CN110421332B - Steel pipe butt joint device with protective structure for pipe jacking construction - Google Patents
Steel pipe butt joint device with protective structure for pipe jacking construction Download PDFInfo
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- CN110421332B CN110421332B CN201910731455.3A CN201910731455A CN110421332B CN 110421332 B CN110421332 B CN 110421332B CN 201910731455 A CN201910731455 A CN 201910731455A CN 110421332 B CN110421332 B CN 110421332B
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- frame
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- steel pipe
- clamping strip
- rocker
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P19/00—Machines for simply fitting together or separating metal parts or objects, or metal and non-metal parts, whether or not involving some deformation; Tools or devices therefor so far as not provided for in other classes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L1/00—Laying or reclaiming pipes; Repairing or joining pipes on or under water
- F16L1/024—Laying or reclaiming pipes on land, e.g. above the ground
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bridges Or Land Bridges (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention provides a steel pipe butt joint device with a protective structure for pipe jacking construction, which comprises a top plate, a screw jack, a telescopic rod, a lead screw, an S slide block, a steel pipe frame, a movable frame, a guide cylinder A, a guide cylinder B, an auxiliary clamping strip, a tooth-shaped rubber strip, a rotating block and a spring telescopic rod, wherein the guide cylinder A is arranged on the top plate; the bottom of the top plate is fixedly connected with a screw jack and a telescopic rod through bolts, the screw jack and the telescopic rod are arranged, and the bottom of the top plate is fixedly connected with a fixing frame through bolts; two groups of transverse frames are integrally arranged on two sides of the top plate, and the bottoms of the outer ends of the transverse frames are provided with damping structures and mountain wheels through bolts; through being provided with steel pipe frame and thrust frame, can provide complete protect function for interfacing apparatus, carry out the surrounding type protection with the outside of steel pipe to keep balance when the butt joint steel pipe, simultaneously, the thrust frame is the tilting design, can increase the balance when butt joint pressure guarantees the butt joint, cooperation rocker and carriage release lever control press from both sides tight strip and vice clamp strip are fixed to the steel pipe.
Description
Technical Field
The invention relates to the technical field of pipe jacking construction, in particular to a steel pipe butt joint device with a protective structure for pipe jacking construction.
Background
The pipe jacking technology is a trenchless tunneling type pipeline laying construction technology used for municipal construction. The method has the advantages of no influence on the surrounding environment or less influence, small construction site and low noise. And can go deep into the underground operation, this is the incomparable advantage of excavation pipe laying, and non-excavation engineering technology has thoroughly solved the pipeline and has buried the difficult problems such as destruction to city building and the jam of road traffic in the construction thoroughly, shows its advantage in the aspect of stable soil layer and environmental protection.
Based on the aforesaid, the interfacing apparatus who uses at present mainly through bear by the steel pipe bottom and lift the fixed propulsion of steel pipe, and the location is not accurate, and the inconvenience is taken out interfacing apparatus after the construction finishes, and the inconvenient butt joint that removes.
In view of the above, the present invention provides a steel pipe butting device having a protective structure for pipe jacking construction, which is improved in view of the existing structure and defects, so as to achieve the purpose of higher practical value.
Disclosure of Invention
Problem (A)
In summary, the invention provides a steel pipe butt joint device with a protective structure for pipe jacking construction, which solves the problems that the existing butt joint device is not accurate in positioning, inconvenient to take out after construction and inconvenient to move for butt joint because the steel pipe is fixed and lifted mainly by bearing the bottom of the steel pipe through the structural and functional improvement.
