CN116085540A - Pipe protection supporting device for pipe jacking construction and supporting method thereof - Google Patents
Pipe protection supporting device for pipe jacking construction and supporting method thereof Download PDFInfo
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- CN116085540A CN116085540A CN202310374578.2A CN202310374578A CN116085540A CN 116085540 A CN116085540 A CN 116085540A CN 202310374578 A CN202310374578 A CN 202310374578A CN 116085540 A CN116085540 A CN 116085540A
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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
- F16L3/00—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets
- F16L3/08—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets substantially surrounding the pipe, cable or protective tubing
- F16L3/10—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets substantially surrounding the pipe, cable or protective tubing divided, i.e. with two or more members engaging the pipe, cable or protective tubing
- F16L3/1066—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets substantially surrounding the pipe, cable or protective tubing divided, i.e. with two or more members engaging the pipe, cable or protective tubing with three or more members surrounding the pipe
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
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- Supports For Pipes And Cables (AREA)
Abstract
The utility model discloses a protective pipe supporting device and a supporting method for pipe jacking construction, and relates to the technical field of pipeline construction. Comprises a cross bottom plate, a lifting plate is arranged above the top surface of the cross bottom plate, and an arc-shaped bottom bracket is fixedly arranged on the top surface of the lifting plate; a pair of limit sliding plates are arranged on the front side and the rear side of the top surface of the cross bottom plate, and the lifting plate is connected with the pair of limit sliding plates through a limit mechanism; positioning sleeves are arranged at four corners on two sides of the top surface of the cross bottom plate, connecting plates are fixedly arranged at the tops of the positioning sleeves, fixing rods are fixedly arranged at the outer ends of the top surfaces of the connecting plates, rectangular sleeves are sleeved at the middle upper parts of the fixing rods, and arc clamping plates are fixedly arranged on one side surfaces of the rectangular sleeves; the top surface both sides of cross bottom plate are equipped with a pair of U template, and the cross bottom plate passes through translation mechanism and is connected with a pair of U template. The utility model not only ensures the stability of the pipeline support, but also can clamp and fix pipelines with different sizes, thereby improving the construction efficiency of the pipelines.
Description
Technical Field
The utility model relates to the technical field of pipeline construction, in particular to a protection pipe supporting device and a supporting method for pipe jacking construction.
Background
The utility model discloses a supporting device for pipeline construction (publication number: CN 212377440U), which comprises a base, wherein a movable wheel is arranged at the bottom of the base, a stabilizing mechanism is arranged at the center of the bottom of the base, a fixed cylinder is fixedly connected to the top of the base, a plate groove is fixedly connected to the upper part of the fixed cylinder through a lifting mechanism, a bearing table is slidingly connected to the inside of the plate groove, the top of the bearing table extends to the outside of the plate groove and is provided with a placing groove, and a rubber pad is paved on the inner wall of the placing groove; the sliding of plummer runs through there is the guide bar, and the both ends of guide bar all are with the inboard wall rigid coupling of board groove, the bilateral symmetry of plummer is equipped with push-and-pull handle, and the last rubber layer that has of push-and-pull handle cladding.
The pipeline needs to be erected in the construction process, and a supporting device is used at the moment, so that the following defects exist at present: 1. most of the existing supporting devices are fixed, cannot be adjusted in a micro-scale manner, and are inconvenient for butt joint and assembly of the pipeline; 2. the existing supporting device can only fix pipelines with a single size, and the pipelines with different sizes need to be manually supported and fixed and disassembled before and after the pipeline is assembled and disassembled, so that the flexibility is poor, the pipelines with different sizes are inconvenient and fast to support and fix, and the construction efficiency is low.
Disclosure of Invention
The utility model aims to solve the defects of inconvenient operation and low construction efficiency of a pipeline supporting device in the prior art, and provides a pipe protecting supporting device for pipe jacking construction and a supporting method thereof.
