CN110187401A - Double-shielded TBM tunnel tunnel face Three-dimensional Rock image forming apparatus - Google Patents
Double-shielded TBM tunnel tunnel face Three-dimensional Rock image forming apparatus Download PDFInfo
- Publication number
- CN110187401A CN110187401A CN201910535900.9A CN201910535900A CN110187401A CN 110187401 A CN110187401 A CN 110187401A CN 201910535900 A CN201910535900 A CN 201910535900A CN 110187401 A CN110187401 A CN 110187401A
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- cutterhead
- face
- tunnel
- cabin
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- 239000011435 rock Substances 0.000 title claims abstract description 46
- 238000000034 method Methods 0.000 claims abstract description 15
- 238000002347 injection Methods 0.000 claims abstract description 11
- 239000007924 injection Substances 0.000 claims abstract description 11
- 238000003384 imaging method Methods 0.000 claims abstract description 9
- 238000004458 analytical method Methods 0.000 claims abstract description 5
- 238000011161 development Methods 0.000 claims abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 3
- 239000003086 colorant Substances 0.000 claims description 9
- 239000006260 foam Substances 0.000 claims description 8
- 239000007921 spray Substances 0.000 claims description 8
- 239000000049 pigment Substances 0.000 claims description 7
- 238000001816 cooling Methods 0.000 claims description 6
- 238000012545 processing Methods 0.000 claims description 5
- 208000005189 Embolism Diseases 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 claims description 4
- 238000004891 communication Methods 0.000 claims description 3
- 238000013461 design Methods 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 7
- 238000005259 measurement Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 4
- 239000000428 dust Substances 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000003973 paint Substances 0.000 description 2
- 230000005641 tunneling Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000010191 image analysis Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/003—Arrangement of measuring or indicating devices for use during driving of tunnels, e.g. for guiding machines
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V8/00—Prospecting or detecting by optical means
- G01V8/02—Prospecting
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Geophysics (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
Abstract
Disclosed by the invention is a kind of double-shielded TBM tunnel tunnel face Three-dimensional Rock image forming apparatus of geological record technical field, including target system, photographic system and the control system being mounted on cutterhead, the target system includes can be to the injector of injection target in front of cutterhead, the photographic system includes multiple cameras, tunnel tunnel face is completely covered in multiple cameras after the picture splicing with cutterhead rotation shooting, the control system is used to control the shooting action of injector injection target and camera.The device obtains a series of photos for covering entire face rock mass by taking pictures in non-driving period rotating cutter-head, using image split processing software and target placement information is combined to synthesize the face panorama 3-dimensional image model under engineering coordinate system, imaging process is safely and conveniently quick, can provide basic achievement and analysis foundation for the measurement of the information such as later period rock mass lithologic character, joint construction, the identification of underground water development characteristics and corresponding occurrence, length, area.
Description
Technical field
The present invention relates to geological record technical field more particularly to a kind of double-shielded TBM tunnel tunnel face Three-dimensional Rock shadows
As imaging device and imaging method.
Background technique
Currently, double-shielded TBM tunnel construction technology in practical projects using more and more extensive.But in double shields
By the blocking of cutterhead and shield body in TBM work progress, face rock mass is difficult to carry out complete observation, is also construction time geological record
Work belt greatly perplexs.If the full-view image data of face can be obtained, so that it may help geomatics engineer to area
The geological condition in face is got information about comprehensively, and by later period geological analysis interpretation work be further formed geological record at
Fruit.
Now, for the mode of double-shielded TBM construction face photography, there are two approach.
First method is taken pictures by the hole at position each on cutterhead, and the defect of this method is through knife
The rock mass that hole on disk can see is very limited, and observable rock mass area, which only accounts for about, excavates the percent of the face gross area
One, and aperture position is more dispersed.Therefore, the ground of face can not be accurately understood based on fragmentary and dispersion rock mass information
Matter condition, crack of such as growing up may be merely capable of seeing its part or cause to omit to short and small crack.
