolving speed.Firstly, since brush ring structure is by pivoted loop and carbon brush contact
Transmit signal, therefore the size of contact resistance just influences flaw detection sensitivity, the revolving speed of system is higher, external factor docking
The influence hindered of getting an electric shock is bigger.In addition, being limited by carbon brush structure, if unavoidable deposit is significantly increased in the rotation speed of failure detector
Electric spark interference, carbon brush replacement the problems such as, therefore such failure detector has been on the brink of to eliminate.
Capacitance coupling type ultrasonic fault detection system is that detection signal is transmitted by capacitor.Since the size of capacitance is to spy
Hurt sensitivity to be affected, and in actual use, capacitance is generally determined by the spacing between muti-piece conductor.In order to reach compared with
Good transmission effect, generally selects biggish capacitance.Increase capacitance in finite structure and generally selects reduction spacing mode.
It selects after lesser distance values, the size of distance values is just larger to the size variation of capacitance.In order to reduce actual capacitance value
Amplitude of variation, need accurately control conductor between spacing, lead to the mechanical precision of capacitance coupling type ultrasonic fault detection system
It is required that high.Therefore accurate control capacitance size is needed in installation process, the careless slightly capacitor that will result in significantlys change.In addition,
During normal use, the stain of metal surface, corrosion etc. will affect the size of capacitance, it is therefore desirable to regularly replace capacitive coupling
Piece causes maintenance workload big, at high cost.From the angle of semaphore, there is decaying, capacitor in signal of detecting a flaw in capacitive coupling piece
Coupling piece is easy the interference by electrical noises such as frequency converters again, and flaw detection sensitivity is very restricted.
Summary of the invention
For the above-mentioned problems of the prior art, the present invention provides a kind of rotating detector ultrasonic flaw detecting device, has
Strong antijamming capability, signal stabilization are strong, circumferential direction high sensitivity, functional integration height, long service life, are adjusted in synchronism probe water distance
The features such as facilitating.
To achieve the goals above, the technical solution adopted by the present invention is that:
A kind of rotating detector ultrasonic flaw detecting device, including water inlet guide sleeve I, water inlet II, two locking nut of guide sleeve, revolution
Water tank, radial adjustment device, two bearings, braced frame, high speed conducting slip ring, instrument, synchronous belt, several probes, motor,
Be characterized in that: braced frame forms a frame support structure by two pieces support plate and bottom plate and connecting plate, to guarantee two pieces branch
The consistency of fagging centre bore, it is desirable that two pieces support plate centre bore matches boring；Two bearings are separately mounted to two pieces support plate center
Kong Shang, revolution water tank on the support frame by two bearing installations, distinguish by high speed conducting slip ring, instrument, radial adjustment device
It is mounted on and turns round in water tank, synchronous belt is mounted on revolution water tank, and motor is mounted on outside revolution water tank and transports with control synchronous belt
Row, water inlet guide sleeve I connects by a locking nut with a bearing, water inlet guide sleeve II pass through respectively another locking nut and
The connection of another bearing, high speed conducting slip ring are that signal is powered and transmitted to instrument, and instrument is connected with each probe respectively, all probes
It is separately mounted on the probe socket of radial adjustment device.
If the radial adjustment device include two gear ring support bases, four bearings, I, four gear, two adjusting rods,
Dry probe socket, several litter, four circlips, two gear rings, two gear ring support bases are determined at the positioning spigot of revolution water tank
Position is fixed, and each gear ring is equipped with several sliding slots, and two gear rings are respectively assemblied in corresponding tooth by the centre bore of clearance fit
It encloses on support base, and two gear rings, in assembly, the sliding slot of synchronous processing need to be mapped；Every two gear passes through key and jackscrew
It is assemblied on the both ends of an adjusting rod, every adjusting rod is mounted on two gear ring support bases by two bearings, I, two circlip
On, and each gear is meshed with corresponding gear ring；Several litter are located in the corresponding sliding slot of two gear rings, every litter
One probe socket of upper installation.
The dimensional tolerance of the litter positioning gear ring spacing is ± 0.05mm.
The gear ring support base is equipped with multiple reamings.
The invention also includes two safety valves, a safety valve is mounted on water guide sleeve I, another safety valve is mounted on
It intakes on guide sleeve II.
