CN1831641A - High-speed photographic system of high pressure dry welding experimental system - Google Patents
High-speed photographic system of high pressure dry welding experimental system Download PDFInfo
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- CN1831641A CN1831641A CN200610073165.7A CN200610073165A CN1831641A CN 1831641 A CN1831641 A CN 1831641A CN 200610073165 A CN200610073165 A CN 200610073165A CN 1831641 A CN1831641 A CN 1831641A
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Abstract
A high speed camera shooting system of high voltage dry welding test cabinet is prepared as setting beam emitting unit ( BEU ) and beam receiving unit ( BRU ) at external of said cabinet, setting a light incoming view mirror ( LIVM ) and a light outgoing view mirror ( LOVM ) separately at position corresponding to BEU and BRU on cabinet, setting beam refracting reflector set in cabinet in position corresponding to two said view mirrors, entering beam generated by BEU into cabinet through LIVM via reflection of refracting reflector set then via electric arc of welder and reflection, finally receiving beam by BRU after it is out off cabinet through LOVM.
Description
Technical field
The present invention relates to high speed video system, particularly relate to a kind of high-speed camera light path system of dry welded high pressure test compartment, this system can be applicable to the experimental study of various ways high pressure welding technologys such as TIG, MIG.
Background technology
At present, mainly can be divided into three kinds of shroud tub type, high pressure type and gerotor types to the repair by welding of underwater pipeline dry type, wherein high pressure dry welding high undersea hydrostatic pressures dry type welding maintenance technique was taken the lead in 1954 proposing by the U.S., began to be used for to produce the successful repair by welding charge book of the existing following deepwater field of 300m in 1966 in marine site, the North Sea.Except life support under water, outside the corollary systems such as the water surface and underwater communication contact, the key problem of underwater dry-type high pressure welding maintenance technique at first is underwater dry-type high pressure welding technology, because pressure of ambient gas, the environmental gas composition, the variation of factors such as repair by welding subject material characteristic, the capital makes the welding arc characteristic, metallurgy characteristic and welding technology characteristic are subjected to influence in various degree, thereby before welding repairing work under water, all need welding condition is studied at every turn, just need set up corresponding high pressure dry STUDY ON THE WELDING test unit, the main body of test unit is exactly the high pressure welding experimental cabin for this reason.
High-speed camera is the important means of carrying out hyperbaric environment electric arc behavioral study, generally at first carries out flat board welding research, carries out pipeline welding research then on this basis.The dull and stereotyped welding tooling structure that existing high pressure soldering test device is adopted is generally fixed form, can only carry out the horizontal level welding, and corresponding high speed video system also can only carry out horizontal level high pressure welding arc and take.In order deeply and carefully to carry out the dull and stereotyped welding analog research of pipeline all position welding, require dull and stereotyped all-position welding frock in the design high pressure welding experimental cabin cabin, and design supporting full position high pressure for it and weld high speed video system.Now, the frock that can realize dull and stereotyped all-position welding in the high pressure welding experimental cabin cabin has been arranged, but also lacked full position with matching high pressure welding high speed video system.
Summary of the invention
The high-speed camera light path system that the purpose of this invention is to provide a kind of dry welded high pressure test compartment of the experimental study that can be applied to various ways high pressure welding technologys such as TIG, MIG.
For achieving the above object, the present invention takes technical scheme: a kind of high speed video system of dry welded high pressure test compartment includes: a beam launcher, a light beam receiving trap and the light beam reflective mirror group of turning back; It is characterized in that: it is external that described beam launcher and light beam receiving trap are arranged at the cabin of dry welded high pressure test compartment, and the position of corresponding beam launcher of cabin body and light beam receiving trap is provided with one respectively and advances a light visor and a bright dipping visor; The described light beam reflective mirror group of turning back is arranged in the body of cabin, and its position is corresponding described advances light visor and bright dipping visor; The light beam that described beam launcher sends is injected in the body of cabin from advancing the light visor, reflect in turn through the turn back reflective mirror of reflective mirror group of light beam, and, finally after penetrating the cabin body, the bright dipping visor receives by the light beam receiving trap through reflecting through reflective mirror again behind the electric arc of welding machine.
