CN110608057A - Device for removing duct piece in shield tunnel and using method thereof - Google Patents

Device for removing duct piece in shield tunnel and using method thereof Download PDF

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Publication number
CN110608057A
CN110608057A CN201910965256.9A CN201910965256A CN110608057A CN 110608057 A CN110608057 A CN 110608057A CN 201910965256 A CN201910965256 A CN 201910965256A CN 110608057 A CN110608057 A CN 110608057A
Authority
CN
China
Prior art keywords
buckle head
oil cylinder
duct piece
arm
shield tunnel
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201910965256.9A
Other languages
Chinese (zh)
Inventor
任勇
哈建波
刘兴波
刘伟
吴相斌
张磊
沈延军
高子谦
贾吉春
王娜
晋龙凤
陈海建
彭伟
张海峰
付彬彬
董耀
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
China Railway Tunnel Group Co Ltd CRTG
China Railway Tunnel Group Erchu Co Ltd
Original Assignee
China Railway Tunnel Group Co Ltd CRTG
China Railway Tunnel Group Erchu Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by China Railway Tunnel Group Co Ltd CRTG, China Railway Tunnel Group Erchu Co Ltd filed Critical China Railway Tunnel Group Co Ltd CRTG
Priority to CN201910965256.9A priority Critical patent/CN110608057A/en
Publication of CN110608057A publication Critical patent/CN110608057A/en
Pending legal-status Critical Current

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Classifications

    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21DSHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D11/00Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
    • E21D11/04Lining with building materials
    • E21D11/08Lining with building materials with preformed concrete slabs
    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21DSHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D11/00Lining tunnels, galleries or other underground cavities, e.g. large underground chambers; Linings therefor; Making such linings in situ, e.g. by assembling
    • E21D11/40Devices or apparatus specially adapted for handling or placing units of linings or supporting units for tunnels or galleries

Abstract

The invention discloses a device for removing duct pieces in a shield tunnel and a using method thereof, wherein the device comprises a walking carrier, a rotating mechanism, a pitching mechanism, a four-bar mechanism and a duct piece clamping mechanism; the rotating mechanism is arranged on the walking carrier, the four-bar mechanism is arranged on a main telescopic action arm of the pitching mechanism, and the segment clamping mechanism is arranged on a top support of the four-bar mechanism. The operation is that the main segment clamping mechanism is conveyed to a specified elevation at a certain distance from a segment to be disassembled through the pitching mechanism, and meanwhile, the position of the segment clamping mechanism is further adjusted through the four-bar mechanism, so that a head-fastening bolt on a target segment enters the segment clamping mechanism and is firmly fixed by the segment clamping mechanism; finally, the disassembled duct piece is stably placed at a proper position by operating the rotating mechanism, the pitching mechanism and the four-bar mechanism; when the lower semi-ring segment is removed, the pitching mechanism is operated as a hoisting device at the moment.

