CN113622929A - Segment breaking device, and connection channel construction system and method - Google Patents
Segment breaking device, and connection channel construction system and method Download PDFInfo
- Publication number
- CN113622929A CN113622929A CN202110981399.6A CN202110981399A CN113622929A CN 113622929 A CN113622929 A CN 113622929A CN 202110981399 A CN202110981399 A CN 202110981399A CN 113622929 A CN113622929 A CN 113622929A
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- Prior art keywords
- rotary
- segment
- channel
- driving
- shield body
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Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH 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
- E21D9/0642—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining the shield having means for additional processing at the front end
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D1/00—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor
- B28D1/22—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by cutting, e.g. incising
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- E—FIXED CONSTRUCTIONS
- E21—EARTH 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
- E21D9/008—Driving transverse tunnels starting from existing tunnels
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- E—FIXED CONSTRUCTIONS
- E21—EARTH 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
- E21D9/0621—Shield advancing devices
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- E—FIXED CONSTRUCTIONS
- E21—EARTH 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
- E21D9/0635—Tail sealing means, e.g. used as end shuttering
Abstract
The invention discloses a pipe slice breaking device which comprises a rotary cylinder, a propelling device and a rotation driving device, wherein the front end of the rotary cylinder is provided with a cutting assembly so as to cut a reinforced concrete structure during rotation to form an annular cutting seam which can be entered along with the rotary cylinder, the propelling device is used for driving the rotary cylinder to move along a cutting feeding direction, and the rotation driving device is used for driving the rotary cylinder to rotate. The special segment breaking device is designed to avoid the contact channel forming device from breaking the segments, so that the segment breaking is simpler and more convenient. The invention also discloses a connection channel construction system comprising the duct piece breaking device; also discloses a construction method of the connection channel by adopting the duct piece breaking device.
Description
Technical Field
The invention relates to the technical field of tunnel construction, in particular to a segment breaking device and an interconnection channel construction system comprising the segment breaking device; also relates to a construction method of the connection channel by adopting the duct piece breaking device.
Background
The communication channel is usually arranged between the two-line tunnels and is connected with the two main tunnels so as to meet multiple requirements of later service, risk avoidance, rescue and the like. The construction method adopted by the traditional connection channel construction mainly comprises freezing method construction and grouting reinforcement construction, the construction method firstly needs to reinforce and stop the stratum and then adopts a manual excavation mode, and the defects of complex settlement control, high construction cost, low construction efficiency, high personnel safety risk and the like exist.
Therefore, a construction method of the connecting channel shield and the jacking pipe is provided. And propelling a shield machine or a pipe jacking machine in the construction process, assembling the precast concrete segments and finally forming the contact channel structure. The existing construction methods of the connecting channel shield or the jacking pipe all adopt a full-section excavation mode, so that the disturbance to a soil body is very large, and a main tunnel segment is easy to damage; meanwhile, as the existing pipe jacking/shield tunneling machine of the communication channel adopts the arc-shaped cutter head, the main tunnel pipe piece and the cutter head are in reverse arc contact at the receiving end, so that the pipe piece is difficult to break quickly; in addition, the equipment cost and the construction cost are too high to be popularized in the construction of the short-distance communication channel.
In summary, how to effectively solve the problem of inconvenience in duct piece breaking is a problem that needs to be solved urgently by those skilled in the art.
Disclosure of Invention
In view of the above, a first object of the present invention is to provide a duct piece breaking device, which can effectively solve the problem of inconvenience in duct piece breaking; the second purpose of the invention is to provide a connecting channel construction system comprising the duct piece breaking device; the third purpose of the invention is to provide a construction method of the connecting channel by adopting the duct piece breaking device.
In order to achieve the first object, the invention provides the following technical scheme:
the utility model provides a section of thick bamboo breaking device, includes gyration barrel, advancing device and rotation drive arrangement, the front end of gyration barrel has cutting assembly in order to realize the cutting in order to form to reinforced concrete structure when rotating gyration barrel can follow the annular joint-cutting of entering, advancing device is used for the drive gyration barrel removes along cutting direction of feed, rotation drive arrangement is used for the drive gyration barrel rotates.
