CN110425175A - A kind of blower fan main shaft ultrasound detection instrument bracket - Google Patents
A kind of blower fan main shaft ultrasound detection instrument bracket Download PDFInfo
- Publication number
- CN110425175A CN110425175A CN201910835159.8A CN201910835159A CN110425175A CN 110425175 A CN110425175 A CN 110425175A CN 201910835159 A CN201910835159 A CN 201910835159A CN 110425175 A CN110425175 A CN 110425175A
- Authority
- CN
- China
- Prior art keywords
- main shaft
- fixed
- probe apparatus
- screw thread
- module
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000001514 detection method Methods 0.000 title claims abstract description 17
- 238000002604 ultrasonography Methods 0.000 title claims abstract description 17
- 239000000523 sample Substances 0.000 claims abstract description 31
- 230000008961 swelling Effects 0.000 claims abstract description 12
- 230000025518 detection of mechanical stimulus involved in sensory perception of wind Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 abstract description 2
- 229910052701 rubidium Inorganic materials 0.000 abstract description 2
- IGLNJRXAVVLDKE-UHFFFAOYSA-N rubidium atom Chemical compound [Rb] IGLNJRXAVVLDKE-UHFFFAOYSA-N 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
- F04D27/001—Testing thereof; Determination or simulation of flow characteristics; Stall or surge detection, e.g. condition monitoring
-
- 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
- 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
- G01N29/223—Supports, positioning or alignment in fixed situation
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)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Abstract
This application involves a kind of blower fan main shaft ultrasound detection instrument brackets, including multiple for probe apparatus to be adjacent to the super magnet fixed module of main shaft section, the positioning fixed module and screw thread swelling module of probe apparatus；The positioning fixed module of probe apparatus includes locating rod, and one end is provided with the first threaded mandrel, and the other end is fixed on connection cross bar, and the both ends for connecting cross bar are fixed on 2 connecting rods；Screw thread swelling module includes screw shell, 2 the second threaded mandrels and 2 a quarter cylindrical drums equipped with different rotary direction screw thread；Each a quarter cylindrical drum passes through one end of a second threaded mandrel connection screw thread sleeve, and two a quarter cylindrical drums, which are held out against, to be fixed on inner hole of spindle wall, and respectively connects a connecting rod.The application uses screw thread expansion mechanism, cooperates high-intensitive rubidium magnet, is fixed on ultrasonic probe and instrument are good on wind turbine main shaft end face, realizes the online ultrasound detection of wind turbine main shaft while achieving the effect that not damage wind power principal axis.
Description
Technical field
The present invention relates to the online ultrasound detection field of wind turbine main shaft more particularly to a kind of blower fan main shaft ultrasound detection instruments
Bracket.
Background technique
Nowadays, wind power generating set is as large scale equipment, and the detection of each important component still has obvious short slab in operation,
Lead to wind turbine Frequent Accidents.It can find that main shaft fatigue crack generates in time using ultrasonic online measuring technique, to wind turbine
Normal operation it is significant.Therefore on-line checking, which is all also not implemented, in the detection carried out at present for wind turbine main shaft does not have yet
There is the bracket relevant design for fixing the online ultrasound detection instrument of wind turbine main shaft.
Summary of the invention
It is an object of the present invention in place of solving the above deficiencies in the existing technologies.
To achieve the above object, the embodiment of the invention provides a kind of blower fan main shaft ultrasound detection instrument bracket, including it is more
A super magnet fixed module, the positioning fixed module of probe apparatus and screw thread swelling module；Super magnet fixed module is used for
Probe apparatus is adjacent to main shaft section；The positioning fixed module of each probe apparatus includes locating rod, one end setting of locating rod
There is the first threaded mandrel, the other end is fixed on connection cross bar, and the both ends for connecting cross bar are fixed on 2 connecting rods, wherein first
Threaded mandrel holds out against probe apparatus on main shaft section for that will position to probe apparatus, and 2 connecting rods are for placing
Signal receiving converter；Screw thread swelling module includes screw shell, 2 the second screw thread tops for being machined with different rotary direction screw thread
Bar, 2 link blocks and 2 a quarter cylindrical drums；The first end of each second threaded mandrel is placed in screw shell, and second
End connects an a quarter cylindrical drum by link block, and two a quarter cylindrical drums, which are held out against, to be fixed on inner hole of spindle wall, and 2
A connecting rod fixation is respectively welded in two a quarter cylindrical drums.
In a kind of possible embodiment, the first threaded mandrel is bolted on one end of locating rod.
In a kind of possible embodiment, super magnet fixed module includes super magnet, pressing plate and hexagon socket head cap screw；
One end of pressing plate is fixed with super magnet, and super magnet is adsorbed on main shaft section, and hexagon socket head cap screw passes through the other end of pressing plate
After withstand on probe apparatus.
In a kind of possible embodiment, the first threaded mandrel uses stepped-style, can determine probe apparatus
Position.
In a kind of possible embodiment, three locating rod tops are all provided with dowel hole, may be implemented to finely tune.
