CN111255475A - Special-shaped full-face tunneling machine capable of being used for hard rock stratum - Google Patents
Special-shaped full-face tunneling machine capable of being used for hard rock stratum Download PDFInfo
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- CN111255475A CN111255475A CN202010153484.9A CN202010153484A CN111255475A CN 111255475 A CN111255475 A CN 111255475A CN 202010153484 A CN202010153484 A CN 202010153484A CN 111255475 A CN111255475 A CN 111255475A
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- 239000011435 rock Substances 0.000 title claims abstract description 41
- 230000005641 tunneling Effects 0.000 title claims abstract description 9
- 239000002893 slag Substances 0.000 claims abstract description 31
- 238000010079 rubber tapping Methods 0.000 claims abstract description 7
- 239000007921 spray Substances 0.000 claims abstract description 5
- 238000005553 drilling Methods 0.000 claims description 39
- 238000009412 basement excavation Methods 0.000 claims description 18
- 230000007246 mechanism Effects 0.000 claims description 13
- 229910000831 Steel Inorganic materials 0.000 claims description 10
- 239000010959 steel Substances 0.000 claims description 10
- 238000007599 discharging Methods 0.000 claims description 8
- 239000011378 shotcrete Substances 0.000 claims description 8
- 230000013011 mating Effects 0.000 claims 2
- 206010066054 Dysmorphism Diseases 0.000 claims 1
- 241001074085 Scophthalmus aquosus Species 0.000 abstract description 12
- 238000005520 cutting process Methods 0.000 abstract description 6
- 230000008901 benefit Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 17
- 230000015572 biosynthetic process Effects 0.000 description 8
- 238000010276 construction Methods 0.000 description 8
- 238000005755 formation reaction Methods 0.000 description 8
- 238000005422 blasting Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000013049 sediment Substances 0.000 description 3
- 239000002689 soil Substances 0.000 description 3
- 238000005507 spraying Methods 0.000 description 3
- 230000032258 transport Effects 0.000 description 3
- 239000004567 concrete Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
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Classifications
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- 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
- E21D9/10—Making by using boring or cutting machines
- E21D9/11—Making by using boring or cutting machines with a rotary drilling-head cutting simultaneously the whole cross-section, i.e. full-face machines
- E21D9/116—Making by using boring or cutting machines with a rotary drilling-head cutting simultaneously the whole cross-section, i.e. full-face machines by means of non-concentric rotary heads
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/04—Lining with building materials
- E21D11/10—Lining with building materials with concrete cast in situ; Shuttering also lost shutterings, e.g. made of blocks, of metal plates or other equipment adapted therefor
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D11/00—Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
- E21D11/14—Lining predominantly with metal
- E21D11/18—Arch members ; Network made of arch members ; Ring elements; Polygon elements; Polygon elements inside arches
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D20/00—Setting anchoring-bolts
- E21D20/003—Machines for drilling anchor holes and setting anchor bolts
-
- 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
- E21D9/12—Devices for removing or hauling away excavated material or spoil; Working or loading platforms
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Structural Engineering (AREA)
- Architecture (AREA)
- Environmental & Geological Engineering (AREA)
- Civil Engineering (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses a special-shaped full-face tunneling machine for a hard rock stratum, which comprises: the utility model provides a cutting tool, including slotting tool plate, the host computer frame, bore and split the module, slag tapping system and spray anchor supporting system, wherein the slotting tool plate sets up the periphery in the host computer frame, it has a plurality of panes to cut apart in the host computer frame, all set up one in each pane and bore and split the module, be equipped with in the pane and be used for controlling to bore and split the flexible module of host computer that the module stretches out and draws back, this pane formula bores and splits the module and possesses simple structure, safe efficient advantage, it can the multiunit cutting simultaneously to split the module through the brill that adopts in each pane, work efficiency is.
Description
Technical Field
The invention relates to the technical field of engineering mechanical equipment, in particular to a special-shaped full-face tunneling machine capable of being used for a hard rock stratum.
Background
The shield machine is widely applied by the advantages of high automation degree, high construction safety degree, quick construction progress, little pollution, low cost and the like. With the development of shield technology, shield tunnels develop towards complex sections such as large size, special-shaped end faces and the like, so that higher requirements are provided for the adaptability of shield machines.