In order to solve the problems of inconvenient operation and low construction efficiency of the pipeline supporting device in the prior art, the utility model adopts the following technical scheme:
the pipe protection supporting device for pipe jacking construction comprises a cross bottom plate, wherein the cross bottom plate is in a cross plate shape which is horizontally and transversely arranged, a lifting plate which is arranged in parallel is arranged above the top surface of the cross bottom plate, and an arc-shaped bottom bracket is fixedly arranged on the top surface of the lifting plate; a pair of rectangular through holes are formed in the front side and the rear side of the top surface of the cross bottom plate, limiting sliding plates in sliding connection are clamped in the rectangular through holes, and the lifting plate is connected with the pair of limiting sliding plates through a limiting mechanism;
positioning sleeves which are connected in a rotating mode are arranged at four corners on two sides of the top surface of the cross bottom plate, connecting plates which are connected in a vertical mode are fixedly arranged at the top of each positioning sleeve, fixing rods which are connected in a vertical mode are fixedly arranged at the outer ends of the top surfaces of each connecting plate, rectangular sleeves which are connected in a sliding mode are sleeved on the middle upper portion of each fixing rod, and arc-shaped clamping plates are fixedly arranged on one side face of each rectangular sleeve;
the two sides of the top surface of the cross bottom plate are provided with symmetrically distributed U-shaped plates which are in sliding connection, the cross bottom plate is connected with a pair of U-shaped plates through a translation mechanism, and driven racks are fixedly arranged on the outer side wall of an opening of each U-shaped plate; the middle lower part of each positioning sleeve is sleeved with a driven gear which is concentrically fixedly connected, and each driven rack is meshed and connected with the corresponding driven gear.
Preferably, four corners of the top surface of the cross bottom plate are provided with positioning sliding holes, four corners of the bottom surface of the lifting plate are fixedly provided with T-shaped sliding rods which are vertically connected, the middle part of each T-shaped sliding rod is inserted into the corresponding positioning sliding hole and is in sliding connection, and the bottom section of each T-shaped sliding rod is sleeved with a tension spring;
a pair of oval spouts have been seted up to the both sides wall of rectangle through-hole, a pair of oval slide has been set firmly to the both sides wall of spacing slide, every oval slide's outer limit all block and carry out sliding connection in the oval spout that corresponds, four corners in the bottom surface both sides of cross bottom plate have all set firmly the landing leg.
Preferably, the translation mechanism comprises a linkage gear and a linkage rack, a fixing shaft which vertically penetrates through and is rotationally connected is inserted in the middle of the cross bottom plate, the linkage gear which is concentrically fixedly connected is sleeved at the top end of the fixing shaft, a pair of linkage racks which are distributed in a staggered mode are fixedly arranged on the opposite surfaces of the U-shaped plate, and the linkage gear is meshed and connected with the pair of linkage racks.
Preferably, two sides of the linkage gear are provided with a pair of fixed plates which are distributed in a staggered way, the bottom end part of each fixed plate is fixedly connected with the top surface of the cross bottom plate, the top of each fixed plate is provided with a limiting sliding hole, and each linkage rack is inserted into the corresponding limiting sliding hole and is in sliding connection; a pair of limit gaps which are distributed in a staggered way are formed in two side walls of the opposite surface of the U-shaped plate, and the outer end part of each linkage rack is matched and inserted in the corresponding limit gap in a sliding way.
Preferably, a bending connecting rod is arranged on one side of the bottom surface of the cross bottom plate, two end parts of the bending connecting rod are fixedly connected with the left sides of the bottom surfaces of the pair of limiting sliding plates, a hydraulic telescopic cylinder which is transversely placed is fixedly arranged in the middle of the bottom surface of the cross bottom plate, and the end parts of the hydraulic telescopic rods of the hydraulic telescopic cylinders are fixedly connected with one side of the bending part of the bending connecting rod.
Preferably, a fixed rack is fixedly arranged on the other side of the bending position of the bending connecting rod, a fixed gear which is concentrically fixedly connected is sleeved at the bottom end part of the fixed shaft, the fixed gear is positioned between the hydraulic telescopic cylinder and the fixed rack, and the fixed rack is in meshed connection with the fixed gear.
Preferably, a plurality of equidistant first anti-slip grooves are formed in the arc top surface of the arc bottom support, a plurality of equidistant second anti-slip grooves are formed in the arc surface of the arc clamping plate, a pair of threaded holes are formed in the outer side surface of each rectangular sleeve, threaded bolts are inserted into the threaded holes, and the inner ends of the bolts are propped against the fixing rods.