In practical operation, described beam launcher includes laser instrument, light beam lifting apparatus, light beam Traverse Displacement Unit and parallel beam expand device.Specifically, 2 reflective mirrors can being regulated by relative distance of described light beam lifting apparatus are formed; Described light beam Traverse Displacement Unit also is made up of 2 reflective mirrors that relative distance can be regulated; Described parallel beam expand device is made up of aperture and two lens.
In the high speed video system of above-mentioned dry welded high pressure test compartment, the described light beam reflective mirror group of turning back includes 5 reflective mirrors, wherein the light beam that first reflective mirror will be through advancing the incident of light visor by Y to turnover be Z to, second reflective mirror with the first reflective mirror light reflected by Z to turn back for X to, the 3rd reflective mirror with the second reflective mirror light reflected by X to turn back for Z to and through the electric arc of welding machine, the 4th reflective mirror will through the light beam of welding machine electric arc by Z to transfer to X to, the 5th reflective mirror with the 4th reflective mirror light reflected by X to turn back for Y to and penetrate by the bright dipping visor.
In the high speed video system of above-mentioned dry welded high pressure test compartment, described light beam receiving trap includes one and assembles lens, an optical filter and a high-speed camera.
The present invention is owing to take above design, and it has the following advantages:
1, the high-speed camera light path system of dry welded high pressure test compartment provided by the invention can be taken the high-speed camera photo of the dull and stereotyped welding arc in each position, has improved traditional deficiency.
2, the high-speed camera light path system of dry welded high pressure test compartment provided by the invention can be by the light-beam position error of adjusting the light beam lifting apparatus, the open and close of the light beam Traverse Displacement Unit is eliminated because the high pressure welding experimental cabin opens the cabin soon door cause.
3, the present invention can be applicable to the experimental study of various ways high pressure welding technologys such as TIG, MIG, its applied range, and also simple in structure, be beneficial to popularization.
Description of drawings
Fig. 1 is the light path synoptic diagram among the present invention
Fig. 2 is installed in structural representation on the dry welded high pressure test compartment for the present invention
Fig. 3 is the structural representation of beam launcher among the present invention
Fig. 4 is the structural representation of light beam receiving trap among the present invention
Embodiment
At first as shown in Figure 1 and Figure 2, be the high speed video system of a kind of dry welded high pressure test compartment provided by the present invention, it includes: a beam launcher 1, a light beam receiving trap 2 and the light beam reflective mirror group 3 of turning back;
Beam launcher 1 and light beam receiving trap 2 are arranged at outside the cabin body 4 of dry welded high pressure test compartment, and the position of cabin body 4 corresponding beam launchers 1 and light beam receiving trap 2 is provided with one respectively and advances a light visor 41 and a bright dipping visor 42;
The light beam reflective mirror group 3 of turning back is arranged in the cabin body 4, and its position correspondence is advanced light visor 41 and bright dipping visor 42; The light beam that beam launcher 1 sends is injected in the cabin body 4 from advancing light visor 41, reflect in turn through the turn back reflective mirror of reflective mirror group 3 of light beam, and, finally after penetrating the cabin bodies, bright dipping visor 42 receives by light beam receiving trap 2 through reflecting through reflective mirror again behind the electric arc of welding machine 5.