The construction method of the existing tunnel with the oversized special-shaped section mainly comprises a drilling and blasting method, a step method, a shield method, a box culvert method, a pipe curtain method and the like.
The non-full-section excavation methods such as a drilling and blasting method and a step method have the disadvantages that the working procedure time is too long, surrounding rocks are exposed for a long time, the settlement is difficult to control, the surrounding rocks are greatly influenced during blasting excavation, the construction period is long, and the safety risk is high.
The box culvert method needs to manufacture a reinforced concrete box culvert which is as large as the section of a tunnel in advance on site, then the box culvert is jacked into a soil body by using the oil cylinder, and the box culvert is limited in jacking length due to the limitation of the site and the huge friction between the outer wall and the soil body when the box culvert is jacked.
When the pipe curtain method is used for construction, a plurality of steel pipes are jacked into the soil body through a pipe jacking method at present, the steel pipes are mutually connected and locked by the lock catches, and grouting is carried out at the lock catches, so that the underground pipe curtain is formed, the general construction length is limited, and the process is complex and the efficiency is low.
Therefore, how to provide a special-shaped full-face heading machine for hard rock formations is a technical problem to be solved by those skilled in the art at present.
Disclosure of Invention
In view of the above, the invention aims to provide a special-shaped full-face tunneling machine which can be suitable for construction of special-shaped faces of hard rock strata, and is simple in structure and high in working efficiency.
In order to achieve the purpose, the invention provides the following technical scheme:
a special-shaped full-face heading machine applicable to hard rock formations comprises:
the cutter inserting plate is used for tightly jacking the excavation surface;
the cutter inserting plate is arranged on the periphery of the host rack, and a plurality of panes are divided in the host rack;
the window panes are internally provided with a host expansion module used for controlling the expansion of the drilling and splitting module;
the slag discharging system is used for conveying the rock blocks split by the drilling and splitting module;
and the spray anchor supporting system is used for supporting the excavated tunnel face.
Preferably, the drilling and splitting module comprises a drilling device and a splitting rod, the drilling device is used for drilling holes in an excavation surface at a preset angle, and the splitting rod is used for extending into the holes drilled by the drilling device and splitting the rock blocks.
Preferably, the host computer is flexible to be equipped with vertical slide rail towards one side of excavation face on the module, bore and split the module and pass through horizontal sliding rail connection on the mount pad, the mount pad sliding connection be in on the vertical slide rail.
Preferably, the deslagging system comprises a host deslagging module and a hole continuous deslagging module, wherein the host deslagging module is used for conveying the rock blocks split by the drilling and splitting module to the hole continuous deslagging module.
Preferably, the host deslagging module comprises a slag receiving plate, a host pane transporting device, a transverse slag transporting channel and a slope channel, wherein the rock pieces split by the drilling and splitting module slide down to the host pane transporting device through the slag receiving plate, the host pane transporting device transports the rock pieces to the transverse slag transporting channel, and the transverse slag transporting channel transports the rock pieces to the slope channel and finally falls into the hole to continuously slag the module.
Preferably, the machine further comprises a tightening mechanism, the tightening mechanism is used for tightening the wall of the hole, and a pushing oil cylinder on the tightening mechanism is used for pushing the main machine frame forwards.
Preferably, the supporting module in back still is included, the shotcrete supporting system includes roofbolter and steel bow member erector and shotcrete equipment, the roofbolter with steel bow member erector installs prop up in the mechanism, shotcrete equipment installs in the supporting module in back.
Compared with the prior art, the technical scheme has the following advantages:
the invention provides a special-shaped full-face heading machine for a hard rock stratum, which comprises: the utility model provides a cutting tool, including slotting tool plate, the host computer frame, bore and split the module, slag tapping system and spray anchor supporting system, wherein the slotting tool plate sets up the periphery in the host computer frame, it has a plurality of panes to cut apart in the host computer frame, all set up one in each pane and bore and split the module, be equipped with in the pane and be used for controlling to bore and split the flexible module of host computer that the module stretches out and draws back, this pane formula bores and splits the module and possesses simple structure, safe efficient advantage, it can the multiunit cutting simultaneously to split the module through the brill that adopts in each pane, work efficiency is.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic front view of a special-shaped full-face heading machine for a hard rock formation according to an embodiment of the present invention;
FIG. 2 is a schematic side view of a special-shaped full-face heading machine for hard rock formation according to an embodiment of the present invention;
fig. 3 is a schematic working flow diagram of a special-shaped full-face heading machine for a hard rock formation according to an embodiment of the present invention.