Description

Device for removing duct piece in shield tunnel and using method thereof
Technical Field
The invention belongs to the technical field of tunnel construction devices, and particularly relates to a device for removing segments in a shield tunnel and a using method thereof.
Background
In tunnel construction, shield tunneling segment installation is a set of continuous technology process, and the use and the research and the development of a device for removing segments in a shield tunnel are based on a novel tunnel construction method for locally removing segments after the whole tunnel construction to excavate and construct a station main body. When the duct piece is installed, based on the duct piece installation device in the shield tunneling machine, the process of detaching the duct piece in the tunnel belongs to a special directional scheme, and no precedent is found in tunnel construction.
Therefore, a device for safely and efficiently removing segments in a tunnel is needed.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a device for removing segments in a shield tunnel and a using method thereof.
The invention is realized by the following technical scheme:
a device for removing duct pieces in a shield tunnel comprises a walking carrier, a rotating mechanism, a pitching mechanism, a four-bar mechanism and a duct piece clamping mechanism;
the lifting mechanism comprises a main telescopic action arm and a lifting oil cylinder, the bottom end of the main telescopic action arm is mounted on a support through a rotating shaft, the support is fixed with the rotating disc of the rotating mechanism, the bottom end of the lifting oil cylinder is rotatably mounted on the rotating disc, the top end of the lifting oil cylinder is hinged to the outer wall of the main telescopic action arm, the lifting angle of the main telescopic action arm is controlled through the lifting oil cylinder, and the main telescopic action arm is used for performing elevation control and adopting elevation limit to prevent the movable arm from separating from an arm cavity;
the four-bar mechanism is arranged on a main telescopic action arm of the pitching mechanism and comprises a driving oil cylinder, a triangular turntable, a connecting rod and a top support, the tail end of the driving oil cylinder is hinged to an outer arm of the main telescopic action arm, the top end of the driving oil cylinder is hinged to a first corner of the triangular turntable, a second corner of the triangular turntable is hinged to one end of the connecting rod, a third corner of the triangular turntable is hinged to an inner telescopic arm of the main telescopic action arm, the other end of the connecting rod is hinged to the top support, and the bottom end of the top support is hinged to the top end of the inner telescopic arm of the main telescopic action arm;
the segment clamping mechanism is arranged on a top support of the four-bar mechanism and comprises a weight-holding seat, a buckle head oil cylinder, a vacuum sucker and a vacuum sucker driving oil cylinder; the weight-holding seat is fixed with a top support of the four-bar mechanism, the buckle head oil cylinder is vertically installed on the weight-holding seat, the buckle head is fixed at the action end of the buckle head oil cylinder, the buckle head is driven by the buckle head oil cylinder to adjust the extending height of the buckle head, and the buckle head is used for being in alignment connection with a buckle head bolt on the tunnel duct piece; the vacuum chuck driving oil cylinders are vertically arranged on the weight-holding seat, the top end of each vacuum chuck driving oil cylinder is respectively provided with a plurality of vacuum chucks, and the vacuum chuck driving oil cylinders are distributed around the fastener heads.
In the technical scheme, the walking carrier can walk on the track, and the walking carrier is provided with a hydraulic supporting leg; the number of the hydraulic supporting legs is 8, and 4 hydraulic supporting legs are arranged on each side of the walking carrier respectively; after the hydraulic support leg falls down, can fix a position walking carrier is stable.
In the technical scheme, the rotating mechanism comprises a rotating disc, a central rotating shaft and a driving assembly for driving the central shaft to rotate, the central rotating shaft is vertically and rotatably arranged on a disc at the tail part of the walking carrier, the rotating disc is fixedly arranged at the top end of the central rotating shaft, and the central rotating shaft drives the rotating disc to rotate when being driven; the driving assembly comprises a hydraulic motor, a speed reducer and a gear assembly, an output shaft of the hydraulic motor is connected with an input shaft of the speed reducer, and an output shaft of the speed reducer is in transmission with the central rotating shaft through the gear assembly.
In the technical scheme, the number of the lifting oil cylinders is two, and the two lifting oil cylinders are respectively arranged on two sides of the main telescopic action arm.
In the above technical scheme, the top support is a flat plate, the bottom surface of the flat plate is provided with a connecting flange plate, the flange plate is in an inverted triangle shape, the connecting rod is hinged at the side corner of the flange plate, and the top end of the inner telescopic arm of the main telescopic action arm is hinged at the bottom corner of the flange plate.
In the technical scheme, the vacuum chuck driving oil cylinders are arranged around the buckle head in a rectangular shape.
In the above technical scheme, the number of the buckle heads and the buckle head oil cylinders is 2, and the buckle heads and the buckle head oil cylinders are arranged in rows.
In the above technical solution, the structure of the buckle head is: the buckle head is provided with two clamping jaws, the gap between the two clamping jaws is slightly larger than the diameter of the buckle head bolt, but is smaller than the diameter of the end head of the buckle head bolt, so that the buckle head bolt can enter the gap between the two clamping jaws, the end head of the buckle head bolt enters the bottom space of the two clamping jaws, and the inner walls of the two clamping jaws are also provided with concave cavities for containing the end heads of the buckle head bolt.
