CN102735756B - Ultrasonic flaw detection auxiliary device inside air bottle - Google Patents
Ultrasonic flaw detection auxiliary device inside air bottle Download PDFInfo
- Publication number
- CN102735756B CN102735756B CN201210244217.8A CN201210244217A CN102735756B CN 102735756 B CN102735756 B CN 102735756B CN 201210244217 A CN201210244217 A CN 201210244217A CN 102735756 B CN102735756 B CN 102735756B
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- sleeve pipe
- gas cylinder
- ultrasonic probe
- thimble assembly
- flaw detection
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Abstract
The invention discloses an ultrasonic flaw detection auxiliary device inside an air bottle, which relates to the technical field of air bottle quality testing equipment. The ultrasonic flaw detection auxiliary device comprises a sleeve component; one end of the sleeve component is hinged with a ultrasonic probe connecting piece through a hinge shaft; an ultrasonic probe is installed at one end of the ultrasonic probe connecting piece; an air hole communicated with the inner cavity of the sleeve component is formed at the other end of the sleeve component; a compression spring is arranged in the inner cavity of the sleeve component; one end of the compression spring is fixed on the sleeve component; the other end of the compression spring is connected with a positioning block; the positioning block is glidingly arranged in the inner cavity of the sleeve component; a positioning rope is arranged on the positioning block; and one end of the positioning rod gets around the hinge shaft and is fixed on the ultrasonic probe connecting piece. The ultrasonic flaw detection auxiliary device can accomplish the all-dimensional flaw detection inside the air bottle, can accurately detects the flaw inside the air bottle, guarantees the quality of the air bottle, and provides safety guarantee for the use of the air bottle.
Description
Technical field
The present invention relates to gas cylinder quality detection apparatus technical field, particularly a kind of gas cylinder internal ultrasonic flaw detection auxiliary device.
Background technology
Ultrasound wave is frequency higher than the sound wave of 20000 hertz, its good directionality, and penetration capacity is strong, is easy to obtain more concentrated acoustic energy, therefore there is application very widely in medical science, military affairs, industry and agricultural.In gas cylinder production industry, mostly be to utilize ultrasound wave to detect the quality of gas cylinder, ultrasonic wave energy penetrates the depths of metal material, and while entering another cross section by a cross section, in interface edge, reflect, we utilize hyperacoustic this feature to detect the defects such as pore in the bottle of gas cylinder, slag inclusion, fine cracks.At present, the technology of utilizing ultrasound wave to detect a flaw to the outside surface of gas cylinder is very ripe, but because the bottle of some gas cylinder consists of multilayer material, thereby cause ultrasonic echo to be difficult to distinguish because interface more, cause the interior layer defects of gas cylinder bottle to be difficult to be detected accurately; If ultrasonic probe is put into gas cylinder, survey, again because the bottleneck of gas cylinder is less, make ultrasonic probe can not carry out omnibearing detection to gas cylinder bottle in gas cylinder, thereby also cannot complete the detection to gas cylinder quality.
Summary of the invention
The present invention seeks to, in order to overcome above-mentioned deficiency, provides a kind of gas cylinder internal ultrasonic flaw detection auxiliary device, and this gas cylinder internal ultrasonic flaw detection auxiliary device can make ultrasonic probe to complete the omnidirectional detection work to gas cylinder bottle at gas cylinder internal.
For solving the problems of the technologies described above, technical scheme of the present invention is: a kind of gas cylinder internal ultrasonic flaw detection auxiliary device, comprise thimble assembly, one end of described thimble assembly is hinged with ultrasonic probe web member by jointed shaft, one end of described ultrasonic probe web member is provided with ultrasonic probe, the other end of described thimble assembly is provided with the air hole communicating with the inner chamber of described thimble assembly, the inner chamber of described thimble assembly is provided with Compress Spring, one end of described Compress Spring is fixed on described thimble assembly, the other end of described Compress Spring is connected with locating piece, described locating piece is slidably arranged in the inner chamber of described thimble assembly, described locating piece is provided with positioning rope, one end of described positioning rope is walked around described jointed shaft and is fixed on described ultrasonic probe web member.
As a kind of improvement, described thimble assembly comprises first sleeve pipe hinged with described ultrasonic probe web member, described the first sleeve pipe connects the second sleeve pipe, described the second sleeve pipe connects the 3rd sleeve pipe, described the 3rd sleeve pipe is connected with connecting pipe, the end of described connecting pipe is provided with threeway, and a port in another two ports of described threeway is described air hole, and another port of described threeway is provided with sealing-plug.
