CN206772607U - Semi automatic multiple angle shoots formula tunnel inner wall Defect inspection test carriage - Google Patents
Semi automatic multiple angle shoots formula tunnel inner wall Defect inspection test carriage Download PDFInfo
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- CN206772607U CN206772607U CN201720347289.3U CN201720347289U CN206772607U CN 206772607 U CN206772607 U CN 206772607U CN 201720347289 U CN201720347289 U CN 201720347289U CN 206772607 U CN206772607 U CN 206772607U
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- index plate
- shooting
- defect inspection
- tunnel inner
- tunnel
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Abstract
The utility model discloses a kind of Semi automatic multiple angle to shoot formula tunnel inner wall Defect inspection test carriage, and the shot detection for tunnel model inwall samples, and carrying plate face is vertical shooting support；Shooting support has vertical rod, and index plate is nested with vertical rod by connecting frame and can slided up and down along it；Index plate sets pin-and-hole by according to the central angle for being actually needed setting；Shooting tripod head, which is inserted by central minor axis thereon in the mesopore of index plate, realizes coupling for shooting tripod head and index plate, and the mesopore pin joint being used for pin-and-hole with index plate is provided with shooting tripod head.The line scan camera being arranged on shooting tripod head, for the high-precision tunnel inner wall imaging of big visual field.The utility model reduce tunnel inner wall Defect inspection working strength and may caused by potential safety hazard, detection full-automation is realized in the tunnel in, improves benefit.
Description
Technical field
The utility model belongs to constructing tunnel and the detection device of maintenance, detection and tunnel in particular for constructing tunnel
Build up the detection device of the maintenance phase disease of rear inwall.
Background technology
China greatly develops communication at present, because mountain region is numerous, a chain of undulating hills, is building highway, railway etc.
During usually need consideration to build tunnel.Mountain tunnel generally use composite lining structure, preliminary bracing typically by steelframe,
One or several kinds in bar-mat reinforcement, pneumatically placed concrete, anchor pole combine.When needing to detect tunnel inner wall disease incidence, due to
Mostly manual operation, generally require to take considerable time.
Manually when tunnel defect is detected, easy produced problem mainly has：
First, working environment is almost a piece of dark, and testing staff can only be investigated by lighting apparatus such as flashlights, and
Prolonged work easily causes eye fatigue, thus easily causes under-enumeration and false drop.
2nd, workload, operating efficiency be not high per capita for unit interval, the more detection numbers of unit area needs and unit.
3rd, potential safety hazard is big.Sometimes the detection in tunnel is carried out in the case of train is open to traffic, to the peace of testing staff
Constitute a threat to entirely.
4th, for tunnel vault, so apart from ground, higher place is not easy the place with the naked eye examined, manually
Detection just seems unable to do what one wants very much to do.
5th, the mark of tunnel inner wall disease mainly by manpower, in Tunnel discovery, complete on drawing immediately by sketch, easily
Error is produced, and different time testing result is difficult to compare analysis and finds the development of disease.Analyzed more than
Understand, there is presently no a kind of good solution.It is proposed to this end that
A kind of scheme (hereinafter referred to as " detection dolly ") of " multi-angle tunnel inner wall detects dolly ".
Utility model content
In view of deficiency, the utility model above of prior art are intended to reduce the artificial work of tunnel inner wall Defect inspection as far as possible
Measure, detected also for big, long tunnel is reduced to potential safety hazard caused by testing staff's possibility；And in possible technical conditions
Under realize and detect full-automatic in tunnel, shorten working hours, increase the benefit.
Technical scheme is used by the utility model：
A kind of Semi automatic multiple angle shoots formula tunnel inner wall Defect inspection test carriage, currently used for tunnel model inwall
Shot detection samples.Carrying plate face is placed on self-driven mobile platform, and carrying plate face is vertical shooting support；Support is shot with vertical
Bar, index plate are nested with vertical rod by connecting frame and can slided up and down along it；Index plate presses 45 degree of interval (can be according to actual need
Adjusting) central angle is provided with pin-and-hole；Shooting tripod head is inserted by central minor axis thereon realizes shooting in the mesopore of index plate
Head couples with index plate, and the mesopore pin joint being used for pin-and-hole with index plate is provided with shooting tripod head.
Further, the height clamping mechanism of locking index plate is provided with the shooting support.
Further, the self-driven mobile platform can use line traffic control mode to complete driving movement in orbit.Self-powered
Dynamic mobile platform includes battery, a controllable type driving wheel and three driven pulleys；Angular encoder is provided with driven pulley rotating shaft.
