CN103698409A - Drum-type probe device for ultrasonic testing - Google Patents
Drum-type probe device for ultrasonic testing Download PDFInfo
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- CN103698409A CN103698409A CN201310750784.5A CN201310750784A CN103698409A CN 103698409 A CN103698409 A CN 103698409A CN 201310750784 A CN201310750784 A CN 201310750784A CN 103698409 A CN103698409 A CN 103698409A
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Abstract
A drum-type probe device for ultrasonic testing is characterized by comprising a middle shaft, probes, internal flanges, external flanges and an outer film, wherein the middle shaft is hollow to allow a cable to pass through, two ends are sealed, a through hole is formed in the outer wall on one side, and a mounting base is arranged on the through hole; the probes are arranged on the mounting base in a sealed manner and exposed out of an emission end surface; the two internal flanges are arranged at two ends of the middle shaft respectively; the two external flanges are arranged at two ends of the middle shaft respectively and located outside the internal flanges; and the outer film is made of a flexible and acoustically-transparent material, located outside the middle shaft and wraps the probes, and two ends of the outer film are connected between the outer end surfaces of the internal flanges and the inner end surfaces of the external flanges in a sealing manner. Compared with the prior art, the drum-type probe device for ultrasonic testing has the advantages that due to additional arrangement of the outer film, in a detection process, the outer film is contacted with a steel plate surface while the probes are not contacted with the steel plate surface, so that abrasion of the probes is reduced, and the service life of the probes is guaranteed.
Description
Technical field
The present invention relates to a kind of steel plate damage detection apparatus, relate in particular to a kind of ultrasonic detection device.
Background technology
At present, steel-plate ultrasound ripple detects at first generally by operator's hand hold transducer of bending over and directly steel plate is detected, and this mode is comparatively simple, exists a lot of not enough.Because steel plate area is large, quantity is many, and probe wearing and tearing are excessive, and bends over for a long time or squat down to detect and easily cause operator tired, and labour intensity is large, and detection speed is slower; The pick-up unit of this class can referenced patent number be Chinese utility model patent < < ultrasonic flaw detecting device > > (Granted publication number is CN201141855Y) of ZL200720199686.7, can also referenced patent number is the Chinese utility model patent < < Handheld steel sheet detector > > (Granted publication number is CN201503418U) etc. of ZL200920254007.0.
For this reason, researchist has developed a lot of inspection cars to carrying out steel plate detection, and it passes through a plurality of ultrasonic probes side by side, adopts water coupling scheme to guarantee that probe wafer keeps good contacting with detected surface of steel plate.Improve detection speed, reduced labour intensity.MCC Jingtang Construction Co., Ltd., Jining City Machine Design research institute, Jilin Province Tian He wind power equipment company limited and Deng Duojia enterprises and institutions of Xinjiang Bayi Iron & Steel Co., Ltd. of Baosteel Group Corporation have have all researched and developed similar products, can referenced patent number be specifically the Chinese utility model patent < < ultrasonic flaw detection device for steel plate > > (Granted publication number: CN201844998U) of ZL 201020588791.1; Can also referenced patent number be the online multi-channel ultrasonic wave medium plate detection device > of the Chinese utility model patent < < > (Granted publication number is CN201653988U) of ZL201020156915.9; The patent No. is the Chinese utility model patent < < eight channel ultrasonic steel plate inspection car > > (Granted publication number is CN202101975U) of ZL201120154373.6; The patent No. is the Chinese utility model patent < < steel-plate ultrasound ripple automatic checkout equipment > > (Granted publication number: CN202693526U) etc. of ZL201220309975.9.Yet on this class inspection car, all adopt contact probe, be also skiing type probe, the acoustic beam angle of this probe is unadjustable.In probe car assembling, ultrasonic probe is fixing down, vertical detection face.In testing process, contact with surface of steel plate, in order to guarantee that ultrasound wave can enter steel plate smoothly, probe need to be pressed on steel plate, make laminating closely, when surface of steel plate is comparatively coarse, the continuous friction in testing process can cause the heavy wear of popping one's head in.Along with detecting head surface serious wear, the surface of contact of itself and surface of steel plate will produce distortion, causes internal ultrasonic ripple sound beam direction to change, and has reduced detection sensitivity, the undetected or flase drop of more serious generation.In the serviceable life that has shortened probe, increased testing cost.