(II) technical scheme
The invention provides a steel pipe butt joint device with a protective structure for pipe jacking construction, which is used for butt joint of steel pipes for pipe jacking construction. The invention provides a steel pipe butt joint device with a protective structure for pipe jacking construction, which specifically comprises the following steps:
the device comprises a top plate, a screw jack, a telescopic rod, a fixed frame, a lead screw, an S slide block, a steel tube frame, a movable frame, a tube frame, a guide tube A, a guide tube B, a motor, a thrust frame, a guide rod, a rocker frame, a rocker block, a clamping strip, a movable rod, an auxiliary clamping strip, a tooth-shaped rubber strip, a rotating block and a spring telescopic rod; the bottom of the top plate is fixedly connected with a screw jack and a telescopic rod through bolts, the screw jack and the telescopic rod are arranged, and the bottom of the top plate is fixedly connected with a fixing frame through bolts; two groups of transverse frames are integrally arranged on two sides of the top plate, and the bottoms of the outer ends of the transverse frames are provided with damping structures and mountain wheels through bolts; the bottom of the fixing frame is movably provided with a lead screw through a bearing, and the lead screw is movably provided with an S slide block through a threaded connection matched motor.
Preferably, the fixed frame and the bottom of the S slide block are both fixedly provided with a steel tube frame through bolts, and the inner sides of the bottoms of the steel tube frames are both movably provided with thrust frames through matching of a motor and a lead screw; the outer side of the thrust frame is of an inclined plane structure, and the thickness of the top of the thrust frame is larger than that of the bottom of the thrust frame.
Preferably, the bottom of the steel tube frame is integrally provided with a barrel frame, and a movable frame is directly arranged at the joint of the barrel frame and the steel tube frame; twelve groups of guide cylinders A are integrally arranged at the outer side of the cylinder frame and the middle of the movable frame.
Preferably, twelve groups of guide rods and twelve groups of rocker racks are integrally arranged on the flat side of the thrust frame; twelve groups of guide cylinders B are integrally arranged on the outer side of the cylinder frame, and the guide rods are movably arranged in the guide cylinders B.
Preferably, one side of the top of the clamping strip is uniformly provided with moving rods in a whole body mode, and the tops of the moving rods are provided with screw holes; the movable rod penetrates through the guide cylinder A from the inside of the cylinder frame and is fixedly provided with a rocker block through a bolt, and the rocker block is externally provided with a rocker and is movably connected with the rocker frame through a rotating shaft.
Preferably, the outer sides of the bottoms of the clamping strips are all provided with inclined surface structures, and the bottoms of the outer sides of the clamping strips are movably provided with auxiliary clamping strips through hinged connection; the auxiliary clamping strip can be limited to rotate to the position where the bottom of the clamping strip is attached through hinged connection.
Preferably, the bottoms of the auxiliary clamping strips are all arranged into a groove strip structure, and the bottom surfaces of two groups of strip structures at the inner sides of the bottoms of the auxiliary clamping strips are both arranged into an inwards-rising inclined plane structure; and the strip-shaped structures on two sides of the bottom of the auxiliary clamping strip are externally and fixedly provided with tooth-shaped adhesive tapes through bonding.
Preferably, the middle of the end part of the inclined plane structure of the clamping strip is provided with an opening structure, and two sides of the inner wall of the opening of the clamping strip are horizontally provided with two groups of strip-shaped holes; the bar hole is movably provided with a rotating block through a rotating shaft, and a spring telescopic rod is movably connected between the rotating block and the auxiliary clamping strip through the rotating shaft.
(III) advantageous effects
The invention provides a steel pipe butting device with a protective structure for pipe jacking construction, which can provide a complete protective function for the butting device by arranging a steel pipe frame and a thrust frame, carry out surrounding type protection on the outside of a steel pipe, keep balance when butting the steel pipe, simultaneously increase butting pressure to ensure balance when butting by adopting an inclined design of the thrust frame, and match a rocker and a moving rod to control a clamping strip and an auxiliary clamping strip to fix the steel pipe.
Secondly, the setting of vice clamping strip and dentate adhesive tape provides strong and effectual fixed function for interfacing apparatus, can increase frictional force through ditch strip structure and dentate structure, and the great frictional force of cooperation is fixed the steel pipe, and stability is strong, the control of being convenient for.
Furthermore, the setting of commentaries on classics piece and spring telescopic link provides the expansion force for vice clamping strip, when interfacing apparatus unoperated state, can advance the location with the steel pipe, through providing auxiliary stress for interfacing apparatus, guarantees that vice clamping strip's outside stress is greater than vice clamping strip's inboard pressure when vice clamping strip contacts with the steel pipe.