In this section of jurisdiction abolishes the device, when using, can install on the receiving terminal platform truck to when the contact channel forming device that originated the end and come arrives receiving terminal main entrance section of jurisdiction, section of jurisdiction abolishes the device and can start this moment, with abolish its section of jurisdiction from receiving terminal main entrance inboard, in order to accomplish with above-mentioned contact channel forming device's butt joint work. At the moment, the connecting channel forming device does not need to rotate for cutting, and only needs to axially feed, so that the duct piece left by the duct piece breaking device can be pushed away to enter the receiving end trolley. As mentioned above, through designing this special section of jurisdiction device to avoid contact channel forming device to abolish the section of jurisdiction, and then make the section of jurisdiction abolish more simple and convenient. In conclusion, the duct piece breaking device can effectively solve the problem that the duct piece is inconvenient to break at present.
Preferably, the rotary cylinder comprises rotary joints which are separated along the front-back direction and are sequentially connected, adjacent rotary joints are detachably and fixedly connected, and the rotary joint positioned at the most front side in the feeding direction in each rotary joint is provided with the cutting assembly.
Preferably, the rotary type air duct comprises a main channel duct piece, and is characterized by further comprising a counter force supporting system used for abutting against the main channel duct piece, the rear end of the propelling device is fixedly mounted on the counter force supporting system, the front end of the propelling device is fixedly provided with a mounting seat, the rear end of the rotary driving device is fixedly mounted on the mounting seat, and the front rotary driving end is fixedly connected with the rotary cylinder.
Preferably, the rotary drum further comprises a pressure detection device arranged at the inner side wall of the front end of the rotary drum body.
Preferably, the grouting device capable of grouting the inner side wall of the front end of the rotary cylinder is further included, and the pressure detection device controls the grouting device to stop grouting when detecting that the pressure value reaches a preset value.
In order to achieve the second object, the invention further provides a connecting channel construction system, which comprises any one of the segment breaking devices and a connecting channel forming device, wherein the connecting channel forming device is used for feeding from the originating end main channel to the receiving end main channel to form the connecting channel, the segment breaking device is arranged in the receiving end main channel, and the inner diameter of a rotary cylinder body of the segment breaking device is not smaller than the cutting outer diameter of the connecting channel forming device. Because foretell section of jurisdiction abolishes the device and has above-mentioned technological effect, the contact channel construction system who has this section of jurisdiction abolishes the device also should have corresponding technological effect.
Preferably, the device further comprises a driving system, the communication channel forming device comprises a rotary shield body, the driving system comprises a clamping device capable of clamping the rotary shield body, a rotating driving device used for driving the clamping device to rotate and a propelling device used for driving the rotary shield body to move forwards along the feeding direction of the rotary shield body, and a cutting device is arranged on the front side of the rotary shield body in the feeding direction.
Preferably, the device further comprises a rotary bearing, a starting sleeve, a first sealing device and a second sealing device, wherein the rotary bearing is located in the rotary shield body, the second sealing device is arranged between the rotary shield body and the rotary bearing, the starting sleeve is sleeved outside the rotary shield body, and the first sealing device is arranged between the starting sleeve and the rotary shield body.
Preferably, the hydraulic lifting system further comprises an originating trolley positioned in the originating main channel, one section of the originating trolley is correspondingly provided with the driving system and the originating sealing assembly, and other sections of the originating trolley are provided with a lifting system, a hydraulic system, an electrical system and a control system.
In order to achieve the third object, the invention further provides a connection channel construction method, which comprises the following steps: feeding from the originating end main channel to the receiving end main channel through a communication channel forming device to form a communication channel; when the communication channel forming device reaches a receiving end main channel pipe piece, the pipe piece breaking device is operated to cut the receiving end pipe piece to be in butt joint with the communication channel forming device, and the inner diameter of an annular cutting seam formed by the pipe piece breaking device is not smaller than the outer diameter of the communication channel forming device. Because the segment breaking device has the technical effects, the connection channel construction method adopting the segment breaking device also has the corresponding technical effects.
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 some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a pipe fragment breaking device provided in an embodiment of the present invention when the pipe fragment breaking device is installed in a receiving end main channel for use;
fig. 2 is a schematic structural diagram of a device located in an originating main channel in an interconnection channel construction system according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a communicating channel forming device for breaking an originating segment in an originating main channel according to an embodiment of the present invention;
fig. 4 is a schematic diagram illustrating the docking of an originating primary channel and a receiving primary channel according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of a longitudinal cross-section of an originating primary channel according to an embodiment of the present invention.