Summary of the invention
Technical matters to be solved by this invention is for the above-mentioned state of the art, to provide a kind of to fit closely and the nonabradable ultrasound examination drum-type probe apparatus of popping one's head in surface of steel plate.
The present invention solves the problems of the technologies described above adopted technical scheme: a kind of ultrasound examination drum-type probe apparatus, is characterized in that comprising
Axis, hollow is for cable by also sealed at both ends setting, and a side outer wall offers through hole, on this through hole, is provided with mount pad;
Probe, is arranged at hermetically on aforesaid mount pad and exposes emitting facet;
Inner flange, is two, is located at respectively aforementioned axis two ends;
Outside flange, is two, is located at respectively aforementioned axis two ends and is positioned at inner flange outside; And
Adventitia, is flexible entrant sound material, is positioned in aforementioned axis outside and by aforementioned probe parcel, sealed at both ends being connected between aforementioned inner flange outer face and outside flange inner face.
The mounting means of probe is preferably as follows structure: the close axis of described mount pad inwall has annular groove, in this annular groove, be provided with O-ring seal, one side of described mount pad offers pilot hole near outer end, and a securing member is arranged in this pilot hole and probe is located and use a setscrew nut to fix.
Further, this device also comprises motor and the speed reduction unit being connected with motor, the clutch end of this speed reduction unit is connected with axis, described outside flange is that hollow two ends are equipped with shaft seal and axle sleeve certainly outside to inside, aforementioned shaft seal outer wall is covered with gland, is provided with the deep groove ball bearing being rotatably assorted with axis in aforementioned axle sleeve.
Further, between described sleeve lining and axis outer wall, be provided with the first circlip and Ge Lai circle, between described axle sleeve outer wall and outside flange inwall, be provided with the second back-up ring and O shape circle.
Further, run through on a side outside flange and inner flange and offer the first through hole, run through opposite side outside flange and inner flange and offer the second through hole and third through-hole, in aforesaid the first through hole, be provided with water inlet component, in aforesaid the second through hole, be provided with gas deflation assembly, in aforesaid third through-hole, be provided with drain assembly.
Further, for probe can be adjusted accordingly, also comprise car body and platform, this car body at least comprises base plate, and aforesaid platform is positioned at base plate top and can be arranged at up and down on aforesaid base plate, and described axis, adventitia and outside flange are positioned at base plate below, described outside flange outer end is provided with web member, two connecting screw rods run through and are arranged at base plate two ends, and upper end is connected with platform, and lower end is flexibly connected with aforementioned web member.
Platform is stretched out on the top of described connecting screw rod and from being disposed with outside to inside adjusting nut, location briquetting and set nut, the bottom of described connecting screw rod has bulb, and accordingly, the upper end of described web member has and the movable ball groove coordinating of aforementioned bulb.Can finely tune probe left and right directions.
Further, described platform periphery offers a plurality of the first perforation, accordingly, described base plate offers a plurality of the second perforation, in each second perforation, be provided with linear bearing, a plurality of guide spiro rods run through by aforesaid the first perforation and linear bearing, and top is fixed with hold-down nut, and bottom is provided with buffer spring.
For making the lifting of probe energy, described car body also comprises the handle of being located at base plate one side, and the junction of this handle and base plate is provided with an angle sheave; This device also comprises slide block, extension spring and dragrope, and aforesaid slide block can be located on base plate movably; Aforesaid extension spring one end is connected with the fixed leg on base plate, and the other end is connected with a side of slide block, and on the setting of aforementioned dragrope one end and handle, the other end is walked around angle sheave and is connected with the opposite side of slide block; One side of described platform has a roller, and this roller can rollably be arranged on the dip plane with aforementioned slide block.
Compared with prior art, the invention has the advantages that: due to setting up of adventitia, in testing process, adventitia contacts with surface of steel plate, and probe does not directly contact with surface of steel plate, reduced the wearing and tearing to probe, guaranteed the serviceable life of probe.
Accompanying drawing explanation
Fig. 1 is example structure schematic diagram.
Fig. 2 is example structure cut-open view.
Fig. 3 is part enlarged drawing in Fig. 2.
