CN113235657A - Heavy-caliber immersed tube assembly and immersed tube method - Google Patents
Heavy-caliber immersed tube assembly and immersed tube method Download PDFInfo
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- CN113235657A CN113235657A CN202110478243.6A CN202110478243A CN113235657A CN 113235657 A CN113235657 A CN 113235657A CN 202110478243 A CN202110478243 A CN 202110478243A CN 113235657 A CN113235657 A CN 113235657A
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/063—Tunnels submerged into, or built in, open water
- E02D29/073—Tunnels or shuttering therefor assembled from sections individually sunk onto, or laid on, the water-bed, e.g. in a preformed trench
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/06—Constructions, or methods of constructing, in water
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Abstract
The invention provides a large-diameter immersed tube assembly and an immersed tube method, aiming at solving the defects of the prior art, the overturn of an immersed tube assembly end tube is realized by arranging a ground ox fixing point at the bank side, the immersed tube construction cost is reduced, the operation risk caused by asynchronous hoisting in the process of overturning the immersed tube end tube by a small floating crane is reduced, the immersed tube operation is convenient, and the water injection operation during immersed tube is convenient, so that the included angle between the end tube of the immersed tube assembly and the water surface is adjusted to 15 degrees, the lifting force used by a crane is minimum, the water injection operation is convenient, meanwhile, the ground ox convenient for construction is adopted, the immersed tube construction is convenient through the ground ox, the difficulty of immersed tube is reduced, and the immersed tube method has strong practicability.
Description
Technical Field
The invention relates to the related technical field of water conservancy construction, in particular to a large-diameter immersed tube assembly and a immersed tube method.
Background
In immersed tube construction, large reservoirs and lakes are often penetrated through inland, and large engineering ships in a plurality of immersed tube construction sites cannot reach the site. In particular, in the conventional method, a floating crane ship corresponding to the self weight of a large-caliber steel pipe assembly is required to be arranged to realize 90-degree overturning and pipe stabilizing sinking of an elbow of the immersed pipe assembly in the immersed pipe process, and a plurality of inland lake reservoirs do not have the condition that a large floating crane reaches the site. For example, the dead weight of the immersed tube assembly of the engineering of crossing the right river DN2200 in the Bai-color irrigated area in the northwest of the Guixi province is reached, and the floating crane above 200T can not sail to the construction site in a waterway because the navigation of the ship lock in the right river is limited. Therefore, the sinking pipe is seriously influenced, the traditional construction method faces a plurality of limitations in construction, and the construction difficulty of the sinking pipe is increased.
Disclosure of Invention
The invention provides a large-diameter immersed tube assembly and an immersed tube method, aiming at solving the defects of the prior art, the overturn of an immersed tube assembly end tube is realized by arranging a ground ox fixing point at the bank side, the immersed tube construction cost is reduced, the operation risk caused by asynchronous hoisting in the process of overturning the immersed tube end tube by a small floating crane is reduced, the immersed tube operation is convenient, and the water injection operation during immersed tube is convenient, so that the included angle between the end tube of the immersed tube assembly and the water surface is adjusted to 15 degrees, the lifting force used by a crane is minimum, the water injection operation is convenient, meanwhile, the ground ox convenient for construction is adopted, the immersed tube construction is convenient through the ground ox, the difficulty of immersed tube is reduced, and the immersed tube method has strong practicability.
In order to achieve the purpose of the invention, the following technology is adopted:
a large bore sinking tube assembly comprising:
a straight pipe;
the end pipe is obliquely communicated with two ends of the straight pipe;
the blind plates are arranged at the other end of the end pipe;
the water injection pipes are paired and are arranged on the blind plates;
the water injection valve is arranged on one water injection pipe;
the exhaust valve is arranged on the other water injection pipe;
the water injection pump is connected to the other end of the water injection valve;
the inner and outer sides of the straight pipe and the end pipe are both sprayed with anticorrosive paint.
A heavy caliber immersed tube assembly immersed tube method is used for the immersed tube of a heavy caliber city tube assembly, and comprises the following steps:
step 1: digging an underwater pipe groove;
step 2: floating the immersed tube assembly to the water surface at the underwater tube groove by a consignment ship;
and step 3: piling and positioning the upper and lower streams of the two end pipes;
and 4, step 4: arranging four bulls A1, B2, C3 and D4 at a water bank where two ends of the axis of the immersed tube assembly are located, wherein the A1 bulls and the B2 bulls are located on two sides of one end of the immersed tube assembly, the C3 bulls and the D4 bulls are located on two sides of the other end of the immersed tube assembly, and the four bulls are all fixed at an end tube of the immersed tube assembly through a traction cable;
and 5: arranging a crane at each of two ends of the immersed tube assembly, and sleeving slings on the cranes at two ends of the immersed tube assembly;
step 6: adjusting an included angle between two end pipes in the immersed tube assembly and the water surface through the crane in the step 5 so as to form an included angle of 15 degrees between the axis of the end pipe and the water surface;
and 7: after the step 6 is finished, arranging a floating assisting air bag at one end of the straight pipe, wherein the floating assisting air bag is positioned at the end of the exhaust valve, injecting water into the immersed pipe assembly through a water injection pump, wherein the water injection valve and the exhaust valve are both in an open state during water injection, the crane adjusts the angle between the end pipe and the water surface during water injection, and the crane and the floating assisting air bag are removed when the included angle between the axis of the end pipe and the water surface is 45 degrees;
and 8: and (3) beginning to sink the pipe, wherein the pulling cables are tightened by the A1 ground bulls and the D4 ground bulls, the pulling cables are loosened by the B2 ground bulls and the C3 ground bulls in the sinking process of the sinking pipe assembly, and the axis of the middle end pipe of the sinking pipe assembly forms an included angle of 90 degrees with the water surface until the sinking pipe assembly sinks into the underwater pipe groove.