The utility model also provides a supporting method of the protective tube supporting device for pipe jacking construction, which comprises the following steps:
firstly, placing an arc-shaped collet according to the construction direction of a pipeline, placing the pipeline in the arc-shaped top surface of the arc-shaped collet, adjusting the heights of a rectangular sleeve and an arc-shaped clamping plate on a fixed rod according to the outer diameter of the pipeline, and locking and fixing through bolts;
controlling the hydraulic telescopic rod of the hydraulic telescopic cylinder to shrink, and further driving the bending connecting rod and the fixed rack to translate rightwards, wherein the fixed rack is meshed with the fixed gear, the fixed shaft and the linkage gear to rotate;
step three, when the bending connecting rod translates rightwards, a pair of limiting sliding plates are driven to slide along the rectangular through holes, an elliptical sliding plate is driven to slide along the elliptical sliding grooves, a trapezoidal sliding block is driven to translate rightwards, the trapezoidal sliding block and the pulley form a limiting function, the pulley, the U-shaped clamping plate, the lifting plate, the arc-shaped bottom support and the pipeline are driven to rise, and the T-shaped sliding rod is synchronously driven to slide upwards along the positioning sliding holes, so that the tension spring is deformed;
step four, when the linkage gear rotates, the linkage gear is meshed to drive a pair of linkage racks to carry out staggered translation along the limiting sliding hole, and then drive a pair of U-shaped plates to carry out relative translation, the U-shaped plates drive the driven racks to carry out synchronous translation, and the driven racks are meshed to drive the driven gears, the positioning sleeve, the right-angle flanges, the connecting plates, the fixing rods, the rectangular sleeve and the arc-shaped clamping plates to rotate;
fifthly, after the positioning sleeve drives the right-angle flange to rotate ninety degrees, the driven rack is just separated from meshed connection with the driven gear, and the pair of U-shaped plates are in a relatively closed state; along with the continuous rising of arc collet and pipeline for pipeline roof both sides are supported respectively in corresponding arc splint, and support fixedly to the pipeline in proper order through arc collet and four arc splint.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, through the cooperation of the limiting mechanism and the translation mechanism, the arc-shaped bottom brackets and the four arc-shaped clamping plates are distributed in a circular shape, and the pipeline is clamped and fixed, so that the phenomenon of pipeline deformation caused by overlarge clamping force is avoided, and the stability of pipeline support is further ensured;
2. according to the utility model, the distance between the arc-shaped bottom support and the four arc-shaped clamping plates can be adjusted according to the size of the pipeline, so that the pipelines with different sizes can be clamped and fixed, the pipelines with different sizes can be quickly and fixedly supported, and the construction efficiency of the pipeline is improved;
in summary, the utility model solves the problems of inconvenient operation and low construction efficiency of the pipeline supporting device, has compact overall structural design, ensures the stability of pipeline support, can clamp and fix pipelines with different sizes, and improves the construction efficiency of the pipelines.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model. In the drawings:
FIG. 1 is a schematic diagram of a front view of the present utility model;
FIG. 2 is a schematic view of an isometric structure of the present utility model;
FIG. 3 is a schematic view of the bottom view of the present utility model;
FIG. 4 is a schematic view of a front view of the present utility model;
FIG. 5 is a schematic view of a left-hand cut-away view of the structure of the present utility model;
FIG. 6 is a schematic view showing the distribution of four arc clamping plates according to the present utility model;
FIG. 7 is a schematic view of a translation mechanism according to the present utility model;
FIG. 8 is a schematic view of the bottom structure of FIG. 7 in accordance with the present utility model;
FIG. 9 is a schematic view of the structural connection of the T-shaped shaft and the positioning sleeve of the present utility model;
FIG. 10 is a schematic flow chart of the supporting method of the present utility model.
Reference numerals in the drawings: 1. a cross bottom plate; 11. a fixed shaft; 12. a linkage gear; 13. a U-shaped plate; 14. a fixing plate; 15. a linkage rack; 16. a fixed gear; 17. bending the connecting rod; 18. a fixed rack; 19. a hydraulic telescopic cylinder; 2. a lifting plate; 21. an arc-shaped bottom support; 22. a T-shaped slide bar; 23. a U-shaped clamping plate; 24. a pulley; 25. a limit sliding plate; 26. a trapezoidal slider; 3. a T-shaped shaft; 31. positioning a sleeve; 32. a right-angle flange; 33. a connecting plate; 34. a fixed rod; 35. a rectangular sleeve; 36. an arc clamping plate; 37. a driven gear; 38. and a driven rack.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Embodiment one: the embodiment provides a protective tube supporting device for pipe jacking construction, referring to fig. 1-9, specifically, the protective tube supporting device comprises a cross bottom plate 1, wherein the cross bottom plate 1 is in a cross plate shape horizontally and transversely arranged, a lifting plate 2 which is parallelly arranged is arranged above the top surface of the cross bottom plate 1, and an arc-shaped bottom bracket 21 is fixedly arranged on the top surface of the lifting plate 2; a pair of rectangular through holes are formed in the front side and the rear side of the top surface of the cross bottom plate 1, limiting sliding plates 25 in sliding connection are clamped in the rectangular through holes, and the lifting plate 2 is connected with the pair of limiting sliding plates 25 through a limiting mechanism;
the four corners of the top surface of the cross bottom plate 1 are respectively provided with a positioning sleeve 31 which is in rotary connection, the top of each positioning sleeve 31 is fixedly provided with a connecting plate 33 which is in vertical connection, the outer end of the top surface of each connecting plate 33 is fixedly provided with a fixing rod 34 which is in vertical connection, the middle upper part of each fixing rod 34 is respectively sleeved with a rectangular sleeve 35 which is in sliding connection, one side of each rectangular sleeve 35 is fixedly provided with an arc clamping plate 36, and the arc bottom support 21 and the four arc clamping plates 36 are distributed in a circular shape;
the two sides of the top surface of the cross bottom plate 1 are provided with symmetrically distributed U-shaped plates 13 which are in sliding connection, the cross bottom plate 1 is connected with the pair of U-shaped plates 13 through a translation mechanism, and the outer side wall of an opening of each U-shaped plate 13 is fixedly provided with a driven rack 38; the middle lower part of each positioning sleeve 31 is sleeved with a driven gear 37 concentrically fixedly connected, and each driven rack 38 is meshed with the corresponding driven gear 37.