Cooperate Fig. 1, shown in Figure 3, in the present invention, beam launcher 1 includes laser instrument 11, light beam lifting apparatus 12, light beam Traverse Displacement Unit 13 and parallel beam expand device 14.Specifically, light beam lifting apparatus 12 can be formed (M1 among Fig. 3, M2) by 2 reflective mirrors that relative distance can be regulated, it mainly is the adjustment of light beam being carried out upper-lower position, certainly light beam lifting apparatus 12 also can be other structures, as long as it can realize light beam is carried out the adjustment of upper-lower position, at this not as limit; Light beam Traverse Displacement Unit 13 also can be formed (M3 among Fig. 3, M4) by 2 reflective mirrors that relative distance can be regulated, be about to light beam lifting apparatus installation site by vertically making level into, just can form light beam Traverse Displacement Unit 13, it mainly is the adjustment of light beam being carried out horizontal level, certainly light beam Traverse Displacement Unit 13 also can be other structures, as long as it can realize light beam is carried out the adjustment of horizontal level, at this not as limit; Parallel beam expand device 14 can form 142,143 by aperture 141 and two lens, 142 pairs of laser beam of aperture 141 and lens are carried out spatial filtering, 143 pairs of laser beam of lens expand bundle, parallel beam expand device 14 can be expanded as the laser beam hot spot diameter level that meets high pressure welding arc photographing request, and is parallel beam through the light beam that parallel beam expand device 14 comes out.The open and close of the fundamental purpose that light beam lifting apparatus 12, light beam Traverse Displacement Unit 13 the are set door that is in order to eliminate because the high pressure welding experimental cabin opens the cabin soon and the light-beam position error that causes.
Cooperate Fig. 1, shown in Figure 2 again, among the present invention, for convenience of explanation, establishing the dry welded high pressure test compartment axis is X-axis, and the vertical plane of X-axis is the YZ plane, and wherein Z is a short transverse.The light beam reflective mirror group 3 of turning back specifically includes 5 reflective mirrors, wherein the light beam that first reflective mirror 31 will be through advancing 41 incidents of light visor by Y to turnover be Z to, second reflective mirror 32 with first reflective mirror, 31 light reflected by Z to turn back for X to, the 3rd reflective mirror 33 with second reflective mirror, 32 light reflected by X to turn back for Z to and through the electric arc of welding machine 5, the 4th reflective mirror 34 will through the light beam of welding machine 5 electric arcs by Z to transfer to X to, the 5th reflective mirror 35 with the 4th reflective mirror 34 light reflected by X to turn back for Y to and penetrate by bright dipping visor 42.Specifically, the turn back reflective mirror of reflective mirror group 3 of light beam is installed in (regulating device figure does not show) on the regulating device, this regulating device can be regulated the angle of reflective mirror, simultaneously also can be along X, Y or Z to moving, the structure of regulating device belongs to the category of prior art, it can directly be bought from market, does not do at this and gives unnecessary details.
Cooperate Fig. 1, shown in Figure 4, light beam receiving trap 2 includes one and assembles lens 21, an optical filter 22 and a high-speed camera 23.Light beam and welding arc image that convergent lens 21 will pass bright dipping visor 42 on the dry welded high pressure test compartment receive convergence before, make its brightness meet the high-speed camera requirement by optical filter 22 filtrations again after assembling, high-speed camera 23 requires to take the welding arc image according to concrete Type of Welding with the frame number that adapts.
Claims (6)
1, a kind of high speed video system of dry welded high pressure test compartment includes: a beam launcher, a light beam receiving trap and the light beam reflective mirror group of turning back; It is characterized in that:
It is external that described beam launcher and light beam receiving trap are arranged at the cabin of dry welded high pressure test compartment, and the position of corresponding beam launcher of cabin body and light beam receiving trap is provided with one respectively and advances a light visor and a bright dipping visor;
The described light beam reflective mirror group of turning back is arranged in the body of cabin, and its position is corresponding described advances light visor and bright dipping visor; The light beam that described beam launcher sends is injected in the body of cabin from advancing the light visor, reflect in turn through the turn back reflective mirror of reflective mirror group of light beam, and, finally after penetrating the cabin body, the bright dipping visor receives by the light beam receiving trap through reflecting through reflective mirror again behind the electric arc of welding machine.
2, the high speed video system of dry welded high pressure test compartment according to claim 1 is characterized in that: described beam launcher includes laser instrument, light beam lifting apparatus, light beam Traverse Displacement Unit and parallel beam expand device.
3, the high speed video system of dry welded high pressure test compartment according to claim 2 is characterized in that: 2 reflective mirrors that described light beam lifting apparatus can be regulated by relative distance are formed; Described light beam Traverse Displacement Unit also is made up of 2 reflective mirrors that relative distance can be regulated; Described parallel beam expand device is made up of aperture and two lens.