Further, the ground beetle comprises:
the base station is embedded in the water bank underground;
the connecting component is arranged on the base station;
the lifting assembly is arranged on the connecting assembly;
the traction assembly is arranged on the lifting assembly;
the connecting assembly is used for connecting and fixing the lifting assembly and the base station, the lifting assembly is used for adjusting the height of the drawing assembly, and the drawing assembly is used for drawing and fixing the end pipe.
Further, the base station includes the main part, and the main part is the cuboid structure, all is equipped with four embedded pipes in four angles of main part, and embedded pipe is formed with the connection tooth along its axial with equal interval array, and the connection tooth that is located same high department is formed in embedded pipe with circumference array, and the main part is formed by concrete placement.
Further, coupling assembling includes the bottom plate, and four connecting elements have all been worn to four angles of bottom plate, and every connecting element all is equipped with a pair of locking mechanical system, and locking mechanical system is used for connecting element's locking, and connecting element wears in the embedded intraductal.
Further, the connecting elements is including wearing the pole in the bottom plate, and the lower extreme of wearing the pole is equipped with down the limit board, and the lower limit board is located the lower extreme of bottom plate, and lower limit board downwardly extending is equipped with down stretches the pole, and the outer wall of stretching the pole down is equipped with a plurality of locking tooth, and the locking tooth that is located same height department is located down the pole under being circumference array, and the axial locking tooth that stretches the pole along down is located down and stretches the pole under being equidistant array, and the upper end of wearing the pole is equipped with the board of changeing, goes up the board and upwards extends to be equipped with the rotor head.
Furthermore, the locking mechanism comprises an upper extension block, the lower ends of the two sides of the upper extension block are respectively provided with a pair of wing plates, the wing plates are respectively arranged on the bottom plate, the upper extension block is penetrated with a pair of telescopic rods, the outer side end of each telescopic rod is provided with an outer plate, the inner side end of each telescopic rod is provided with an inner plate, the inner plates are inwards extended and provided with inserting plates, a pair of springs are arranged between the inner plates and the upper extension block, the springs are respectively penetrated through the telescopic rods, upper extension columns are upwards extended and arranged on the upper extension blocks, sleeve frames are sleeved on the upper extension columns, connecting plates are outwards extended and arranged on the sleeve frames, the outer side ends of the connecting plates are provided with end plates, and lower inserting columns are downwards extended and arranged on the end plates;
slots are formed on two side walls of the upper rotating plate;
when the inserting plate penetrates through the inserting groove, the inserting plate is used for controlling the state of a downward extending rod, and the locking teeth are all positioned between every two adjacent connecting teeth;
when the flashboard moves out of the slot, the lower plug post is inserted into the inner side of the outer board.
Further, the lifting assembly comprises a pair of side plates arranged on the bottom plate, the lower ends of the outer sides of the side plates are respectively provided with an outward extending bottom plate in an outward extending mode, the outward extending bottom plates are respectively arranged on the bottom plates, the inner sides of the side plates are respectively provided with a concave part, the inner sides of the concave parts are respectively provided with a pair of trapezoidal guide bars, sliding blocks are respectively arranged in the concave parts, the sliding blocks are respectively provided with a rotating rod in an inward extending mode, the other ends of the rotating rods are respectively provided with an outward mounting plate, a connecting post is arranged between the outward mounting plates, one side of the connecting post is provided with a pair of mounting seats, the mounting seats are respectively arranged on adjusting screw rods, one end of each side plate is provided with an end fixing plate, each adjusting screw rod is screwed with a threaded cylinder, each threaded cylinder is arranged on the end fixing plate, the outer ends of the threaded cylinders are respectively provided with a driven gear, a driving gear is arranged between the driven gears, the outer ends of the driving gears are respectively provided with concave fixing members, the concave fixing members are arranged on the end fixing plates, and the outer ends of the driving gears are connected with driven bevel gears, the driven bevel gear is meshed with a driving bevel gear, the driving bevel gear is connected with a driving motor, the lower end of the driving motor is provided with an extension mounting plate, the extension mounting plate is mounted on an end fixing plate, the inner sides of one ends of the side plates are respectively provided with a rotating seat, and the rotating seats are respectively arranged on the rotating seat fixing plates in an inward extending manner;
the lifting assembly also comprises a plurality of pairs of scissor plates, and the scissor plates positioned on the same side are hinged with each other;
the scissors board includes first articulated slab, and the intermediate position department of first articulated slab is equipped with the hinge bar, and the hinge bar is equipped with the second articulated slab, and the bull stick is located to the lower extreme that is located the first articulated slab of bottom, and the seat is rotated to the second articulated slab that is located the bottom is located, and the first articulated slab that is located the top layer articulates there is articulated seat, and the second articulated slab that is located the top layer articulates there is well even board, and the upper end of well even board is equipped with the guide, and the guide has worn the guide rail, and the lifter plate is installed to the guide rail, and articulated seat is installed in the lifter plate.
Further, the traction assembly comprises a pair of discs, supporting plates are arranged between the discs in a circumferential array mode, the discs located at the lower end are installed on the lifting plate, a rotating motor is installed on the discs located at the upper end, an output shaft of the rotating motor is connected with a rope winding rod, the discs are arranged at two ends of the rope winding rod, the traction ropes are wound on the rope winding rod, outward protruding plates are formed on the discs in an outward extending mode, a pair of adjusting bearing seats are installed on two sides of each outward protruding plate, four guide rods are arranged between every two adjacent adjusting bearing seats located on the same vertical direction, an adjusting motor is installed on the adjusting bearing seats located at the upper end, output shafts of the adjusting motors are connected with screw rods, adjusting seats are screwed on the screw rods, connecting concave plates are installed between the adjusting seats, first mounting plates are arranged in an outward extending mode, guide cylinders are arranged on the first mounting plates in an outward extending mode, the traction ropes penetrate through the guide cylinders, and the other ends of the traction ropes are fixed on the end pipes.
