WO2018101791A1 - Appareil de renforcement d'excavation de sol mou pour tunnel de roche de tunnelier amélioré - Google Patents
Appareil de renforcement d'excavation de sol mou pour tunnel de roche de tunnelier amélioré Download PDFInfo
- Publication number
- WO2018101791A1 WO2018101791A1 PCT/KR2017/014011 KR2017014011W WO2018101791A1 WO 2018101791 A1 WO2018101791 A1 WO 2018101791A1 KR 2017014011 W KR2017014011 W KR 2017014011W WO 2018101791 A1 WO2018101791 A1 WO 2018101791A1
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- WO
- WIPO (PCT)
- Prior art keywords
- reinforcement
- segment
- plate
- gripper
- rock
- Prior art date
Links
- 230000002787 reinforcement Effects 0.000 title claims abstract description 96
- 239000011435 rock Substances 0.000 title claims abstract description 96
- 238000009412 basement excavation Methods 0.000 title claims abstract description 52
- 238000005553 drilling Methods 0.000 claims abstract description 14
- 238000000034 method Methods 0.000 claims description 27
- 239000000523 sample Substances 0.000 claims description 18
- 230000003014 reinforcing effect Effects 0.000 claims description 12
- 238000010276 construction Methods 0.000 description 11
- 238000010586 diagram Methods 0.000 description 11
- 229910000831 Steel Inorganic materials 0.000 description 8
- 239000010959 steel Substances 0.000 description 8
- 239000004567 concrete Substances 0.000 description 4
- 239000011378 shotcrete Substances 0.000 description 3
- 238000007796 conventional method Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000004570 mortar (masonry) Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000005641 tunneling Effects 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000013022 venting Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Images
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
- E21D9/06—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining
- E21D9/0607—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining the shield being provided with devices for lining the tunnel, e.g. shuttering
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- 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
- E21D11/15—Plate linings; Laggings, i.e. linings designed for holding back formation material or for transmitting the load to main supporting members
-
- 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
- E21D11/40—Devices or apparatus specially adapted for handling or placing units of linings or supporting units for tunnels or galleries
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D13/00—Large underground chambers; Methods or apparatus for making them
Definitions
- the present invention relates to a soft ground excavation reinforcement device in an improved TBM rock tunnel, and more particularly, to reach the soft ground in the process of excavating the rock using a tunnel boring machine equipped with a cutter head in front.
- the present invention relates to an improved rock tunnel soft ground excavation reinforcing device which is made to reinforce the soft ground by steel segments.
- the drilling method for excavating the tunnel is the conventional steel support method (ASSM), the latest method is NATM (New Austrian Tunneling Method), TBM (Tunnel Boring Machine method) or shield tunnel (Shield Tunnel) method have.
- ASSM steel support method
- NATM New Austrian Tunneling Method
- TBM Tunnel Boring Machine method
- shield tunnel Shid Tunnel
- the ASSM method which is a conventional method, is a method that supports rock that is settled by ground relaxation by using wood, steel arch support, and concrete lining as a main complement.
- NATM method adopts rock mechanics concept that uses the surrounding rock itself, which constitutes the tunnel, as a support body and uses shotcrete or rock bolt as an auxiliary support body. Its wide cross-section makes it a cost effective method under general conditions.
- TBM method is a mechanical excavation method that mainly excavates rock by crushing or cutting the rock tunnel from shear tunnel to shear surface tunnel excavator, and uses the surrounding rock itself as a support body to form a dynamically stable circular structure with shotcrete or rock bolt. The same support can be greatly reduced.
- the shield tunnel method pushes a sturdy steel cylindrical excavator, called shield, into the ground, advances it, and excavates it while preventing the collapse of the ground of the tip. It is a construction method that excavates a tunnel while constructing (segment) and repeating the construction of the front end and the rear PC segment venting.
- the tunnel method is selectively applied depending on the location of construction site, geology, ground shape, surrounding environment, construction period, and the like.
- Reinforcement of the existing soft ground is performed by stopping the excavation device in operation and then reinforcing the soft ground by performing the conventional rock bolt, steel beam, shotcrete, wet-polling, grouting work to secure the safety of the soft ground.
- Excavator is restarted after implementation.
