CN208456606U - A kind of new pattern laser broken rock mode TBM - Google Patents
A kind of new pattern laser broken rock mode TBM Download PDFInfo
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- CN208456606U CN208456606U CN201820770829.3U CN201820770829U CN208456606U CN 208456606 U CN208456606 U CN 208456606U CN 201820770829 U CN201820770829 U CN 201820770829U CN 208456606 U CN208456606 U CN 208456606U
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- tbm
- cutterhead
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Abstract
The utility model discloses a kind of new pattern laser broken rock mode TBM, including cutter head and laser system, laser system includes laser generator, optical fiber cable, optical splitter and laser head, laser head is uniformly mounted on TBM cutterhead according to certain rule, corresponding laser hole is arranged on cutterhead, during TBM work, laser head sending laser beam is radiated on rock by corresponding laser hole generates hot spot, rock absorbs laser heat and the broken Automatic-falling of heat occurs, then fragmented rock is collected using cutterhead upper blade enter slag agitator, the utility model can reduce constructing tunnel difficulty, save construction cost, disturbance of the mechanical excavation to stratum is reduced using laser irradiation broken rock simultaneously, improve working security.
Description
Technical field
The utility model belongs to constructing tunnel equipment technical field, is related to a kind of new pattern laser broken rock mode TBM.
Background technique
Due to TBM (tunnel boring machine, rock tunnel(ling) machine) drivage efficiency height, and safety is much high
It is excavated in drilling and blasting method, so more and more mountain tunnels are constructed using TBM.When encountering high-intensitive rock, as granite,
Marble etc., TBM drivage efficiency are decreased obviously, and cutter consumption is fast, and construction cost increases.How the broken rock effect of TBM is effectively improved
Rate is one of the key technology of TBM research.
In coming 10 years, about 20,000 kilometers of all kinds of tunnel piercing mileages, can be mentioned effectively by hard rock TBM device requirement about 600
The drivage efficiency of these high TBM equipment, the energy-saving and environmental protection of generation, economic benefit are by highly significant.Conventional TBM is in deeper formation
High rigidity rock construction aspect encounters certain difficulty, therefore, finds an energy conservation, safe and efficient rock breaking method is to grind at present
A hot spot in studying carefully.
Summary of the invention
To solve the above-mentioned problems, the utility model provides a kind of new pattern laser broken rock mode TBM, is adapted to deeper formation
The geology such as high rigidity rock, improve efficiency of breaking rock and construction efficiency while promotion small to ground disturbance in digging process
Working security.
The technical solution of the utility model is achieved in that
A kind of new pattern laser broken rock mode TBM comprising cutter head and laser system, laser system include optical fiber cable
At least one high power laser light generator matched with the TBM, in tunneling process, laser generator generates to swash TBM
Light, laser are transmitted to laser head by optical fiber cable, form hot spot, rock by corresponding laser hole directive rock by laser head
It absorbs hot spot high energy heat and forms hot be crushed.
Preferably, a certain number of laser heads are uniformly carried on cutterhead according to certain rule, and corresponding arrangement is corresponding sharp
Unthreaded hole, laser head issue laser and pass through laser hole directive rock.
Preferably, laser output optical head is corresponded on the cutterhead has optical window, and the optical window is in knife
The position connected on disk has scheduled angle, makes laser that can be irradiated to rock surface nearby in predetermined angular.
Preferably, the laser system includes laser generator, optical fiber cable, optical splitter, laser head and temperature sensing
Device, the laser that laser generator generates are transmitted by the optical fiber cable, and after optical splitter beam splitting, each Shu Jiguang is respectively by corresponding
Optical fiber cable output, each output optical fibre optical cable be connected to one described in laser head, laser issues from laser head and from knife
Corresponding laser hole projects on disk, and it is broken that rock absorbs the heated generation heat of laser.