In the technical scheme, the weight holder is provided with a connecting part for connecting a lifting rope.
The use method of the device for removing the segments in the shield tunnel comprises the following steps:
before the duct piece is removed, a walking carrier is stabilized, then the rotation angle of a rotating mechanism is adjusted according to the duct piece removal sequence, a duct piece clamping mechanism faces a target duct piece, a main duct piece clamping mechanism is conveyed to a specified height of a certain distance of the duct piece to be removed through a pitching mechanism, meanwhile, the position of the duct piece clamping mechanism is further adjusted through a driving oil cylinder of a four-bar mechanism, a buckle head bolt on the target duct piece enters a buckle head, then the buckle head oil cylinder contracts, the end head of the buckle head bolt is clamped into a buckle head cavity, and meanwhile, a vacuum chuck drives the oil cylinder to eject out, so that the vacuum chuck supports against the duct piece, and the duct piece is firmly locked; finally, the disassembled duct piece is stably placed at a proper position by operating the rotating mechanism, the pitching mechanism and the four-bar mechanism;
before demolising the lower semi-ring section of jurisdiction, be in under the track because of both sides section of jurisdiction part, need to demolish the track and just can carry out the section of jurisdiction and demolish, for conveniently demolising the lower semi-ring section of jurisdiction in the annular section of jurisdiction in the tunnel, pitch the mechanism and operate as the lift device this moment.
The invention has the advantages and beneficial effects that:
1. compared with a method for manually breaking the duct piece by building a support, the method for removing the duct piece has higher safety and can reduce the accident rate.
2. The duct piece removing mode is diversified, the duct piece clamping mechanism can rotate within 210 degrees of the duct piece at the top of the duct piece to be removed, the duct piece at the lower part of the duct piece to be removed can be lifted by the duct piece clamping mechanism, and the construction procedure is optimized.
3. The invention can be used as a supporting structure when the duct piece is removed, and reduces the large-amplitude vibration when the duct piece is broken so as to prevent the disturbance to the adjacent duct piece. The tunnel segment and soil body desizing can be effectively prevented without dismantling the tunnel segment in the tunnel.
4. The invention is based on a new tunnel construction method, belongs to special customized equipment required by the construction of the new construction method, and has no precedent in the engineering application.
Drawings
Fig. 1 is a schematic structural diagram of a device for removing segments in a shield tunnel according to the invention.
Fig. 2 is a rear view schematically showing the apparatus for removing segments in a shield tunnel according to the present invention.
Fig. 3 is a schematic view showing the working state of the device for removing segments in a shield tunnel (locking segments) of the invention.
Fig. 4 is a schematic view showing the working state of the apparatus for removing segments in a shield tunnel according to the present invention (segment lowering).
Fig. 5 is a schematic structural diagram of a fastening head in the device for removing segments in the shield tunnel.
Fig. 6 is a top view of the locking head of the device for removing segments in a shield tunnel according to the present invention.
Fig. 7 is a top view of a segment gripping mechanism in an apparatus for removing segments in a shield tunnel according to the present invention.
Fig. 8 is an enlarged view of the structure of the segment grasping mechanism for a device for removing a segment in a shield tunnel according to the present invention when the segment is locked.
For a person skilled in the art, other relevant figures can be obtained from the above figures without inventive effort.
Detailed Description
In order to make the technical solution of the present invention better understood, the technical solution of the present invention is further described below with reference to specific examples.
Referring to the attached drawings, the device for removing the segment in the shield tunnel comprises a walking carrier 1, a rotating mechanism 2, a pitching mechanism 3, a four-bar mechanism 4 and a segment clamping mechanism 5.
The walking carrier 1 can walk on the rail, hydraulic support legs 1-1 are arranged on the walking carrier, the number of the hydraulic support legs is preferably 8, and 4 hydraulic support legs are arranged on each side of the walking carrier respectively; after the hydraulic support leg falls down, can fix a position walking carrier is stable.
The rotating mechanism 2 is arranged on the walking carrier and comprises a rotary disc 2-1, a central rotating shaft and a driving assembly for driving the central shaft to rotate, the central rotating shaft is vertically and rotatably arranged on a disc at the tail part of the walking carrier, the rotary disc is fixedly arranged at the top end of the central rotating shaft, and the central rotating shaft drives the rotary disc to rotate when the central rotating shaft is driven. Furthermore, the driving assembly comprises a hydraulic motor, a speed reducer and a gear assembly, an output shaft of the hydraulic motor is connected with an input shaft of the speed reducer, and an output shaft of the speed reducer is in transmission with the central rotating shaft through the gear assembly.
The pitching mechanism 3 is installed on a rotary table 2-1 of the rotating mechanism and comprises a main telescopic action arm 3-1 and a lifting oil cylinder 3-2, the bottom end of the main telescopic action arm 3-1 is installed on a support 3-3 through a rotating shaft, the support 3-3 is fixed with the rotary table of the rotating mechanism, the bottom end of the lifting oil cylinder 3-2 is rotatably installed on the rotary table, the top end of the lifting oil cylinder 3-2 is hinged to the outer wall of the main telescopic action arm 3-1, the lifting (pitching) angle of the main telescopic action arm 3-1 is controlled through the lifting oil cylinder 3-2, and the elevation control is carried out through the main telescopic action arm and the elevation limit is adopted so as to prevent the arm cavity from being separated. Further, the number of the lifting cylinders 3-2 is preferably two, and the two lifting cylinders are respectively arranged on two sides of the main telescopic action arm, so that the main telescopic action arm is supported more stably.