As further improvement, the internal diameter of described the first sleeve pipe is less than the internal diameter of described the second sleeve pipe, and the internal diameter of described the second sleeve pipe is less than the internal diameter of described the 3rd sleeve pipe; Described Compress Spring is installed in described the second sleeve pipe, and described locating piece slides and is arranged in described the 3rd sleeve pipe.
As further improvement, described locating piece is provided with the first path for ultrasound signal transmission line is passed through; Described sealing-plug is provided with the alternate path for described ultrasound signal transmission line is passed through.
As further improvement, one end of described the first path is provided with the first seal rubber plug, and one end of described alternate path is provided with the second seal rubber plug; Described ultrasound signal transmission line is respectively through described the first seal rubber plug and described the second seal rubber plug.
As further improvement, between described locating piece and described the 3rd sleeve pipe, be provided with O-ring seal, between described connecting pipe and described the 3rd sleeve pipe, be provided with O-ring seal.
Beneficial effect of the present invention is: because gas cylinder internal ultrasonic flaw detection auxiliary device of the present invention comprises thimble assembly, one end of thimble assembly is hinged with ultrasonic probe web member by jointed shaft, one end of ultrasonic probe web member is provided with ultrasonic probe, the other end of thimble assembly is provided with the air hole communicating with the inner chamber of thimble assembly, the inner chamber of thimble assembly is provided with Compress Spring, one end of Compress Spring is fixed on thimble assembly, the other end of Compress Spring is connected with locating piece, locating piece is slidably arranged in the inner chamber of thimble assembly, locating piece is provided with positioning rope, one end of positioning rope is walked around jointed shaft and is fixed on ultrasonic probe web member, when the inner chamber unaerated of thimble assembly, under the effect of Compress Spring, positioning rope is in tensioned state, now ultrasonic probe web member and thimble assembly are located along the same line, ultrasonic probe can be put into gas cylinder, then, by air hole, in thimble assembly, inflate, under the pressure impetus of gas, locating piece slides and compresses Compress Spring and makes positioning rope occur to relax in thimble assembly, effect due to gravity, ultrasonic probe web member will rotate around jointed shaft, until reach ultrasonic probe web member perpendicular to thimble assembly, now, by rotating gas cylinder and moving horizontally the present invention along gas cylinder axis direction, can complete the omnibearing carrying out flaw detection of gas cylinder internal.By booster action of the present invention, the defect of gas cylinder internal can be detected accurately, held the gate of the quality monitoring of gas cylinder, for the use of gas cylinder provides safety guarantee.
Because the internal diameter of the first sleeve pipe is less than the internal diameter of the second sleeve pipe, the internal diameter of the second sleeve pipe is less than the internal diameter of the 3rd sleeve pipe; Compress Spring is installed in the second sleeve pipe, and locating piece slides and is arranged in the 3rd sleeve pipe; The internal diameter of the first sleeve pipe is less than the internal diameter of the second sleeve pipe, can facilitate Compress Spring to be fixed on the connecting end surface of the first sleeve pipe and the second sleeve pipe; The internal diameter of the second sleeve pipe is less than the internal diameter of the 3rd sleeve pipe, what make that the connecting end surface of the second sleeve pipe and the 3rd sleeve pipe can be as locating piece is spacing, prevent the compression Compress Spring that locating piece is excessive and make excessive the relaxing of positioning rope, can not guarantee the vertical relation of ultrasonic probe web member and thimble assembly, thereby affect the directional bearing of ultrasonic probe, therefore the present invention can guarantee that the directional bearing of ultrasonic probe in gas cylinder is accurate.
Because locating piece is provided with the first path passing through for transmitting the ultrasound signal transmission line of ultrasonic signal; Sealing-plug is provided with the alternate path passing through for ultrasound signal transmission line, can make ultrasound signal transmission line pass through from thimble assembly inside, not only facilitated the present invention to pass in and out gas cylinder, also avoided ultrasound signal transmission line to be placed in outside of the present invention simultaneously and produced friction with gas cylinder mouth etc., thereby damage ultrasound signal transmission line, extend the serviceable life of ultrasound signal transmission line, also guaranteed the accurate transmission of result of detection.
Because one end of the first path is provided with the first seal rubber plug, one end of alternate path is provided with the second seal rubber plug; Ultrasound signal transmission line is respectively through the first seal rubber plug and the second seal rubber plug, the first seal rubber plug and the second seal rubber plug can prevent the cavity internal leakage of gas from being comprised of locating piece, the 3rd sleeve pipe, connecting pipe and threeway, can when carrying out detection operations, effectively guarantee the vertical relation of ultrasonic probe web member and thimble assembly, thereby the directional bearing that has effectively guaranteed ultrasonic probe is accurate, guaranteed that ultrasonic probe carries out the comprehensive detection of not staying dead angle to gas cylinder internal.