In the specific implementation process, as shown in fig. 1 and 5, four corners of the top surface of the cross bottom plate 1 are provided with positioning sliding holes, four corners of the bottom surface of the lifting plate 2 are fixedly provided with vertically connected T-shaped sliding rods 22, the middle part of each T-shaped sliding rod 22 is inserted into the corresponding positioning sliding hole and is in sliding connection, and the bottom section of each T-shaped sliding rod 22 is sleeved with a tension spring; when the lifting plate 2 and the arc-shaped bottom support 21 are lifted, the T-shaped slide bar 22 slides along the positioning slide hole, so that the lifting stability of the T-shaped slide bar is ensured;
a pair of oval spouts have been seted up to the both sides wall of rectangle through-hole, and a pair of oval slide has been set firmly to the both sides wall of spacing slide 25, and the outer limit of every oval slide all block is in the oval spout that corresponds and carry out sliding connection, and four corners in the bottom surface both sides of cross bottom plate 1 all set firmly the landing leg, form spacing effect through oval slide and oval spout, have strengthened spacing slide 25 gliding stability.
In the specific implementation process, as shown in fig. 7 and 8, two sides of the linkage gear 12 are provided with a pair of fixed plates 14 which are distributed in a staggered way, the bottom end part of each fixed plate 14 is fixedly connected with the top surface of the cross bottom plate 1, the top part of each fixed plate 14 is provided with a limiting sliding hole, each linkage rack 15 is inserted into the corresponding limiting sliding hole and is in sliding connection, and the linkage racks 15 slide along the limiting sliding holes, so that the translation stability of the linkage racks is improved;
a pair of spacing breach of crisscross distribution has been seted up to the opposite face both sides wall of a pair of U template 13, and the outer tip of every linkage rack 15 all cooperates the slip to insert and establishes in corresponding spacing breach, and when the relative translation of a pair of U template 13, the outer tip of linkage rack 15 slides along spacing breach, has made things convenient for a pair of U template 13 to close.
In the specific implementation process, as shown in fig. 7 and 8, a bending connecting rod 17 is arranged on one side of the bottom surface of the cross bottom plate 1, two end parts of the bending connecting rod 17 are fixedly connected with the left sides of the bottom surfaces of a pair of limiting sliding plates 25, a transversely placed hydraulic telescopic cylinder 19 is fixedly arranged in the middle of the bottom surface of the cross bottom plate 1, and the end parts of the hydraulic telescopic rods of the hydraulic telescopic cylinders 19 are fixedly connected with one side of the bending positions of the bending connecting rod 17; the hydraulic telescopic rod of the hydraulic telescopic cylinder 19 is controlled to shrink, so that the bending connecting rod 17 and the fixed rack 18 are driven to translate rightwards;
a fixed rack 18 is fixedly arranged on the other side of the bending position of the bending connecting rod 17, a fixed gear 16 which is concentrically fixedly connected is sleeved at the bottom end part of the fixed shaft 11, the fixed gear 16 is positioned between the hydraulic telescopic cylinder 19 and the fixed rack 18, and the fixed rack 18 is in meshed connection with the fixed gear 16; the fixed rack 18 is meshed with the fixed gear 16, the fixed shaft 11 and the linkage gear 12 to rotate.