The four-bar mechanism 4 is installed on a main telescopic action arm 3-1 of the pitching mechanism, and specifically comprises a driving oil cylinder 4-1, a triangular turntable 4-2, a connecting rod 4-3 and a top support 4-4, the tail end of the driving oil cylinder 4-1 is hinged to an outer arm of the main telescopic action arm 3-1, the top end of the driving oil cylinder 4-1 is hinged to a first corner of the triangular turntable 4-2, a second corner of the triangular turntable is hinged to one end of the connecting rod 4-3, a third corner of the triangular turntable is hinged to an inner telescopic arm of the main telescopic action arm 3-1, the other end of the connecting rod 4-3 is hinged to the top support 4-4, and the bottom end of the top support is hinged to the top end of the inner telescopic arm of the main telescopic action arm. Furthermore, the top support 4-4 is a flat plate, the bottom surface of the flat plate is provided with a connecting flange plate, the flange plate is in an inverted triangle shape, the connecting rod is hinged at the side corner of the flange plate, and the top end of the inner telescopic arm of the main telescopic action arm is hinged at the bottom corner of the flange plate.
The segment clamping mechanism 5 is arranged on a top support 4-4 of a four-bar mechanism, and specifically comprises a weight holder 5-1, a buckle 5-2, a buckle oil cylinder 5-3, a vacuum chuck 5-4 and a vacuum chuck driving oil cylinder 5-5; the weight holder is fixed with a top support 4-4 of the four-bar mechanism, the fastener oil cylinder is vertically installed on the weight holder 5-1, the fastener 5-2 is fixed at the action end of the fastener oil cylinder 5-3, the fastener is driven by the fastener oil cylinder to adjust the extending height of the fastener, and the fastener is used for being in alignment connection with a fastener bolt on the tunnel pipe sheet; the vacuum sucker driving oil cylinders are vertically arranged on the weight-holding seat, a vacuum sucker is respectively arranged at the top end of each vacuum sucker driving oil cylinder, the number of the vacuum sucker driving oil cylinders is 4-6, the vacuum sucker driving oil cylinders are distributed around the buckle head 5-2, the vacuum sucker driving oil cylinders are arranged around the buckle head in a rectangular shape, and furthermore, the number of the buckle head 5-2 and the buckle head oil cylinder 5-3 is preferably 2 (figure 7), and the vacuum sucker driving oil cylinders are arranged in rows; further, referring to fig. 5-6, the structure of the fastening head 5-2 is: the button head is provided with two jaws 5-21, the gap a between which is slightly larger than the diameter of the button head bolt 6-1 but smaller than the diameter of the head of the button head bolt 6-1, so that the button head bolt 6-1 can enter the gap between the two jaws and the head of the button head bolt 6-1 enters the bottom spaces of the two jaws, and cavities 5-22 for receiving the heads of the button head bolt 6-1 are further provided in the inner walls of the two jaws to lock the position of the head of the button head bolt 6-1 (fig. 8).
The use method of the device is as follows:
before a duct piece 6 is removed, a walking carrier 1 is stabilized by a hydraulic supporting leg 1-1, then the rotation angle of a rotating mechanism is adjusted according to the duct piece removing sequence, a duct piece clamping mechanism faces a target duct piece, a main duct piece clamping mechanism 5 is conveyed to a specified elevation at a certain distance from the duct piece to be removed through a pitching mechanism, meanwhile, the position of the duct piece clamping mechanism 5 is further adjusted through a driving oil cylinder 4-1 of a four-bar mechanism, a buckle head bolt 6-1 on the target duct piece enters between two clamping claws 5-21 of a buckle head 5-2, then the buckle head oil cylinder 5-3 contracts, the end head of the buckle head bolt 6-1 is clamped into a cavity 5-22, meanwhile, a vacuum chuck drives the oil cylinder 5-5 to eject, and a vacuum chuck 5-4 props against the duct piece, so that the duct piece is firmly locked; and finally, the disassembled segment is stably placed on a proper position by operating the rotating mechanism 2, the pitching mechanism 3 and the four-bar mechanism 4.
Further, before removing the lower semi-ring duct piece, the duct piece can be removed only by removing the rails because the duct piece parts on the two sides are positioned under the rails, and in order to conveniently remove the lower semi-ring duct piece in the annular duct piece of the tunnel, the pitching mechanism is operated as a lifting device at the moment, and the weight-holding seat 5-1 is provided with a connecting part for connecting a lifting rope.
Spatially relative terms, such as "upper," "lower," "left," "right," and the like, may be used in the embodiments for ease of description to describe one element or feature's relationship to another element or feature as illustrated in the figures. It will be understood that the spatial terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary term "lower" can encompass both an upper and a lower orientation. The device may be otherwise oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
Moreover, relational terms such as "first" and "second," and the like, may be used solely to distinguish one element from another element having the same name, without necessarily requiring or implying any actual such relationship or order between such elements.
The invention has been described in an illustrative manner, and it is to be understood that any simple variations, modifications or other equivalent changes which can be made by one skilled in the art without departing from the spirit of the invention fall within the scope of the invention.

