CN109764826A - A kind of detector of high speed detection bridge cable exterior cross-section shape - Google Patents
A kind of detector of high speed detection bridge cable exterior cross-section shape Download PDFInfo
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- CN109764826A CN109764826A CN201910185500.XA CN201910185500A CN109764826A CN 109764826 A CN109764826 A CN 109764826A CN 201910185500 A CN201910185500 A CN 201910185500A CN 109764826 A CN109764826 A CN 109764826A
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- 238000001514 detection method Methods 0.000 title claims abstract description 70
- 230000009194 climbing Effects 0.000 claims abstract description 29
- 238000005259 measurement Methods 0.000 claims abstract description 24
- 238000006073 displacement reaction Methods 0.000 claims abstract description 10
- 238000001314 profilometry Methods 0.000 claims abstract description 7
- 230000005622 photoelectricity Effects 0.000 claims description 4
- 238000010276 construction Methods 0.000 claims 1
- 238000009434 installation Methods 0.000 claims 1
- 238000000034 method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000013461 design Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000003862 health status Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000009659 non-destructive testing Methods 0.000 description 1
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Abstract
The invention discloses a kind of detectors of high speed detection bridge cable exterior cross-section shape, including professional climbing robot, detection cylinder, profile measurer and support member, measurement object is bridge cable cylinder, professional climbing robot is located on detected bridge cable cylinder, and detection cylinder follows climbing robot along the axial movement of bridge cable cylinder；Support member is located at the top of detection cylinder, for providing support, makes to detect the radial displacement zero between cylinder and bridge cable cylinder；Profile measurer is mounted on detection cylinder, is located between support member and professional climbing robot, for measuring the circumferential section profile of bridge cable cylinder.The present invention can be to avoid wind-force bring inhaul cable vibration measurement error, while making the acquisition of drag-line cylinder all standing measurement data become quick and precisely, have good application value using profilometry.
Description
Technical field
The invention belongs to detection technique fields, are related to bridge machinery, and in particular to outside a kind of high speed detection bridge cable
The detector of cross-sectional profile.
Background technique
With the continuous development of science and technology, various bridges emerge one after another, drag-line bridge with its graceful appearance and
Excellent performance is widely used.Drag-line bridge mainly passes through the gravity and load that drag-line undertakes bridge, therefore draws
The faulted condition of rope is most important to the safety of bridge.
The damage detecting method of bridge cable mainly includes following several in the prior art: (1) passing through climbing robot pair
Drag-line and housing carry out photographic analysis.There is greatly detection loophole in this detection method, acquisition drag-line that cannot be comprehensive damages
The accurate information of wound, it is natural that the drag-line health status of bridge and high tower can not be managed accurately.(2) electromagnetic flaw detection device is used
Bridge cable is carried out non-destructive testing.This detection method utilizes leakage at multiple magnet exciting coils and search coil detection drag-line fracture of wire
Magnetic magnetic flux detects the faulted condition of drag-line, and the electromagnetic system and mechanical device of this detection mode are more complicated, simultaneously for
The drag-line flaw detection that multiply wirerope is composed is easy to appear misjudgement, especially helpless to the damage of protective sleeve of pulling cable, and drag-line
The rupture and deformation of sheath can most react the health condition of drag-line.(3) mechanical displacement type or laser ranging formula method are used.This
Although kind of a detection method can be detected with all standing, rangefinder is needed to turn round repeatedly in measurement process, so that detection speed
It can not be too high.
Summary of the invention
For the above-mentioned problems in the prior art, the present invention provides a kind of high speed detection bridge cable exterior cross-sections
The detector of shape, can be to avoid wind-force bring inhaul cable vibration measurement error, while making drag-line using profilometry
The acquisition of cylinder all standing measurement data becomes quick and precisely, have good application value.
For this purpose, the invention adopts the following technical scheme:
A kind of detector of high speed detection bridge cable exterior cross-section shape, including professional climbing robot, detection cylinder, wheel
Profile measuring apparatus and support member, measurement object are bridge cable cylinder, and the profession climbing robot is located at detected bridge and draws
On load barrel；The detection cylinder is wrap bridge cable cylinder columnar structured, and detection cylinder is located at the upper of professional climbing robot
Side, is fixedly connected therebetween, and detection cylinder follows climbing robot along the axial movement of bridge cable cylinder；The support member position
Make to detect the radial displacement zero between cylinder and bridge cable cylinder for providing support in the top of detection cylinder；The profile is surveyed
Amount instrument is mounted on detection cylinder, is located between support member and professional climbing robot, for measuring the circumference of bridge cable cylinder
Cross section profile.