The technical scheme has the advantages that:
the invention realizes the overturning of the end pipe of the immersed tube assembly by arranging the ground bulls fixed point at the water bank, reduces the construction cost of the immersed tube, reduces the operation risk caused by asynchronous lifting in the process of overturning the immersed tube end pipe by the small floating crane, is convenient for immersed tube operation, and is convenient for water injection operation during immersed tube, so that the included angle between the end pipe of the immersed tube assembly and the water surface is adjusted to 15 degrees, the lifting force used by a crane is minimum, and the water injection operation is convenient at the moment, and meanwhile, the ground bulls convenient for construction are adopted, and the immersed tube construction is convenient to carry out by the ground bulls, thereby reducing the difficulty of immersed tube, and having stronger practicability.
Drawings
Fig. 1 shows a cross-sectional view of a sinking tube assembly after sinking the tube.
Fig. 2 shows a longitudinal sectional view of the immersed tube assembly after the tube is immersed.
Fig. 3 shows a simple structural schematic of the sinking tube assembly.
Figure 4 shows the sink assembly after flooding.
Fig. 5 shows a perspective view of the sink pipe assembly.
Figure 6 shows a schematic of the ground cow placement points for sinking the tube assembly.
Fig. 7 is a diagram showing the relationship between the crane and the immersed tube when the immersed tube assembly is immersed in the tube.
Fig. 8 shows a perspective view of a cow.
Fig. 9 shows a perspective view of a cow.
Fig. 10 shows a three-dimensional structure diagram of a ground cow.
Fig. 11 shows an enlarged view at a.
Fig. 12 shows an enlarged view at B.
Fig. 13 shows an enlarged view at C.
Fig. 14 shows an enlarged view at D.
Fig. 15 shows an enlarged view at E.
Fig. 16 shows an enlarged view at F.
Fig. 17 shows an enlarged view at G.
Fig. 18 shows an enlarged view at H.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or the orientations or positional relationships that the products of the present invention are conventionally placed in when used, and are only used for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements to be referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
The terms "first," "second," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
The terms "parallel", "perpendicular", etc. do not require that the components be absolutely parallel or perpendicular, but may be slightly inclined. For example, "parallel" merely means that the directions are more parallel relative to "perpendicular," and does not mean that the structures are necessarily perfectly parallel, but may be slightly tilted.
Furthermore, the terms "substantially", and the like are intended to indicate that the relative terms are not necessarily strictly required, but may have some deviation. For example: "substantially equal" does not mean absolute equality, but because absolute equality is difficult to achieve in actual production and operation, certain deviations generally exist. Thus, in addition to absolute equality, "substantially equal" also includes the above-described case where there is some deviation. In this case, unless otherwise specified, terms such as "substantially", and the like are used in a similar manner to those described above.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 5 and 3, a heavy caliber sinking tube assembly comprises: a straight pipe 60; an end pipe 61 obliquely communicated with both ends of the straight pipe 60; a pair of blind plates 62, which are arranged at the other end of the end pipe 61; a pair of water injection pipes 63, which are arranged on the blind plate 62; a water injection valve 64 provided in one of the water injection pipes 63; an exhaust valve 65 provided in the other water injection pipe 63; a water injection pump 66 connected to the other end of the water injection valve 64; the inner side and the outer side of the straight pipe 60 and the end pipe 61 are both sprayed with anticorrosive paint.
Wherein the end pipe 61 that the slope set up can be according to specific topography structure, make things convenient for the connection between the pipeline, water injection valve 64 and discharge valve 65 conveniently carry out immersed tube assembly 6's water injection operation, water injection pump 66 can carry out the water injection when water injection valve 64 opens, and discharge valve 65 can be with the air escape in the immersed tube assembly 6, thereby conveniently carry out the water injection operation, and water injection valve 64 and discharge valve 65's setting avoids in the water admission pipe when the immersed tube, thereby produce the influence to the immersed tube operation, simultaneously in order to improve the life-span of immersed tube assembly 6, consequently there is anticorrosive paint in the outside and the inboard spraying of immersed tube assembly 6, and the setting of blind plate 62 can avoid in water entering immersed tube assembly 6.
As shown in fig. 1 to 7, a heavy caliber immersed tube assembly immersed tube method is used for an immersed tube of a heavy caliber urban tube assembly, and comprises the following steps:
step 1: digging an underwater pipe groove;
step 2: floating the immersed tube assembly 6 to the water surface at the underwater tube groove by a consignment ship;
and step 3: piling and positioning are carried out on the upstream and downstream of the two end pipes 61;
and 4, step 4: arranging four bulls A1, B2, C3 and D4 at the water bank where the two ends of the axis of the immersed tube assembly 6 are located, wherein the bulls A1 and the bulls B2 are located at the two sides of one end of the immersed tube assembly 6, the bulls C3 and the bulls D4 are located at the two sides of the other end of the immersed tube assembly 6, and the four bulls are all fixed at the end tube 61 of the immersed tube assembly 6 through traction cables;
and 5: arranging a crane 5 at each of two ends of the immersed tube assembly 6, and sleeving the suspension ropes on the cranes 5 at two ends of the immersed tube assembly;
step 6: adjusting an included angle between two end pipes 61 in the immersed tube assembly 6 and the water surface through the crane 5 in the step 5, so that an included angle of 15 degrees is formed between the axis of the end pipe 61 and the water surface;
and 7: after the step 6 is finished, arranging a floating assisting air bag at one end of the straight pipe 60, wherein the floating assisting air bag is positioned at the end of the exhaust valve 65, injecting water into the immersed pipe assembly 6 through a water injection pump 66, wherein the water injection valve 64 and the exhaust valve 65 are both in an open state during water injection, the crane 5 adjusts the angle between the end pipe 61 and the water surface during the water injection process, and the crane 5 and the floating assisting air bag are removed after the included angle between the axis of the end pipe 61 and the water surface is 45 degrees;
and 8: and (3) beginning to sink the pipe, wherein in the sinking process of the sinking pipe assembly 6, the A1 ground bulls and the D4 ground bulls tighten the traction cables, the B2 ground bulls and the C3 ground bulls loosen the traction cables, and the axis of the middle end pipe of the sinking pipe assembly 6 forms an included angle of 90 degrees with the water surface until the sinking pipe assembly sinks into the underwater pipe groove.