The invention also includes two sealing rings, turns round between water tank and two bearings 3 and install a sealing ring additional respectively.
The invention also includes two guiding sets, two spacers, install one additional between each locking nut and a bearing and lead
Draw set and a spacer.
The medicine have the advantages that strong antijamming capability, signal stabilization are strong, circumferential direction high sensitivity, functional integration is high, make
It is long with the service life, it detects a flaw high-efficient, equipment is small and exquisite, is suitable for online and offline detection, and probe water distance can be adjusted in synchronism and facilitate letter
It is single, greatly shorten debug time.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention.
Fig. 2 is the structural schematic diagram of radial adjustment device of the invention.
Fig. 3 is schematic perspective view of the invention.
In figure: 1 water inlet guide sleeve I, 2 locking nuts, 3 bearings, 4 braced frames, 5 high speed conducting slip rings, 6 instruments, 7 gear ring branch
Support seat, 8 gears, 9 adjusting rods, 10 synchronous belts, 11 probes, 12 probe sockets, 13 sealing rings, 14 water inlet guide sleeves II, 15 safety valves, 16
Guide set, 17 spacers, 18 motors, 19 revolution water tanks, 20 litter, 21 circlips, 22 gear rings, 23 bearings I.
Specific embodiment
Below in conjunction with attached drawing 1, the invention will be further described
As shown in Figure 1, Figure 2, Figure 3 shows, the present invention includes water inlet guide sleeve I 1, water inlet II 14, two locking nuts 2 of guide sleeve, returns
Turn water tank 19, radial adjustment device, two bearings 3, braced frame 4, high speed conducting slip ring 5, instrument 6, synchronous belt 10, several spies
First 11,18, two, motor sealing ring 13, two safety valve, 15, two guidings cover 16, two spacers 17, it is characterised in that: support
Frame 4 forms a frame support structure by two pieces support plate and bottom plate and connecting plate, to guarantee two pieces support plate centre bore
Consistency, it is desirable that two pieces support plate centre bore matches boring；Two bearings 3 are separately mounted on two pieces support plate centre bore, turn round water
Case 19 is mounted in braced frame 4 by two bearings 3, is turned round between water tank 19 and two bearings 3 and is installed a sealing additional respectively
Ring 13；High speed conducting slip ring 5, instrument 6, radial adjustment device are separately mounted in revolution water tank 19, and synchronous belt 10 is mounted on back
Turn on water tank 19, motor 18 is mounted on outside revolution water tank 19 and runs with control synchronous belt 10, and water inlet guide sleeve I 1 is locked by one
Tight nut 2 is connect with a bearing 3, and water inlet guide sleeve II 14 is connect by another locking nut 2 with another bearing 3 respectively,
Install guiding set 16 and a spacer 17 between each locking nut 2 and a bearing 3 additional, a safety valve install 15 into
On water guide sleeve I 1, another safety valve 15 is mounted on water guide sleeve II 14；High speed conducting slip ring 5 is that instrument 6 is powered and transmitted
Signal, instrument 6 are connect with each probe 11 respectively, and all probes 11 are separately mounted on the probe socket of radial adjustment device；Revolution
Water tank does dynamic balance running, to guarantee stationarity during high-speed rotation of entire revolution rigid body；
As shown in Figure 3 the radial adjustment device include two I 23, four, the bearing of gear ring support base 7, four gears 8,
Two adjusting rods 9, several probe sockets 12, several gear rings 22 of circlip 21, two of litter 20, four, two gear ring support bases 7 exist
It turns round to position at the positioning spigot of water tank 19 and fix, each gear ring 22 is equipped with several sliding slots, and two gear rings 22 are matched by gap
The centre bore of conjunction is respectively assemblied on corresponding gear ring support base 7, and two gear rings 22, in assembly, the sliding slot of synchronous processing needs
It is mapped；Every two gear 8 is assemblied on the both ends of an adjusting rod 9 by key and jackscrew, and every adjusting rod 9 passes through two
I 23, two circlips 21 of bearing are mounted on two gear ring support bases 7, and each gear 8 is meshed with corresponding gear ring 22；If
Dry root litter 20 is located in the corresponding sliding slot of two gear rings 22, and a probe socket 12, each probe are installed on every litter 20
One probe 11 of installation on seat 12.The dimensional tolerance of the litter positioning gear ring spacing is ± 0.05mm.The gear ring branch
It supports seat 1 and is equipped with multiple reamings.