The drawings are numbered as follows:
the device comprises a contact channel forming device 1, cutting equipment 1-1, a rotary shield body 1-2, a counter-force supporting system 2, a supporting frame 2-1, a tightening oil cylinder 2-2, a bearing panel 2-3, a driving system 3, a rotary driving device 3-1, a clamping device 3-2, a rotary connecting structure 3-3, propelling equipment 4, a propelling oil cylinder 4-1, a propelling connecting device 4-2, a starting sealing assembly 5, a starting sleeve 5-1, a first sealing device 5-2, a rotary bearing 5-3, a second sealing device 5-4, a trolley 6, a steel pipe joint 7, a hoisting system 8, a hydraulic system 9, an electrical system 10, a control system 11, a segment breaking device 12, a rotary cylinder body 12-1, a rotary driving device 12-2, a propelling device 12-3, a segment breaking device 12, a rotary cylinder body 12-1, a rotary driving device 12-2, a rotary driving device 12-3, A pressure detection device 12-4, a grouting device 12-5 and a duct piece 13.
Detailed Description
The embodiment of the invention discloses a duct piece breaking device, which effectively solves the problem of inconvenience in duct piece breaking at present.
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 to 5, fig. 1 is a schematic structural diagram of a pipe fragment breaking device provided in an embodiment of the present invention when the pipe fragment breaking device is installed in a receiving end main channel for use; fig. 2 is a schematic structural diagram of a device located in an originating main channel in an interconnection channel construction system according to an embodiment of the present invention; fig. 3 is a schematic structural diagram of a communicating channel forming device for breaking an originating segment in an originating main channel according to an embodiment of the present invention; fig. 4 is a schematic diagram illustrating the docking of an originating primary channel and a receiving primary channel according to an embodiment of the present invention; fig. 5 is a schematic structural diagram of a longitudinal cross-section of an originating primary channel according to an embodiment of the present invention.
In one embodiment, the present embodiment provides a segment breaking device, and in particular, the segment breaking device 12 includes a rotary cylinder 12-1, a propelling device 12-3 and a rotation driving device 12-2.
The rotary cylinder 12-1 is a cylindrical cylinder structure, and the cross sections of the rotary cylinder are all circular, and the inner contour and the outer contour are circular and are coaxially arranged. The front end of the rotary cylinder body 12-1 is provided with a cutting assembly, so that when the rotary cylinder body 12-1 rotates, the cutting assembly can be driven to rotate, the cutting assembly can cut the reinforced concrete structure to form an annular joint cut, and the rotary cylinder body 12-1 can enter the annular joint cut along with the cutting assembly to complete feeding so as to ensure that the cutting assembly can cut more deeply. Wherein the cutting assembly mainly comprises a plurality of cutting blades to be uniformly arranged along the front end port of the rotary cylinder 12-1 to form continuous cutting in the circumferential direction.
Wherein the propelling device 12-3 is used for driving the rotary cylinder 12-1 to move along the cutting feeding direction to complete feeding, and the rotary driving device 12-2 is used for driving the rotary cylinder 12-1 to rotate to cut. And then the propelling device 12-3 and the rotation driving device 12-2 drive the rotary cylinder 12-1 to rotate around the axis of the rotary cylinder and move along the cutting direction along the axis of the rotary cylinder. The rotation driving device 12-2 may include a linear driving mechanism, and a crank block transmission mechanism, a rack and pinion transmission mechanism, and other transmission mechanisms capable of converting linear driving into rotational driving are correspondingly disposed between the linear driving mechanism and the rotary cylinder 12-1. Of course, the rotary drive 12-2 may also be a direct rotary drive, such as an electric motor, a rotary hydraulic cylinder, etc. The propelling device 12-3 may be a linear driving mechanism, such as a telescopic hydraulic cylinder, an electric cylinder, or a rotary driving mechanism, and a crank block transmission mechanism, a gear rack transmission mechanism, or other transmission mechanisms capable of converting rotary driving into linear driving are connected between the rotary driving mechanism and the rotary cylinder 12-1.