The reference numbers are as follows:
1 is for boring and splitting the module, 2 is the host computer frame, 3 is the cutting board, 4 are stretching mechanism, 5 are steel bow member erector, 6 is roofbolter, 7 is the shotcrete equipment, 8 are the supporting module in back, 21 is for connecing the slag plate, 22 is host computer pane conveyer, 23 is horizontal fortune sediment passageway, 24 is the slope passageway, 25 is the continuous slag discharging equipment in the hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 and fig. 2, fig. 1 is a schematic structural diagram of a special-shaped full-face heading machine for a hard rock formation according to an embodiment of the present invention; fig. 2 is a schematic side view of a special-shaped full-face heading machine for hard rock formation according to an embodiment of the present invention.
The embodiment of the invention provides a special-shaped full-face heading machine for a hard rock stratum, which comprises: the slotting tool plate 3, the host machine frame 2, the drilling and splitting module 1, the slag discharging system and the spray anchor supporting system, wherein the slotting tool plate 3 is arranged at the periphery of the host machine frame 2, the section shape of the host machine frame 2 is consistent with the section of a tunnel, a plurality of panes are divided in the host machine frame 2, one drilling and splitting module 1 is arranged in each pane, a host machine telescopic module for controlling the drilling and splitting module 1 to stretch is arranged in each pane, a vertical slide rail is arranged on one side of the host machine telescopic module, which faces to an excavation surface, the drilling and splitting module 1 is connected on a mounting seat through a transverse slide rail, the mounting seat is connected on the vertical slide rail in a sliding manner, the drilling and splitting module 1 can meet the movement of six degrees of freedom, namely up, down, front, back, left and right, and further ensure the working range of the drilling and splitting module 1, the pane type drilling and splitting module 1 has, the drilling and splitting module 1 comprises a drilling device and splitting rods, the drilling device is used for drilling holes in an excavation surface at a preset angle, the splitting rods are used for extending into the holes drilled by the drilling device and expanding and splitting rock blocks, the drilling and splitting module 1 in each window pane can be used for simultaneously cutting multiple units, and the working efficiency is high; the in-hole continuous slag discharging equipment can preferably adopt a large-gradient continuous belt conveyor or a corrugated flange belt conveyor, wherein the main machine slag discharging module comprises a slag receiving plate 21, a main machine pane transporting device 22, a transverse slag conveying channel 23 and a slope channel 24, and the main machine pane transporting device 22 preferably adopts a belt conveyor, a slag scraper and a chain plate conveyor; in addition, still be fixed with on the host computer frame 2 and prop tight mechanism 4, in addition, still include back supporting module 8, the anchor spraying support system includes roofbolter 6 and steel bow member erector 5 and shotcrete equipment 7, and roofbolter 6 and steel bow member erector 5 install on propping tight mechanism 4, and shotcrete equipment 7 installs on back supporting module 8, and back supporting module 8 still can carry on electrically. A hydraulic apparatus.
Referring to fig. 3, fig. 3 is a schematic diagram of a working process of a special-shaped full-face tunneling machine for a hard rock formation according to an embodiment of the present invention. The construction method of the heading machine during specific work comprises the following steps:
the method comprises the following steps: and the slotting tool plate is in advance support, the top slotting tool plate 3 extends out to tightly support the excavation face, the effect of advance support is achieved, and when excavation is prevented, stones on the top of the excavation face are disturbed to collapse and damage the drilling and splitting module 1.