Second method is that staff enters between cutterhead and face from the population on cutterhead and takes pictures, this side
The defect of method is between cutterhead and face that gap is very narrow, and shooting angle is limited when taking pictures to face rock mass is difficult to obtain
Positive full-view image is taken, also pole is not easy to person works and escape.Moreover, because front of tunnel heading rock mass is in non-supporting
State, there are major safety risks.Meanwhile being influenced by cutterhead heat dissipation and dust of constructing, working environment is also very severe.
Summary of the invention
It is to be solved by this invention to overcome existing double-shielded TBM construction face camera style above shortcomings
Technical problem is: provide a kind of safe operation and can complete display presentation face panorama 3-dimensional image model double shields
TBM tunnel tunnel face Three-dimensional Rock image forming apparatus and imaging method.
The technical solution adopted by the present invention to solve the technical problems is:
Double-shielded TBM tunnel tunnel face Three-dimensional Rock image forming apparatus, including be mounted on cutterhead target system, shine
Phase system and control system, the target system includes can be to the injector of injection target in front of cutterhead, the photographic system packet
A plurality of lenses are included towards the camera in front of cutterhead, multiple cameras are completely covered tunnel after the picture splicing with cutterhead rotation shooting and slap
Sub- face, the control system are used to control the shooting action of injector injection target and camera.
Further, the injector of the target system is pigment injector or laser emitter, the pigment injection
The waterproof paint of the sprayable different colours of device, laser emitter can emit the light of different colours.
Further, the injector and camera be arranged at cutterhead it is same radially, multiple cameras are in cutterhead
Uniform intervals are arranged on radius or diameter length.
Further, the cutterhead, which is equipped with the equipment parallel with cutter axis, places cabin, the injector and camera
It is arranged at equipment to place in cabin, the control system is located at the rear of cutterhead, control system and injector and camera telecommunications connects
It connects.
It is fixed in equipment placement cabin, is setting further, the injector and camera pass through styling foam bed course
It is equipped with hatch door at the standby front openings for placing cabin, the opening and closing of the hatch door is also controlled by control system.
Further, the equipment for placing camera places in cabin and is additionally provided with phase cabin and sliding rail, the sizing
Foam carpet is filled between camera and phase cabin, and the phase cabin can be slided along sliding rail, is equipped with push rod in the rear end of phase cabin,
The push rod can be bolted on equipment and place in cabin, be equipped with dust-proof bolt in the tail portion exit that the equipment places cabin
Plug.
Further, the control system includes equipment protection case, reservoir, charge power supply are equipped in equipment protection case
And control switch, reservoir is used to store the photo of camera shooting, and exports port equipped with data, and the charge power supply passes through electricity
Source line is that camera and injector are powered, and the control switch controls camera, injector and hatch door by telecom communication and works.
The method being imaged using double-shielded TBM tunnel tunnel face Three-dimensional Rock image forming apparatus, including following step
It is rapid:
A, according to the specific cutterhead digging diameter of double-shielded TBM, to guarantee that camera can be to face rock mass according to certain weight
Folded rate carries out all standing and takes pictures as foundation, selects suitable camera and determines camera quantity, lays spacing and quantity of taking pictures；
B, in conjunction with cutter head structure in cutterhead design and production, based on not destroying cutterhead overall structure and intensity in principle
Making apparatus places cabin, arranges circuit box and equipment protection case at cutterhead rear, and carry out installation connection to each equipment；
C, in tunnel excavating process, at any moment for needing to take pictures to face rock mass, stop driving first, after
Then withdrawing disk carries out multiple spray cooling dedusting to face using development machine in-house facility；
D, after the cooling dedusting work of cutterhead front, interval angles of taking pictures are calculated according to determining quantity of taking pictures, really
Determine just to take pictures when the every rotation corresponding interval angle of cutterhead after start position, until cutterhead rotation is turned around, meanwhile, when target sprays
The mark of different colours is sprayed when emitter rotates to upper and lower, left and right position respectively；
E, photo data is exported using computer equipment after taking pictures, and cutterhead location information is combined to carry out image analysis
The 3-dimensional image of processing formation face rock mass.
Further, selecting the fixed-focus camera of low power focal length when selecting camera, estimated according to A=(L ° of S)/f every
The shooting area of a camera, so that it is determined that camera quantity, laying spacing, quantity of taking pictures, in formula: A- shoots area, L- camera mirror
Head is at a distance from face rock mass, S- camera sensitive film side length, f- camera focus.