In this section of jurisdiction abolishes the device, when using, can install on the platform truck 6 of receiving terminal main entrance to contact passageway forming device that the end main entrance came is when arriving the section of jurisdiction 13 of receiving terminal main entrance, and section of jurisdiction abolishes device 12 can start this moment, with abolish its section of jurisdiction 13 from the receiving terminal main entrance is inboard, in order to accomplish the butt joint work with above-mentioned contact passageway forming device. At the moment, the connecting channel forming device does not need to rotate for cutting, and only needs to axially feed to push away the segment 13 left by the segment breaking device 12 for breaking so as to enter the trolley 6 in the main channel of the receiving end. As described above, by providing the duct piece removing device 12, the connection channel forming device is prevented from removing the duct piece 13, and the removal of the duct piece 13 is made easier and more convenient. In summary, the duct piece breaking device 12 can effectively solve the problem of inconvenience in duct piece breaking at present.
It should be noted that, the segment cut by the rotary cylinder 12-1 is circular, and generally, the segment can be cut without the above-mentioned connecting channel forming device, and the segment 13 cut by the connecting channel forming device can be pushed to enter the trolley 6 in the receiving end main channel and then be taken to the outer side of the receiving end main channel by the trolley 6 to be cut.
Furthermore, the disassembly and assembly are convenient, and the manufacturing cost is further reduced. Based on this, it is preferable that the revolving cylinder 12-1 includes revolving joints separated in the front-rear direction and sequentially connected, and a plurality of revolving joints are sequentially connected to be able to take a cylinder structure, it should be noted that the revolving cylinder 12-1 may be composed of more than two revolving joints, or may be further provided with other structures, but generally needs to ensure smooth transition between the inner side and the outer side of the joint. Wherein can dismantle fixed connection between the adjacent rotary joint, wherein can dismantle fixed connection's mode, for example screw connection or bolted connection, perhaps joint to can transmit the moment of torsion and regard as the standard, also can refer to other connected modes of carrying out fixed connection with two tube couplings of prior art. It should be noted that the length of the single rotary joint may be between 10 cm and 20 cm, or may be larger than this range, and specifically, the cross section of the single rotary joint may be correspondingly arranged according to the requirement, i.e., the cross section of the single rotary joint corresponds to the cross section of the entire rotary cylinder 12-1. And the rotary joint located at the most front side in the feeding direction among the rotary joints has a cutting assembly so that cutting work is performed. So that when using, can will stretch into the rotary joint in the contact passageway and not break apart with the rotary joint that enters into the contact passageway to stay in the contact passageway, with need not to withdraw from the contact passageway, with the stability of guaranteeing the receiving end entrance to the contact passageway.
Further, for more convenient arrangement of the above-mentioned rotation driving device 12-2 and the propelling device 12-3, it is preferable that the device further comprises a reaction force supporting system 2 for abutting against the tube sheet 13 of the receiving end main channel, and wherein the propelling device 12-3 is fixedly mounted at the rear end on the reaction force supporting system 2 and at the front end on a mounting base, wherein the propelling device 12-3 may comprise a plurality of propelling hydraulic cylinders which are transversely arranged side by side and uniformly distributed, and each propelling hydraulic cylinder is linked to synchronously extend and retract so as to realize synchronous propelling. The rear end of the rotation driving device 12-2 is fixedly mounted on the mounting seat, and the front rotation driving end is connected with the rotary cylinder 12-1, so that the thrust in the feeding direction and the rotating force rotating around the axis can be transmitted. It should be noted that, in order to avoid the need for the propulsion device 12-3 to withstand a large torque, a torque transmission device, such as a combination comprising a plurality of guide rods and guide sleeves arranged side by side, may be provided between the reaction force support system 2 and the mounting seat.
The counter-force supporting system 2 mainly comprises a supporting frame 2-1, is supported on the wall surface of a segment of the main tunnel by unfolding the supporting frame 2-1, not only provides equipment pushing counter-force support, but also plays a role in supporting the main tunnel, and further comprises a supporting oil cylinder 2-2 and a bearing panel 2-3 matched with the inner wall surface of the segment 13 of the main channel.