Preferably, one end of the detection cylinder is fixedly connected with climbing robot, and the other end is around the center of bridge cable cylinder
Axisymmetrical arranges at least two support members, makes to detect cylinder as removable simply supported beam, for guaranteeing detection cylinder and bridge drawing
Radial displacement between load barrel is zero.
Preferably, the contact stiffness between the support member and bridge cable cylinder is adjustable.
Preferably, the profile measurer includes several, and each profile measurer is installed on detection cylinder, all wheels
The excircle configuration of the measurement light all standing bridge cable cylinder of profile measuring apparatus.
Preferably, axis layered arrangement of the profile measurer along detection cylinder.
Preferably, the measurement sensor of the profile measurer uses photoelectricity profilometry, can survey without rotation
Measure the circumferential section profile of bridge cable cylinder.
Preferably, the profile measurer includes double measuring head modes and single head measurement pattern simultaneously.
Preferably, the detection cylinder is co-axially mounted on professional climbing robot using two semi-circular manners with diameter.
Compared with prior art, the beneficial effects of the present invention are:
(1) it solves the problems, such as the quick and precisely acquisition of bridge cable damage information, passes through the outer circular section shape of protective sleeve of pulling cable
The variation of state, by the faulted condition of the bridge cable person that is clearly supplied to bridge management, so that the maintenance of bridge is reasonable.
(2) adjustable simple beam structure is used, wind-force bring inhaul cable vibration is can avoid and influences the true of measurement data
Reality；Using profilometry, can high speed the completion comprehensive outer circular section of drag-line cylinder measurement.
(3) structure is simple, easy to use, is the primary structure to the detection of long drag-line and application innovation.
Detailed description of the invention
Fig. 1 is a kind of structural representation of the detector of high speed detection bridge cable exterior cross-section shape provided by the present invention
Figure.
Fig. 2 is the schematic diagram of the section structure of A-A section.
Fig. 3 is the schematic diagram of the section structure of B-B section.
Fig. 4 is profile measurement in a kind of detector of high speed detection bridge cable exterior cross-section shape provided by the present invention
Instrument layered arrangement schematic diagram.
Description of symbols: 1, professional climbing robot；2, cylinder is detected；3, profile measurer；4, support member；5, bridge
Drag-line cylinder.
Specific embodiment
With reference to the accompanying drawing and specific embodiment come the present invention will be described in detail, specific embodiment therein and explanation only
For explaining the present invention, but it is not as a limitation of the invention.
As shown in Figure 1, the invention discloses a kind of detector of high speed detection bridge cable exterior cross-section shape, including it is special
Industry climbing robot 1, detection cylinder 2, profile measurer 3 and support member 4, measurement object are bridge cable cylinder 5, and the profession is climbed
Row robot 1 is located on detected bridge cable cylinder 5；The detection cylinder 2 is the cylinder-shaped knot for wrapping bridge cable cylinder 5
Structure, detection cylinder 2 are located at the top of professional climbing robot 1, are fixedly connected therebetween, and detection cylinder 2 follows 1 edge of climbing robot
The axial movement of bridge cable cylinder 5；The support member 4 is located at the top of detection cylinder 2, for providing support, makes to detect 2 He of cylinder
Radial displacement between bridge cable cylinder 5 is zero；The profile measurer 3 is mounted on detection cylinder 2, is located at 4 He of support member
Between professional climbing robot 1, for measuring the circumferential section profile of bridge cable cylinder 5.Profile measurer 3 it is specific arrangement and
Measurement method is as shown in Figures 2 and 3.
Specifically, one end of the detection cylinder 2 is fixedly connected with climbing robot 1, and the other end is in bridge cable cylinder 5
Mandrel line is arranged symmetrically at least two support members 4, makes to detect cylinder 2 as removable simply supported beam, for guaranteeing detection cylinder 2 and bridge
Radial displacement between beam drag-line cylinder 5 is zero.
Specifically, the contact stiffness between the support member 4 and bridge cable cylinder 5 is adjustable.Here before support member 4
End is contacted with the outer circumference surface of bridge cable cylinder 5, and the middle part of support member 4 is equipped with spring, and tail portion is equipped with spiral rod structure, passes through
The compression degree of screw rod adjustment spring is rotated to adjust the contact stiffness between support member 4 and bridge cable cylinder 5.