- the structure that advances the cutter head on the front side draws the gripper, adheres to the tunnel wall, fixes the body of the excavation device, and then advances the cutter head using the hydraulic cylinder.
- the gripper when the gripper is in close contact with the tunnel wall surface of the soft ground to fix the excavation device, the soft ground collapses as it is and collapses as a result of the contact pressure.
- a lining segment for the tunnel which is registered Patent No. 10-0964205, which is assembled with each other to return to the inner wall surface of the tunnel, the skin plate for supporting the inner wall portion of the tunnel, adjacent to the skin plate
- Fastening means for fastening the skin plates of different lining segments to each other, a sealing member for hermetically sealing the fastening portions of the lining segments, and formed on the skin plate to fill concrete between the skin plate and the inner wall of the tunnel.
- the fastening means is a first fastening formed at both ends of the skin plate so that both ends of adjacent skin plates can be screwed together along the circumferential direction of the tunnel. Plates and adjacent skinplates along the length of the tunnel The second fastening plates are formed on both side portions of the skin plate so as to screw both sides of each other.
- the present invention is provided with a gripper and the hydraulic cylinder to advance the cutter head by using the TBM to excavate the rock tunnel to make the reinforcement work on the soft ground quickly and to ensure the safety of the operator to the head jacket rear half Its purpose is to provide a soft ground excavation reinforcement device in an improved TBM rock tunnel to prevent slipping between grippers and segments.
- the excavating body having a rotary cutter head for drilling and drilling the rock rock by rotation and a forward moving portion for advancing the rotary cutter head;
- a gripper body provided on an outer surface of the forward moving part of the excavator and in close contact with the excavated rock surface to support the excavator when the excavator moves forward;
- a reinforcement provided between the rotary cutter head of the excavator and the gripper body to reinforce the fault fracture section during rock drilling;
- a reinforcement body comprising a segment constructed in the fault fracture section by the reinforcement body, wherein the reinforcement body comprises: a reinforcement housing part having an outer surface of a forward moving part of the excavator and having a bearing part;
- a reinforcement rotating part connected to the reinforcement housing part and the support frame part and positioned at a circumference of the reinforcement housing part and provided with an interlocking gear along an inner circumferential surface thereof;
- a reinforcement rotating motor having a drive gear meshed with the interlocking
- the segment may include: an upper surface plate through which the plurality of first fastening holes pass; A bottom plate having a plurality of second fastening holes therethrough; A seat plate having a plurality of third fastening holes therethrough; A right surface plate having a plurality of fourth fastening holes therethrough;
- the upper and lower plates, the lower plate and the right plate are connected to each other to be positioned at the front side and provided with fastening grooves respectively corresponding to the first fastening hole, the second fastening hole, the third fastening hole and the fourth fastening hole.
- a front panel A rear plate located at a rear side by connecting the upper plate and the lower plate, the left plate and the right plate;
- the gripper body may include: a gripper body housing having an outer surface of the forward moving part and having a gripper cylinder; A forward and backward operation part connected to the gripper cylinder and forward and backward from the gripper body housing by an operation of the gripper cylinder; It is provided with a gripper connected to the forward and backward operation part.
- the gripper surface is further provided with a non-slip pad portion for improving adhesion to the rock surface drilled and drilled by the cutter head or the segment constructed in the fault fracture section.
- the reinforcement is further provided with a probe drill and the mounting body to mount the probe drill for the advanced boring for the fault fracture section of the rock tunnel to be excavated.
- the probe drill mounting body is connected to the reinforcing body rotating portion;
- a second bracket bracket connected to the reinforcement housing;
- a first holder cylinder connected to the second holder bracket;
- a stationary housing having a first hinge bracket hinged to the first bracket bracket and hinged to the first holder cylinder connected to the second bracket bracket and having a drill mounting portion; It is provided with a drill driving unit for rotating the probe drill mounted on the drill mounting portion.
- the present invention not only facilitates rock tunnel excavation work by the TBM (Tunnel Boring Machine method), which is advanced by close support by grippers, so as to support the fault fracture section by the segment when excavating underground rock tunnels.
- TBM Torl Boring Machine method
- the construction of rock tunnel excavation using TBM not only shortens the construction period due to fault fracture zones, but also reduces construction costs and prevents worker accidents.
- Figure 1 is a block diagram showing a soft ground excavation reinforcement device in the inventor improved TBM rock tunnel.