Further, the phenomenon that the soil body is uncontrollable and easy to collapse and the like due to the fact that the soil body needs to enter the soil body after the segment is broken by the segment breaking device 12 is considered. Therefore, the pressure at the front end of the rotary cylinder 12-1 needs to be detected in time, namely, the pressure problem near the cutting assembly is mainly detected. Specifically, the pressure detection device 12-4 arranged at the inner side wall of the front end of the rotary cylinder body 12-1 is preferably further included here, so that the pressure near the cutting assembly can be detected.
Further, in order to better enhance the stability of the channel opening of the communication channel at the receiving end, it is preferable that a grouting device 12-5 capable of grouting the inner side wall of the front end of the rotary cylinder 12-1 is further included, wherein the grouting device 12-5 may be disposed inside the rotary cylinder 12-1, or a grouting pump of the grouting device 12-5 may be disposed outside the rotary cylinder 12-1, and a grouting pipe of the grouting device 12-5 penetrates into the inner side of the rotary cylinder 12-1 from the rear end of the rotary cylinder 12-1 in the feeding direction along the axial direction or the radial direction, and a front end pipe opening may also be disposed against the inner wall of the rotary cylinder 12-1, or be embedded into a groove in the inner wall of the rotary cylinder 12-1 to extend to the front end of the rotary cylinder 12-1 in the feeding direction. And the pressure detection device 12-4 controls the grouting device 12-5 to stop grouting when detecting that the pressure value reaches a preset value. When the connecting channel forming device from the main channel of the starting end reaches the main channel of the receiving end, the effects of water stopping and reinforcement are achieved by injecting double-liquid slurry, and whether the grouting pressure meets the requirements or not can be monitored by the pressure detection device 12-4, so that excessive pressure injection of slurry is avoided, and the surrounding soil body is prevented from expanding outwards.
Based on the pipe segment breaking device 12 provided in the above embodiment, the present invention further provides a connecting channel construction system, the connecting channel construction system includes any one of the pipe segment breaking devices 12 provided in the above embodiments, and further includes a connecting channel forming device 1, the connecting channel forming device 1 is used for feeding from the originating end main channel to the receiving end main channel to form the connecting channel, the pipe segment breaking device 12 is disposed in the receiving end main channel, the inner diameter of the rotary cylinder 12-1 of the pipe segment breaking device 12 is not less than the cutting outer diameter of the connecting channel forming device 1, and preferably, the inner diameter of the rotary cylinder 12-1 is greater than the cutting outer diameter of the connecting channel forming device 1. Since the duct piece breaking device 12 in the above embodiment is adopted in the connection passage construction system, the above embodiment is referred to for the beneficial effects of the connection passage construction system.
The specific contact channel forming device 1, such as a rotary contact channel forming device, comprises a rotary shield body 1-2, and further, a driving system 3 is correspondingly arranged in the primary channel of the initiating end to drive the contact channel forming device 1 to perform corresponding operations such as feeding and rotating. The specific driving system 3 is provided with a clamping device 3-2 capable of clamping the rotary shield body 1-2, a rotary driving device 3-1 for driving the clamping device 3-2 to rotate, and a propelling device 4 for driving the rotary shield body 1-2 to move along the axial direction of the rotary shield body 1-2, wherein the clamping device 3-2 is connected with the rotary driving device 3-1 through a rotary connecting structure 3-3, the rotary driving device 3-1 is generally a rotary motor, and the clamping device 3-2 is generally a clamping oil cylinder.
Wherein, the front side of the feeding direction of the rotary shield body 1-2 is provided with a cutting device 1-1 so as to form an annular tangent plane on the face of the excavated tunnel. It should be noted that, in which the clamping device can grasp the rotary shield body, the communication channel supporting tube corresponding to the size of the rotary cylinder 12-1 should also be grasped, so that the rotary shield body can be clamped during the previous excavation, and when the communication channel supporting tube is needed to enter the annular tangent plane along with the rotary shield body 1-2 during the later excavation, one end of the communication channel supporting tube is fixedly connected with the rotary shield body 1-2, and the other end is clamped and fixed by the clamping device, so that when the rotary driving device 3-1 drives the clamping device 3-2 to rotate and the propelling device 4 pushes the communication channel supporting tube to move forward along the feeding direction of the rotary shield body 1-2, the rotary shield body 1-2 can be driven to rotate and move forward along the feeding direction. After the propelling device 4 propels for a certain length each time, the clamping device is loosened, the propelling device 4 drives the clamping device to retreat, then the clamping device clamps again, and the propelling device 4 pushes the clamping device to advance again, wherein the clamping device can be a single setting device or the clamping device 3-2. In order to avoid that the rotating driving device 3-1 interferes with the pushing of the pushing device, the rotating driving device 3-1 and the clamping device 3-2 can be installed on the pushing device, or the clamping device 3-2 and the rotating driving device 3-1 are connected in a sliding way along the feeding direction of the rotating shield body 1-2, such as key-groove and key-tooth connection. Further, the propelling device 4 mainly comprises a propelling cylinder 4-1 and a propelling connecting device 4-2, wherein the propelling connecting device 4-2 is the clamping device.