During the work time, the laser that laser generator generates passes through the utility model kind new pattern laser broken rock mode TBM
The optical fiber cable transmission, in one case, the laser beam of more laser generators passes through corresponding optical fiber cable respectively
It is transmitted to institute predetermined position, and is penetrated as required by laser head in driving layer surface.Rock absorbs hot spot high energy heat and heat occurs
Then broken Automatic-falling collects fragmented rock using cutterhead upper blade and enters slag agitator.In another case, a laser
Laser caused by generator can be divided by optical splitter (such as fiber optic splitter), the corresponding optical fiber cable of the light beam separated and phase
The laser head output answered；Laser head sending laser beam is radiated on rock by laser hole corresponding on cutterhead generates light
Spot, rock absorb hot spot high energy heat and the broken Automatic-falling of heat occur, then using cutterhead upper blade collect fragmented rock into
Enter slag agitator.
The broken and cracking of rock can be assisted by additional mechanical force in this heating process.This mechanical force includes pressure
Power, vibration force, lateral force, temperature stress etc..
The utility model new pattern laser broken rock mode TBM includes cutter head and laser system, is established rules on cutterhead according to one
Rule uniformly carries a certain number of laser heads, and the corresponding corresponding laser hole of arrangement, laser head issue laser and penetrated by laser hole
To rock；Laser system includes laser generator, optical fiber cable, optical splitter, laser head and temperature sensor, and laser generator produces
Raw laser is transmitted by the optical fiber cable, and in optical splitter, light beam is divided into multi beam and is inputted transmission fiber light respectively
Cable, every output optical fibre optical cable be connected to one described in laser head, laser from laser head issue and from cutterhead it is corresponding swash
Unthreaded hole projects, and it is broken that rock absorbs the heated generation heat of laser.
In order to meet the relationship of laser irradiation angle and working efficiency, cutterhead, which is equipped with, corresponds to laser output optical head
With optical window, the position that the optical window is connected on cutterhead has scheduled angle, makes laser from output optics
Head can be irradiated to site of action rock surface nearby in predetermined angular after projecting, guarantee the peak efficiency of driving.
The utility model is characterized in that:
The laser that laser generator generates is by respectively enteing corresponding optical fiber cable, each optical fiber after being divided in the optical splitter
Optical cable be connected to one described in laser head, laser is issued from laser head and corresponding laser hole projects from cutterhead, shape
At laser action region, Tests on Hot Cracking is generated, driving purpose is reached.Additional mechanical force may make that this is practical new if necessary
The efficiency of breaking rock of type is higher.
For existing TBM, the utility model can greatly improve constructing tunnel effect in the way of laser rock fragmenting
Rate and construction quality, while the utility model is not provided with hobboing cutter on cutterhead, no replacement is required hobboing cutter save manpower, not only drop
Low construction cost and difficulty of construction, but also the safety of the construction improved.
Detailed description of the invention
It, below will be to embodiment or the prior art in order to illustrate more clearly of embodiment or technical solution in the prior art
Attached drawing needed in description, which is done, briefly to be introduced, it is therefore apparent that the accompanying drawings in the following description is only the utility model
Some embodiments for those of ordinary skill in the art without creative efforts, can also basis
These attached drawings obtain other accompanying drawings.
Fig. 1 is the structural schematic diagram of the utility model embodiment.
Fig. 2 is the structural schematic diagram of cutter head in the utility model embodiment.
In figure: 1 being laser head, 2 be laser hole, 3 be optical fiber cable, 4 be spectroscope, 5 be laser generator.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clear, complete description, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole realities
Apply example.Based on the embodiments of the present invention, those of ordinary skill in the art institute under that premise of not paying creative labor
The every other embodiment obtained, fall within the protection scope of the utility model.
As depicted in figs. 1 and 2, a kind of new pattern laser broken rock mode TBM of the utility model comprising cutter head and swash
Photosystem uniformly carries a certain number of laser heads 1 on cutterhead according to certain rule, and it is corresponding arrange corresponding laser hole 2, swash
Shaven head 1 issues laser and passes through 2 directive rock of laser hole；Laser system includes laser generator 5, optical fiber cable 3,4 and of optical splitter
Laser head 1, the laser that laser generator 5 generates are transmitted by the optical fiber cable 3, and in optical splitter, light beam is divided into multi beam
And inputted transmission fiber optical cable respectively, every output optical fibre optical cable be connected to one described in laser head 1, laser is from laser head
1 sending and the corresponding injection of laser hole 2 from cutterhead, rock absorption laser is heated to generate hot be crushed.