- Figure 2 is a partially omitted perspective view showing a soft ground excavation reinforcement device in the inventor improved TBM rock tunnel.
- Figure 3 is a perspective view showing the main components of the soft ground excavation reinforcement device in the inventor improved TBM rock tunnel.
- Figure 4 is a block diagram showing the main components of the soft ground excavation reinforcement device in the improved TBM rock tunnel of the present invention.
- Figure 5 is a block diagram of a state in which the segment is installed by the soft ground excavation reinforcement device in the inventor improved TBM rock tunnel.
- FIG. 6 and 7 is a configuration diagram of the state and the operating state in which the segment is in close contact with the rock tunnel surface by the soft ground excavation reinforcement device in the improved TBM rock tunnel of the present invention.
- FIG. 8 to 10 is a perspective view and a block diagram showing a segment of the soft ground excavation reinforcement device in the improved TBM rock tunnel of the present invention, respectively.
- Figure 11 is a block diagram of the construction of the segment by the soft ground excavation reinforcement device in the inventor improved TBM rock tunnel.
- FIG. 12 is a configuration diagram showing a state before the gripper body of the soft ground excavation reinforcement device in close contact with the segment in the improved TBM rock tunnel of the present invention.
- Figure 13 is a block diagram showing a state in which the gripper body of the soft ground excavation reinforcement device in close contact with the segment in the improved TBM rock tunnel of the present invention.
- FIG. 14 is an enlarged configuration diagram showing a state before the gripper body of the soft ground excavation reinforcement device is in close contact with the segment in the improved TBM rock tunnel of the present invention.
- Figure 15 is a block diagram showing another embodiment of the soft ground excavation reinforcement device in the inventor improved TBM rock tunnel.
- Figure 16 is an enlarged configuration diagram showing the main components of another embodiment of the soft ground excavation reinforcement device in the inventor improved TBM rock tunnel.
- the soft ground excavation reinforcement device As shown in the improved TBM rock tunnel of the present invention, the soft ground excavation reinforcement device, the rotary cutter head 110 for drilling and drilling the rock by rotating the forward moving part 120 for advancing the rotary cutter head 110 It is provided on the excavator 100 and the outer surface of the forward moving part 120 of the excavator 100 is in close contact with the excavated rock surface to support the excavator 100 when the excavator 100 moves forward
- a reinforcement member 300 provided between the gripper body 200 and the rotary cutter head 110 and the gripper body 200 of the excavator body 100 to reinforce the fault fracture section during rock drilling drilling; It comprises a segment 400 which is constructed in the fault fracture section by the sieve 300.
- rock tunnel excavation is performed by the rotation of the rotary cutter head 110 while the excavator 100 is advanced by the forward moving part 120.
- the gripper body 200 is in close contact with the rock tunnel surface when the excavator 100 moves forward by a predetermined distance by the forward moving part 120 to excavate the rock tunnel by the rotary cutter head 110. Supporting the forward movement of the sieve 100, if the excavating body 100 is moved by the set distance is moved away from the rock tunnel surface by the set distance along the forward moving part 120 toward the excavator 100. .
- Rock tunnel excavation work is performed while the above operation is repeatedly performed, and during rock excavation work except for the fault fracture section, the gripper body 200 is closely adhered to the rock tunnel surface by a solid rock and then the rock tunnel surface is While pushing strongly to support the forward movement of the excavator 100, the gripper body 200 is a soft ground that is firmly made to cope with the force to push the rock tunnel surface, while the fault and the fault meet In the case of the fault fracture section, when the gripper body 200 pushes the rock tunnel surface of the fault fracture section, the rock tunnel surface collapses or does not firmly support the gripper body 200.
- the reinforcement work for the fault fracture section of the rock tunnel may be performed by the reinforcement 300 to prevent collapse of the fault tunnel fracture section and the safety accident of the worker.
- the reinforcement body 300 of the present invention includes a reinforcement housing part 310 and a reinforcement housing part 310 having an outer surface of the forward moving part 120 of the excavator 100 and having a bearing part 311.