Further, to ensure a better sealing effect, it is preferred here to further comprise an originating seal assembly 5 located in the originating main channel to seal the originating end of the communicating channel, wherein the originating seal assembly 5 mainly comprises a swivel bearing 5-3, an originating sleeve 5-1, a first sealing means 5-2 and a second sealing means 5-4, wherein the swivel bearing 5-3 is located in said swivel shield body 1-2 to support the swivel shield body 1-2 and subsequently the communicating channel, wherein the second sealing means 5-4 is arranged between the swivel shield body 1-2 and the swivel bearing 5-3. Wherein the starting sleeve 5-1 is sleeved outside the rotary shield body 1-2 and is generally fixedly arranged on the starting main channel pipe sheet. Wherein a first sealing device 5-2 is arranged between the starting sleeve 5-1 and the rotary shield body 1-2. The first sealing means 5-2 and the second sealing means 5-4 are preferably both brush type sealing structures.
It is noted that one section of the trolley 6 for entry into the primary passage of the originating end may be provided with the drive system 3 and the originating seal assembly 5, respectively, and the other sections are provided with the hoist system 8, the hydraulic system 9, the electrical system 10 and the control system 11. And a steel pipe joint 7 is correspondingly arranged, wherein the steel pipe joint 7 is a component of the communication channel supporting pipe, and the hoisting system 8 is used for hoisting the steel pipe joint 7.
Based on the pipe fragment breaking device provided in the above embodiment, the present invention also provides a connection channel construction method, which includes the following steps: feeding from the originating end main channel to the receiving end main channel through a communication channel forming device to form a communication channel; when the communication channel forming device reaches the receiving end main channel pipe piece, the pipe piece breaking device of any one of the embodiments is operated to cut the receiving end pipe piece to be butted with the communication channel forming device, and the inner diameter of an annular cutting seam formed by the pipe piece breaking device is not smaller than the outer diameter of the communication channel forming device. Since the duct piece breaking device in the above embodiment is adopted in the connection channel construction method, the beneficial effects of the connection channel construction method refer to the above embodiment.
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 previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. The utility model provides a section of thick bamboo breaking device which characterized in that, includes gyration barrel, advancing device and rotation drive arrangement, the front end of gyration barrel has cutting assembly in order to realize cutting in order to form when rotating reinforced concrete structure the gyration barrel can follow the annular joint-cutting that gets into, advancing device is used for driving the gyration barrel removes along cutting feed direction, rotation drive arrangement is used for driving the gyration barrel rotates.
2. The segment breaking device according to claim 1, wherein the rotary cylinder includes rotary joints separated in the front-rear direction and joined in sequence, adjacent rotary joints are detachably and fixedly connected, and the rotary joint located at the most front side in the feeding direction among the rotary joints is provided with the cutting assembly.
3. The segment breaking device according to claim 2, further comprising a reaction force support system for abutting against the main channel segment, wherein the rear end of the propulsion device is fixedly mounted on the reaction force support system, the front end of the propulsion device is fixedly mounted with a mounting seat, the rear end of the rotation driving device is fixedly mounted on the mounting seat, and the front side rotation driving end is fixedly connected with the rotary cylinder.
4. The segment breaking device according to claim 3, further comprising a pressure detecting device disposed at an inner side wall of a front end of the rotary cylinder.
5. The duct piece breaking device according to claim 4, further comprising a grouting device capable of grouting the inner side wall of the front end of the rotary cylinder, wherein the pressure detection device controls the grouting device to stop grouting when detecting that the pressure value reaches a predetermined value.