Claims (10)

1. The utility model provides a device that is used for demolising section of jurisdiction in shield tunnel which characterized in that: the device comprises a walking carrier, a rotating mechanism, a pitching mechanism, a four-bar mechanism and a segment clamping mechanism;
the lifting mechanism comprises a main telescopic action arm and a lifting oil cylinder, the bottom end of the main telescopic action arm is mounted on a support through a rotating shaft, the support is fixed with the rotating disc of the rotating mechanism, the bottom end of the lifting oil cylinder is rotatably mounted on the rotating disc, the top end of the lifting oil cylinder is hinged to the outer wall of the main telescopic action arm, the lifting angle of the main telescopic action arm is controlled through the lifting oil cylinder, and the main telescopic action arm is used for performing elevation control and adopting elevation limit to prevent the movable arm from separating from an arm cavity;
the four-bar mechanism is arranged on a main telescopic action arm of the pitching mechanism and comprises a driving oil cylinder, a triangular turntable, a connecting rod and a top support, the tail end of the driving oil cylinder is hinged to an outer arm of the main telescopic action arm, the top end of the driving oil cylinder is hinged to a first corner of the triangular turntable, a second corner of the triangular turntable is hinged to one end of the connecting rod, a third corner of the triangular turntable is hinged to an inner telescopic arm of the main telescopic action arm, the other end of the connecting rod is hinged to the top support, and the bottom end of the top support is hinged to the top end of the inner telescopic arm of the main telescopic action arm;
the segment clamping mechanism is arranged on a top support of the four-bar mechanism and comprises a weight-holding seat, a buckle head oil cylinder, a vacuum sucker and a vacuum sucker driving oil cylinder; the weight-holding seat is fixed with a top support of the four-bar mechanism, the buckle head oil cylinder is vertically installed on the weight-holding seat, the buckle head is fixed at the action end of the buckle head oil cylinder, the buckle head is driven by the buckle head oil cylinder to adjust the extending height of the buckle head, and the buckle head is used for being in alignment connection with a buckle head bolt on the tunnel duct piece; the vacuum chuck driving oil cylinders are vertically arranged on the weight-holding seat, the top end of each vacuum chuck driving oil cylinder is respectively provided with a plurality of vacuum chucks, and the vacuum chuck driving oil cylinders are distributed around the fastener heads.
2. The apparatus for removing segments in a shield tunnel according to claim 1, wherein: the walking carrier can walk on the rail, and the walking carrier is provided with a hydraulic supporting leg; the number of the hydraulic supporting legs is 8, and 4 hydraulic supporting legs are arranged on each side of the walking carrier respectively; after the hydraulic support leg falls down, can fix a position walking carrier is stable.
3. The apparatus for removing segments in a shield tunnel according to claim 1, wherein: the rotating mechanism comprises a rotating disc, a central rotating shaft and a driving assembly for driving the central shaft to rotate, the central rotating shaft is vertically and rotatably arranged on a disc at the tail part of the walking carrier, the rotating disc is fixedly arranged at the top end of the central rotating shaft, and the central rotating shaft drives the rotating disc to rotate when being driven; the driving assembly comprises a hydraulic motor, a speed reducer and a gear assembly, an output shaft of the hydraulic motor is connected with an input shaft of the speed reducer, and an output shaft of the speed reducer is in transmission with the central rotating shaft through the gear assembly.
4. The apparatus for removing segments in a shield tunnel according to claim 1, wherein: the number of the lifting oil cylinders is two, and the two lifting oil cylinders are respectively arranged on two sides of the main telescopic action arm.
5. The apparatus for removing segments in a shield tunnel according to claim 1, wherein: the top support is a flat plate, a connecting flange plate is arranged on the bottom surface of the flat plate, the flange plate is in an inverted triangle shape, the connecting rod is hinged to the side corner of the flange plate, and the top end of the inner telescopic arm of the main telescopic action arm is hinged to the bottom corner of the flange plate.
