CN208505910U - A kind of photogrammetric monitoring device of Bridge Crack automation - Google Patents
A kind of photogrammetric monitoring device of Bridge Crack automation Download PDFInfo
- Publication number
- CN208505910U CN208505910U CN201820887460.4U CN201820887460U CN208505910U CN 208505910 U CN208505910 U CN 208505910U CN 201820887460 U CN201820887460 U CN 201820887460U CN 208505910 U CN208505910 U CN 208505910U
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- China
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- frame
- photogrammetric
- bridge crack
- lens reflex
- monitoring device
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- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
- Working Measures On Existing Buildindgs (AREA)
Abstract
The utility model is a kind of photogrammetric monitoring device of Bridge Crack automation, the device includes being set to the photography mark in Bridge Crack region referring to frame, it further include having single-lens reflex camera digital camera, the single-lens reflex camera digital camera is used to indicate that the Bridge Crack region referring to frame carries out filming image to comprising photography, the single-lens reflex camera digital camera passes through mobile WIFI equipment and is wirelessly connected laptop or smart phone, image real-time Transmission for will shoot in single-lens reflex camera digital camera carries out the photogrammetric monitoring of automation of Bridge Crack to laptop or smart phone.The utility model can realize the automatic processing and monitoring of Bridge Crack by long-distance photograph measurement method, record the true crack information in scene.
Description
Technical field
The utility model relates to Bridge Cracks to automate photogrammetric monitoring technical field, and in particular to a kind of Bridge Crack
Automate photogrammetric monitoring device.
Background technique
The generation of Bridge Crack normally results in concrete-bridge performance degradation and structural failure.In order to ensure the matter of bridge
Amount is increasingly taken seriously with safety, Bridge Crack Monitoring, it has also become the important component in concrete-bridge health monitoring.
Bridge Crack detection traditional at present based on artificial detection, generally reads bridge crack using steel tape or New Instrument for Crack Width mostly
Length and width, the information such as hand-kept crack location, shape and size.This kind of artificial detection method the degree of automation is low,
Low efficiency, larger workload, dangerous, the influence vulnerable to weather and other external conditions again, it is difficult to record crack information truly,
Measurement result is affected by the subjective factor of observer.
Utility model content
The problems such as in order to solve low the degree of automation present in traditional bridge Crack Detection, inefficient, great work intensity,
The utility model provides a kind of Bridge Crack automation photogrammetric monitoring device.
To realize above-mentioned technical purpose and the technique effect, the utility model is achieved through the following technical solutions:
A kind of photogrammetric monitoring device of Bridge Crack automation, which includes the photography for being set to Bridge Crack region
Mark further includes having single-lens reflex camera digital camera referring to frame, and the single-lens reflex camera digital camera is used for the bridge indicated comprising photography referring to frame
Beam crack area carries out filming image, and the single-lens reflex camera digital camera passes through mobile WIFI equipment and is wirelessly connected laptop or intelligence
Energy mobile phone, the image real-time Transmission for will shoot in single-lens reflex camera digital camera carry out bridge to laptop or smart phone
The photogrammetric monitoring of the automation in crack.
Further, the photography mark is placed in bridge by sponge-type vacuum chuck or retractable support frame referring to frame and splits
Stitch region.
Further, the single-lens reflex camera digital camera is placed on a camera trivets, and according to shooting location and shooting away from
It is set on single-lens reflex camera digital camera from the corresponding camera tight shot of selection.
Further, the hollow bilayer that the photography mark is formed referring to frame for the big plane frame of outer layer and internal layer facet frame
Square frame structure.
Further, it is laid with several circular index points, institute respectively on the big plane frame of the outer layer and internal layer facet frame
It states and is attached between the big plane frame of outer layer and internal layer facet frame by flexible adjuster, and according to practical photogrammetric condition
Flexible adjuster is adjusted, to change the relative position between the big plane frame of outer layer and internal layer facet frame, simplifies field operation photography and surveys
Measure work.
Further, 24 circular index points, the internal layer facet frame are laid on the big plane frame of the outer layer
16 circular index points of upper laying.
The beneficial effects of the utility model are:
The utility model can realize the automatic processing and monitoring of Bridge Crack, record by long-distance photograph measurement method
Live true crack information, and the monitoring device can be convenient and efficiently and safely be applied to complicated site environment, it can
Meet the requirement of general bridge crack engineering monitoring.
Detailed description of the invention
Fig. 1 is the equipments overall structure figure of the utility model；
Fig. 2 is the photography mark of the utility model referring to frame detail structure chart.
Figure label explanation: 1. photography marks are referring to frame, and the big plane frame of 11. outer layers, 12. internal layer facet frames, 13. is round
Index point, 14. sponge-type vacuum chucks, 15. flexible adjusters, 16. mounting sockets, 2. retractable support frames, 3. single-lens reflex camera number phases
Machine, 4. camera tight shots, 5. camera trivets, 6. mobile WIFI equipments, 7. laptops, 8. smart phones.
Specific embodiment
Below with reference to the accompanying drawings and in conjunction with the embodiments, the utility model is described in detail.
Shown in referring to Fig.1, a kind of photogrammetric monitoring device of Bridge Crack automation, the device includes being set to bridge to split
The photography mark in region is stitched referring to frame 1, further includes having single-lens reflex camera digital camera 3, the single-lens reflex camera digital camera 3 is used for comprising photography
Mark carries out filming image referring to the Bridge Crack region of frame 1, and it is wireless that the single-lens reflex camera digital camera 3 passes through mobile WIFI equipment 6
Laptop 7 or smart phone 8 are connected, the image real-time Transmission for will shoot in single-lens reflex camera digital camera 3 to notebook electricity
Brain 7 or smart phone 8 carry out the photogrammetric monitoring of automation of Bridge Crack.