In sum, gas cylinder internal ultrasonic flaw detection auxiliary device of the present invention can complete the omnibearing carrying out flaw detection of gas cylinder internal, the defect of gas cylinder internal can be detected accurately, has held the gate of the quality monitoring of gas cylinder, for the use of gas cylinder provides safety guarantee.
Accompanying drawing explanation
Fig. 1 is plumbness structural representation of the present invention;
Fig. 2 is the A portion enlarged drawing of Fig. 1;
Fig. 3 is the B portion enlarged drawing of Fig. 1;
Fig. 4 is horizontality structural representation of the present invention;
Fig. 5 is working state schematic representation of the present invention;
In figure: 1, ultrasonic probe, 2, ultrasound signal transmission line, 3, ultrasonic probe web member, 4, thimble assembly, 40, the first sleeve pipe, the 41, second sleeve pipe, the 42, the 3rd sleeve pipe, 43, connecting pipe, 44, threeway, 45, air hole, 46, sealing-plug, 460, alternate path, 461, the second seal rubber plug, 5, positioning rope, 6, Compress Spring, 7, locating piece, the 70, first path, the 71, first seal rubber plug, 8, O-ring seal, 9, jointed shaft, 10, gas cylinder.
Embodiment
Below in conjunction with drawings and Examples, further set forth the present invention.
As Fig. 1, Fig. 2, shown in Fig. 3 and Fig. 4 are common, a kind of gas cylinder internal ultrasonic flaw detection auxiliary device, comprise thimble assembly 4, one end of thimble assembly 4 is hinged with ultrasonic probe web member 3 by jointed shaft 9, one end of ultrasonic probe web member 3 is provided with ultrasonic probe 1, the other end of thimble assembly 4 is provided with the air hole 45 communicating with the inner chamber of thimble assembly 4, the inner chamber of thimble assembly 4 is provided with Compress Spring 6, one end of Compress Spring 6 is fixed on thimble assembly 4, the other end of Compress Spring 6 is connected with locating piece 7, locating piece 7 is slidably arranged in the inner chamber of thimble assembly 4, locating piece 7 is provided with positioning rope 5, one end of positioning rope 5 is walked around jointed shaft 9 and is fixed on ultrasonic probe web member 3.When the inner chamber unaerated of thimble assembly 4, under the effect of Compress Spring 6, positioning rope 5 is in tensioned state, now ultrasonic probe web member 3 is located along the same line with thimble assembly 4, ultrasonic probe 1 can be put into gas cylinder, then pass through air hole 45 to the interior inflation of thimble assembly 4, under the pressure-acting of gas, it is lax to there is positioning rope 5 in locating piece 7 compression Compress Springs 6, effect due to gravity, ultrasonic probe web member 3 will rotate, until reach ultrasonic probe web member 3 perpendicular to thimble assembly 4, now by rotating gas cylinder and moving horizontally the present invention along gas cylinder axis direction, can complete the omnibearing carrying out flaw detection of gas cylinder internal.By booster action of the present invention, the defect of gas cylinder internal can be detected accurately, held the gate of the quality monitoring of gas cylinder, for the use of gas cylinder provides safety guarantee.
Thimble assembly 4 comprises first sleeve pipe 40 hinged with ultrasonic probe web member 3, the first sleeve pipe 40 connects the second sleeve pipe 41, the second sleeve pipe 41 connects the 3rd sleeve pipe 42, the 3rd sleeve pipe 42 is connected with connecting pipe 43, the end of connecting pipe 43 is provided with threeway 44, a port in another two ports of threeway 44 is air hole 45, and another port of threeway is provided with sealing-plug 46.It is more convenient that this segmentation structure of thimble assembly 4 is installed production of the present invention.
The internal diameter of the first sleeve pipe 40 is less than the internal diameter of the second sleeve pipe 41, and the internal diameter of the second sleeve pipe 41 is less than the internal diameter of the 3rd sleeve pipe 42; Compress Spring 6 is installed in described the second sleeve pipe 41, and one end of Compress Spring 6 is fixed on the connecting end surface of the first sleeve pipe 40 and the second sleeve pipe 41, and locating piece 7 slides and is arranged in the 3rd sleeve pipe 42.Because the internal diameter of the first sleeve pipe 40 is less than the internal diameter of the second sleeve pipe 41, can facilitate Compress Spring 6 to be fixed on the first sleeve pipe 40; Because the internal diameter of the second sleeve pipe 41 is less than the internal diameter of the 3rd sleeve pipe 42, what make that the connecting end surface of the second sleeve pipe 41 and the 3rd sleeve pipe 42 can be as locating piece 7 is spacing, prevent the compression Compress Spring 6 that locating piece 7 is excessive and make excessive the relaxing of positioning rope 5, thereby can not guarantee the vertical relation of ultrasonic probe web member 3 and thimble assembly 4, and then affect the accuracy of the directional bearing of ultrasonic probe 1.