The sealing ring 13 for turning round water tank 19 is guaranteed that roughness Ra 0.8, diameter jumps 0.05mm by finishing, guarantees that equipment is stablized
Adapt to long-term continuous duty；10 stable drive of synchronous belt, and vibration can be eliminated to a certain extent.Intake guide sleeve I 1 with into
Water guide sleeve II 14 is respectively arranged with safety valve 15, guarantees the pressure value that the hydraulic pressure in revolution water tank 19 is set at one, when pressure is excessive
When, safety valve 15 adjusts the pressure turned round in water tank 19 to the pressure value of setting；Equipment is equipped with two hanging rings, removes for equipment hoisting
With.
Debugging operations explanation:
1, locking nut is screwed out, spacer is taken out and guiding covers, the guiding set of suitable caliber is installed, then successively reinstall guiding
Set, spacer, and locking nut；
2, sample pipe is penetrated, intakes simultaneously from water inlet guide sleeve I 1 and water inlet guide sleeve II 14, turns adjusting rod 9 for water according to nameplate
Away from theoretical value is adjusted to, water distance is finely tuned referring then to waveform diagram, probe is adjusted to suitable station；
3, first-class cover board, into the flaw detection stage；
4, caliber is replaced, debugging specification step is repeated.
Flaw detection operating instruction:
Steel pipe or bar pass through auxiliary transmission roller-way and pass through rotating detector ultrasonic flaw detecting device, are loaded with the revolution of probe 11
Water tank 19 is rotated by driving motor 18, and synchronous belt 10 transmits torque, drives revolution water tank 19 high speed rotation in flaw detection host,
Steel pipe or bar are passed through by linear transmission roller-way rotates flaw detection host, and the two realizes probe before steel tube surface is spiral jointly
Into realization all standing flaw detection.
Claims (6)
1. a kind of rotating detector ultrasonic flaw detecting device, including water inlet guide sleeve I, water inlet II, two locking nut of guide sleeve, revolution water
Case, radial adjustment device, two bearings, braced frame, high speed conducting slip ring, instrument, synchronous belt, several probes, motor, it is special
Sign is: braced frame forms a frame support structure by two pieces support plate and bottom plate and connecting plate, and two bearings are pacified respectively
On two pieces support plate centre bore, revolution water tank is installed on the support frame by two bearings, high speed conducting slip ring, instrument
Device, radial adjustment device are separately mounted in revolution water tank, and synchronous belt is mounted on revolution water tank, and motor is mounted on revolution water tank
Outside, and synchronous belt operation is controlled, water inlet guide sleeve I is connect by a locking nut with a bearing, and water inlet guide sleeve II passes through another
One locking nut is connect with another bearing, high speed conducting slip ring be instrument power and transmit signal, instrument respectively with each spy
Head connection, all probes are separately mounted on the probe socket of radial adjustment device；
The radial adjustment device includes two gear ring support bases, four bearings, I, four gear, two adjusting rods, several spies
Headstock, several litter, four circlips, two gear rings, the positioning at the positioning spigot of revolution water tank of two gear ring support bases are solid
Fixed, each gear ring is equipped with several sliding slots, and two gear rings are respectively assemblied in corresponding gear ring branch by the centre bore of clearance fit
It supports on seat, and two gear rings, in assembly, the sliding slot of synchronous processing need to be mapped；Every two gear is assembled by key and jackscrew
On the both ends of an adjusting rod, every adjusting rod is mounted on two gear ring support bases by two bearings, I, two circlip,
And each gear is meshed with corresponding gear ring；Several litter are located in the corresponding sliding slot of two gear rings, on every litter
One probe socket is installed.
2. rotating detector ultrasonic flaw detecting device according to claim 1, it is characterised in that: two teeth of the litter positioning
The dimensional tolerance for enclosing spacing is ± 0.05mm.
3. rotating detector ultrasonic flaw detecting device according to claim 1, it is characterised in that: the gear ring support base is equipped with
Multiple reamings.