Further, determine camera quantity, lay spacing, quantity of taking pictures and take pictures interval angles when according to adjacent phase
The photo-overlap rate of machine shooting and same camera set the photo-overlap rate that position is shot in two neighboring bat and are not less than 30%
It is calculated.
The beneficial effects of the present invention are: the device installs phase on the basis of not destroying cutterhead overall structure and intensity in advance
The photographic devices such as machine take pictures acquisition with certain Duplication in non-driving period rotating cutter-head and cover entire face rock
The a series of photos of body, and photo control point is referred to by positioning target device setting, it is marked using image split processing software and combination
Target position information synthesizes the face panorama 3-dimensional image model under engineering coordinate system, and imaging process is safely and conveniently quick, energy
For the information such as later period rock mass lithologic character, joint construction, the identification of underground water development characteristics and corresponding occurrence, length, area
Measurement basic achievement and analysis foundation are provided.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention.
Fig. 2 is camera model structural schematic diagram of the present invention.
Fig. 3 is camera model main view of the present invention.
Fig. 4 is control system architecture schematic diagram of the present invention.
Label is 1- cutterhead, 2- injector, 3- camera, 4- styling foam bed course, 5- equipment protection case, 6- storage in figure
Device, 7- charge power supply, 8- control switch, 9- computer equipment, 11- equipment place cabin, 12- hatch door, the dust-proof embolism of 13-, 31- camera
Cabin, 32- sliding rail, 33- push rod, 34- bolt, 35- photographing switch automatic trigger, 61- data export port.
Specific embodiment
The following further describes the present invention with reference to the drawings.
As shown in Figure 1, double-shielded TBM tunnel tunnel face Three-dimensional Rock image forming apparatus of the invention, including be mounted on
Target system, photographic system and control system on cutterhead, the target system includes can be to the spray of injection target in front of cutterhead 1
Emitter 2, the photographic system include camera 3 of a plurality of lenses towards 1 front of cutterhead, and multiple cameras 3 are with the rotation shooting of cutterhead 1
Tunnel tunnel face is completely covered after picture splicing, the control system is used to control the bat that injector 2 sprays target and camera 3
Perturbation is made.
Wherein, the effect of target system is to carry out figure in order to which target is arranged on rock mass surface for the production of later period 3-dimensional image
As providing orientation reference and photo control point coordinate information when processing.Generally require be arranged in upper and lower, left and right four direction it is different
Target is distinguished, and therefore, the injector 2 of the target system can use pigment injector or laser emitter, pigment injection
The waterproof paint of the sprayable different colours of device, and laser emitter can emit the light of different colours, to play offer target
Effect.Control system can be used the mode powered on and work to control injector.
The camera function to face rock mass is mainly realized in the effect of photographic system.Due in TBM constructing tunnel process
In, the distance for retreating cutterhead must not be too far away, and be limited by focal length, and single camera 3 can not all shoot entire face rock mass clearly
Chu can just obtain the complete of face rock mass so handling again photo after can only repeatedly being shot using multiple cameras 3
Looks.Control system can be realized when controlling camera 3 and taking pictures by photographing switch automatic trigger 35.
In order to reach preferable shooting effect, and it is convenient for subsequent image procossing, reasonable Arrangement injector 2 and each camera
3 position is the crucial step of a comparison, the application using: injector 2 and camera 3 are arranged at the same of cutterhead 1
One radially, and multiple cameras 3 uniform intervals on the radius or diameter length of cutterhead 1 are arranged.Injector 2 can be arranged in the diameter
Upward any position is more advantageous to positioning it is preferred that the outermost end of cutterhead 1 is arranged in.If camera is evenly arranged on half path length
On degree, cutterhead 1, which need to rotate 360 °, could complete all standing shooting；If be arranged on diameter length, 3 quantity of camera will increase one
Times, but cutterhead 1 need to rotate 180 ° and shooting can be completed, and the factors such as considering cost are preferably just only placed at radius length
It is upper.