- Reinforcement rotating part 320 and the reinforcing body rotating part 320 is connected to the support frame part 321 is located in the circumference of the reinforcement housing 310 and provided with an interlocking gear 322 along the inner circumferential surface;
- Reinforcement rotating motor 330 having a drive gear 331 meshed with the interlocking gear 322 of the) and the first cylinder portion connected to the reinforcement rotating part 320 and the reinforcement bracket (341, 351) 340 and the second cylinder unit 350, the first link unit 360 is connected to one side of the first cylinder unit 340 and the second link is connected to one side and the second cylinder unit 350
- Segment ejector 380 having a portion 370, the other side of the first link portion 360 and the other side of the second cylinder portion 350 is connected to the segment 400 is connected to the segment 400 Equ
- the first link unit 360 and the second link unit 370 are respectively operated by the first cylinder unit 340 and the second cylinder unit 350 to which one side is connected to the first link unit 360.
- the other segment of the second link portion 370 is connected to each of the segments 380 pulls the reinforcement housing 310 of the reinforcement body 300 or pushes it from the reinforcement housing 310.
- the first cylinder part 340 and the second cylinder part 350 are operated to operate the segment 400.
- the first link unit 360 and the second link unit 370 are pushed out, the first link unit 360 hinged to one side of the first cylinder unit 340, the second cylinder unit 350, and The second link portion 370 is pushed out of the reinforcement housing 310 and the segment is connected to the rock tunnel surface of the fault fracture section of the fault fracture section 380 so that the segment 400 connected to the segment 380 is opened. Close contact with the rock tunnel surface.
- the plurality of segments 400 may be radially installed on the rock tunnel surface of the fault fracture zone, and the plurality of segments 400 may be firmly fixed to each other by bolts and nuts, respectively.
- the first cylinder portion 340, the second cylinder portion 350, the first link portion 360, the second link portion 370, and the segment eruptor 380 include the reinforcement rotating part 320 and the reinforcement body. Since the brackets 341 and 351 are connected to each other, the first cylinder part 340, the second cylinder part 350, and the first link part 360 may be connected to the reinforcement body rotating part 320. Since the second link unit 370 and the segment etractor 380 may be rotated, the plurality of segments 400 may be radially disposed on a circular rock tunnel surface.
- the rotation of the reinforcement rotating part 320 is performed by the power of the reinforcing body rotating motor 330 having a drive gear 331 engaged with the interlocking gear 322 provided in the reinforcing body rotating part 320.
- the reinforcement rotating motor 330 When the reinforcement rotating motor 330 is driven, the drive gear 331 is rotated, and thus the interlocking gear 322 engaged with the drive gear 331 is rotated, so that the interlocking gear 322 has an inner circumferential surface.
- the reinforcement rotating part 320 is provided along the rotation.
- segment 400 is made of a steel material, mobility and installation as well as workability are greatly improved compared to a segment made of a conventional concrete material.
- the segment 400 of the present invention includes a top plate 410 through which the plurality of first fastening holes 411 pass through, a bottom plate 420 through which the plurality of second fastening holes 421 pass through, and a plurality of A seat plate 430 through which three third fastening holes 431 pass through, a right plate 440 through which a plurality of fourth fastening holes 441 pass through, a top plate 410 and a bottom plate 420,
- the seating plate 430 and the right side plate 440 are connected to each other and positioned at the front side.
- the upper plate 410 and the lower plate 420, the left plate 430 and the right plate 440 is connected to the rear plate 460 located on the rear side, and the front plate 450 and the back plate 460
- the segment rack when penetrating through and adhering to the fault fracture zone Connection protrusion 381 of the unit 380 is connected and is made is provided in a fastening portion 470 that is entered into the set anchor (A) after being in close contact with the fault fractured intervals.
- a separate reinforcing rib may be further provided inside the front plate 450 and the back plate 460 to further improve durability and robustness of the segment 400 of the present invention.
- the reason why the back plate 460 is provided in the segment 400 of the present invention is to improve the adhesion to the rock tunnel surface of the fault fracture zone by the back plate 460 and the blocking area of the rock tunnel surface.
- the reason why the front plate 450 is provided is that, in the improved TBM rock tunnel of the present invention, since the soft ground excavation reinforcement device is made of TBM (Tunnel Boring Machine) moving forward by the support force of the gripper body 200, the gripper This is to allow the sieve 200 to be in close contact with the front plate 450.