Locating piece 7 is provided with the first path 70 that ultrasound signal transmission line 2 is passed through; Sealing-plug 46 is provided with the alternate path 460 that ultrasound signal transmission line 2 is passed through, can make ultrasound signal transmission line 2 pass through from thimble assembly 4 inside, not only facilitated the present invention to pass in and out gas cylinder, also avoided ultrasound signal transmission line 2 to be placed in outside of the present invention simultaneously and produced friction with gas cylinder mouth etc., thereby damage ultrasound signal transmission line 2, extend the serviceable life of ultrasound signal transmission line 2, also guaranteed the accurate transmission of result of detection.
One end of the first path 70 is provided with the first seal rubber plug 71, and one end of alternate path 460 is provided with the second seal rubber plug 461; Ultrasound signal transmission line 2 is respectively through the first seal rubber plug 71 and the second seal rubber plug 461; The first seal rubber plug 71 and the second seal rubber plug 461 can prevent the cavity internal leakage of gas from being comprised of locating piece 7, the 3rd sleeve pipe 42, connecting pipe 43 and threeway 44, can when carrying out detection operations, effectively guarantee the vertical relation of ultrasonic probe web member 3 and thimble assembly 4, thereby the directional bearing that has effectively guaranteed ultrasonic probe is accurate, guaranteed that ultrasonic probe carries out the comprehensive detection of not staying dead angle to gas cylinder internal.
Between locating piece 7 and the 3rd sleeve pipe 42, be provided with O-ring seal 8, between connecting pipe 43 and the 3rd sleeve pipe 42, be provided with O-ring seal 8, O-ring seal 8 can further prevent the cavity internal leakage of gas from being comprised of locating piece 7, the 3rd sleeve pipe 42, connecting pipe 43 and threeway 44.
Principle of work of the present invention: as shown in Figure 4, the present invention in entering gas cylinder 10 before, the inner chamber of thimble assembly 4 is not ventilated, under the effect of Compress Spring 6, positioning rope 5 is in tensioned state, ultrasonic probe web member 3 is located along the same line with thimble assembly 4, and now the present invention can enter into from the bottleneck of gas cylinder 10 in gas cylinder 10, as shown in Figure 5, enter after gas cylinder 10, by air hole 45, to the inner chamber of thimble assembly, inflate, locating piece 7 is subject to the pressure of gas and compresses Compress Spring 6, positioning rope 5 occurs lax, ultrasonic probe web member 3 gravitates are around jointed shaft 9 rotations, until reach the state vertical with thimble assembly 4, now rotate gas cylinder 10, while is along at the uniform velocity mobile the present invention of axis direction level of gas cylinder 10, ultrasound signal transmission line 2 output result of detections, can reach the spiral helicine carrying out flaw detection of gas cylinder 10 inside surface, after carrying out flaw detection, the gas of thimble assembly 4 inner chambers is emitted, Compress Spring 6 promotes locating piece 7 and resets, positioning rope 6 is tightened, ultrasonic probe web member 3 state that is again up to the standard, at this moment the present invention can be shifted out in gas cylinder 10, can complete the inner omnibearing carrying out flaw detection of gas cylinder 10, the defect of gas cylinder 10 inside can be detected accurately, held the gate of the quality monitoring of gas cylinder, for the use of gas cylinder provides safety guarantee.
The present invention is not limited to above-mentioned concrete embodiment, and those of ordinary skill in the art is from above-mentioned design, and without performing creative labour, all conversion of having done, within all dropping on protection scope of the present invention.
Claims (6)
1. gas cylinder internal ultrasonic flaw detection auxiliary device, it is characterized in that: comprise thimble assembly, one end of described thimble assembly is hinged with ultrasonic probe web member by jointed shaft, one end of described ultrasonic probe web member is provided with ultrasonic probe, the other end of described thimble assembly is provided with the air hole communicating with the inner chamber of described thimble assembly, the inner chamber of described thimble assembly is provided with Compress Spring, one end of described Compress Spring is fixed on described thimble assembly near one end of described jointed shaft, the other end of described Compress Spring is connected with locating piece, described locating piece is slidably arranged in the inner chamber of described thimble assembly, described locating piece is provided with positioning rope, one end of described positioning rope is walked around described jointed shaft and is fixed on described ultrasonic probe web member, described jointed shaft and described locating piece are positioned at the homonymy of described air hole.