In specifically installation injector 2 and camera 3, the equipment peace parallel with cutter axis is first opened up on the cutterhead 1
Cabin 11 is put, or borrows original gap on cutterhead 1, the injector 2 and the setting of camera 3 are then placed into cabin in equipment again
In 11, and control system may be provided at the rear of cutterhead 1, and control system is connect with injector 2 and camera 3 by telecommunications, wired
Wirelessly.
Since TBM is in tunneling process, the vibration of 1 position of cutterhead is larger, and dust is more, in order to guarantee the stabilization of equipment placement
Property, the injector 2 and camera 3 are fixed on equipment by styling foam bed course 4 and place in cabin 11, and place cabin 11 in equipment
Front openings at be equipped with hatch door 12, the opening and closing of the hatch door 12 also controls by control system.The hatch door in normal tunneling process
12 close, and open 12, cabin when needing to take pictures again, and taking pictures finishes hatch door 12 and be automatically closed again, to place in cabin 11 to equipment
Equipment is protected.
Injector 2 and camera 3 are only fixed by styling foam bed course 4, stability is possible or inadequate, especially camera
3 position will lead to focal length disunity if there is loose shift, and subsequent photo processing goes wrong.So further changing
Into as shown in Figure 2 and Figure 3, placed in cabin 11 in the equipment for placing camera 3 and be additionally provided with phase cabin 31 and sliding rail 32, institute
It states styling foam bed course 4 to be filled between camera 3 and phase cabin 31, the phase cabin 31 can be slided along sliding rail 32, in phase cabin
31 rear end is equipped with push rod 33, and the push rod 33 can be fixed on equipment by bolt 34 and be placed in cabin 11, places in the equipment
The tail portion exit in cabin 11 is equipped with dust-proof embolism 13.Specific installation process is: equipment, which places cabin 11, first will be disposed through knife
Then the through-hole of disk 1 is placed in equipment and installs sliding rail 32 in cabin 11, corresponding construction is arranged outside phase cabin 31 can be along cunning
32 Stable sliding of rail, because cutterhead 1 is thicker, needs move phase cabin 31 by push rod 33, finally, camera 3 is fixed
Into phase cabin 31, phase cabin 31 is pushed into equipment placing storehouse 11 from 1 rear end of cutterhead, after reaching predetermined position, then by push rod 33
Equipment is fixed to by bolt 34 to place on cabin 11, and the fixation of camera 1 can be completed.Dust-proof embolism 13 is set primarily to keeping away
Exempt from dust and enters 1 rear portion of cutterhead from the gap of phase cabin 31 and sliding rail 32.
Control system is also the crucial component of comparison, and the control system includes equipment protection case 5, as shown in figure 4,
Reservoir 6, charge power supply 7 and control switch 8 are equipped in equipment protection case 5, reservoir 6 is used to store the photo of the shooting of camera 3,
And port 61 is exported equipped with data, the charge power supply 7 is that camera 3 and injector 2 are powered by power supply line, the control switch
8, which control camera 3, injector 2 and hatch door 12 by telecom communication, works.
The method being imaged using the present apparatus, is mainly comprised the steps that
A, according to the specific cutterhead digging diameter of double-shielded TBM, to guarantee that camera 3 can be to face rock mass according to certain weight
Folded rate carries out all standing and takes pictures as foundation, selects suitable camera and determines camera quantity, lays spacing and quantity of taking pictures；
B, in conjunction with cutter head structure in cutterhead design and production, based on the principle for not destroying cutterhead 1 overall structure and intensity
Upper making apparatus places cabin 11, arranges circuit box and equipment protection case 5 at 1 rear of cutterhead, and carry out installation connection to each equipment；
C, in tunnel excavating process, at any moment for needing to take pictures to face rock mass, stop driving first, after
Withdrawing disk 1, backway are typically no less than 1m, then carry out multiple spray cooling to face using development machine in-house facility and remove
Dirt；
D, it in front of the cutterhead 1 after cooling dedusting work, is taken pictures interval angles according to determining quantity calculating of taking pictures, really
Determine just to take pictures when 1 every rotation corresponding interval angle of cutterhead after start position, until the rotation of cutterhead 1 is turned around, meanwhile, work as injection
The mark of different colours is sprayed when device 2 rotates to upper and lower, left and right position respectively；
E, photo data is exported using computer equipment 9 after taking pictures, and cutterhead location information is combined to carry out image point
Analyse the 3-dimensional image that processing forms face rock mass.