6. A linkage channel construction system, comprising a linkage channel forming device, wherein the linkage channel forming device is used for feeding from an initiating end main channel to a receiving end main channel to form the linkage channel, and the linkage channel construction system is characterized by further comprising a segment breaking device according to any one of claims 1 to 5, the segment breaking device is arranged in the receiving end main channel, and the inner diameter of a rotary cylinder body of the segment breaking device is not less than the cutting outer diameter of the linkage channel forming device.
7. The communication channel construction system as claimed in claim 6, further comprising a driving system, wherein the communication channel forming device comprises a rotary shield body, the driving system comprises a clamping device capable of clamping the rotary shield body, a rotary driving device for driving the clamping device to rotate and a propelling device for driving the rotary shield body to move forward along the feeding direction of the rotary shield body, and a cutting device is arranged on the front side of the feeding direction of the rotary shield body.
8. The communication channel construction system according to claim 7, further comprising a rotary bearing, a starting sleeve, a first sealing device and a second sealing device, wherein the rotary bearing is located in the rotary shield body, the second sealing device is arranged between the rotary shield body and the rotary bearing, the starting sleeve is sleeved outside the rotary shield body, and the first sealing device is arranged between the starting sleeve and the rotary shield body.
9. The communication channel construction system of claim 8, further comprising an origination trolley located within the origination primary channel, one segment of the origination trolley being provided with the drive system and the origination seal assembly, respectively, and the other segments being provided with a hoist system, a hydraulic system, an electrical system, and a control system.
10. A construction method of a connecting channel is characterized by comprising the following steps:
feeding from the originating end main channel to the receiving end main channel through a communication channel forming device to form a communication channel;
operating the segment breaking device of any one of claims 1-5 to cut the receiving end segment to be butted against the communication channel forming device when the communication channel forming device reaches the receiving end main channel segment, the segment breaking device forming an annular slit with an inner diameter not smaller than an outer diameter of the communication channel forming device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110981399.6A CN113622929A (en) | 2021-08-25 | 2021-08-25 | Segment breaking device, and connection channel construction system and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110981399.6A CN113622929A (en) | 2021-08-25 | 2021-08-25 | Segment breaking device, and connection channel construction system and method |
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| Publication Number | Publication Date |
|---|---|
| CN113622929A true CN113622929A (en) | 2021-11-09 |
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| CN202110981399.6A Pending CN113622929A (en) | 2021-08-25 | 2021-08-25 | Segment breaking device, and connection channel construction system and method |
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| CN (1) | CN113622929A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115110973A (en) * | 2022-07-26 | 2022-09-27 | 北京建工土木工程有限公司 | Connecting channel pipe jacking construction backrest system and using method thereof |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10306685A (en) * | 1997-05-09 | 1998-11-17 | Hitachi Zosen Corp | Shield excavator and buried object removing method |
| FR3025829A1 (en) * | 2014-09-15 | 2016-03-18 | Bouygues Travaux Publics | METHOD AND INSTALLATION FOR MECHANIZED HOLLOWING OF A COMMUNICATION FRAME BETWEEN TWO CIRCULATION TUNNELS OR BETWEEN TWO VERTICAL WELLS. |
| US20160319664A1 (en) * | 2013-12-13 | 2016-11-03 | Sws Engineering S.P.A. | Procedure for the construction of cross passages in double pipe tunnels |