Drawings
FIG. 1 is a schematic perspective view of an embodiment of the present invention;
FIG. 2 is a schematic top view of an embodiment of the present invention;
FIG. 3 is a schematic perspective view of a steel tube frame according to an embodiment of the present invention;
FIG. 4 is a schematic perspective rear view of a steel tube frame according to an embodiment of the present invention;
FIG. 5 is a schematic perspective view of a clamping bar according to an embodiment of the present invention;
FIG. 6 is a schematic bottom perspective view of a clamping bar according to an embodiment of the present invention;
FIG. 7 is an enlarged partial structural view of part A in the embodiment of the present invention;
FIG. 8 is an enlarged partial structural view of a portion B in the embodiment of the present invention;
in fig. 1 to 8, the correspondence between the part names or lines and the reference numbers is:
1. the device comprises a top plate, 2, a screw jack, 3, a telescopic rod, 4, a fixed frame, 5, a screw rod, 6, an S sliding block, 7, a steel pipe frame, 701, a movable frame, 702, a barrel frame, 703, a guide barrel A, 704, a guide barrel B, 8, a motor, 9, a thrust frame, 901, a guide rod, 902, a rocker frame, 903, a rocker, 904, a rocker block, 10, a clamping strip, 1001, a movable rod, 11, an auxiliary clamping strip, 1101, a tooth-shaped rubber strip, 12, a rotating block, 1201 and a spring telescopic rod.
Detailed Description
The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Please refer to fig. 1 to 8.
In order to solve the problem of the steel pipe butt joint device with the protective structure for pipe jacking construction in the prior art, the invention provides a steel pipe butt joint device with the protective structure for pipe jacking construction, which is used for butt joint of steel pipes for pipe jacking construction, and comprises the following steps: the device comprises a top plate 1, a screw jack 2, an expansion link 3, a fixed frame 4, a lead screw 5, an S slide block 6, a steel tube frame 7, a movable frame 701, a tube frame 702, a guide tube A703, a guide tube B704, a motor 8, a thrust frame 9, a guide rod 901, a rocker frame 902, a rocker 903, a rocker block 904, a clamping strip 10, a movable rod 1001, an auxiliary clamping strip 11, a tooth-shaped rubber strip 1101, a rotating block 12 and a spring expansion link 1201; the bottom of the top plate 1 is fixedly connected with a screw jack 2 and a telescopic rod 3 through bolts, the screw jack 2 and the telescopic rod 3 are arranged, and the bottom of the top plate is fixedly connected with a fixed frame 4 through bolts; two groups of transverse frames are integrally arranged on two sides of the top plate 1, and the bottom of the outer end of each transverse frame is provided with a damping structure and mountain wheels through bolts; the bottom of the fixed frame 4 is movably provided with a lead screw 5 through a bearing, and the lead screw 5 is movably provided with an S slide block 6 through a threaded connection matched motor.
The bottom parts of the fixed frame 4 and the S sliding block 6 are both fixedly provided with a steel tube frame 7 through bolts, and the inner sides of the bottom parts of the steel tube frame 7 are both movably provided with a thrust frame 9 through a motor 8 matched with a lead screw; the outside of thrust frame 9 is the inclined plane structure, and the thickness of thrust frame 9 top is greater than the thickness of thrust frame 9 bottom, can increase the use of stress through setting up inclined plane thrust frame 9, guarantees the balance when thrust frame 9 removes.
The bottom of the steel tube frame 7 is integrally provided with a barrel frame 702, and a movable frame 701 is directly arranged at the joint of the barrel frame 702 and the steel tube frame 7; twelve groups of guide cylinders A703 are integrally arranged on the outer side of the cylinder frame 702 and the middle of the movable frame 701, normal arrangement of the cylinder frame 702 can be guaranteed through arrangement of the movable frame 701, and stress balance is guaranteed.