4, high speed video system according to claim 1 or 2 or 3 described dry welded high pressure test compartments, it is characterized in that: the described light beam reflective mirror group of turning back includes 5 reflective mirrors, wherein the light beam that first reflective mirror will be through advancing the incident of light visor by Y to turnover be Z to, second reflective mirror with the first reflective mirror light reflected by Z to turn back for X to, the 3rd reflective mirror with the second reflective mirror light reflected by X to turn back for Z to and through the electric arc of welding machine, the 4th reflective mirror will through the light beam of welding machine electric arc by Z to transfer to X to, the 5th reflective mirror with the 4th reflective mirror light reflected by X to turn back for Y to and penetrate by the bright dipping visor.
5, according to the high speed video system of claim 1 or 2 or 3 described dry welded high pressure test compartments, it is characterized in that: described light beam receiving trap includes one and assembles lens, an optical filter and a high-speed camera.
6, the high speed video system of dry welded high pressure test compartment according to claim 4 is characterized in that: described light beam receiving trap includes one and assembles lens, an optical filter and a high-speed camera.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100731657A CN100422852C (en) | 2006-04-10 | 2006-04-10 | High-speed photographic system of high pressure dry welding experimental system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100731657A CN100422852C (en) | 2006-04-10 | 2006-04-10 | High-speed photographic system of high pressure dry welding experimental system |
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| Publication Number | Publication Date |
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| CN1831641A true CN1831641A (en) | 2006-09-13 |
| CN100422852C CN100422852C (en) | 2008-10-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNB2006100731657A Expired - Fee Related CN100422852C (en) | 2006-04-10 | 2006-04-10 | High-speed photographic system of high pressure dry welding experimental system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100465782C (en) * | 2006-12-07 | 2009-03-04 | 上海交通大学 | Photography system for welding process of compound heat reservoir in carbon dioxide laser-melting argon-arc welding |
| CN101840147A (en) * | 2010-05-07 | 2010-09-22 | 深圳大学 | Compact small-angle image surface inclined inclinator |
| CN104954739A (en) * | 2015-05-15 | 2015-09-30 | 北京石油化工学院 | GMAW (Gas metal arc welding) globular transfer image shooting system used in underwater dry type high-pressure environment |
| CN109926693A (en) * | 2019-03-29 | 2019-06-25 | 山东大学 | A kind of underwater wet welding molten drop bubble synchronizing visual detection system and detection method |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5616123A (en) * | 1979-07-20 | 1981-02-16 | Hitachi Ltd | High-speed photographing unit |
| CN100370357C (en) * | 2004-04-14 | 2008-02-20 | 西安交通大学 | Digital optical fiber array high speed pick-up device having self-focusing lens |
| CN2911735Y (en) * | 2006-04-10 | 2007-06-13 | 中国海洋石油总公司 | High speed camera system of high pressure drying welding test cabin |
-
2006
- 2006-04-10 CN CNB2006100731657A patent/CN100422852C/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100465782C (en) * | 2006-12-07 | 2009-03-04 | 上海交通大学 | Photography system for welding process of compound heat reservoir in carbon dioxide laser-melting argon-arc welding |
| CN101840147A (en) * | 2010-05-07 | 2010-09-22 | 深圳大学 | Compact small-angle image surface inclined inclinator |
| CN101840147B (en) * | 2010-05-07 | 2012-05-16 | 深圳大学 | Compact small-angle image surface inclined inclinator |
| CN104954739A (en) * | 2015-05-15 | 2015-09-30 | 北京石油化工学院 | GMAW (Gas metal arc welding) globular transfer image shooting system used in underwater dry type high-pressure environment |
| CN104954739B (en) * | 2015-05-15 | 2018-11-02 | 北京石油化工学院 | A kind of GMAW droplet transfer image capturing apparatus under underwater dry-type hyperbaric environment |
| CN109926693A (en) * | 2019-03-29 | 2019-06-25 | 山东大学 | A kind of underwater wet welding molten drop bubble synchronizing visual detection system and detection method |
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| Publication number | Publication date |
|---|---|
| CN100422852C (en) | 2008-10-01 |
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Granted publication date: 20081001 Termination date: 20120410 |