Specifically, the profile measurer 3 includes several, and each profile measurer 3 is installed on detection cylinder 2, institute
There is the excircle configuration of the measurement light all standing bridge cable cylinder 5 of profile measurer 3.
Specifically, axis layered arrangement of the profile measurer 3 along detection cylinder 2.Fig. 4 is the quantity of profile measurer 3
A kind of schematic diagram of layered arrangement when being 4.
Specifically, the measurement sensor of the profile measurer 3 uses photoelectricity profilometry, can survey without rotation
Measure the circumferential section profile of bridge cable cylinder 5.
Specifically, the profile measurer 3 includes double measuring head modes and single head measurement pattern simultaneously.Here, profile is surveyed
It measures instrument 3 and uses LS-7000 series of high speed, high-precision CCD measuring instrument, design parameter includes: high reproducibility ± 0.06 μm, speed
Up to 2400 samples/secs, non-maintaining design.
Specifically, the detection cylinder 2 is co-axially mounted on professional climbing robot 1 using two semi-circular manners with diameter.
Embodiment
A kind of workflow of the detector of high speed detection bridge cable exterior cross-section shape is as follows:
By professional climbing robot 1 on detected bridge cable cylinder 5, the fixed inspection on professional climbing robot 1
Cylinder 2 is surveyed, to prevent from the detection process detecting because the effect of wind-force makes to be subjected to displacement variation between drag-line and detection cylinder 2
The front end of cylinder 2 is equipped with K support member 4, and support member 4 and professional climbing robot 1 make detection cylinder 2 become moveable freely-supported
Beam, the contact stiffness between support member 4 and bridge cable cylinder 5 is adjustable here.No matter the bridge cable cylinder 5 that much wind-force generates
Vibration, all can guarantee detection cylinder 2 and bridge cable cylinder 5 radial displacement be zero, to guarantee the authenticity of measurement data.
Measurement sensor in profile measurer 3 uses photoelectricity profilometry, exactly integrates N number of geodimeter
For band-like ranging, that is, the contour detecting of measured object is completed, without rotating the circumferential section that can measure bridge cable cylinder 5, protected
The high efficiency of measuring speed is demonstrate,proved.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to restrict the invention, all in essence of the invention
Made any modification, equivalent replacement and improvement etc., should be included in protection scope of the present invention within mind and spirit
Within.
Claims (8)
1. a kind of detector of high speed detection bridge cable exterior cross-section shape, including professional climbing robot (1), detection cylinder
(2), profile measurer (3) and support member (4), measurement object are bridge cable cylinder (5), the profession climbing robot (1)
On detected bridge cable cylinder (5), it is characterised in that: detection cylinder (2) is the circle for wrapping bridge cable cylinder (5)
Tubular construction, detection cylinder (2) are located at the top of professional climbing robot (1), are fixedly connected therebetween, and detection cylinder (2) follows
Axial movement of the climbing robot (1) along bridge cable cylinder (5)；The support member (4) is located at the top of detection cylinder (2), uses
In providing support, make to detect the radial displacement zero between cylinder (2) and bridge cable cylinder (5)；Profile measurer (3) installation
In detection cylinder (2), it is located between support member (4) and professional climbing robot (1), for measuring bridge cable cylinder (5)
Circumferential section profile.
2. a kind of detector of high speed detection bridge cable exterior cross-section shape according to claim 1, it is characterised in that:
One end of detection cylinder (2) is fixedly connected with climbing robot (1), central axis pair of the other end around bridge cable cylinder (5)
Claim arrangement at least two support members (4), makes to detect cylinder (2) as removable simply supported beam, for guaranteeing detection cylinder (2) and bridge
Radial displacement between drag-line cylinder (5) is zero.
3. a kind of detector of high speed detection bridge cable exterior cross-section shape according to claim 1, it is characterised in that:
Contact stiffness between the support member (4) and bridge cable cylinder (5) is adjustable.
4. a kind of detector of high speed detection bridge cable exterior cross-section shape according to claim 1, it is characterised in that:
The profile measurer (3) includes several, and each profile measurer (3) is installed in detection cylinder (2), all profile measurements
The excircle configuration of the measurement light all standing bridge cable cylinder (5) of instrument (3).
5. a kind of detector of high speed detection bridge cable exterior cross-section shape according to claim 4, it is characterised in that:
Axis layered arrangement of the profile measurer (3) along detection cylinder (2).