Wherein, the flat side of the thrust frame 9 is integrally provided with twelve groups of guide rods 901 and twelve groups of rocker brackets 902; twelve groups of guide cylinders B704 are integrally arranged on the outer side of the cylinder frame 702, the guide rods 901 can be movably arranged in the guide cylinders B704, and the guide rods 901 can assist the thrust frame 9 to keep moving balance.
Wherein, a movable rod 1001 is integrally arranged on one side of the top of the clamping strip 10, and screw holes are arranged on the top of the movable rod 1001; the movable rod 1001 is provided with a rocker block 904 through bolt fixation by passing through a guide cylinder A703 inside a cylinder frame 702, and the rocker block 904 is externally connected with a rocker frame 902 through a rotating shaft setting rocker 903 in a moving way, and the movable rod 1001 can provide transmission for the clamping strip 10.
The outer sides of the bottoms of the clamping strips 10 are all of an inclined plane structure, and the bottoms of the outer sides of the clamping strips 10 are movably provided with auxiliary clamping strips 11 through hinged connection; the auxiliary clamping strip 11 can be limited to rotate to the position where the bottom of the clamping strip 10 is attached through hinge connection, and the position of the auxiliary clamping strip 11 can be limited through the arrangement of the clamping strip 10.
The bottom of each auxiliary clamping strip 11 is provided with a groove strip structure, and the bottom surfaces of two groups of strip structures at the inner side of the bottom of each auxiliary clamping strip 11 are provided with inclined surface structures which are raised inwards; the strip-shaped structures on two sides of the bottom of the auxiliary clamping strip 11 are externally and fixedly provided with toothed rubber strips 1101 through bonding, and friction force can be increased through the arrangement of the toothed rubber strips 1101.
Wherein, the middle of the end part of the inclined plane structure of the clamping strip 10 is provided with an opening structure, and two sides of the inner wall of the opening of the clamping strip 10 are horizontally provided with two groups of strip-shaped holes; the bar hole is provided with through the pivot activity and changes piece 12, and changes and set up spring telescopic link 1201 swing joint through the pivot between 12 and the vice clamping strip 11, changes piece 12 through setting up and can conveniently strut vice clamping strip 11.
The specific use mode and function of the embodiment are as follows: according to the invention, a screw jack 2 and a telescopic rod 3 are fixedly connected and arranged at the bottom of a top plate 1 through bolts, and a fixing frame 4 is fixedly connected and arranged at the bottom of the screw jack 2 and the telescopic rod 3 through bolts; two groups of transverse frames are integrally arranged on two sides of the top plate 1, and a damping structure and mountain wheels are arranged at the bottom of the outer ends of the transverse frames through bolts; a lead screw 5 is movably arranged at the bottom of the fixed frame 4 through a bearing, and an S slide block 6 is movably arranged outside the lead screw 5 through threaded connection and matching with a motor; a steel pipe frame 7 is fixedly arranged at the bottoms of the fixed frame 4 and the S slide block 6 through bolts, and a thrust frame 9 is movably arranged on the inner side of the bottom of the steel pipe frame 7 through a motor 8 matched with a lead screw; the bottom of the steel tube frame 7 is integrally provided with a tube frame 702, and a movable frame 701 is directly arranged at the joint of the tube frame 702 and the steel tube frame 7; twelve groups of guide cylinders A703 are integrally arranged at the outer side of the cylinder frame 702 and the middle of the movable frame 701; the flat side of the thrust frame 9 is integrally provided with twelve groups of guide rods 901 and twelve groups of rocker brackets 902; twelve groups of guide cylinders B704 are integrally arranged on the outer side of the cylinder frame 702, and the guide rods 901 are movably arranged in the guide cylinders B704; a moving rod 1001 is integrally arranged on one side of the top of the clamping strip 10, and a screw hole is formed in the top of the moving rod 1001; a rocker block 904 is fixedly arranged on the movable rod 1001 from the interior of the