2. gas cylinder internal ultrasonic flaw detection auxiliary device according to claim 1, it is characterized in that: described thimble assembly comprises first sleeve pipe hinged with described ultrasonic probe web member, described the first sleeve pipe connects the second sleeve pipe, described the second sleeve pipe connects the 3rd sleeve pipe, described the 3rd sleeve pipe is connected with connecting pipe, the end of described connecting pipe connects first port of a threeway, and second port of described threeway is described air hole, and the 3rd port of described threeway is provided with sealing-plug.
3. gas cylinder internal ultrasonic flaw detection auxiliary device according to claim 2, is characterized in that: the internal diameter of described the first sleeve pipe is less than the internal diameter of described the second sleeve pipe, and the internal diameter of described the second sleeve pipe is less than the internal diameter of described the 3rd sleeve pipe; Described Compress Spring is installed in described the second sleeve pipe, and described locating piece slides and is arranged in described the 3rd sleeve pipe.
4. gas cylinder internal ultrasonic flaw detection auxiliary device according to claim 2, is characterized in that: described locating piece is provided with the first path for ultrasound signal transmission line is passed through; Described sealing-plug is provided with the alternate path for described ultrasound signal transmission line is passed through.
5. gas cylinder internal ultrasonic flaw detection auxiliary device according to claim 4, is characterized in that: one end of described the first path is provided with the first seal rubber plug, and one end of described alternate path is provided with the second seal rubber plug; Described ultrasound signal transmission line is respectively through described the first seal rubber plug and described the second seal rubber plug.
6. gas cylinder internal ultrasonic flaw detection auxiliary device according to claim 2, is characterized in that: between described locating piece and described the 3rd sleeve pipe, be provided with O-ring seal, between described connecting pipe and described the 3rd sleeve pipe, be provided with O-ring seal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210244217.8A CN102735756B (en) | 2012-07-13 | 2012-07-13 | Ultrasonic flaw detection auxiliary device inside air bottle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210244217.8A CN102735756B (en) | 2012-07-13 | 2012-07-13 | Ultrasonic flaw detection auxiliary device inside air bottle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102735756A CN102735756A (en) | 2012-10-17 |
| CN102735756B true CN102735756B (en) | 2014-08-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210244217.8A Expired - Fee Related CN102735756B (en) | 2012-07-13 | 2012-07-13 | Ultrasonic flaw detection auxiliary device inside air bottle |
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| CN (1) | CN102735756B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103115965B (en) * | 2013-03-07 | 2015-12-23 | 杭州新纪元消防科技有限公司 | Fixed fire extinguishing system gas cylinder active defects pick-up unit and detection method |
| CN109254085B (en) * | 2018-11-07 | 2020-12-08 | 国网四川省电力公司成都供电公司 | Probe laminating device for high-altitude GIS ultrasonic testing |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201803988U (en) * | 2010-06-03 | 2011-04-20 | 江苏赛福探伤设备制造有限公司 | Ultrasonic-wave water-immersion follow-up detection device |
| CN202075240U (en) * | 2011-05-03 | 2011-12-14 | 江苏富兰肯光电科技有限公司 | Video endoscope for steel cylinder |
| CN202710516U (en) * | 2012-07-13 | 2013-01-30 | 山东汇通气体能源设备有限公司 | Auxiliary device for internal ultrasonic flaw detection of gas cylinder |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5720660A (en) * | 1980-07-11 | 1982-02-03 | Sumitomo Metal Ind Ltd | Apparatus and method of ultrasonic flaw detection |
| JPH0625755B2 (en) * | 1988-07-22 | 1994-04-06 | 動力炉・核燃料開発事業団 | Ultrasonic flaw detector in branch pipe |
-
2012
- 2012-07-13 CN CN201210244217.8A patent/CN102735756B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201803988U (en) * | 2010-06-03 | 2011-04-20 | 江苏赛福探伤设备制造有限公司 | Ultrasonic-wave water-immersion follow-up detection device |
| CN202075240U (en) * | 2011-05-03 | 2011-12-14 | 江苏富兰肯光电科技有限公司 | Video endoscope for steel cylinder |
| CN202710516U (en) * | 2012-07-13 | 2013-01-30 | 山东汇通气体能源设备有限公司 | Auxiliary device for internal ultrasonic flaw detection of gas cylinder |
Non-Patent Citations (2)
| Title |
|---|
| JP平2-32252A 1990.02.02 |
| JP昭57-20660A 1982.02.03 |
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