In the above-mentioned construction mode, do not need the ship to fix a position the immersed tube assembly, thereby conveniently carry out the immersed tube operation of pipe assembly 6 in the waters that can not go on the ship, confirm for the position of immersed tube assembly further, thereby make immersed tube assembly 6 be located underwater pipe groove department, wherein for the convenience injects the water of capacity in immersed tube assembly 6, conveniently carry out the immersed tube operation, consequently adjust the contained angle of immersed tube assembly 6 and surface of water earlier and be 15 degrees, when the contained angle of as 15 degrees, the lifting force of loop wheel machine 5 is lower and conveniently carries out the water injection. Then in the pipe sinking operation, when the angle between the end pipe 61 of the pipe sinking assembly 6 and the water surface is 45 degrees, the crane 5 is removed, at this time, the pipe sinking assembly 6 is fixed in position and pipe lowering operation is carried out by four bulls, in the pipe lowering operation, the four bulls A1, B2, C3 and D4 are mutually matched to finally complete the pipe sinking operation, and in the pipe sinking operation, in order to ensure the sinking position of the pipe sinking assembly 6, therefore, the positions of the A1 bulls and the D4 bulls are locked when the pipe sinking assembly 6 sinks, and the B2 bulls and the C3 bulls can enable the pipe sinking assembly 6 to move downwards, and the end pipe 61 vertically upwards places the pipe sinking assembly 6 in the underwater pipe groove.
As shown in fig. 8 to 18, the underground includes: the device comprises a base 1, a connecting assembly 2, a lifting assembly 3 and a pulling assembly 4. The base station 1 is embedded in the water bank underground; the connecting component 2 is arranged on the base station 1; the lifting component 3 is arranged on the connecting component 2; the traction component 4 is arranged on the lifting component 3; the connecting assembly 2 is used for connecting and fixing the lifting assembly 3 and the base platform 1, the lifting assembly 3 is used for adjusting the height of the pulling assembly 4, and the pulling assembly 4 is used for pulling and fixing the end pipe 61.
The base station 1 comprises a main body 10, the main body 10 is of a cuboid structure, four embedded pipes 11 are arranged in four corners of the main body 10, the embedded pipes 11 are formed with connecting teeth 12 in an equally-spaced array mode along the axial direction of the embedded pipes, the connecting teeth 12 located at the same height are formed in the embedded pipes 11 in a circumferential array mode, and the main body 10 is formed by pouring concrete.
The connecting assembly 2 comprises a bottom plate 20, four connecting members 22 are respectively penetrated at four corners of the bottom plate 20, each connecting member 22 is provided with a pair of locking mechanisms 21, the locking mechanisms 21 are used for locking the connecting members 22, and the connecting members 22 are penetrated in the embedded pipes 11.
The connecting member 22 includes a through rod penetrating through the bottom plate 20, a lower limiting plate is disposed at the lower end of the through rod, the lower limiting plate is located at the lower end of the bottom plate 20, a lower extending rod 222 is disposed on the lower limiting plate in a downwardly extending manner, a plurality of locking teeth 223 are disposed on the outer wall of the lower extending rod 222, the locking teeth 223 located at the same height are circumferentially arranged on the lower extending rod 222 in an array manner, the lower extending rod 222 is disposed on the lower extending rod 222 in an array manner at equal intervals along the axial locking teeth 223 of the lower extending rod 222, an upper rotating plate 220 is disposed at the upper end of the through rod, and a rotating head 221 is disposed on the upper rotating plate 220 in an upwardly extending manner.
The locking mechanism 21 comprises an upper extension block 210, a pair of wing plates 211 are arranged at the lower ends of the two sides of the upper extension block 210, the wing plates 211 are arranged on the bottom plate 20, a pair of telescopic rods 212 penetrate through the upper extension block 210, an outer plate 213 is arranged at the outer side end of each telescopic rod 212, an inner plate 2120 is arranged at the inner side end of each telescopic rod 212, an inserting plate 215 is arranged on each inner plate 2120 in an inward extending mode, a pair of springs 214 are arranged between each inner plate 2120 and the upper extension block 210, the springs 214 penetrate through the telescopic rods 212, an upper extension column 216 is arranged on the upper extension block 210 in an upward extending mode, a sleeve frame 217 is sleeved on each upper extension column 216, a connecting plate 218 is arranged on each sleeve frame 217 in an outward extending mode, an end plate 219 is arranged at the outer side end of each connecting plate 218, and a lower inserting column 2190 is arranged on each end 219 in a downward extending mode. The upper plate 220 has slots formed in both sidewalls thereof. When the insert plate 215 is inserted into the slot, the control of the state of the lower extension bar 222 is realized, and the locking teeth 223 are all positioned between two adjacent connecting teeth 12. When the insert plate 215 is moved out of the slot, the lower insert posts 2190 are inserted inside the outer plate 213.