Fig. 4 is the structure cut-open view at another visual angle of embodiment Fig. 2 part.
Embodiment
Below in conjunction with accompanying drawing, embodiment is described in further detail the present invention.
As depicted in figs. 1 and 2, the ultrasound examination drum-type probe apparatus in the present embodiment comprises axis 1, probe 12, inner flange 1a, outside flange 1b, adventitia 10, motor, speed reduction unit 37, car body, platform 5, slide block 67, extension spring 64 and dragrope 63.
Shown in Fig. 3 and Fig. 4, axis 1 hollow is for cable by also sealed at both ends setting, and a side outer wall offers four through holes, is provided with mount pad 11 on this through hole; The close axis of mount pad 11 inwalls has annular groove, is provided with O-ring seal 14 in this annular groove, and probe 12 is four, and each probe 12 is arranged at hermetically on mount pad 11 and exposes emitting facet; Particularly, a side of mount pad 11 offers pilot hole near outer end, and securing member 13 is arranged in this pilot hole and will pop one's head in and 12 locate and fix with setscrew nut.
Inner flange 1a is two, is located at respectively axis 1 two ends; Outside flange 1b is also two, is located at respectively axis 1 two ends and is positioned at inner flange 1a outside; Outside flange 1b is that hollow two ends are equipped with shaft seal and axle sleeve 3 certainly outside to inside, and shaft seal outer wall is covered with gland 36, is provided with the deep groove ball bearing 34 being rotatably assorted with axis in axle sleeve 3.Between axle sleeve 3 inwalls and axis 1 outer wall, be provided with the first circlip 31 and Ge Lai circle 39, between axle sleeve 3 outer walls and outside flange 1b inwall, be provided with the second circlip 32 and O shape circle 38.
Sealing ring 7 is arranged between axis 1 and outside flange 1b, for keeping off oil, prevents that the skidding ester loss in bearing from making moist, and as prevention sliding ring wearing and tearing back roll inner couplings medium seepage.The first circlip 31 guarantees that axially-movable does not occur for axis 1 and axle sleeve 3.O shape circle 38 is for waterproof.Lattice enclose 39 for sealing to prevent that inner couplings medium from exosmosing.The second circlip 32 guarantees that axially-movable does not occur for outside flange 1b and axle sleeve 3.
Adventitia 10 is flexible entrant sound material, is positioned in axis 1 outside and 12 parcels of popping one's head in, sealed at both ends being connected between inner flange 1a outer face and outside flange 1b inner face.By outside flange 1b and inner flange 1a and the 10 edge clampings of flexible tubular adventitia, formation is tightly connected, and to form probe 12 interior seal cavities between outside flange 1b and inner flange 1a, probe 12 interior seal cavities are full of liquid coupling medium.Outside flange 1b adopts screw bolt and nut to be connected with inner flange 1a.
Speed reduction unit 37 is connected with motor (in figure, nothing shows), and the clutch end of this speed reduction unit 37 is connected with axis 1.The preferred turbine and worm structure of speed reduction unit 37 in the present embodiment.Motor adopts micromachine, for controlling probe 12 around axis 1 circuit oscillation, by electric switch, controls motor movement, drives the speed gear in speed reduction unit 37 to make rotating speed be down to slow running, drives axis 1 to rotate, and reaches inner probe 12 circuit oscillations.
As shown in Figure 1, car body comprises base plate 61 and handle 62, and handle 62 is located at base plate 61 1 sides, and handle 62 is provided with angle sheave 65 with the junction of base plate 61; Slide block 67 can be located on base plate 61 movably; Extension spring 64 one end are connected with the fixed leg 66 (or set bolt) on base plate 61, and the other end is connected with a side of slide block 67, and on dragrope 63 one end settings and handle 62, the other end is walked around angle sheave 65 and is connected with the opposite side of slide block 67; One side of platform 5 has a roller 68, and this roller 68 can rollably be arranged on the dip plane with slide block 67.