Step two: the brill splits module excavation, according to the number of piles of 2 horizontal platforms of host computer frame, for making brill split process working face form face the blank face, whole section can be excavated in step, designs the working face for the echelonment, and the module 1 is split to the brill of the superiors stretches out the distance longest promptly, and the module 1 is split to the brill stretches out the distance top-down and descends in proper order. To brill split module 1 in the single pane, after treating excavation rock piece edge through drilling equipment drilling, put into the hole that bores with the splitting stick and split, because the transport capacity of rock piece is limited, a pane will be excavated in order through a set of brill split module 1, after accomplishing pane first rock piece excavation splitting, brill split module 1 sideslip, then excavate the second rock piece, after pane upper portion rock piece excavation, brill split module 1 moves down and continues excavation work.
Step three: the piece transportation, brill splits module 1 and falls into slag discharging system after splitting the piece, carries away the piece through slag discharging system, specifically brill splits the piece of rock that module 1 splits and falls to host computer pane conveyer 22 by connecing slag plate 21 landing, and host computer pane conveyer 22 carries the piece of rock to horizontal fortune sediment passageway 23, and horizontal fortune sediment passageway 23 carries the piece of rock to slope passageway 24 again, falls into the continuous module 25 of slagging tap in the hole at last.
Step four: the host machine is stepped, the supporting mechanism 4 supports the wall of the hole, the pushing cylinder on the supporting mechanism 4 pushes the host machine frame 2 forward, after a certain distance is pushed, the supporting mechanism 4 retracts, and the pushing cylinder retracts to finish stepping;
step five: and (3) primary lining, drilling an anchor rod by using an anchor rod drilling machine 6, connecting a steel arch on the anchor rod through a steel arch assembling machine 5, and spraying concrete on the tunnel surface through a concrete spraying device 7 to finish primary lining.
Step six: and repeating the first step to the fifth step until the tunnel is completely communicated.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The special-shaped full-face tunneling machine for the hard rock stratum provided by the invention is described in detail above. The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.
Claims (7)
1. The utility model provides a can be used to full section entry driving machine of dysmorphism in hard rock stratum which characterized in that includes:
the cutter inserting plate is used for tightly jacking the excavation surface;
the cutter inserting plate is arranged on the periphery of the host rack, and a plurality of panes are divided in the host rack;
the window panes are internally provided with a host expansion module used for controlling the expansion of the drilling and splitting module;
the slag discharging system is used for conveying the rock blocks split by the drilling and splitting module;
and the spray anchor supporting system is used for supporting the excavated tunnel face.
2. The special-shaped full-face heading machine according to claim 1, wherein the drilling and splitting module comprises a drilling device and a splitting rod, the drilling device is used for drilling holes in an excavation face at a preset angle, and the splitting rod is used for extending into the holes drilled by the drilling device and splitting rock blocks.
3. The special-shaped full-face heading machine according to claim 1, wherein a vertical slide rail is arranged on one side of the main machine telescopic module facing the excavation face, the drilling and splitting module is connected to a mounting seat through a transverse slide rail, and the mounting seat is slidably connected to the vertical slide rail.
4. The special-shaped full-face tunneling machine according to claim 1, wherein the slag tapping system comprises a host slag tapping module and an in-hole continuous slag tapping module, and the host slag tapping module is used for conveying the rock pieces split by the drilling and splitting module to the in-hole continuous slag tapping module.
5. The special-shaped full-face tunneling machine according to claim 4, wherein the host deslagging module comprises a slag receiving plate, a host window transportation device, a transverse slag conveying channel and a slope channel, the rock blocks split by the drilling and splitting module slide down to the host window transportation device through the slag receiving plate, the host window transportation device conveys the rock blocks to the transverse slag conveying channel, the transverse slag conveying channel conveys the rock blocks to the slope channel, and finally the rock blocks fall into the hole for continuous deslagging module.
6. The profiled full-face heading machine according to any one of claims 1 to 5 further comprising a bracing mechanism for bracing the wall of the hole, a thrust cylinder on the bracing mechanism for propelling the main frame forward.