The lifting component 3 comprises a pair of side plates 30 arranged on a bottom plate 20, the lower ends of the outer sides of the side plates 30 are respectively provided with an outward extending bottom plate 300 in an outward extending manner, the outward extending bottom plates 300 are respectively arranged on the bottom plate 20, the inner sides of the side plates 30 are respectively provided with a concave part 31, the inner sides of the concave parts 31 are respectively provided with a pair of trapezoidal guide strips 310, the concave parts 31 are respectively internally provided with a slide block 32, the slide blocks 32 are respectively internally provided with a rotating rod in an inward extending manner, the other ends of the rotating rods are respectively provided with an outer mounting plate 33, a connecting column 34 is arranged between the outer mounting plates 33, one side of the connecting column 34 is provided with a pair of mounting seats 35, the mounting seats 35 are respectively arranged on an adjusting screw rod 36, one end of the side plates 30 is provided with an end fixing plate 395, the adjusting screw rod 36 is respectively screwed with a threaded cylinder which is arranged on the end fixing plate 395, the outer ends of the threaded cylinder are respectively provided with a driven gear 37, a driving gear 39 is arranged between the driven gear 37, the outer ends of the driving gear 39 are provided with concave fixing pieces 390, the concave fixing pieces 390 which are arranged on the end fixing plate 395, the outer side end of the driving gear 39 is connected with a driven bevel gear 391, the driven bevel gear 391 is meshed with a driving bevel gear 392, the driving bevel gear 392 is connected with a driving motor 394, the lower end of the driving motor 394 is provided with an extension mounting plate 393, the extension mounting plate 393 is mounted on an end fixing plate 395, the inner sides of one ends of the side plates 30 are respectively provided with a rotation seat 396, and the rotation seats 397 are respectively arranged on the rotation seat 396 extending inwards;
the lifting component 3 also comprises a plurality of pairs of shear plates which are hinged with each other. The shear plate comprises a first hinge plate 399, a hinge rod 3990 is arranged in the middle of the first hinge plate 399, the hinge rod 3990 is provided with a second hinge plate 398, the lower end of the first hinge plate 399 positioned at the bottom layer is provided with a rotating rod, the second hinge plate 398 positioned at the bottom layer is provided with a rotating seat 397, the first hinge plate 399 positioned at the top layer is hinged with a hinge seat 3994, the second hinge plate 398 positioned at the top layer is hinged with a middle connecting plate 3991, the upper end of the middle connecting plate 3991 is provided with a guide piece 3992, a guide rail 3993 penetrates through the guide piece 3992, a lifting plate 3995 is installed on the guide rail 3993, and the hinge seat 3994 is installed on the lifting plate 3995.
The traction assembly 4 comprises a pair of disks 40, a support plate 41 is arranged between the disks 40 in a circumferential array, the disk 40 at the lower end is arranged on a lifting plate 3995, a rotating motor 42 is arranged on the disk 40 at the upper end, an output shaft of the rotating motor 42 is connected with a rope winding rod, two ends of the rope winding rod are respectively arranged on the disks 40, a traction rope 430 is wound on the rope winding rod, the disks 40 are respectively provided with an outer convex plate 400 extending outwards, two sides of each outer convex plate 400 are respectively provided with a pair of adjusting bearing seats 43, four guide rods 45 are respectively arranged between each pair of adjusting bearing seats 43 on the same vertical direction, the adjusting bearing seat 43 at the upper end is provided with an adjusting motor 44, an output shaft of the adjusting motor 44 is respectively connected with a screw 46, the screw 46 is respectively screwed with an adjusting seat 47, a connecting concave plate 48 is arranged between the adjusting seats 47, a first mounting plate 49 is arranged on the connecting concave plate 48 extending outwards, a guide cylinder 490 is arranged on the first mounting plate 49 extending outwards, the pulling rope 430 is inserted into the guide sleeve 490, and the other end of the pulling rope 430 is fixed to the end tube 61.
The ground ox is convenient to be dismantled and installed to make things convenient for immersed tube operation, can carry out altitude mixture control simultaneously according to actual conditions, thereby conveniently carry out the fixed at 6 both ends of immersed tube assembly, can stably carry out immersed tube operation, thereby ensure the stability and the accuracy nature of immersed tube.
In the specific operation, firstly, digging a foundation pit at a corresponding position, then pouring the base platform 1, connecting the lifting assembly 3 on the base platform 1 through the connecting assembly 2 after pouring, and fixing the traction rope 43 on the traction assembly 4 on the end pipe 61 after pouring.
Specifically, the stability of whole ground ox can be ensured in the setting of base station 1, avoids appearing the phenomenon of rocking in the construction to influence the precision of immersed tube, and the embedded pipe 11 of setting on base station 1 conveniently carries out coupling assembling 2 with connection tooth 12's connection operation, and when the construction completion back, the convenient dismantlement simultaneously.
Specifically, when the connecting assembly 2 is connected, the inserting plate 215 is firstly pulled out from the inserting groove, then the lower inserting column 2190 is inserted into the outer plate 213 to lock the position of the inserting plate 215, then the lower extending rod 222 is rotated through the rotating head 221, so that the locking teeth 223 are located between two adjacent connecting teeth 12, then the locking effect of the lower inserting column 2190 is cancelled, the inserting plate 215 penetrates through the inserting groove, the lower extending rod 222 is locked through the inserting plate 215, the disassembly and assembly are convenient to carry out in this way, and meanwhile, the assembly stability can be ensured after the connection.
Specifically, when the lifting component 3 drives the pulling component 4 to perform lifting movement, the driving motor 394 is started, the drive bevel gears 392 are rotated by the drive motor 394, and rotation of the drive bevel gears 392 will rotate the drive gear 39, and rotation of the driving gear 39 will cause rotation of the two driven gears 37, and rotation of the driven gears 37 will cause rotation of the threaded cylinders, the rotation of the threaded cylinder will make the adjusting screw rod 36 move, and the movement of the adjusting screw rod 36 will drive the sliding block 32 to move along the length direction of the trapezoidal guide strip 310, and movement of the slide 32 will cause the angle between the first hinge plate 399 and the second hinge plate 398 to change, as the lift plate 3995 moves upward, the angle between the first hinge plate 399 and the second hinge plate 398 decreases, as the lift plate 3995 moves downward, the angle between the first hinge plate 399 and the second hinge plate 398 increases. This lifting manner facilitates a strong stability of the adjustment of the pulling assembly 4.