The photography mark is placed in Bridge Crack area by sponge-type vacuum chuck 14 or retractable support frame 2 referring to frame 1
Domain.
The single-lens reflex camera digital camera 3 is placed on a camera trivets 5, and selects phase according to shooting location and shooting distance
The camera tight shot 4 answered is set on single-lens reflex camera digital camera 3.
Referring to shown in Fig. 2, the photography mark is that the big plane frame 11 of outer layer and internal layer facet frame 12 form referring to frame 1
Hollow bilayer square frame structure.
Several circular index points 13 are laid on the big plane frame 11 of the outer layer and internal layer facet frame 12 respectively, it is described outer
It is attached between the big plane frame 11 of layer and internal layer facet frame 12 by flexible adjuster 15, in the present embodiment, outer layer is big
It is additionally provided with mounting socket 16 on plane frame 11 and internal layer facet frame 12, for installing retractable support frame 2, and according to actually taking the photograph
Shadow measuring condition adjusts flexible adjuster 15, to change the opposite position between the big plane frame 11 of outer layer and internal layer facet frame 12
It sets, simplifies the photogrammetric work of field operation.
24 circular index points 13, cloth on the internal layer facet frame 12 are laid on the big plane frame 11 of outer layer
If 16 circular index points 13.
After the acquisition of raw video data and monitoring for completing Bridge Crack using the utility model structure, that is, this can be used
Corresponding software is run on the laptop or smart phone of field routine, carries out single-lens reflex camera number using common line constraint condition
Code 3 self-calibration of camera, completes the distortion rectification to raw video, certainly using well known Wong-Ttrinder dot Locating operator
The dynamic photography mark that is accurately positioned out is based on global excellent referring to the center of circular index points 13 whole in frame 1 using this field
The edge detection algorithm for changing related coefficient accurately extracts edge of crack, calculates the size in crack automatically and establishes crack three-dimensional
Mathematical model, for carrying out subsequent analysis, utility model device, can be high under complicated field condition as preceding working procedure
The true crack information in effect ground record scene, is monitored, and the basis as the analysis of subsequent fractured model, has wide answer
Use prospect.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (6)
1. a kind of Bridge Crack automates photogrammetric monitoring device, which is characterized in that the device includes being set to Bridge Crack
The photography mark in region further includes having single-lens reflex camera digital camera (3) referring to frame (1), the single-lens reflex camera digital camera (3) be used for comprising
Photography mark carries out filming image referring to the Bridge Crack region of frame (1), and the single-lens reflex camera digital camera (3) is set by mobile WIFI
Standby (6) are wirelessly connected laptop (7) or smart phone (8), and the image for will shoot in single-lens reflex camera digital camera (3) is real-time
It is transmitted to laptop (7) or smart phone (8), carries out the photogrammetric monitoring of automation of Bridge Crack.
2. Bridge Crack according to claim 1 automates photogrammetric monitoring device, which is characterized in that the photography mark
Will is placed in Bridge Crack region by sponge-type vacuum chuck (14) or retractable support frame (2) referring to frame (1).
3. Bridge Crack according to claim 2 automates photogrammetric monitoring device, which is characterized in that the single-lens reflex camera number
Code camera (3) is placed on a camera trivets (5), and according to shooting location camera fixed-focus mirror corresponding with shooting distance selection
Head (4) is set on single-lens reflex camera digital camera (3).
4. Bridge Crack according to claim 2 automates photogrammetric monitoring device, which is characterized in that the photography mark
Will is the big plane frame (11) of outer layer and the hollow double-deck square frame structure that internal layer facet frame (12) forms referring to frame (1).
5. Bridge Crack according to claim 4 automates photogrammetric monitoring device, which is characterized in that the outer layer is big
It is laid with respectively several circular index points (13) on plane frame (11) and internal layer facet frame (12), the big plane frame of outer layer
(11) it is attached between internal layer facet frame (12) by flexible adjuster (15), and according to practical photogrammetric condition tune
Flexible adjuster (15) are saved, to change the relative position between the big plane frame (11) of outer layer and internal layer facet frame (12), are simplified
The photogrammetric work of field operation.
6. Bridge Crack according to claim 5 automates photogrammetric monitoring device, which is characterized in that the outer layer is big
It is laid with 24 circular index points (13) on plane frame (11), lays 16 circles on the internal layer facet frame (12)
Index point (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820887460.4U CN208505910U (en) | 2018-06-08 | 2018-06-08 | A kind of photogrammetric monitoring device of Bridge Crack automation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820887460.4U CN208505910U (en) | 2018-06-08 | 2018-06-08 | A kind of photogrammetric monitoring device of Bridge Crack automation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208505910U true CN208505910U (en) | 2019-02-15 |
Family
ID=65288686
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820887460.4U Expired - Fee Related CN208505910U (en) | 2018-06-08 | 2018-06-08 | A kind of photogrammetric monitoring device of Bridge Crack automation |
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| Country | Link |
|---|---|
| CN (1) | CN208505910U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112785905A (en) * | 2021-02-20 | 2021-05-11 | 侯志明 | Oral orthodontic facial image photographic training instrument and training method |
-
2018
- 2018-06-08 CN CN201820887460.4U patent/CN208505910U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112785905A (en) * | 2021-02-20 | 2021-05-11 | 侯志明 | Oral orthodontic facial image photographic training instrument and training method |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190215 Termination date: 20190608 |
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| CF01 | Termination of patent right due to non-payment of annual fee |