Using the utility model Semi automatic multiple angle shoot formula tunnel inner wall Defect inspection dolly, will production equipment (such as
Line scanning device) it is fixed on shooting tripod head, the height of shooting tripod head is adjusted by height clamping mechanism, shoots and is set on support
There is the height clamping mechanism of locking index plate, height clamping machine is formed in this embodiment by the cooperation pin joint in hole and hole
Structure.Select different central angles to set different shooting visual angles by index plate, passed through with stay bolt on index plate on the center of circle
The neck of symmetrical two hole fixed cameras, reach the purpose of " multi-angle " shooting.Self-driven mobile platform is manipulated along detection rail
Road patrols away, can facilitate, clearly obtain tunnel-liner image, so that the later stage synthesizes complete tunnel-liner figure, automatic identification and
Tunnel-liner crackle is analyzed, the image information that line scan camera is obtained is by a network cable transmission to computer, so as to realize
The real-time Transmission of image, it is derived from realizing and full-automation is detected in tunnel, greatly reduce the work of tunnel inner wall Defect inspection
Intensity, reduce big, long tunnel and detect to potential safety hazard caused by testing staff's possibility, shorten the working time, improve benefit.
Actual photographed can be with 45 ° (can use a variety of different sets) for a basic corner, multi-angle according to being actually needed
Tunnel internal space is shot, to reach the purpose that full inwall can be shot.Self-driven mobile platform is using conventional electricity
Machine drive train mechanism is achieved, and power considers No. 1 battery supply, and moving forward and backward for dolly is controlled using Digiplex
.
Resulting advantage and good effect have：
(1) semi-automatic mode of operation, is easier tunnel inner wall Defect inspection.
(2) using high-frequency camera multi-angle to tunnel internal shooting and records photographing result, beneficial to verification and school repeatedly
To disease, also tunnel internal can intactly be detected.
(3) detection time is saved, improves operating efficiency.
(4) image capturing angle, direction etc. can be combined, is corrected by later image, is realized and disease is accurately positioned.
Brief description of the drawings
Fig. 1 is the stereogram of the utility model detection dolly.
Fig. 2 is the structure chart of shooting holder combination.
Fig. 3 is shooting tripod head structure chart.
Fig. 4 is index plate structure chart.
Fig. 5 is Fig. 4 index plate another side views.
Fig. 6 is the part drawing of shooting rack rod.
Fig. 7 is shooting support coupling member figure.
Embodiment
Embodiment one
It can be seen that, Semi automatic multiple angle shooting formula tunnel inner wall Defect inspection test carriage, use at present with reference to Fig. 1 and Fig. 2
Sampled in the shot detection of tunnel model inwall.Carrying plate face 200 is placed on self-driven mobile platform 100, carries plate face 200
It is vertical to have shooting support；Shooting support has vertical rod 310, and index plate 320 is nested with vertical rod 310 by connecting frame 321 and can edge
It is slided up and down；Index plate 320 is provided with pin-and-hole 322 by the 45 degree of central angles in interval.It can be seen that, shoot with reference to Fig. 3, Fig. 4 and Fig. 5
Head 330, which is inserted by central minor axis 331 thereon in the mesopore 323 of index plate, realizes coupling for shooting tripod head and index plate.
There is the hole at 8 deciles, 360 ° of angles on index plate 320, passed through with stay bolt in nested plates on the symmetrical stationary phase of hole 332 in the center of circle
The neck of machine, and camera can be controlled with 45 ° for a basic corner manually, multi-angle is clapped tunnel internal space
Take the photograph, to reach the purpose that full inwall can be shot.Fig. 7 can be seen that the structure of coupling member 340, and vertical rod 310 is by coupling structure
Part 340 is stood in carrying plate face 200.There is interval 40mm bolt hole on coupling member, can manually adjust and carry out control line
The vertical distance of scanning camera 500, to reach stable support, the purpose clearly shot.The camera 500 carried is that line scans phase
Machine, line scan camera have a structure of general camera, and with dynamic range is big, high resolution, that speed is fast, cost is low is only
Special advantage, the digital image that a width is complete, infinitely extends can be obtained by line scan camera, to meet that big visual field is high-precision
It is required that the later stage is by the complete tunnel-liner surface development of the available width of algorithm synthesis.
Self-driven mobile platform 100 is with the self-driven mobile platform of angular encoder, including battery, a controllable type driving wheel
With three driven pulleys, angular encoder is provided with its driven pulley rotating shaft.The specific method to set up of angular encoder in the present embodiment
Be encoder is not installed with dolly motor wheel it is coaxially connected, motor rotate driving dolly advance, drive established angle coding
The vehicle wheel rotation of device, now angular encoder is also by synchronous rotary, and encoder can produce pulse signal while rotation, and encoder is defeated
Go out end with the GPIO interface of camera back to be connected, triggering camera work.