The workflow of the utility model is as follows:
During TBM work, the laser that laser generator 5 generates is transmitted by the optical fiber cable 3, in optical splitter
In 4, light beam is divided into multi beam, respectively by optical fiber cable export, every optical fiber cable be connected to one described in laser head, swash
1 sending laser beam of shaven head is radiated on rock by corresponding laser hole 2 on cutterhead generates hot spot, and it is high that rock absorbs hot spot
There is the broken Automatic-falling of heat in energy heat, then collects fragmented rock using cutterhead upper blade and enters slag agitator.
The utility model can greatly improve constructing tunnel efficiency and construction quality, while this in the way of laser rock fragmenting
Utility model is not provided with hobboing cutter on cutterhead, no replacement is required hobboing cutter, saves manpower, not only reduces construction cost and construction is difficult
Degree, and it is smaller to ground disturbance in the construction process, improve the safety of construction.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection scope in.
Claims (4)
1. a kind of new pattern laser broken rock mode TBM, it is characterised in that: including cutter head and laser system, laser system includes
Optical fiber cable and at least one high power laser light generator matched with the TBM, in tunneling process, laser occurs TBM
Device generates laser, and laser is transmitted to laser head by optical fiber cable, is formed by laser head by corresponding laser hole directive rock
Hot spot, rock absorb hot spot high energy heat and form hot be crushed.
2. new pattern laser broken rock mode TBM according to claim 1, it is characterised in that: equal according to certain rule on cutterhead
It is even to carry a certain number of laser heads, and the corresponding corresponding laser hole of arrangement, laser head issue laser and pass through laser hole directive rock
Stone.
3. new pattern laser broken rock mode TBM according to claim 1, it is characterised in that: corresponded on the cutterhead sharp
Shaven head has optical window, and the position that the optical window is connected on cutterhead has scheduled angle, makes laser can be according to
Scheduled angular illumination is to neighbouring rock surface.
4. new pattern laser broken rock mode TBM according to claim 1 or 2 or 3, it is characterised in that: the laser system
Including laser generator, optical fiber cable, optical splitter, laser head and temperature sensor, the laser that laser generator generates passes through institute
Optical fiber cable transmission is stated, after optical splitter beam splitting, each Shu Jiguang is exported by corresponding optical fiber cable respectively, each output optical fibre optical cable point
Laser head described in not being connected to one, laser is issued from laser head and corresponding laser hole projects from cutterhead, and rock absorbs
The heated heat that generates of laser is crushed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820770829.3U CN208456606U (en) | 2018-05-23 | 2018-05-23 | A kind of new pattern laser broken rock mode TBM |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820770829.3U CN208456606U (en) | 2018-05-23 | 2018-05-23 | A kind of new pattern laser broken rock mode TBM |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208456606U true CN208456606U (en) | 2019-02-01 |
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ID=65148830
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820770829.3U Active CN208456606U (en) | 2018-05-23 | 2018-05-23 | A kind of new pattern laser broken rock mode TBM |
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| Country | Link |
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| CN (1) | CN208456606U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110529135A (en) * | 2018-05-23 | 2019-12-03 | 中铁高新工业股份有限公司 | A kind of new pattern laser broken rock mode TBM |
| CN112096409A (en) * | 2020-08-13 | 2020-12-18 | 中国地质大学（武汉） | Full-section laser tunneling process method with laser curvilinear motion |
| CN113202494A (en) * | 2021-04-30 | 2021-08-03 | 山东建筑大学 | Tunnel full-section hot-melting rock breaking device and method |
-
2018
- 2018-05-23 CN CN201820770829.3U patent/CN208456606U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110529135A (en) * | 2018-05-23 | 2019-12-03 | 中铁高新工业股份有限公司 | A kind of new pattern laser broken rock mode TBM |
| CN112096409A (en) * | 2020-08-13 | 2020-12-18 | 中国地质大学（武汉） | Full-section laser tunneling process method with laser curvilinear motion |
| CN113202494A (en) * | 2021-04-30 | 2021-08-03 | 山东建筑大学 | Tunnel full-section hot-melting rock breaking device and method |
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