Specifically, when sinking the pipe, tractive subassembly 4 when receiving and releasing, drive around the rope pole through rotating motor 42 and rotate, and the rotation of around the rope pole will accomplish the winding operation of haulage rope 43, and haulage rope 43 is when receiving and releasing, adjusting motor 44 starts, screw rod 46 rotates under adjusting motor 44's drive, and the rotation of screw rod 46 will drive and adjust seat 47 and carry out the motion along the axial of guide bar 45, and adjust seat 47 will drive guide cylinder 490 and carry out reciprocating motion when moving, and guide cylinder 490 plays spacing effect to the haulage rope, and this kind of motion of guide cylinder 490 can be with the haulage rope winding on around the rope pole uniformly, can improve the accuracy of sinking the pipe simultaneously when sinking the pipe, wherein the setting of backup pad 41 can support disc 40, simultaneously, in operation can also carry out safety protection.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and it is apparent that those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (9)
1. A heavy caliber immersed tube assembly, comprising:
a straight pipe (60);
an end pipe (61) obliquely communicated with two ends of the straight pipe (60);
a pair of blind plates (62) which are arranged at the other end of the end pipe (61);
a pair of water injection pipes (63) which are arranged on the blind plate (62);
a water injection valve (64) provided in one of the water injection pipes (63);
an exhaust valve (65) provided in the other water injection pipe (63);
a water injection pump (66) connected to the other end of the water injection valve (64);
the inner side and the outer side of the straight pipe (60) and the end pipe (61) are both sprayed with anticorrosive paint.
2. A heavy caliber immersed tube assembly immersed tube method, which is used for the immersed tube of the heavy caliber city tube assembly as the claim 1, and comprises the following steps:
step 1: digging an underwater pipe groove;
step 2: floating the immersed tube assembly (6) to the water surface at the underwater tube groove by a consignment ship;
and step 3: piling and positioning are carried out on the upstream and the downstream of the two end pipes (61);
and 4, step 4: arranging four bulls A1, B2, C3 and D4 at a water bank where two ends of the axis of the immersed tube assembly (6) are located, wherein the A1 bulls and the B2 bulls are located on two sides of one end of the immersed tube assembly (6), the C3 bulls and the D4 bulls are located on two sides of the other end of the immersed tube assembly (6), and the four bulls are all fixed at an end tube (61) of the immersed tube assembly (6) through a traction cable;
and 5: two ends of the immersed tube assembly (6) are respectively provided with a crane (5), and slings on the cranes (5) are sleeved at two ends of the immersed tube assembly;
step 6: adjusting an included angle between two end pipes (61) in the immersed pipe assembly (6) and the water surface through the crane (5) in the step (5) so as to form an included angle of 15 degrees between the axis of the end pipe (61) and the water surface;
and 7: after the step 6 is finished, arranging a floating assisting air bag at one end of the straight pipe (60), wherein the floating assisting air bag is positioned at the end of the exhaust valve (65), then injecting water into the immersed pipe assembly (6) through a water injection pump (66), wherein a water injection valve (64) and the exhaust valve (65) are both in an open state during water injection, the crane (5) adjusts the angle between the end pipe (61) and the water surface in the water injection process, and the crane (5) and the floating assisting air bag are removed after the included angle between the axis of the end pipe (61) and the water surface is 45 degrees;
and 8: and (3) beginning to sink the pipe, wherein in the sinking process of the sinking pipe assembly (6), the pulling cables are tightened by the A1 ground cows and the D4 ground cows, the pulling cables are loosened by the B2 ground cows and the C3 ground cows, and the axis of the middle end pipe of the sinking pipe assembly (6) forms an included angle of 90 degrees with the water surface until the sinking pipe assembly sinks into the underwater pipe groove.
3. The heavy caliber sinking pipe assembly sinking method of claim 2, wherein the underground bulls comprise:
the base platform (1) is embedded in the water bank underground;
a connecting assembly (2) provided on the base (1);
the lifting component (3) is arranged on the connecting component (2);
the traction assembly (4) is arranged on the lifting assembly (3);
the connecting assembly (2) is used for connecting and fixing the lifting assembly (3) and the base platform (1), the lifting assembly (3) is used for adjusting the height of the drawing assembly (4), and the drawing assembly (4) is used for drawing and fixing the end pipe (61).
4. The heavy caliber immersed tube assembly immersed tube method according to claim 3, wherein the base platform (1) comprises a main body (10), the main body (10) is of a cuboid structure, four embedded tubes (11) are arranged in four corners of the main body (10), the embedded tubes (11) are axially provided with connecting teeth (12) in an equally spaced array, the connecting teeth (12) at the same height are circumferentially formed on the embedded tubes (11), and the main body (10) is formed by pouring concrete.
5. The heavy caliber sinking pipe assembly sinking method of claim 4, wherein the connecting assembly (2) comprises a bottom plate (20), four connecting members (22) are respectively penetrated at four corners of the bottom plate (20), each connecting member (22) is provided with a pair of locking mechanisms (21), the locking mechanisms (21) are used for locking the connecting members (22), and the connecting members (22) are penetrated in the embedded pipes (11).
6. The heavy caliber sinking pipe assembly sinking method of claim 5, wherein the connecting member (22) comprises a penetrating rod penetrating through the bottom plate (20), the lower end of the penetrating rod is provided with a lower limiting plate, the lower limiting plate is arranged at the lower end of the bottom plate (20), the lower limiting plate is provided with a lower stretching rod (222) extending downwards, the outer wall of the lower stretching rod (222) is provided with a plurality of locking teeth (223), the locking teeth (223) at the same height are arranged on the lower stretching rod (222) in a circumferential array, the locking teeth (223) along the axial direction of the lower stretching rod (222) are arranged on the lower stretching rod (222) in an equally spaced array, the upper end of the penetrating rod is provided with an upper rotating plate (220), and the upper rotating plate (220) is provided with a rotating head (221) extending upwards.