The operation principle of whole system is：Detection dolly is driven by motor, is moved ahead in orbit, drive and angular encoder
Binding not by motor-driven vehicle wheel rotation, will also drive the rotation of angular encoder.Angular encoder often rotates to an angle, will
Produce a signal pulse.Because angular encoder is connected with line scan camera, signal pulse is adopted line scan camera is triggered
Collect single pixel the wide line scan image, the image will be transmitted to computer picture output equipment end.In terminal, by continuous arteries and veins
The single pixel the wide line scan image for rushing triggering collection merges, that is, forms by-pass scanning two dimensional image.In tunnel model
In, the line scan image of continuous acquisition, which will merge, forms line scanning Defect inspection figure completing, can embodying whole piece length of tunnel
Picture.
The line scan image obtained in image acquisition process, its lateral resolution are determined by camera itself, to be expected
For image procossing two dimensional image, camera needs that relative motion occurs with tunnel-liner surface, therefore high-resolution line is swept
Retouch camera to be arranged on detection dolly, by its motion of dolly band.The camera speed of service and camera are taken pictures frequency in line scan camera
It is synchronously critically important, solves this problem using rotary encoder, encoder is co-axially mounted with wheel, is moved together with dolly
Encoder can constantly produce pulse signal in motion process, and this pulse signal transmission is controlled to camera for camera exposure, this
Sample is achieved that camera speed is synchronous with frequency acquisition.Camera output signal is transferred to by calculator memory by a netting twine
Or video memory, the image scene for enabling a computer to photograph camera handle, store and show in real time.Later stage passes through digitized map
The processing of picture and image rectification, orthogonal projection image is generated, and matched and spliced, so as to obtain the complete tunnel of a width
Lining cutting figure, the crackle and other diseases of tunnel inner wall can be identified by different algorithms.
Claims (4)
1. a kind of Semi automatic multiple angle shoots formula tunnel inner wall Defect inspection test carriage, it is characterised in that carrying plate face (200)
It is placed on self-driven mobile platform (100), carrying plate face (200) is vertical shooting support；Shooting support has vertical rod (310), point
Degree plate (320) is nested with vertical rod (310) and can slided up and down along it by connecting frame (321)；Index plate (320) is by equal intervals
Central angle set pin-and-hole (322)；Shooting tripod head (330) inserts the mesopore of index plate by central minor axis (331) thereon
(323) coupling for shooting tripod head and index plate is realized in, be provided with shooting tripod head with pin-and-hole (322) be used for in index plate
Hole (323) pin joint.
2. Semi automatic multiple angle according to claim 1 shoots formula tunnel inner wall Defect inspection test carriage, its feature exists
In described to shoot the height clamping mechanism that locking index plate is provided with support.
3. Semi automatic multiple angle according to claim 1 shoots formula tunnel inner wall Defect inspection test carriage, its feature exists
In the self-driven mobile platform (100) completes driving movement in orbit using line traffic control mode.
4. Semi automatic multiple angle according to claim 1 shoots formula tunnel inner wall Defect inspection test carriage, its feature exists
In the self-driven mobile platform (100) includes battery, a controllable type driving wheel and three driven pulleys；In driven pulley rotating shaft
It is provided with angular encoder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720347289.3U CN206772607U (en) | 2017-04-05 | 2017-04-05 | Semi automatic multiple angle shoots formula tunnel inner wall Defect inspection test carriage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720347289.3U CN206772607U (en) | 2017-04-05 | 2017-04-05 | Semi automatic multiple angle shoots formula tunnel inner wall Defect inspection test carriage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206772607U true CN206772607U (en) | 2017-12-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201720347289.3U Expired - Fee Related CN206772607U (en) | 2017-04-05 | 2017-04-05 | Semi automatic multiple angle shoots formula tunnel inner wall Defect inspection test carriage |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106885706A (en) * | 2017-04-05 | 2017-06-23 | 西南交通大学 | Semi automatic multiple angle shoots formula tunnel inner wall Defect inspection test carriage |
| CN108674429A (en) * | 2018-07-19 | 2018-10-19 | 广东嘉铭智能科技有限公司 | A kind of tunnel inspection car |
| CN111599202A (en) * | 2020-05-27 | 2020-08-28 | 四川邮电职业技术学院 | Vehicle-mounted communication terminal and vehicle-mounted communication system |
-
2017
- 2017-04-05 CN CN201720347289.3U patent/CN206772607U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106885706A (en) * | 2017-04-05 | 2017-06-23 | 西南交通大学 | Semi automatic multiple angle shoots formula tunnel inner wall Defect inspection test carriage |
| CN108674429A (en) * | 2018-07-19 | 2018-10-19 | 广东嘉铭智能科技有限公司 | A kind of tunnel inspection car |
| CN111599202A (en) * | 2020-05-27 | 2020-08-28 | 四川邮电职业技术学院 | Vehicle-mounted communication terminal and vehicle-mounted communication system |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171219 Termination date: 20200405 |
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| CF01 | Termination of patent right due to non-payment of annual fee |