- TBM Torl Boring Machine
- the reason why the plurality of fastening grooves 451 corresponding to the plurality of first fastening holes 411, the second fastening holes 421, the third fastening holes 431, and the fourth fastening holes 441 is provided is also provided.
- the first fastening holes 411, the second fastening holes 421, the third fastening holes 431, and the fourth fastening holes 441 are respectively an upper surface plate 410, a lower surface plate 420, and a seating surface.
- the worker is connected to the plurality of segments 400 to closely contact each other. This is to facilitate the operation of fixing the plurality of segments 400 through the fastening holes corresponding to each other by introducing the nut through the fastening groove 451.
- the fastening part 470 is provided to penetrate the front plate 450 and the back plate 460.
- the fastening part 470 is provided to penetrate the front plate 450 and the back plate 460.
- One reason is that a short patch operation (mortar spray operation) or a quick mortar cement for the fault fracture section blocked by the segment 400 is injected into the rock tunnel surface side of the fault fracture section, thereby ensuring the stability of the fault fracture section early. To do that.
- a set anchor (A) is fastened to the fastening part 470 in the process of connecting the plurality of segments 400 to each other using bolts and nuts, the binding between the rock tunnel surface and the segment 400 and the solid fastness. It can be improved to prevent the collapse of the segment 400 which is radially installed along the circular rock tunnel surface in advance.
- the reinforcement work for the fault fracture section using the reinforcement 300 and the segment 400 is quickly performed by assembling the segment 400, thereby shortening the construction period and obtaining a cost reduction effect. Safety accidents can be prevented beforehand.
- the gripper body 200 of the present invention is connected to the gripper cylinder 210 and the gripper cylinder 211 having an outer surface of the forward moving part 120 and having a gripper cylinder 211, and the gripper cylinder 211.
- 211 is provided with a forward and backward operation unit 220 that is forward and backward from the gripper body housing 210, and the gripper 230 is connected to the forward and backward operation unit 220.
- the forward and backward operation part 220 is moved forward and backward by the operation of the gripper cylinder 211, that is, the withdrawal and withdrawal operation of the gripper cylinder 211.
- the gripper 230 connected to the working part 220 is advanced toward the rock tunnel surface side to be in close contact or backward from the rock tunnel surface to release the adhesion.
- the gripper 230 surface is further provided with a non-slip pad portion 240 for improving the adhesion of the segment 400 to the rock surface or drilled excavated by the cutter head 110 and the fault fracture section.
- a non-slip pad part 240 is further provided as described above, the adhesion force with the segment 400 and the frictional force with respect to the contact surface are improved, as well as the adhesion force with the rock tunnel surface on which the segment 400 is not installed and the frictional force with respect to the contact surface. Since it can be greatly improved, the excavator 100 can be firmly supported during the forward movement of the excavator 100.
- the reinforcement 300 is further provided with a probe drill mounting body 500 that can be mounted on the probe drill (D) for the advanced boring for the fault fracture section of the rock tunnel to be excavated.
- the probe drill mounting body 500 includes a first bracket bracket 510 connected to the reinforcement rotating part 320 of the reinforcement body 300 and a second mounting bracket connected to the reinforcement housing part 310. 520, a first mounting cylinder 530 connected to the second mounting bracket 520, and a first hinge bracket 540 hingedly connected to the first mounting bracket 510.
- the first housing body cylinder 530 is connected to the second bracket bracket 520 and hinged to the holder housing 550 having a drill mounting portion 551, and a probe drill mounted on the drill mounting portion 551 ( It is provided with a drill driving unit 560 for rotating the D).
- the probe drill mounting body 500 is connected by the reinforcing body rotating part 320 and the first bracket bracket 510, the probe drill mounting body 500 is rotated according to the rotation operation of the reinforcing body rotating part 320. Because it can be rotated, multidirectional near-field geological exploration is possible for tomographically excavated fault fracture zones.
- the probe drill mounting body 500 is provided with a medium / large scale collapse in the front upper part during the excavation of the rock tunnel, so that the upper poling and the pre-grouting reinforcement work at a predetermined interval on the upper part. If necessary, the probe drill D mounted on the probe drill mounting body 500 may be mounted on the probe drill mounting body 500, and then drilled to reinforce the work.