6. a kind of detector of high speed detection bridge cable exterior cross-section shape according to claim 1, it is characterised in that:
The measurement sensor of the profile measurer (3) uses photoelectricity profilometry, can measure bridge cable cylinder without rotation
(5) circumferential section profile.
7. a kind of detector of high speed detection bridge cable exterior cross-section shape according to claim 1, it is characterised in that:
The profile measurer (3) includes double measuring head modes and single head measurement pattern simultaneously.
8. a kind of detector of high speed detection bridge cable exterior cross-section shape according to any one of claim 1 to 7,
It is characterized by: the detection cylinder (2) is co-axially mounted on professional climbing robot (1) using two semi-circular manners with diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910185500.XA CN109764826B (en) | 2019-03-12 | 2019-03-12 | Detector for detecting appearance cross section shape of bridge inhaul cable at high speed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910185500.XA CN109764826B (en) | 2019-03-12 | 2019-03-12 | Detector for detecting appearance cross section shape of bridge inhaul cable at high speed |
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| Publication Number | Publication Date |
|---|---|
| CN109764826A true CN109764826A (en) | 2019-05-17 |
| CN109764826B CN109764826B (en) | 2024-02-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910185500.XA Active CN109764826B (en) | 2019-03-12 | 2019-03-12 | Detector for detecting appearance cross section shape of bridge inhaul cable at high speed |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110295544A (en) * | 2019-07-29 | 2019-10-01 | 武汉冠油科技有限公司 | A kind of rotation detecting bridge cable outer cross section shape is creeped detector |
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|---|---|---|---|---|
| CN201096729Y (en) * | 2007-10-31 | 2008-08-06 | 重庆大学 | Bridge pulling rope surface detection device |
| CN103194967A (en) * | 2013-04-03 | 2013-07-10 | 中铁大桥局集团武汉桥梁科学研究院有限公司 | Detecting system of bridge cable |
| CN103439415A (en) * | 2013-09-09 | 2013-12-11 | 长沙理工大学 | Electromagnetic ultrasonic automatic detection crawler for exposed pipeline |
| CN104153293A (en) * | 2014-04-15 | 2014-11-19 | 宁波职业技术学院 | Cable examination robot |
| CN106930185A (en) * | 2017-03-30 | 2017-07-07 | 同济大学 | A kind of robot creeped for Character of Cable Force of Cable stayed Bridge |
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| US20190022849A1 (en) * | 2017-07-18 | 2019-01-24 | General Electric Company | In situ gap inspection robot system and method |
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| CN209386978U (en) * | 2019-03-12 | 2019-09-13 | 武汉冠油科技有限公司 | A kind of detector of high speed detection bridge cable exterior cross-section shape |
-
2019
- 2019-03-12 CN CN201910185500.XA patent/CN109764826B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201096729Y (en) * | 2007-10-31 | 2008-08-06 | 重庆大学 | Bridge pulling rope surface detection device |
| CN103194967A (en) * | 2013-04-03 | 2013-07-10 | 中铁大桥局集团武汉桥梁科学研究院有限公司 | Detecting system of bridge cable |
| CN103439415A (en) * | 2013-09-09 | 2013-12-11 | 长沙理工大学 | Electromagnetic ultrasonic automatic detection crawler for exposed pipeline |
| CN104153293A (en) * | 2014-04-15 | 2014-11-19 | 宁波职业技术学院 | Cable examination robot |
| CN106930185A (en) * | 2017-03-30 | 2017-07-07 | 同济大学 | A kind of robot creeped for Character of Cable Force of Cable stayed Bridge |
| US20190022849A1 (en) * | 2017-07-18 | 2019-01-24 | General Electric Company | In situ gap inspection robot system and method |
| CN207987730U (en) * | 2017-12-23 | 2018-10-19 | 香港中文大学（深圳） | Climb type detects robot |
| CN109268695A (en) * | 2018-10-26 | 2019-01-25 | 浙江管迈环境科技有限公司 | A kind of pipeline draws inspection equipment |
| CN209386978U (en) * | 2019-03-12 | 2019-09-13 | 武汉冠油科技有限公司 | A kind of detector of high speed detection bridge cable exterior cross-section shape |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110295544A (en) * | 2019-07-29 | 2019-10-01 | 武汉冠油科技有限公司 | A kind of rotation detecting bridge cable outer cross section shape is creeped detector |
| CN110295544B (en) * | 2019-07-29 | 2024-02-06 | 武汉冠油科技有限公司 | Rotary crawling detector for detecting external cross section shape of bridge inhaul cable |
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| CN109764826B (en) | 2024-02-06 |
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