CN102706895B - Single-pipe guiding pipe wall detection tool - Google Patents
Single-pipe guiding pipe wall detection tool Download PDFInfo
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- CN102706895B CN102706895B CN201110075524.3A CN201110075524A CN102706895B CN 102706895 B CN102706895 B CN 102706895B CN 201110075524 A CN201110075524 A CN 201110075524A CN 102706895 B CN102706895 B CN 102706895B
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- testing tool
- tube wall
- guide tube
- single tube
- wall testing
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Abstract
A single-pipe guiding pipe wall detection tool comprises a guiding movable joint, a guiding head fixed at a free end of the guiding movable joint, fibers passing through the guiding head, a single-pipe guiding pipe wall detection tool lens in communication connection with the fibers, and a LED light-supplement lamp by which the fibers are sleeved and which is close to the single-pipe guiding pipe wall detection tool lens. The LED light-supplement lamp is separately disposed at a position close to the single-pipe guiding pipe wall detection tool lens of the single-pipe guiding pipe wall detection tool, which can make up a background black zone for fiber illumination of the single-pipe guiding pipe wall detection tool, and thus improve shooting effect. Therefore, the single-pipe guiding pipe wall detection tool has good shooting effect.
Description
[technical field]
The present invention relates to a kind of pipe detector, particularly relate to the single tube guide tube wall testing tool for detection of petroleum pipe line.
[background technology]
Domesticly start from external introduction single tube guide tube wall testing tool product in the 70-80 age in 20th century, be mainly used in inner-walls of duct and be contained in the quality check of some other parts in pipeline.In recent years, domestic single tube guide tube wall testing tool detects and has entered the practical stage, applies to more and more the quality control of process of producing product, and develops into a kind of detection means of routine.Industrial Endoscopy, is a branch of Non-Destructive Testing, also can be described as a special detection technique.Single tube guide tube wall testing tool instrument is due to its special size design, and the surface of can let us not destroying object to be detected is easy, observe exactly interior of articles surface structure or duty.Single tube guide tube wall testing tool can be used for inspection and the observation in the place that high temperature, poisonous, nuclear radiation and human eye cannot observe directly, in petroleum industry, be widely used in hold-up vessel, heat exchanger, the spherical tank car of oil refinery, piping facility, down-hole casing and the oil pipe inspection of chemical industry, and the inherent vice such as the container of oil production of pressure container unit, steel cylinder, pipeline surveys and checks, simultaneously in testing process without the tested equipment of dismounting.Therefore, adopting single tube guide tube wall testing tool is to have very much cost-benefit detection solution.
But the probe of single tube guide tube wall testing tool and conduction are all made in a hard tube (normally stainless-steel tube) at present, its image conduction is often completed by one group of lens, also develop into now quartz fibre and lead figure, and illumination conduction is completed by optical fibers.Obviously, the length limited system of this single tube guide tube wall testing tool and can only visit straight tube or straight hole.Probe position can be bending, and single tube guide tube wall testing tool can do longlyer, also can visit curved hole, but also can realize the detection to side by yaw.
For example, but above-mentioned single tube guide tube wall testing tool is in the time surveying darker pipeline,, while exceeding 10m, the conduction of fibre bundle has decay, makes the optical fibre illumination region of single tube guide tube wall testing tool occur background black area, causes the photographic effect of single tube guide tube wall testing tool poor.
[summary of the invention]
In view of above-mentioned condition, be necessary to provide the good single tube guide tube wall of a kind of photographic effect testing tool.
A kind of single tube guide tube wall testing tool, comprise guiding movable joint, be fixed on described guiding movable joint free-ended guide head, wear the optical fiber of described guide head, the camera lens that is connected with described optical-fibre communications and be sheathed on described optical fiber and the LED light compensating lamp of close described camera lens setting.
Further, described guiding movable joint comprises more piece stainless steel joint, and described more piece stainless steel joint hollow boring also links with bearing pin.