4. rotating detector ultrasonic flaw detecting device according to claim 1, it is characterised in that: it further include two safety valves, one
A safety valve is mounted on water guide sleeve I, another safety valve is mounted on water guide sleeve II.
5. rotating detector ultrasonic flaw detecting device according to claim 1, it is characterised in that: further include two sealing rings, return
Turn to install a sealing ring between water tank and two bearings 3 additional respectively.
6. rotating detector ultrasonic flaw detecting device according to claim 1, it is characterised in that: further include two guiding sets, two
A spacer installs a guiding set and a spacer additional between each locking nut and a bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610115713.1A CN105738472B (en) | 2016-03-01 | 2016-03-01 | A kind of rotating detector ultrasonic flaw detecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610115713.1A CN105738472B (en) | 2016-03-01 | 2016-03-01 | A kind of rotating detector ultrasonic flaw detecting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105738472A CN105738472A (en) | 2016-07-06 |
| CN105738472B true CN105738472B (en) | 2018-12-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610115713.1A Active CN105738472B (en) | 2016-03-01 | 2016-03-01 | A kind of rotating detector ultrasonic flaw detecting device |
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| CN (1) | CN105738472B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111337570B (en) * | 2018-12-18 | 2023-03-24 | 宝武特种冶金有限公司 | Ultrasonic flaw detection system for nuclear-grade stainless steel outer sleeve and flaw detection method thereof |
| CN109828036B (en) * | 2019-03-21 | 2024-04-05 | 江苏三合声源超声波科技有限公司 | Guide sleeve with small blind area |
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| JP3634699B2 (en) * | 1999-11-29 | 2005-03-30 | 山陽特殊製鋼株式会社 | Orifice cassette in probe holder of ultrasonic flaw detector |
| CN101762638A (en) * | 2009-10-26 | 2010-06-30 | 四川理工学院 | Rotary driving system of tube well inner peeping probe |
| CN102175766A (en) * | 2010-12-27 | 2011-09-07 | 中国科学院声学研究所 | On-line detection system and detection method for pipe (bar) ultrasonic phased array |
| CN102565196A (en) * | 2011-12-10 | 2012-07-11 | 无锡莱林检测机械有限公司 | Ultrasonic flaw-detecting machine for steel pipes |
| CN103278563A (en) * | 2013-05-22 | 2013-09-04 | 陈利光 | Probe rotary type ultrasonic flaw detection device |
| JP2015001415A (en) * | 2013-06-14 | 2015-01-05 | 株式会社日立製作所 | Ut inspection device |
| CN205404486U (en) * | 2016-03-01 | 2016-07-27 | 武汉中科创新技术股份有限公司 | Rotatory probe ultrasonic inspection device |
-
2016
- 2016-03-01 CN CN201610115713.1A patent/CN105738472B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3634699B2 (en) * | 1999-11-29 | 2005-03-30 | 山陽特殊製鋼株式会社 | Orifice cassette in probe holder of ultrasonic flaw detector |
| CN101762638A (en) * | 2009-10-26 | 2010-06-30 | 四川理工学院 | Rotary driving system of tube well inner peeping probe |
| CN102175766A (en) * | 2010-12-27 | 2011-09-07 | 中国科学院声学研究所 | On-line detection system and detection method for pipe (bar) ultrasonic phased array |
| CN102565196A (en) * | 2011-12-10 | 2012-07-11 | 无锡莱林检测机械有限公司 | Ultrasonic flaw-detecting machine for steel pipes |
| CN103278563A (en) * | 2013-05-22 | 2013-09-04 | 陈利光 | Probe rotary type ultrasonic flaw detection device |
| JP2015001415A (en) * | 2013-06-14 | 2015-01-05 | 株式会社日立製作所 | Ut inspection device |
| CN205404486U (en) * | 2016-03-01 | 2016-07-27 | 武汉中科创新技术股份有限公司 | Rotatory probe ultrasonic inspection device |
Non-Patent Citations (1)
| Title |
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| 无缝钢管超声波自动检测系统研制;白仁昭;《机电工程》;20061231;第23卷(第5期);第56-58页 * |
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| CN105738472A (en) | 2016-07-06 |
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