Shown in Fig. 4, run through on a side outside flange 1b and inner flange 1a and offer the first through hole, run through opposite side outside flange 1b and inner flange 1a offers the second through hole and third through-hole, in the first through hole, be provided with water inlet component, in the second through hole, be provided with gas deflation assembly, in third through-hole, be provided with drain assembly.Drain assembly and water inlet component are not communicated with mutually.Water inlet component comprises water inlet pipe 41, water inlet pipe nut 42 and silicone tube 43, water inlet pipe 41 and the first through hole are connected and sealed, water inlet pipe nut 42 is controlled the switch of water inlet pipe 41, and silicone tube 43 is enclosed within on water inlet pipe 41, can be to the 12 inner injected waters of popping one's head in by water inlet pipe 41.Gas deflation assembly and drain assembly are arranged on outside flange 1b with axisymmetric position, gas deflation assembly comprises L-type gas outlet 44, teflon pad 441 and gas outlet nut 45, and drain assembly comprises L-type drainpipe 46, teflon pad 461 and drainpipe nut 47.
When needs carry out water filling to 12 inside of popping one's head in, first tighten drainpipe nut and close drain assembly, then turn on drainpipe nut and open gas deflation assembly, then open water inlet pipe 41, by external water source access probe 12 inside, when probe 12 inside, fill with after water, close water inlet pipe 41 and gas deflation assembly; When discharging water, first open water inlet pipe 41 or gas deflation assembly, then open drain assembly, water is flowed out voluntarily.
Shown in Fig. 2, platform 5 is positioned at base plate 61 tops and can be arranged at up and down on base plate 61, and axis 1, adventitia 10 and outside flange 1b are positioned at base plate 61 belows, and platform 5 is rectangular table face, act as the sound beam direction and the whole height that regulate probe 12.Outside flange 1b outer end is provided with 35, two connecting screw rods 54 of web member to be run through and is arranged at base plate 61 two ends, and upper end is connected with platform 5, and lower end is flexibly connected with web member 35.Platform 5 is stretched out on the top of connecting screw rod 54 and from being disposed with outside to inside adjusting nut 51, location briquetting 52 and set nut 53, the bottom of connecting screw rod 54 has bulb 55, and accordingly, the upper end of web member 35 has and the movable ball groove coordinating of bulb 55.Platform 5 peripheries offer a plurality of the first perforation, accordingly, base plate 61 offers a plurality of the second perforation, in each second perforation, be provided with linear bearing 57, a plurality of guide spiro rods 56 run through by the first perforation and linear bearing 57, top is fixed with hold-down nut, and bottom is provided with buffer spring 58 by bolt 59.Guide spiro rod 56 in the present embodiment is 4.By regulating the adjusting nut 51 of connecting screw rod 54 upper ends to realize connecting screw rod 54 liftings, thereby drive the micro-swing on probe 12 left and right directions.
Shown in Fig. 1,62 pairs of dragropes 63 of operating personnel's control handle apply pulling force, by moving in the guide rail of dragrope 63 traction slide blocks on base plate 61, and extension spring 64 is stretched, the dip plane that utilizes slide block to make progress, roller 68 lifting on dip plane, makes platform 5 and probe 12 liftings simultaneously like this, make to pop one's head in and 12 lift from ground, avoid external membrane 10 when non-detection status or inspection car turn to cause unnecessary wearing and tearing; After operating personnel's release handle 62, extension spring 64 is shunk, and slide block is produced to pulling force, makes it get back to original position, and roller 68 declines on dip plane, and platform 5 and probe 12 also decline simultaneously, get back to working position.
Due to setting up of adventitia, in testing process, adventitia contacts with surface of steel plate, and probe does not directly contact with surface of steel plate, has reduced the wearing and tearing to probe, has guaranteed the serviceable life of probe.In addition, a plurality of probes are installed concentratedly in an axis, scanning area is wide is 400mm, detect steel plate thickness scope 13～100mm, there is ultrasonic wave acoustic beam regulatory function, the ultrasound wave barrel formula whole rising height >5cm that pops one's head in be can realize, water logging normal probe group left and right and circuit oscillation that drum-type is popped one's head in inner realized, amplitude of fluctuation > ± 2 degree; Can realize ultrasonic wave acoustic beam direction easily and regulate, improve the adaptive faculty of drum-type probe, greatly improve detection speed, reduce labour intensity, can meet the application demand of high detection speed steel plate inspection car.