Further, described LED light compensating lamp comprises the multiple LED that are sheathed on the round table-like light source mount pad on described optical fiber and are located at the stub end of described light source mount pad.
Further, described single tube guide tube wall testing tool also comprises orienting sub cylindraceous and is contained in the universal shaft in described orienting sub, and described guiding movable joint is fixedly connected with described universal shaft.
Further, described single tube guide tube wall testing tool also comprises the insert head of hollow structure, and the sidewall of described insert head is provided with the resilient barb holding mutually with described universal shaft.
Further, described single tube guide tube wall testing tool also comprises the video camera recorder being fixedly connected with described insert head and be connected with described optical-fibre communications and the impact damper being connected with described video camera recorder communication, and described impact damper is for storing the view data that video camera recorder is taked.
Further, described single tube guide tube wall testing tool also comprises the stationary pipes handle being connected with described impact damper, and described fixed handle can be socketed more piece pipeline section, described single tube guide tube wall testing tool entirety is pushed to the bend place of one-way pipeline to be detected.
Further, described video camera recorder and pipe joint thereof form photographing module structure, and described photographing module packs pressure jacket into and protects as shell.
Further, described stationary pipes handle and pipe joint thereof form interface module, and described interface module packs pressure jacket into and protects as shell.
Further, described guiding movable joint, guide head, LED light compensating lamp and pipe joint thereof form oriented module, and described oriented module packs pressure jacket into and protects as shell.
Above-mentioned single tube guide tube wall testing tool, being provided with separately LED light compensating lamp near on the position of single tube guide tube wall testing tool camera lens, can make up the background black area of single tube guide tube wall testing tool optical fibre illumination, thereby improves photographic effect.Therefore, the photographic effect of above-mentioned single tube guide tube wall testing tool is better.
[brief description of the drawings]
Fig. 1 is the sectional perspective exploded view of the single tube guide tube wall testing tool of an embodiment;
Fig. 2 is the cut-open view of the guide head of the single tube guide tube wall testing tool shown in Fig. 1;
Constitutional diagram when Fig. 3 is the tube wall of the single tube guide tube wall testing tool one-way pipeline shown in Fig. 1.
[embodiment]
Main accompanying drawings the specific embodiment of the present invention below.
Refer to Fig. 1, the single tube guide tube wall testing tool 100 of embodiment mono-, for detection of the tube wall of one-way pipeline, comprises stationary pipes handle 110, impact damper 120, video camera recorder 130, insert head 140, orienting sub 150, universal shaft 160, guiding movable joint 170, guide head 180, LED light compensating lamp 192 and camera lens 194.
Stationary pipes handle 110 is roughly circular tube shaped, is arranged at the line portals of one-way pipeline to be detected, and aims at phase place and fix.When use, fixed handle 110 can be socketed more piece pipeline section, single tube guide tube wall testing tool 100 entirety are pushed to the bend place of one-way pipeline to be detected.
Impact damper 120 is fixedly connected between stationary pipes handle 110 and video camera recorder 130, and is connected with video camera recorder 130 communications.The view data that impact damper 120 is taked for storing video camera recorder 130.
Insert head 140 is hollow structure, and is fixedly connected with one end away from impact damper 120 of video camera recorder 130.Specifically in the present embodiment, the sidewall of insert head 140 is provided with two resilient barb 141.
Orienting sub 150 is roughly cylindric, and insert head 140 is contained in orienting sub 150.
Universal shaft 160 is contained in orienting sub 150, and holds mutually with two resilient barb 141 of insert head 140, so that universal shaft 160 is fixedly connected with insert head 140.Specifically in the present embodiment, universal shaft 160 is threaded with orienting sub 150, and universal shaft 160 can freely rotate orienting sub 150 is interior.