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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)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Lining And Supports For Tunnels (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
Abstract
L'invention concerne un appareil de renforcement d'excavation de sol mou destiné à un tunnel de roche de tunnelier amélioré, l'appareil comprenant : un corps d'excavation (100) comprenant une tête de coupe rotative (110) permettant de forer et d'excaver la roche par rotation, et une partie de déplacement vers l'avant (120) permettant de déplacer la tête de coupe rotative (110) vers l'avant ; un corps de préhension (200) disposé sur une surface externe de la partie de déplacement vers l'avant (120) du corps d'excavation (100), et se fixant étroitement à une surface de roche excavée de façon à supporter le corps d'excavation (100) lorsque le corps d'excavation (100) se déplace vers l'avant ; un corps de renforcement (300) interposé entre la tête de coupe rotative (110) du corps d'excavation (100) et le corps de préhension (200) de façon à renforcer une zone de fracture de faille lors du forage et de l'excavation de la roche ; et un segment (400) construit sur la zone de fracture de faille au moyen du corps de renforcement (300). Le corps de renforcement (300) comprend : une partie (310) de logement du corps de renforcement entourant une surface externe de la partie de déplacement vers l'avant (120) du corps d'excavation (100), et comprenant une partie de support (311) ; une partie (320) de rotation du corps de renforcement positionnée sur la partie circonférentielle de la partie (310) de logement du corps de renforcement en étant reliée à la partie (310) de logement du corps de renforcement au moyen d'une partie de cadre de support (321), et ayant un engrenage d'enclenchement (322) formé le long de sa surface circonférentielle interne ; un moteur (330) de rotation du corps de renforcement comprenant un engrenage d'entraînement (331) en prise avec l'engrenage d'enclenchement (322) de la partie (320) de rotation du corps de renforcement ; une première partie de cylindre (340 (351)) et une seconde partie de cylindre (350) reliée à la partie (320) de rotation du corps de renforcement au moyen de supports (341, 351) du corps de renforcement ; une première partie de liaison (360) ayant un côté de celle-ci relié à la première partie de cylindre (340 (351)), et une seconde partie de liaison (370) ayant un côté de celle-ci relié à la seconde partie de cylindre (350) ; et un érecteur de segment (380) ayant l'autre côté de la première partie de liaison (360) et l'autre côté de la seconde partie de cylindre (350) reliés à celui-ci, et comprenant une partie de saillie de liaison (381) reliée au segment (400).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201780074749.2A CN110023588B (zh) | 2016-12-02 | 2017-12-01 | 在改良型隧道掘进机岩石隧道中的软土地基挖掘加固装置 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2016-0163140 | 2016-12-02 | ||
KR1020160163140A KR101774713B1 (ko) | 2016-12-02 | 2016-12-02 | 개량형 tbm 암반터널에서 연약지반 굴착보강장치 |
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Publication Number | Publication Date |
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WO2018101791A1 true WO2018101791A1 (fr) | 2018-06-07 |
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Application Number | Title | Priority Date | Filing Date |
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PCT/KR2017/014011 WO2018101791A1 (fr) | 2016-12-02 | 2017-12-01 | Appareil de renforcement d'excavation de sol mou pour tunnel de roche de tunnelier amélioré |
Country Status (3)
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KR (1) | KR101774713B1 (fr) |
CN (1) | CN110023588B (fr) |
WO (1) | WO2018101791A1 (fr) |
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CN112903505B (zh) * | 2021-01-20 | 2023-12-22 | 中铁隧道局集团有限公司 | 一种tbm破岩试验装置 |
KR102655503B1 (ko) | 2023-11-02 | 2024-04-22 | 엘티삼보 주식회사 | 메서쉴드 구체와 가변 선단 보강장치 및 그를 활용한 터널 굴착방법 |
KR102686751B1 (ko) | 2023-11-02 | 2024-07-19 | 엘티삼보 주식회사 | Tbm의 스킨플레이트를 활용하는 연약지반 터널 굴착을 위한 선단 보강장치 및 그를 이용한 굴착방법 |
CN118273732B (zh) * | 2024-06-03 | 2024-07-30 | 中国建设基础设施有限公司 | 一种隧道施工用岩石胀碎装置 |
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CN110023588A (zh) | 2019-07-16 |
CN110023588B (zh) | 2020-09-11 |
KR101774713B1 (ko) | 2017-09-05 |
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