| CN106437735A (en) * | 2016-11-07 | 2017-02-22 | 中铁工程装备集团有限公司 | Shield tunneling machine for tunnel connecting passageway and connecting passageway tunneling method of shield tunneling machine |
| CN107060788A (en) * | 2016-09-19 | 2017-08-18 | 中铁隧道集团有限公司 | A kind of tunnel connection channel excavating device |
| CN107956477A (en) * | 2018-01-11 | 2018-04-24 | 中铁工程装备集团机电工程有限公司 | Shield service channel heading equipment |
| CN108590695A (en) * | 2018-05-30 | 2018-09-28 | 中山大学 | Service channel shield construction method and service channel |
| CN108691550A (en) * | 2018-06-29 | 2018-10-23 | 中铁工程装备集团有限公司 | A kind of vertical shaft shield machine constructed upwards by underground and its construction method |
| CN109339817A (en) * | 2018-08-30 | 2019-02-15 | 上海隧道工程有限公司 | Cutting control method for Mechanical Method service channel curved surface section of jurisdiction |
| CN110030011A (en) * | 2019-05-28 | 2019-07-19 | 中国铁建重工集团股份有限公司 | A kind of construction equipment and construction method for tunnel connection channel |
| CN110593884A (en) * | 2019-08-21 | 2019-12-20 | 中铁工程装备集团有限公司 | Connecting channel tunneling machine |
| CN112360477A (en) * | 2020-10-20 | 2021-02-12 | 中亿丰建设集团股份有限公司 | Tunneling equipment for tunnel communication channel |
| CN112746852A (en) * | 2021-01-21 | 2021-05-04 | 中亿丰建设集团股份有限公司 | Tunneling equipment and method for tunnel communication channel by means of flexible sleeve initial receiving |
-
2021
- 2021-08-25 CN CN202110981399.6A patent/CN113622929A/en active Pending
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10306685A (en) * | 1997-05-09 | 1998-11-17 | Hitachi Zosen Corp | Shield excavator and buried object removing method |
| US20160319664A1 (en) * | 2013-12-13 | 2016-11-03 | Sws Engineering S.P.A. | Procedure for the construction of cross passages in double pipe tunnels |
| FR3025829A1 (en) * | 2014-09-15 | 2016-03-18 | Bouygues Travaux Publics | METHOD AND INSTALLATION FOR MECHANIZED HOLLOWING OF A COMMUNICATION FRAME BETWEEN TWO CIRCULATION TUNNELS OR BETWEEN TWO VERTICAL WELLS. |
| CN107060788A (en) * | 2016-09-19 | 2017-08-18 | 中铁隧道集团有限公司 | A kind of tunnel connection channel excavating device |
| AU2017353067A1 (en) * | 2016-11-07 | 2019-06-20 | China Railway Engineering Equipment Group Co., Ltd. | Shield tunneling machine for tunnel connecting passageway and connecting passageway tunneling method thereof |
| CN106437735A (en) * | 2016-11-07 | 2017-02-22 | 中铁工程装备集团有限公司 | Shield tunneling machine for tunnel connecting passageway and connecting passageway tunneling method of shield tunneling machine |
| CN107956477A (en) * | 2018-01-11 | 2018-04-24 | 中铁工程装备集团机电工程有限公司 | Shield service channel heading equipment |
| CN108590695A (en) * | 2018-05-30 | 2018-09-28 | 中山大学 | Service channel shield construction method and service channel |
| CN108691550A (en) * | 2018-06-29 | 2018-10-23 | 中铁工程装备集团有限公司 | A kind of vertical shaft shield machine constructed upwards by underground and its construction method |
| CN109339817A (en) * | 2018-08-30 | 2019-02-15 | 上海隧道工程有限公司 | Cutting control method for Mechanical Method service channel curved surface section of jurisdiction |
| CN110030011A (en) * | 2019-05-28 | 2019-07-19 | 中国铁建重工集团股份有限公司 | A kind of construction equipment and construction method for tunnel connection channel |
| CN110593884A (en) * | 2019-08-21 | 2019-12-20 | 中铁工程装备集团有限公司 | Connecting channel tunneling machine |
| CN112360477A (en) * | 2020-10-20 | 2021-02-12 | 中亿丰建设集团股份有限公司 | Tunneling equipment for tunnel communication channel |
| CN112746852A (en) * | 2021-01-21 | 2021-05-04 | 中亿丰建设集团股份有限公司 | Tunneling equipment and method for tunnel communication channel by means of flexible sleeve initial receiving |
Non-Patent Citations (2)
| Title |
|---|
| 夏莎丽;: "苏州轨道交通1号线隧道设计施工方案的分析研究", 城市轨道交通研究, no. 06, pages 38 - 41 * |
| 王东武;: "盾构联络通道套管钻进法施工关键技术研究", 工程机械与维修, no. 01, pages 69 - 70 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115110973A (en) * | 2022-07-26 | 2022-09-27 | 北京建工土木工程有限公司 | Connecting channel pipe jacking construction backrest system and using method thereof |
| CN115110973B (en) * | 2022-07-26 | 2022-12-20 | 北京建工土木工程有限公司 | Connecting channel pipe jacking construction backrest system and using method thereof |
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