Guiding movable joint 170 is fixedly connected with away from one end of insert head 140 with universal shaft 160.Specifically in the present embodiment, guiding movable joint 170 comprises more piece stainless steel joint, and the boring of more piece stainless steel joint hollow also links with bearing pin.
See also Fig. 2, guide head 180 is fixedly connected with the free end of guiding movable joint 170.Guide head 180 offers the through hole 181 being connected with the movable joint 170 that leads.Camera lens 194 is connected with video camera recorder 130 communications by optical fiber 195.LED light compensating lamp 192 is sheathed on optical fiber 195 and arranges near camera lens 194, and is electrically connected with video camera recorder 130 by wire 193.LED light compensating lamp 192 can illuminate the visual field of camera lens 194.Wire 193 and optical fiber 195 pass the through hole 181 of insert head 140, universal shaft 160, guiding movable joint 170 and guide head 180 successively.
Specifically in the present embodiment, LED light compensating lamp 192 comprises light source mount pad 1921 and multiple LED1923.Light source mount pad 1921 is roughly round table-like, and it is sheathed on optical fiber 195.Multiple LED1923 are located at the stub end of light source mount pad 1921, and are circular arrangement around the axle center of light source mount pad 1921.
Please refer to Fig. 1 to Fig. 3, while adopting single tube guide tube wall testing tool 100 to detect the tube wall of one-way pipeline, first, guiding movable joint 170 through calculated in advance length stretches in the tube wall of one-way pipeline, guiding guide head 180 approaches inside pipe wall and surveys position, then, open LED light compensating lamp 190 and video camera recorder 130 and start sampling, have video data to pass to mouth of pipe check simultaneously and record pipeline depth.Drive insert head 140 to rotate by rotation stationary pipes handle 110, insert head 140 drives universal shaft 160 to carry out 360 degree rotations, completes the all-round detection of inside pipe wall.
Above-mentioned single tube guide tube wall testing tool 100, being provided with separately LED light compensating lamp 192 near on the position of camera lens 194, can make up the background black area of single tube guide tube wall testing tool 100 optical fibre illuminations, thereby improves photographic effect.Therefore, the photographic effect of above-mentioned single tube guide tube wall testing tool 100 is better.
Be appreciated that LED light compensating lamp 192 is not limited to be sheathed on optical fiber 195, other position also can be set, only need described LED light compensating lamp 192 to arrange near camera lens 194, can illuminate the visual field of camera lens 194, for example, be sheathed on guide head 180.
In a specific embodiment, mainly form interface module by stationary pipes handle 110 and pipe joint thereof; Form buffer module by impact damper 120; Mainly form plug-in module by insert head 140, universal shaft 160, orienting sub 150 and pipe joint thereof; Mainly form photographing module by video camera recorder 130 and pipe joint thereof; Mainly form oriented module by guiding movable joint 170, guide head 180, LED light compensating lamp 192 and pipe joint thereof.Above-mentioned single tube guide tube wall testing tool 100 adopts modular design, is convenient to manufacture and maintenance.In addition, interface module, buffer module, plug-in module, photographing module and oriented module all pack pressure jacket into be protected as shell, the exceedingly odious industrial environments such as it can withstand high temperatures, high pressure, high humidity, high vibration, high corrosion.
Deep hole that above-mentioned single tube guide tube wall testing tool 100 is surveyed distance can reach 10～150 meters, can be in the pipeline of φ 60～φ 270mm internal diameter Reusability, lifetime reaches 7 years.And, adopt universal shaft 160 to connect guiding movable joint 170, there is independent steering guide function.The universal shaft 160 of above-mentioned single tube guide tube wall testing tool 100 is contained in orienting sub 150, and hold mutually with two resilient barb 141 of insert head 140, so that universal shaft 160 is interior free to rotate at orienting sub 150, therefore, above-mentioned single tube guide tube wall testing tool 100 adopts leggy rotating cylinder grafting locator meams, fully mechanical reliability of positioning is high, and parts are few, accurate positioning.