Claims (9)
1. a ultrasound examination drum-type probe apparatus, is characterized in that comprising
Axis, hollow is for cable by also sealed at both ends setting, and a side outer wall offers through hole, on this through hole, is provided with mount pad;
Probe, is arranged at hermetically on aforesaid mount pad and exposes emitting facet;
Inner flange, is two, is located at respectively aforementioned axis two ends;
Outside flange, is two, is located at respectively aforementioned axis two ends and is positioned at inner flange outside; And
Adventitia, is flexible entrant sound material, is positioned in aforementioned axis outside and by aforementioned probe parcel, sealed at both ends being connected between aforementioned inner flange outer face and outside flange inner face.
2. ultrasound examination drum-type probe apparatus according to claim 1, the close axis that it is characterized in that described mount pad inwall has annular groove, in this annular groove, be provided with O-ring seal, one side of described mount pad offers pilot hole near outer end, and a securing member is arranged in this pilot hole and probe is located and use a setscrew nut to fix.
3. ultrasound examination drum-type probe apparatus according to claim 1, it is characterized in that this device also comprises motor and the speed reduction unit being connected with motor, the clutch end of this speed reduction unit is connected with axis, described outside flange is that hollow two ends are equipped with shaft seal and axle sleeve certainly outside to inside, aforementioned shaft seal outer wall is covered with gland, is provided with the deep groove ball bearing being rotatably assorted with axis in aforementioned axle sleeve.
4. ultrasound examination drum-type probe apparatus according to claim 3, is characterized in that being provided with the first circlip and Ge Lai circle between described sleeve lining and axis outer wall, is provided with the second back-up ring and O shape circle between described axle sleeve outer wall and outside flange inwall.
5. ultrasound examination drum-type probe apparatus according to claim 1, it is characterized in that running through on a side outside flange and inner flange and offer the first through hole, run through opposite side outside flange and inner flange and offer the second through hole and third through-hole, in aforesaid the first through hole, be provided with water inlet component, in aforesaid the second through hole, be provided with gas deflation assembly, in aforesaid third through-hole, be provided with drain assembly.
6. ultrasound examination drum-type probe apparatus according to claim 1, characterized by further comprising car body and platform, this car body at least comprises base plate, aforesaid platform is positioned at base plate top and can be arranged at up and down on aforesaid base plate, described axis, adventitia and outside flange are positioned at base plate below, and described outside flange outer end is provided with web member, and two connecting screw rods run through and are arranged at base plate two ends, upper end is connected with platform, and lower end is flexibly connected with aforementioned web member.
7. ultrasound examination drum-type probe apparatus according to claim 6, the top that it is characterized in that described connecting screw rod is stretched out platform and is certainly disposed with outside to inside adjusting nut, location briquetting and set nut, the bottom of described connecting screw rod has bulb, accordingly, the upper end of described web member has and the movable ball groove coordinating of aforementioned bulb.
8. ultrasound examination drum-type probe apparatus according to claim 6, it is characterized in that described platform periphery offers a plurality of the first perforation, accordingly, described base plate offers a plurality of the second perforation, in each second perforation, be provided with linear bearing, a plurality of guide spiro rods run through by aforesaid the first perforation and linear bearing, and top is fixed with hold-down nut, and bottom is provided with buffer spring.