When selecting camera 3, the fixed-focus camera of low power focal length is selected, estimates each camera according to A=(L × S)/f
Area is shot, so that it is determined that camera quantity, laying spacing, quantity of taking pictures, in formula: A- shoots area, L- camera lens and area
The distance of face rock mass, S- camera sensitive film side length, f- camera focus.
Further, determine 3 quantity of camera, lay spacing, quantity of taking pictures and take pictures interval angles when according to adjacent phase
The photo-overlap rate of machine shooting and same camera set the photo-overlap rate that position is shot in two neighboring bat and are not less than 30%
It is calculated.
The imaging of tunnel tunnel face Three-dimensional Rock is carried out using the present apparatus, has the advantage that information is comprehensive, which can be with
The overall image of face rock mass is obtained, while high resolution also can analyze details, the information of acquisition is comprehensive, abundant, complete
It is whole；Convenient, the camera apparatus which installs photograph in advance is taken pictures, rapid and convenient；Safety, all working exist
Cutterhead rear carries out, and does not have to enter cutterhead front and cutterhead internal work, highly-safe.
Claims (10)
1. double-shielded TBM tunnel tunnel face Three-dimensional Rock image forming apparatus, it is characterized in that: including being mounted on cutterhead (1)
Target system, photographic system and control system, the target system includes can be to the injector of injection target in front of cutterhead (1)
(2), the photographic system includes a plurality of lenses towards the camera (3) in front of cutterhead (1), and multiple cameras (3) rotate with cutterhead (1)
Be completely covered tunnel tunnel face after the picture splicing of shooting, the control system for control injector (2) injection target and
The shooting action of camera (3).
2. double-shielded TBM tunnel tunnel face Three-dimensional Rock image forming apparatus as described in claim 1, it is characterized in that: described
The injector (2) of target system is pigment injector or laser emitter, and the sprayable different colours of pigment injector are prevented
Water pigment, laser emitter can emit the light of different colours.
3. double-shielded TBM tunnel tunnel face Three-dimensional Rock image forming apparatus as described in claim 1, it is characterized in that: described
Injector (2) and camera (3) be arranged at cutterhead (1) it is same radially, multiple cameras (3) are in the radius of cutterhead (1) or straight
Uniform intervals are arranged in electrical path length.
4. double-shielded TBM tunnel tunnel face Three-dimensional Rock image forming apparatus as claimed in claim 1,2 or 3, it is characterized in that:
The cutterhead (1) is equipped with the equipment parallel with cutter axis and places cabin (11), and the injector (2) and camera (3) are respectively provided with
It is placed in cabin (11) in equipment, the control system is located at the rear of cutterhead (1), control system and injector (2) and camera (3)
Telecommunications connection.
5. double-shielded TBM tunnel tunnel face Three-dimensional Rock image forming apparatus as claimed in claim 4, it is characterized in that: described
Injector (2) and camera (3) are fixed on equipment by styling foam bed course (4) and place in cabin (11), place cabin in equipment
(11) hatch door (12) are equipped at front openings, the opening and closing of the hatch door (12) is also controlled by control system.
6. double-shielded TBM tunnel tunnel face Three-dimensional Rock image forming apparatus as claimed in claim 5, it is characterized in that: described
Equipment for placing camera (3), which is placed in cabin (11), is additionally provided with phase cabin (31) and sliding rail (32), the styling foam bed course
(4) it is filled between camera (3) and phase cabin (31), the phase cabin (31) can be slided along sliding rail (32), in phase cabin (31)
Rear end be equipped with push rod (33), the push rod (33) can be fixed on by bolt (34) equipment place cabin (11) in, set described
The standby tail portion exit for placing cabin (11) is equipped with dust-proof embolism (13).