barrel frame 702 through a guide barrel A703 by bolts, and a rocker 903 is arranged outside the rocker block 904 by a rotating shaft and is movably connected with the rocker frame 902; the bottom of the outer side of the clamping strip 10 is movably provided with an auxiliary clamping strip 11 through hinge connection; the auxiliary clamping strip 11 is limited to rotate to the position where the bottom of the clamping strip 10 is attached through hinged connection; a toothed adhesive tape 1101 is fixedly arranged outside the strip-shaped structures on two sides of the bottom of the auxiliary clamping strip 11 through adhesion; an opening structure is arranged in the middle of the end part of the inclined plane structure of the clamping strip 10, and two groups of strip-shaped holes are horizontally arranged on two sides of the inner wall of the opening of the clamping strip 10; a rotating block 12 is movably arranged in the strip-shaped hole through a rotating shaft, and a spring telescopic rod 1201 is movably connected between the rotating block 12 and the auxiliary clamping strip 11 through the rotating shaft; when the device is used, the butting device is moved to the butting position of a pipeline through the rotation of the wheel body, the cylinder frame 702 and the thrust frame 9 are placed outside the steel pipe, the thrust frame 9 is driven by the motor to move and be away from the cylinder frame 702, the moving rod 1001 is pushed into the guide cylinder A703 by utilizing the sliding block principle, and the auxiliary clamping strip 11 is fixed on the outer side of the steel pipe to clamp the steel pipe; after the butt joint is completed and the connection is made by the shrink fit assembly, the sub-clamping strip 11 is released and moved to the steel pipe side to be fixed again.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (1)
1. Pipe jacking construction is with steel pipe interfacing apparatus that has protective structure for to the steel pipe butt joint of pipe jacking construction, its characterized in that includes: the device comprises a top plate (1), a screw jack (2), an expansion link (3), a fixed frame (4), a lead screw (5), an S slide block (6), a steel pipe frame (7), a movable frame (701), a cylinder frame (702), a guide cylinder A (703), a guide cylinder B (704), a motor (8), a thrust frame (9), a guide rod (901), a rocker frame (902), a rocker (903), a rocker block (904), a clamping strip (10), a moving rod (1001), an auxiliary clamping strip (11), a tooth-shaped rubber strip (1101), a rotating block (12) and a spring expansion link (1201); the bottom of the top plate (1) is fixedly connected with a screw jack (2) and a telescopic rod (3) through bolts, and the bottoms of the screw jack (2) and the telescopic rod (3) are fixedly connected with a fixed frame (4) through bolts; two groups of transverse frames are uniformly arranged on two sides of the top plate (1) in a one-piece mode, and the bottoms of the outer ends of the transverse frames are provided with damping structures and mountain wheels through bolts; the bottom of the fixed frame (4) is movably provided with a lead screw (5) through a bearing, and an S sliding block (6) is movably arranged outside the lead screw (5) through a threaded connection and matching with a motor;
the bottoms of the fixed frame (4) and the S sliding block (6) are both fixedly provided with a steel tube frame (7) through bolts, and the inner sides of the bottoms of the steel tube frames (7) are both movably provided with a thrust frame (9) through a motor (8) in cooperation with a lead screw; the outer side of the thrust frame (9) is of an inclined surface structure, and the thickness of the top of the thrust frame (9) is larger than that of the bottom of the thrust frame (9);
the bottom of the steel pipe frame (7) is integrally provided with a cylinder frame (702), and a movable frame (701) is directly arranged at the joint of the cylinder frame (702) and the steel pipe frame (7); twelve groups of guide cylinders A (703) are integrally arranged at the outer side of the cylinder frame (702) and the middle of the movable frame (701);
the flat side of the thrust frame (9) is integrally provided with twelve groups of guide rods (901) and twelve groups of rocker frames (902); twelve groups of guide cylinders B (704) are integrally arranged on the outer side of the cylinder frame (702), and the guide rods (901) are movably arranged in the guide cylinders B (704);