9. according to the ultrasound examination drum-type probe apparatus described in claim 6 or 7 or 8, it is characterized in that described car body also comprises the handle of being located at base plate one side, the junction of this handle and base plate is provided with an angle sheave; This device also comprises slide block, extension spring and dragrope, and aforesaid slide block can be located on base plate movably; Aforesaid extension spring one end is connected with the fixed leg on base plate, and the other end is connected with a side of slide block, and on the setting of aforementioned dragrope one end and handle, the other end is walked around angle sheave and is connected with the opposite side of slide block; One side of described platform has a roller, and this roller can rollably be arranged on the dip plane with aforementioned slide block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310750784.5A CN103698409B (en) | 2013-12-30 | 2013-12-30 | Drum-type probe device for ultrasonic testing applied to steel plate |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310750784.5A CN103698409B (en) | 2013-12-30 | 2013-12-30 | Drum-type probe device for ultrasonic testing applied to steel plate |
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| CN103698409A true CN103698409A (en) | 2014-04-02 |
| CN103698409B CN103698409B (en) | 2017-02-08 |
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| CN201310750784.5A Expired - Fee Related CN103698409B (en) | 2013-12-30 | 2013-12-30 | Drum-type probe device for ultrasonic testing applied to steel plate |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104730142A (en) * | 2014-11-20 | 2015-06-24 | 北京航空航天大学 | Planar magnetic field scanning and imaging system based on Hall sensor |
| CN106645426A (en) * | 2016-11-25 | 2017-05-10 | 上海交通大学 | Limiting and constant pressure-maintaining device for optical fiber type attenuated total reflection probe |
| CN107037134A (en) * | 2017-04-25 | 2017-08-11 | 中国科学院声学研究所 | A kind of underwater type ultrasonic probe aligning structure and method of adjustment |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1141046A (en) * | 1965-05-21 | 1969-01-22 | Automation Ind Inc | Ultrasonic testing |
| CN1286401A (en) * | 1999-08-25 | 2001-03-07 | 攀枝花钢铁（集团）公司钢铁研究院 | Ultrasonic inspection method and device for rail |
| JP2004020335A (en) * | 2002-06-14 | 2004-01-22 | Osaka Gas Co Ltd | Ultrasonic flaw detecting apparatus |
| CN2615666Y (en) * | 2003-03-14 | 2004-05-12 | 中国科学院声学研究所 | Phased array probe for solid material ultrasound nondestructive testing |
| JP2006053040A (en) * | 2004-08-11 | 2006-02-23 | Kobe Steel Ltd | Cast piece freezing layer thickness measuring device of continuous casting machine |
| JP2008169618A (en) * | 2007-01-11 | 2008-07-24 | Nippon Steel Corp | Gripping device of steel pipe or steel pipe pile |
| 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 |
-
2013
- 2013-12-30 CN CN201310750784.5A patent/CN103698409B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1141046A (en) * | 1965-05-21 | 1969-01-22 | Automation Ind Inc | Ultrasonic testing |
| CN1286401A (en) * | 1999-08-25 | 2001-03-07 | 攀枝花钢铁（集团）公司钢铁研究院 | Ultrasonic inspection method and device for rail |
| JP2004020335A (en) * | 2002-06-14 | 2004-01-22 | Osaka Gas Co Ltd | Ultrasonic flaw detecting apparatus |
| CN2615666Y (en) * | 2003-03-14 | 2004-05-12 | 中国科学院声学研究所 | Phased array probe for solid material ultrasound nondestructive testing |
| JP2006053040A (en) * | 2004-08-11 | 2006-02-23 | Kobe Steel Ltd | Cast piece freezing layer thickness measuring device of continuous casting machine |
| JP2008169618A (en) * | 2007-01-11 | 2008-07-24 | Nippon Steel Corp | Gripping device of steel pipe or steel pipe pile |
| 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 |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104730142A (en) * | 2014-11-20 | 2015-06-24 | 北京航空航天大学 | Planar magnetic field scanning and imaging system based on Hall sensor |
| CN104730142B (en) * | 2014-11-20 | 2017-11-17 | 北京航空航天大学 | A kind of flat magnetic field scanning imaging system based on Hall sensor |
| CN106645426A (en) * | 2016-11-25 | 2017-05-10 | 上海交通大学 | Limiting and constant pressure-maintaining device for optical fiber type attenuated total reflection probe |
| CN107037134A (en) * | 2017-04-25 | 2017-08-11 | 中国科学院声学研究所 | A kind of underwater type ultrasonic probe aligning structure and method of adjustment |
| CN107037134B (en) * | 2017-04-25 | 2024-02-13 | 中国科学院声学研究所 | Submersible ultrasonic probe alignment structure and adjustment method |
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Effective date of registration: 20160812 Address after: 315103 Zhejiang city of Ningbo province high tech Zone Lingyun Road No. 199 Applicant after: CHINA WEAPON SCIENCE ACADEMY NINGBO BRANCH Applicant after: NO.52 INSTITUTE OF CHINA NORTH INDUSTRIES Group Corp. Address before: 315103 Ningbo science and Technology Park, Zhejiang Lingyun Road, No. 199 Applicant before: NO.52 Institute of China North Industries Group Corp. |
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