The above embodiment has only expressed several embodiment of the present invention, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (7)
1. a single tube guide tube wall testing tool, it is characterized in that, comprise guiding movable joint, be fixed on described guiding movable joint free-ended guide head, wear the optical fiber of described guide head, the camera lens that is connected with described optical-fibre communications and be sheathed on described optical fiber and the LED light compensating lamp of close described camera lens setting;
Described single tube guide tube wall testing tool also comprises orienting sub cylindraceous and is contained in the universal shaft in described orienting sub, and described guiding movable joint is fixedly connected with described universal shaft;
Described single tube guide tube wall testing tool also comprises the insert head of hollow structure, and the sidewall of described insert head is provided with the resilient barb holding mutually with described universal shaft;
Described single tube guide tube wall testing tool also comprises the video camera recorder being fixedly connected with described insert head and be connected with described optical-fibre communications and the impact damper being connected with described video camera recorder communication, and described impact damper is for storing the view data that video camera recorder is taked.
2. single tube guide tube wall testing tool as claimed in claim 1, is characterized in that, described guiding movable joint comprises more piece stainless steel joint, and described more piece stainless steel joint hollow boring also links with bearing pin.
3. single tube guide tube wall testing tool as claimed in claim 1, is characterized in that, described LED light compensating lamp comprises the multiple LED that are sheathed on the round table-like light source mount pad on described optical fiber and are located at the stub end of described light source mount pad.
4. single tube guide tube wall testing tool as claimed in claim 1, it is characterized in that, described single tube guide tube wall testing tool also comprises the stationary pipes handle being connected with described impact damper, described fixed handle can be socketed more piece pipeline section, described single tube guide tube wall testing tool entirety is pushed to the bend place of one-way pipeline to be detected.
5. single tube guide tube wall testing tool as claimed in claim 4, is characterized in that, described video camera recorder and pipe joint thereof form photographing module, and described photographing module packs pressure jacket into and protects as shell.
6. single tube guide tube wall testing tool as claimed in claim 4, is characterized in that, described stationary pipes handle and pipe joint thereof form interface module, and described interface module packs pressure jacket into and protects as shell.
7. single tube guide tube wall testing tool as claimed in claim 4, is characterized in that, described guiding movable joint, guide head, LED light compensating lamp and pipe joint thereof form oriented module, and described oriented module packs pressure jacket into and protects as shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110075524.3A CN102706895B (en) | 2011-03-28 | 2011-03-28 | Single-pipe guiding pipe wall detection tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110075524.3A CN102706895B (en) | 2011-03-28 | 2011-03-28 | Single-pipe guiding pipe wall detection tool |
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| Publication Number | Publication Date |
|---|---|
| CN102706895A CN102706895A (en) | 2012-10-03 |
| CN102706895B true CN102706895B (en) | 2014-07-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201110075524.3A Expired - Fee Related CN102706895B (en) | 2011-03-28 | 2011-03-28 | Single-pipe guiding pipe wall detection tool |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102889065A (en) * | 2012-10-29 | 2013-01-23 | 中国海洋石油总公司 | Through diameter process of vertical pipe |
| CN103837550B (en) * | 2014-02-28 | 2016-03-09 | 谢春思 | A kind of waveguide detector detected for many bends waveguide inside |
| CN115183167B (en) * | 2022-09-08 | 2022-11-29 | 盐城市临海纺织染整科技有限公司 | Based on weaving dyeing and finishing equipment Lighting device for detection |
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| CN1541608A (en) * | 2003-04-28 | 2004-11-03 | 南开大学 | Optic fiber digital microendoscope device for canalis radicis dentis |
| CN1723835A (en) * | 2004-06-08 | 2006-01-25 | 亨克-萨斯,沃尔夫有限公司 | Bendable portion of an insertion tube of an endoscope and method of producing it |
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