7. The heavy-calibre immersed tube assembly immersed tube method according to claim 6, wherein the locking mechanism (21) comprises an upper extension block (210), the lower ends of both sides of the upper extension block (210) are respectively provided with a pair of wing plates (211), the wing plates (211) are respectively arranged on the bottom plate (20), the upper extension block (210) is penetrated by a pair of telescopic rods (212), the outer side end of each telescopic rod (212) is provided with an outer plate (213), the inner side end of each telescopic rod (212) is provided with an inner plate (2120), the inner plate (2120) is internally provided with an inserting plate (215) in an extending manner, a pair of springs (214) are arranged between the inner plate (2120) and the upper extension block (210), the springs (214) are respectively penetrated by the telescopic rods (212), the upper extension block (210) is upwards provided with an upper extension column (216), the upper extension column (216) is sleeved with a sleeve frame (217), the sleeve frame (217) is outwards provided with a connecting plate (218) in an extending manner, the outer side end of the connecting plate (218) is provided with an end plate (219), the end plate (219) is provided with a lower insert column (2190) extending downwards;
slots are formed on two side walls of the upper rotating plate (220);
when the inserting plate (215) penetrates through the inserting groove, the inserting plate is used for controlling the state of a lower extending rod (222), and the locking teeth (223) are located between every two adjacent connecting teeth (12);
when the insert plate (215) is moved out of the slot, the lower insert column (2190) is inserted inside the outer plate (213).
8. The heavy caliber immersed tube assembly sinking method according to claim 7, wherein the lifting component (3) comprises a pair of side plates (30) arranged on the bottom plate (20), the lower ends of the outer sides of the side plates (30) are respectively provided with an outward extending bottom plate (300) in an outward extending manner, the outward extending bottom plates (300) are respectively arranged on the bottom plate (20), the inner sides of the side plates (30) are respectively provided with a concave part (31), the inner sides of the concave parts (31) are respectively arranged on a pair of trapezoidal guide bars (310), the concave parts (31) are respectively provided with a slide block (32), the slide blocks (32) are respectively provided with a rotating rod in an inward extending manner, the other ends of the rotating rods are respectively provided with an outer mounting plate (33), a connecting column (34) is arranged between the outer mounting plates (33), one side of the connecting column (34) is provided with a pair of mounting seats (35), the mounting seats (35) are respectively arranged on an adjusting screw rod (36), one end fixing plates (395) are arranged at one end of the side plates (30), the adjusting screw rods (36) are all screwed with threaded cylinders, the threaded cylinders are arranged on end fixing plates (395), driven gears (37) are arranged at the outer side ends of the threaded cylinders, driving gears (39) are arranged between the driven gears (37), concave fixing parts (390) are arranged at the outer side ends of the driving gears (39), the concave fixing parts (390) are installed on the end fixing plates (395), driven bevel teeth (391) are connected to the outer side ends of the driving gears (39), driving bevel teeth (392) are meshed with the driven bevel teeth (391), the driving bevel teeth (392) are connected with driving motors (394), extension installation plates (393) are installed at the lower ends of the driving motors (393), the extension installation plates (393) are installed on the end fixing plates (395), swivel seat fixing plates (396) are installed on the inner sides of one ends of the side plates (30), and swivel seats (397) are arranged on the swivel seat fixing plates (396) in an inward extending mode;
the lifting assembly (3) also comprises a plurality of pairs of shear plates, and the shear plates positioned on the same side are hinged with each other;
the scissors board includes first articulated board (399), the intermediate position department of first articulated board (399) is equipped with hinge bar (3990), hinge bar (3990) are equipped with second articulated board (398), the lower extreme that is located first articulated board (399) of bottom locates the bull stick, second articulated board (398) that is located the bottom are located and are rotated seat (397), first articulated board (399) that is located the top layer articulates there is articulated seat (3994), second articulated board (398) that is located the top layer articulates there is well even board (3991), the upper end of well even board (3991) is equipped with guide (3992), guide (3992) have worn guide rail (3993), lifter plate (3995) are installed to guide rail (3993), install in lifter plate (3995) hinge seat (3994).
9. The heavy caliber sinking pipe assembly sinking method of claim 8, wherein the pulling assembly (4) comprises a pair of discs (40), support plates (41) are arranged between the discs (40) in a circumferential array, the disc (40) at the lower end is mounted on a lifting plate (3995), a rotating motor (42) is mounted on the disc (40) at the upper end, an output shaft of the rotating motor (42) is connected with a rope winding rod, both ends of the rope winding rod are respectively arranged on the discs (40), a pulling rope (430) is wound on the rope winding rod, outer convex plates (400) are formed by the discs (40) in an outward extending manner, a pair of adjusting bearing seats (43) are respectively mounted on both sides of each outer convex plate (400), four guide rods (45) are respectively arranged between each pair of adjusting bearing seats (43) positioned on the same vertical direction, and an adjusting motor (44) is mounted on the adjusting bearing seat (43) at the upper end, the output shaft of adjusting motor (44) all is connected with screw rod (46), and screw rod (46) all have adjusted seat (47) soon, install between adjusting seat (47) and connect notch board (48), connect notch board (48) and outwards be equipped with first mounting panel (49) with extending, first mounting panel (49) outwards extend and be equipped with guide tube (490), and guide tube (490) are worn in traction rope (430), and the other end of traction rope (430) is fixed in end pipe (61).