7. double-shielded TBM tunnel tunnel face Three-dimensional Rock image forming apparatus as claimed in claim 4, it is characterized in that: described
Control system includes equipment protection case (5), is equipped with reservoir (6), charge power supply (7) and control switch in equipment protection case (5)
(8), reservoir (6) is used to store the photo of camera (3) shooting, and equipped with data export port (61), the charge power supply (7)
By power supply line be camera (3) and injector (2) is powered, and the control switch (8) passes through telecom communication control camera (3), spray
Emitter (2) and hatch door (12) work.
8. the imaging method of double-shielded TBM tunnel tunnel face Three-dimensional Rock image forming apparatus as claimed in claim 7, special
Sign is, comprising the following steps:
A, according to the specific cutterhead digging diameter of double-shielded TBM, to guarantee that camera (3) can be to face rock mass according to certain overlapping
Rate carries out all standing and takes pictures as foundation, selects suitable camera and determines camera quantity, lays spacing and quantity of taking pictures；
B, in conjunction with cutter head structure in the design and production of cutterhead (1), based on the original for not destroying cutterhead (1) overall structure and intensity
Then upper making apparatus places cabin (11), arranges circuit box and equipment protection case (5) at cutterhead (1) rear, and carry out to each equipment
Installation connection；
C, in tunnel excavating process, at any moment for needing to take pictures to face rock mass, stop driving, rear withdrawing first
Disk (1) then carries out multiple spray cooling dedusting to face using development machine in-house facility；
D, after the cooling dedusting work of cutterhead front, interval angles of taking pictures is calculated according to determining quantity of taking pictures, are determined
Point is just taken pictures when postponing the every rotation corresponding interval angle of cutterhead (1), and until cutterhead (1), rotation is turned around, meanwhile, work as injection
Device (2) sprays the mark of different colours respectively when rotating to upper and lower, left and right position；
E, photo data is exported using computer equipment (9) after taking pictures, and cutterhead (1) location information is combined to carry out image point
Analyse the 3-dimensional image that processing forms face rock mass.
9. the imaging method of double-shielded TBM tunnel tunnel face Three-dimensional Rock image forming apparatus as claimed in claim 8, special
Sign is: when selecting camera (3), selecting the fixed-focus camera of low power focal length, the bat of each camera is estimated according to A=(L ° of S)/f
Area is taken the photograph, so that it is determined that camera quantity, laying spacing, quantity of taking pictures, in formula: A- shoots area, L- camera lens and face
The distance of rock mass, S- camera sensitive film side length, f- camera focus.
10. the imaging method of double-shielded TBM tunnel tunnel face Three-dimensional Rock image forming apparatus as claimed in claim 9,
Be characterized in: determine camera (3) quantity, lay spacing, quantity of taking pictures and take pictures interval angles when according to adjacent cameras shooting
Photo-overlap rate and same camera are not less than 30% in the photo-overlap rate that two neighboring bat sets position shooting and are calculated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910535900.9A CN110187401B (en) | 2019-06-20 | 2019-06-20 | Double-shield TBM tunnel face rock mass three-dimensional image imaging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910535900.9A CN110187401B (en) | 2019-06-20 | 2019-06-20 | Double-shield TBM tunnel face rock mass three-dimensional image imaging device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110187401A true CN110187401A (en) | 2019-08-30 |
| CN110187401B CN110187401B (en) | 2023-12-01 |
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ID=67722563
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| CN201910535900.9A Active CN110187401B (en) | 2019-06-20 | 2019-06-20 | Double-shield TBM tunnel face rock mass three-dimensional image imaging device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111444358A (en) * | 2020-03-24 | 2020-07-24 | 北京大学深圳研究生院 | Method for intelligent warehouse management |
| CN113269865A (en) * | 2021-04-07 | 2021-08-17 | 西南交通大学 | Intelligent identification method for tunnel face groundwater outlet characteristics and groundwater state grading method |
| WO2022128532A1 (en) * | 2020-12-14 | 2022-06-23 | Herrenknecht Aktiengesellschaft | Device and method for driving a tunnel |
| CN115375859A (en) * | 2022-08-01 | 2022-11-22 | 长江三峡勘测研究院有限公司（武汉） | TBM tunnel surrounding rock three-dimensional image acquisition method and device |
| WO2024104640A1 (en) * | 2022-11-17 | 2024-05-23 | Herrenknecht Aktiengesellschaft | Tunnel boring machine |
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