The present invention uses screw thread expansion mechanism, cooperates high-intensitive rubidium magnet, is fixed on ultrasonic probe and instrument are good
On wind turbine main shaft end face, the online ultrasound detection of wind turbine main shaft is realized while achieving the effect that not damage wind power principal axis.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, required use in being described below to embodiment
Attached drawing be briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for this
For the those of ordinary skill of field, without creative efforts, it can also be obtained according to these attached drawings others
Attached drawing.
Fig. 1 is a kind of application scenarios schematic diagram of blower fan main shaft ultrasound detection instrument bracket provided in an embodiment of the present invention；
Fig. 2 is the installation signal of blower fan main shaft ultrasound detection instrument bracket under another visual angle provided in an embodiment of the present invention
Figure；
Fig. 3 is a kind of structural schematic diagram of screw thread swelling module provided in an embodiment of the present invention；
Fig. 4 is a kind of scheme of installation of screw thread swelling module and connecting rod provided in an embodiment of the present invention；
Fig. 5 is a kind of position view of inner hole of spindle provided in an embodiment of the present invention；
Fig. 6 is a kind of scheme of installation of screw thread swelling module provided in an embodiment of the present invention；
Fig. 7 is a kind of scheme of installation of super magnet fixed module provided in an embodiment of the present invention；
Fig. 8 is a kind of scheme of installation of first threaded mandrel and locating rod provided in an embodiment of the present invention；
Fig. 9 is a kind of structural schematic diagram of locating rod provided in an embodiment of the present invention；
Description of symbols:
1: super magnet fixed module, 2: the first threaded mandrels, 3: the positioning fixed module of probe apparatus, 4: locating rod,
5: connection cross bar, 6: connecting rod, 7: screw thread swelling module, 8: signal receiving converter, 9: probe apparatus, 10: blower fan main shaft,
1-1: super magnet, 1-2: pressing plate, 1-3: hexagon socket head cap screw；
4-1: the first nut, the 4-2: the second nut, 4-3: dowel hole；
7-1: screw shell, 7-2: left-handed second threaded mandrel, 7-3: the second threaded mandrel of dextrorotation, 7-4: link block, 7-
5: a quarter cylindrical drum；
10-1: inner hole of spindle.
Specific embodiment
Specification embodiment of the invention and term " first " in claims and attached drawing, " second " etc. are for area
Not similar object, without being used to describe a particular order or precedence order.In addition, term " includes " and " having " and he
Any deformation, it is intended that cover it is non-exclusive include, for example, containing a series of steps or units.Method, system,
Product or equipment those of are not necessarily limited to be clearly listed step or unit, but may include be not clearly listed or for
The intrinsic other step or units of these process, methods, product or equipment.
With reference to the accompanying drawings and examples, technical scheme of the present invention will be described in further detail.
Such as Fig. 1-9, the embodiment of the present invention provides a kind of blower fan main shaft ultrasound detection instrument bracket, including multiple super magnets
Fixed module 1, the positioning fixed module 3 of probe apparatus and screw thread swelling module 7.
Super magnet fixed module 1 is used to probe apparatus 9 being adjacent to main shaft section.
The positioning fixed module 3 of each probe apparatus includes locating rod 4, and one end of locating rod 4 is provided with the first screw thread top
Bar 2, the other end are fixed on connection cross bar 5, and the both ends of connection cross bar 5 are fixed on 2 connecting rods 6, wherein the first threaded mandrel
2 for that will position probe apparatus 9, and probe apparatus 9 is held out against on main shaft section, and 2 connecting rods 6 are for placing signal
Receiving converter 8.
Such as Fig. 3-4, screw thread swelling module 7 is machined with the second of different rotary direction screw thread including screw shell 7-1,2
Threaded mandrel, 2 link blocks and 2 a quarter cylindrical drums, wherein the second threaded mandrel includes left-handed second threaded mandrel 7-
2 and the second threaded mandrel of dextrorotation 7-3.
The first end of each second threaded mandrel is placed in screw shell 7-1, and second end connects one by link block
7-5, a quarter cylinder, two a quarter cylindrical drum 7-5, which are held out against, to be fixed on inner hole of spindle 10-1 wall, and 2 connecting rods 6 are solid
Surely it is respectively welded on two a quarter cylindrical drum 7-5.
In one example, as shown in fig. 7, super magnet fixed module 1 includes super magnet 1-1, pressing plate 1-2 and interior six
Corner bolt 1-3.
One end of pressing plate 1-2 is fixed with super magnet 1-1, and super magnet 1-1 is adsorbed on main shaft section, hexagon socket head cap screw
1-3 is withstood on probe apparatus 9 after the other end of pressing plate 1-2.
In one example, as shown in figure 8, the first threaded mandrel 2 is bolted on one end of locating rod 4.First
Threaded mandrel 2 uses stepped-style, can position to probe apparatus 9.
After tentatively being installed according to the position Fig. 8, first by rotating the second nut 4-2 counterclockwise, probe apparatus 9 is held out against
On main shaft section, the first nut 4-1 is then rotated clockwise, is further held out against probe apparatus 9 on main shaft section, simultaneously
First threaded mandrel 2 is locked in locating rod 4.