7. The special-shaped full-face heading machine according to claim 6, further comprising a rear mating module, wherein the shotcrete support system comprises a jumbolter and a steel arch erector, which are mounted on the tightening mechanism, and a shotcrete device, which is mounted on the rear mating module.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010153484.9A CN111255475A (en) | 2020-03-06 | 2020-03-06 | Special-shaped full-face tunneling machine capable of being used for hard rock stratum |
| CN202011011344.4A CN111927482B (en) | 2020-03-06 | 2020-09-23 | Special-shaped full-face tunneling machine capable of being used for hard rock stratum |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010153484.9A CN111255475A (en) | 2020-03-06 | 2020-03-06 | Special-shaped full-face tunneling machine capable of being used for hard rock stratum |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111255475A true CN111255475A (en) | 2020-06-09 |
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| CN202010153484.9A Pending CN111255475A (en) | 2020-03-06 | 2020-03-06 | Special-shaped full-face tunneling machine capable of being used for hard rock stratum |
| CN202011011344.4A Active CN111927482B (en) | 2020-03-06 | 2020-09-23 | Special-shaped full-face tunneling machine capable of being used for hard rock stratum |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011011344.4A Active CN111927482B (en) | 2020-03-06 | 2020-09-23 | Special-shaped full-face tunneling machine capable of being used for hard rock stratum |
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| CN (2) | CN111255475A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111441786A (en) * | 2020-06-15 | 2020-07-24 | 中国铁建重工集团股份有限公司 | Be applied to entry driving machine in special-shaped section tunnel |
| CN111963192A (en) * | 2020-08-31 | 2020-11-20 | 中铁工程装备集团有限公司 | Novel TBM and construction method thereof |
| CN112761658A (en) * | 2021-01-15 | 2021-05-07 | 中国矿业大学 | Hard rock roadway tunneling process and multi-equipment cooperative control method |
| CN114320393A (en) * | 2022-01-05 | 2022-04-12 | 中铁工程装备集团有限公司 | Supporting structure, tunneling system and tunneling method |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112983449B (en) * | 2021-04-19 | 2022-06-07 | 中国铁建重工集团股份有限公司 | Cutter head, full-face hard rock tunneling machine based on drilling and blasting construction and rock breaking method |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4123031A1 (en) * | 1991-07-12 | 1993-01-14 | Westfalia Becorit Ind Tech | Shield drive for mining machine - has pair of excavator arms fixed to cutting head with which heaped material is cleared away from pivot range of arms and fed to loader |
| JP4394271B2 (en) * | 2000-12-14 | 2010-01-06 | 財団法人下水道新技術推進機構 | Shield machine and excavation method |
| CN104314574B (en) * | 2014-10-13 | 2017-01-18 | 福州市规划设计研究院 | Hard rock tunnel non-blasting digging blocking method and construction method |
| CN205936603U (en) * | 2016-08-16 | 2017-02-08 | 陈林 | Brill splits combined tunnel boring machine |
| CN107355230B (en) * | 2017-08-25 | 2024-01-12 | 湖南今朝钢结构有限公司 | Gantry drilling and tunneling trolley |
-
2020
- 2020-03-06 CN CN202010153484.9A patent/CN111255475A/en active Pending
- 2020-09-23 CN CN202011011344.4A patent/CN111927482B/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111441786A (en) * | 2020-06-15 | 2020-07-24 | 中国铁建重工集团股份有限公司 | Be applied to entry driving machine in special-shaped section tunnel |
| CN111963192A (en) * | 2020-08-31 | 2020-11-20 | 中铁工程装备集团有限公司 | Novel TBM and construction method thereof |
| CN111963192B (en) * | 2020-08-31 | 2022-04-12 | 中铁工程装备集团有限公司 | Novel TBM and construction method thereof |
| CN112761658A (en) * | 2021-01-15 | 2021-05-07 | 中国矿业大学 | Hard rock roadway tunneling process and multi-equipment cooperative control method |
| CN112761658B (en) * | 2021-01-15 | 2022-07-08 | 中国矿业大学 | Hard rock roadway tunneling process and multi-equipment cooperative control method |
| CN114320393A (en) * | 2022-01-05 | 2022-04-12 | 中铁工程装备集团有限公司 | Supporting structure, tunneling system and tunneling method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111927482A (en) | 2020-11-13 |
| CN111927482B (en) | 2022-06-07 |
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Application publication date: 20200609 |