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| CN202110478243.6A CN113235657B (en) | 2021-04-30 | 2021-04-30 | Heavy-caliber immersed tube assembly and immersed tube method |
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Citations (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003139272A (en) * | 2001-10-31 | 2003-05-14 | Nippon Steel Corp | Pipe body laying method below water bottom |
| US20050201833A1 (en) * | 2004-03-11 | 2005-09-15 | Duncan Kenneth R. | Method and apparatus for laying pipe on an incline |
| US20060283369A1 (en) * | 2005-05-24 | 2006-12-21 | Subsea 7 Bv | Method of transporting an elongate member |
| KR20140055059A (en) * | 2012-10-30 | 2014-05-09 | 한국해양과학기술원 | Submerged tunnel module structure and construction method thereof using concrete filled column with double steel |
| CN105952967A (en) * | 2016-06-01 | 2016-09-21 | 天津市城安热电有限公司 | Pipe immersing operation method for immersing pipe by using floating balls |
| CN106015737A (en) * | 2016-06-14 | 2016-10-12 | 中国葛洲坝集团第工程有限公司 | Construction method for integral installation of river-crossing sinking pipe |
| CN106120859A (en) * | 2016-07-02 | 2016-11-16 | 天鸿建设集团有限公司 | A kind of construction method of many pipeline sections immersed tube river crossing |
| CN107676104A (en) * | 2017-11-03 | 2018-02-09 | 中交公路规划设计院有限公司 | Integrated immersed tube tube coupling and its installation method, the installation closure method of immersed tube tube coupling |
| CN107763307A (en) * | 2017-09-27 | 2018-03-06 | 广西建工集团第五建筑工程有限责任公司 | A kind of water filling nature immersed tube crosses the installation method of river pipeline |
| CN107830244A (en) * | 2017-08-11 | 2018-03-23 | 云南建投安装股份有限公司 | Inland lake water intaking siphon piping installation method |
| CN108050301A (en) * | 2017-11-01 | 2018-05-18 | 中交四航局第二工程有限公司 | A kind of great diameter and long HDPE pipelines immersing method |
| CN108222069A (en) * | 2017-08-10 | 2018-06-29 | 北京九州动脉隧道技术有限公司 | A kind of underwater immersed tube, the device and construction method for setting up underwater immersed tube |
| CN108239999A (en) * | 2017-08-10 | 2018-07-03 | 北京九州动脉隧道技术有限公司 | A kind of immersed tube tunnel and its construction method |
| CN108488485A (en) * | 2018-04-03 | 2018-09-04 | 航天晨光股份有限公司 | A kind of naval vessel Large Diameter Pipeline delivery hose suspension arrangement and its installation method |
| CN111395397A (en) * | 2020-03-20 | 2020-07-10 | 华侨大学 | Bending type immersed tube anti-deformation structure and construction method |
| KR102170561B1 (en) * | 2020-03-17 | 2020-10-27 | (주)세정엔지니어링 | Eco-friendly open-type electric power line river crossing method using pipeline protection PC culvert |
| CN111877402A (en) * | 2020-07-31 | 2020-11-03 | 广船国际有限公司 | Construction method of immersed tunnel pipe joint |
| CN112195971A (en) * | 2020-10-21 | 2021-01-08 | 厦门理工学院 | Marine fixed anchor fixes immersed tube device |
| CN112252367A (en) * | 2020-11-17 | 2021-01-22 | 中交第四航务工程局有限公司 | Negative buoyancy immersed tube and prefabricating method thereof |
| CN212506416U (en) * | 2020-05-22 | 2021-02-09 | 中交第二航务工程勘察设计院有限公司 | Mounting tool for super-huge immersed tunnel pipe joint |
-
2021
- 2021-04-30 CN CN202110478243.6A patent/CN113235657B/en active Active
Patent Citations (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003139272A (en) * | 2001-10-31 | 2003-05-14 | Nippon Steel Corp | Pipe body laying method below water bottom |
| US20050201833A1 (en) * | 2004-03-11 | 2005-09-15 | Duncan Kenneth R. | Method and apparatus for laying pipe on an incline |
| US20060283369A1 (en) * | 2005-05-24 | 2006-12-21 | Subsea 7 Bv | Method of transporting an elongate member |
| KR20140055059A (en) * | 2012-10-30 | 2014-05-09 | 한국해양과학기술원 | Submerged tunnel module structure and construction method thereof using concrete filled column with double steel |
| CN105952967A (en) * | 2016-06-01 | 2016-09-21 | 天津市城安热电有限公司 | Pipe immersing operation method for immersing pipe by using floating balls |
| CN106015737A (en) * | 2016-06-14 | 2016-10-12 | 中国葛洲坝集团第工程有限公司 | Construction method for integral installation of river-crossing sinking pipe |
| CN106120859A (en) * | 2016-07-02 | 2016-11-16 | 天鸿建设集团有限公司 | A kind of construction method of many pipeline sections immersed tube river crossing |
| CN108222069A (en) * | 2017-08-10 | 2018-06-29 | 北京九州动脉隧道技术有限公司 | A kind of underwater immersed tube, the device and construction method for setting up underwater immersed tube |
| CN108239999A (en) * | 2017-08-10 | 2018-07-03 | 北京九州动脉隧道技术有限公司 | A kind of immersed tube tunnel and its construction method |
| CN107830244A (en) * | 2017-08-11 | 2018-03-23 | 云南建投安装股份有限公司 | Inland lake water intaking siphon piping installation method |
| CN107763307A (en) * | 2017-09-27 | 2018-03-06 | 广西建工集团第五建筑工程有限责任公司 | A kind of water filling nature immersed tube crosses the installation method of river pipeline |
| CN108050301A (en) * | 2017-11-01 | 2018-05-18 | 中交四航局第二工程有限公司 | A kind of great diameter and long HDPE pipelines immersing method |
| CN107676104A (en) * | 2017-11-03 | 2018-02-09 | 中交公路规划设计院有限公司 | Integrated immersed tube tube coupling and its installation method, the installation closure method of immersed tube tube coupling |
| CN108488485A (en) * | 2018-04-03 | 2018-09-04 | 航天晨光股份有限公司 | A kind of naval vessel Large Diameter Pipeline delivery hose suspension arrangement and its installation method |
| KR102170561B1 (en) * | 2020-03-17 | 2020-10-27 | (주)세정엔지니어링 | Eco-friendly open-type electric power line river crossing method using pipeline protection PC culvert |
| CN111395397A (en) * | 2020-03-20 | 2020-07-10 | 华侨大学 | Bending type immersed tube anti-deformation structure and construction method |
| CN212506416U (en) * | 2020-05-22 | 2021-02-09 | 中交第二航务工程勘察设计院有限公司 | Mounting tool for super-huge immersed tunnel pipe joint |
| CN111877402A (en) * | 2020-07-31 | 2020-11-03 | 广船国际有限公司 | Construction method of immersed tunnel pipe joint |
| CN112195971A (en) * | 2020-10-21 | 2021-01-08 | 厦门理工学院 | Marine fixed anchor fixes immersed tube device |
| CN112252367A (en) * | 2020-11-17 | 2021-01-22 | 中交第四航务工程局有限公司 | Negative buoyancy immersed tube and prefabricating method thereof |
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|---|---|
| CN113235657B (en) | 2022-11-08 |
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