one side of the top of the clamping strip (10) is integrally provided with a moving rod (1001), and the top of the moving rod (1001) is provided with screw holes; the moving rods (1001) are fixedly provided with rocker blocks (904) through bolts by penetrating through the guide cylinder A (703) in the cylinder frame (702), and the outsides of the rocker blocks (904) are respectively provided with a rocker (903) through a rotating shaft and movably connected with a rocker frame (902);
the outer sides of the bottoms of the clamping strips (10) are all provided with inclined surface structures, and the bottoms of the outer sides of the clamping strips (10) are movably provided with auxiliary clamping strips (11) through hinged connection; the auxiliary clamping strip (11) can be limited to rotate to the position where the bottoms of the clamping strips (10) are attached through hinged connection;
the bottom of each auxiliary clamping strip (11) is provided with a groove strip structure, and the bottom surfaces of two groups of strip structures at the inner side of the bottom of each auxiliary clamping strip (11) are provided with inclined surface structures which are raised inwards; the outer parts of the strip-shaped structures on two sides of the bottom of the auxiliary clamping strip (11) are fixedly provided with tooth-shaped adhesive tapes (1101) through bonding;
an opening structure is arranged in the middle of the end part of the inclined plane structure of the clamping strip (10), and two groups of strip-shaped holes are horizontally arranged on two sides of the inner wall of the opening of the clamping strip (10); a rotating block (12) is movably arranged in the strip-shaped hole through a rotating shaft, and a spring telescopic rod (1201) is movably connected between the rotating block (12) and the auxiliary clamping strip (11) through the rotating shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910731455.3A CN110421332B (en) | 2019-08-08 | 2019-08-08 | Steel pipe butt joint device with protective structure for pipe jacking construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910731455.3A CN110421332B (en) | 2019-08-08 | 2019-08-08 | Steel pipe butt joint device with protective structure for pipe jacking construction |
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| CN110421332A CN110421332A (en) | 2019-11-08 |
| CN110421332B true CN110421332B (en) | 2021-06-11 |
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| CN201910731455.3A Active CN110421332B (en) | 2019-08-08 | 2019-08-08 | Steel pipe butt joint device with protective structure for pipe jacking construction |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111236860A (en) * | 2020-01-17 | 2020-06-05 | 中国海洋石油集团有限公司 | A kind of interface unit |
| CN111620258A (en) * | 2020-06-03 | 2020-09-04 | 梁国莉 | A pipe laying fixing device for hydraulic and hydroelectric engineering |
| CN114074306B (en) * | 2020-08-17 | 2023-12-08 | 四川川晟消防工程有限公司 | Fire control is responsible for mounting tool |
| CN112145795A (en) * | 2020-09-22 | 2020-12-29 | 叶飞 | Installation device for laying hydraulic pipeline |
| CN115111432B (en) * | 2022-07-05 | 2023-08-08 | 合肥海博工程设计集团有限公司 | Urban rainwater sewage pipe network construction is with placing structure |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4069684A (en) * | 1975-07-14 | 1978-01-24 | Wilson Ernest I | Pipeline retard, support and protection method |
| CN101463924B (en) * | 2007-12-20 | 2010-09-29 | 上海市基础工程有限公司 | Heavy caliber pipe-jacking butt joint technique |
| CN103527849B (en) * | 2013-11-01 | 2016-01-27 | 甘肃先锋管道制造有限公司 | The non-excavating construction method of ultra-large caliber PE waste pipe |
| CN107269929B (en) * | 2017-05-18 | 2022-08-23 | 长安大学 | Circular pipe joint curve jacking deflection device and construction method thereof |
| CN107178656A (en) * | 2017-05-26 | 2017-09-19 | 成都金玉雄辉建筑工程有限公司 | A kind of device of rapid abutting joint push pipe |
| CN107023712B (en) * | 2017-05-27 | 2019-03-08 | 北京京水建设集团有限公司 | One kind transport burial equipment inbuilt for underground piping |
| CN107420640A (en) * | 2017-09-07 | 2017-12-01 | 北京市常青市政工程有限公司 | Attachment means between jacking construction end-protecting device and jacking construction steel pipe |
| CN208966342U (en) * | 2018-10-30 | 2019-06-11 | 中国建筑第四工程局有限公司 | A kind of propulsion device of slurry-water balance type push-bench |
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