In one example, three 4 tops of locating rod are all provided with dowel hole 4-3, can cause to be difficult to avoid mismachining tolerance
Assembly, while the position of adjustable probe apparatus keeps it concentric with main shaft.
Above specific embodiment has carried out further in detail the purpose of the present invention, technical scheme and beneficial effects
Illustrate, it should be understood that the above is only a specific embodiment of the invention, the protection model that is not intended to limit the present invention
It encloses, all within the spirits and principles of the present invention, any modification, equivalent substitution, improvement and etc. done should be included in the present invention
Protection scope within.
Claims (5)
1. a kind of blower fan main shaft ultrasound detection instrument bracket, which is characterized in that including multiple super magnet fixed modules, probe dress
The positioning fixed module and screw thread swelling module set；
The super magnet fixed module is used to probe apparatus being adjacent to main shaft section；
The positioning fixed module of each probe apparatus includes locating rod, and one end of locating rod is provided with the first threaded mandrel, another
End is fixed on connection cross bar, and the both ends of the connection cross bar are fixed on 2 connecting rods, wherein first threaded mandrel is used
In will be positioned to probe apparatus, and probe apparatus is held out against on the main shaft section, 2 connecting rods connect for placing signal
Receive converter；
The screw thread swelling module include screw shell, 2 be machined with the second threaded mandrel of different rotary direction screw thread, 2
Link block and 2 a quarter cylindrical drums；
The first end of each second threaded mandrel is placed in the screw shell, and second end connects one by the link block
The a quarter cylindrical drum, two a quarter cylindrical drums, which are held out against, to be fixed on inner hole of spindle wall, and fixed point of 2 connecting rods
It is not welded in two a quarter cylindrical drums.
2. blower fan main shaft ultrasound detection instrument bracket according to claim 1, which is characterized in that first threaded mandrel
It is bolted on one end of the locating rod.
3. blower fan main shaft ultrasound detection instrument bracket according to claim 1, which is characterized in that the super magnet is fixed
Module includes super magnet, pressing plate and hexagon socket head cap screw；
One end of the pressing plate is fixed with the super magnet, and the super magnet is adsorbed on the main shaft section, described interior
Hex bolts is withstood on probe apparatus after the other end of the pressing plate.
4. blower fan main shaft ultrasound detection instrument bracket according to claim 1, which is characterized in that first threaded mandrel
Using stepped-style, probe apparatus can be positioned.
5. blower fan main shaft ultrasound detection instrument bracket according to claim 1, which is characterized in that three locating rod tops
End is all provided with dowel hole, may be implemented to finely tune.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910835159.8A CN110425175A (en) | 2019-09-05 | 2019-09-05 | A kind of blower fan main shaft ultrasound detection instrument bracket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910835159.8A CN110425175A (en) | 2019-09-05 | 2019-09-05 | A kind of blower fan main shaft ultrasound detection instrument bracket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110425175A true CN110425175A (en) | 2019-11-08 |
Family
ID=68417562
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910835159.8A Pending CN110425175A (en) | 2019-09-05 | 2019-09-05 | A kind of blower fan main shaft ultrasound detection instrument bracket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110425175A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11264813A (en) * | 1998-03-18 | 1999-09-28 | Tokyo Electric Power Co Inc:The | Ultrasonic flaw detecting device and method therefor |
| CN203824642U (en) * | 2014-03-04 | 2014-09-10 | 宝钢集团新疆八一钢铁有限公司 | Improved coking primary cooling fan vibration test probe mounting support |
| CN106324092A (en) * | 2016-08-08 | 2017-01-11 | 清华大学 | Device for on-line monitoring of the defects of fan's main shaft using electromagnetic ultrasonic guided-wave and the operation method thereof |
| CN207300582U (en) * | 2017-10-21 | 2018-05-01 | 山东科捷工程检测有限公司 | A kind of large fan axis ultrasonic detection device |
| CN210397212U (en) * | 2019-09-05 | 2020-04-24 | 中国电建集团贵州工程有限公司 | Fan main shaft ultrasonic testing instrument support |
-
2019
- 2019-09-05 CN CN201910835159.8A patent/CN110425175A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11264813A (en) * | 1998-03-18 | 1999-09-28 | Tokyo Electric Power Co Inc:The | Ultrasonic flaw detecting device and method therefor |
| CN203824642U (en) * | 2014-03-04 | 2014-09-10 | 宝钢集团新疆八一钢铁有限公司 | Improved coking primary cooling fan vibration test probe mounting support |
| CN106324092A (en) * | 2016-08-08 | 2017-01-11 | 清华大学 | Device for on-line monitoring of the defects of fan's main shaft using electromagnetic ultrasonic guided-wave and the operation method thereof |
| CN207300582U (en) * | 2017-10-21 | 2018-05-01 | 山东科捷工程检测有限公司 | A kind of large fan axis ultrasonic detection device |
| CN210397212U (en) * | 2019-09-05 | 2020-04-24 | 中国电建集团贵州工程有限公司 | Fan main shaft ultrasonic testing instrument support |
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