6. The apparatus for removing segments in a shield tunnel according to claim 1, wherein: the vacuum chuck driving oil cylinders are arranged around the buckle head in a rectangular shape.
7. The apparatus for removing segments in a shield tunnel according to claim 1, wherein: the number of the buckle heads and the buckle head oil cylinders is 2, and the buckle heads and the buckle head oil cylinders are arranged in rows.
8. The apparatus for removing segments in a shield tunnel according to claim 1, wherein: the structure of discount does: the buckle head is provided with two clamping jaws, the gap between the two clamping jaws is slightly larger than the diameter of the buckle head bolt, but is smaller than the diameter of the end head of the buckle head bolt, so that the buckle head bolt can enter the gap between the two clamping jaws, the end head of the buckle head bolt enters the bottom space of the two clamping jaws, and the inner walls of the two clamping jaws are also provided with concave cavities for containing the end heads of the buckle head bolt.
9. The apparatus for removing segments in a shield tunnel according to claim 1, wherein: the weight-holding seat is provided with a connecting part for connecting a lifting rope.
10. The use method of the device for removing segments in the shield tunnel according to claim 1, is characterized in that:
before the duct piece is removed, a walking carrier is stabilized, then the rotation angle of a rotating mechanism is adjusted according to the duct piece removal sequence, a duct piece clamping mechanism faces a target duct piece, a main duct piece clamping mechanism is conveyed to a specified height of a certain distance of the duct piece to be removed through a pitching mechanism, meanwhile, the position of the duct piece clamping mechanism is further adjusted through a driving oil cylinder of a four-bar mechanism, a buckle head bolt on the target duct piece enters a buckle head, then the buckle head oil cylinder contracts, the end head of the buckle head bolt is clamped into a buckle head cavity, and meanwhile, a vacuum chuck drives the oil cylinder to eject out, so that the vacuum chuck supports against the duct piece, and the duct piece is firmly locked; finally, the disassembled duct piece is stably placed at a proper position by operating the rotating mechanism, the pitching mechanism and the four-bar mechanism;
before demolising the lower semi-ring section of jurisdiction, be in under the track because of both sides section of jurisdiction part, need to demolish the track and just can carry out the section of jurisdiction and demolish, for conveniently demolising the lower semi-ring section of jurisdiction in the annular section of jurisdiction in the tunnel, pitch the mechanism and operate as the lift device this moment.
CN201910965256.9A 2019-10-11 2019-10-11 Device for removing duct piece in shield tunnel and using method thereof Pending CN110608057A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910965256.9A CN110608057A (en) 2019-10-11 2019-10-11 Device for removing duct piece in shield tunnel and using method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910965256.9A CN110608057A (en) 2019-10-11 2019-10-11 Device for removing duct piece in shield tunnel and using method thereof

Publications (1)

Publication Number Publication Date
CN110608057A true CN110608057A (en) 2019-12-24

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Application Number Title Priority Date Filing Date
CN201910965256.9A Pending CN110608057A (en) 2019-10-11 2019-10-11 Device for removing duct piece in shield tunnel and using method thereof

Country Status (1)

Country Link
CN (1) CN110608057A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112127907A (en) * 2020-09-28 2020-12-25 温州源铭振跃科技有限公司 Tunnel segment demolishs device
CN114412505A (en) * 2021-12-31 2022-04-29 北京市政建设集团有限责任公司 Pipe piece dismantling machine and method

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112127907A (en) * 2020-09-28 2020-12-25 温州源铭振跃科技有限公司 Tunnel segment demolishs device
CN114412505A (en) * 2021-12-31 2022-04-29 北京市政建设集团有限责任公司 Pipe piece dismantling machine and method

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