The description is as follows: in this embodiment, the arc top surface of the arc-shaped bottom support 21 is provided with a plurality of first anti-slip grooves distributed at equal intervals, and the arc surface of each arc-shaped clamping plate 36 is provided with a plurality of second anti-slip grooves distributed at equal intervals, so that the stability of supporting the pipeline can be effectively enhanced through the cooperation of the first anti-slip grooves and the second anti-slip grooves;
a pair of threaded holes are formed in the outer side face of each rectangular sleeve 35, bolts in threaded connection are inserted into the threaded holes, and the inner end portion of each bolt abuts against the fixing rod 34; the heights of the rectangular sleeve 35 and the arc clamping plate 36 on the fixed rod 34 are adjusted according to the outer diameter of the pipeline, and are locked and fixed through bolts.
Embodiment two: in the first embodiment, there is a problem that the lifting plate 2 and the arc-shaped base 21 cannot be lifted and adjusted, so the present embodiment further includes, based on the first embodiment:
in a specific implementation process, as shown in fig. 7 and 8, the limiting mechanism comprises a U-shaped clamping plate 23 and trapezoidal sliding blocks 26, a pair of U-shaped clamping plates 23 with downward openings are fixedly arranged on the front side and the rear side of the bottom surface of the lifting plate 2, U-shaped notches are formed in the bottoms of the two ends of each U-shaped clamping plate 23, pulleys 24 in rotary connection are arranged in each U-shaped notch, a pair of trapezoidal sliding blocks 26 are fixedly arranged on the top surface of each limiting sliding plate 25, and the bottom surface of each pulley 24 is propped against the corresponding trapezoidal sliding block 26;
when the limiting slide plate 25 translates rightwards, the trapezoidal slide block 26 can be driven to translate rightwards synchronously, the trapezoidal slide block 26 and the pulley 24 form a limiting function, the pulley 24, the U-shaped clamping plate 23, the lifting plate 2, the arc-shaped bottom support 21 and the pipeline are driven to rise, and then lifting adjustment of the lifting plate 2 and the arc-shaped bottom support 21 is driven conveniently.
Embodiment III: in the first embodiment, there is also a problem that the rotation angle of the positioning sleeve 31 is inconvenient to control, resulting in poor clamping effect of the arc clamping plate 36, so the present embodiment further includes, based on the first embodiment:
in the specific implementation process, as shown in fig. 6 and 9, four corners on two sides of the top surface of the cross bottom plate 1 are fixedly provided with T-shaped shafts 3, the shaft body of each T-shaped shaft 3 is semi-cylindrical, each positioning sleeve 31 is sleeved on the corresponding T-shaped shaft 3, the inner ring surface of each positioning sleeve 31 is fixedly provided with ninety-degree right-angle flanges 32, and each right-angle flange 32 is matched and abutted against the T-shaped shaft 3;
when the positioning sleeve 31 rotates, the positioning sleeve 31 drives the right-angle flange 32 to rotate ninety degrees, and the right-angle flange 32 abuts against the T-shaped shaft 3 and cannot rotate further, so that the arc clamping plate 36 faces the arc-shaped bottom support 21 and is in a circular shape.
Embodiment four: in the first embodiment, there is also a problem that the relative translation of the pair of U-shaped plates 13 is inconvenient, and therefore, the present embodiment further includes, on the basis of the first embodiment:
in the specific implementation process, as shown in fig. 7 and 8, the translation mechanism comprises a linkage gear 12 and a linkage rack 15, a fixed shaft 11 which vertically penetrates through and is rotationally connected is inserted in the middle of the cross bottom plate 1, the linkage gear 12 which is concentrically fixedly connected is sleeved at the top end part of the fixed shaft 11, a pair of staggered linkage racks 15 are fixedly arranged on the opposite surfaces of a pair of U-shaped plates 13, and the linkage gear 12 is in meshed connection with the pair of linkage racks 15;
when the linkage gear 12 rotates, the linkage gear 12 is meshed to drive the pair of linkage racks 15 to perform staggered translation along the limiting sliding hole, so as to drive the pair of U-shaped plates 13 to perform relative translation.
Fifth embodiment: referring to fig. 10, the working principle and the operation method of the present utility model are as follows:
firstly, placing an arc-shaped bottom support 21 according to the construction direction of a pipeline, placing the pipeline in the arc-shaped top surface of the arc-shaped bottom support 21, adjusting the heights of a rectangular sleeve 35 and an arc-shaped clamping plate 36 on a fixed rod 34 according to the outer diameter of the pipeline, and locking and fixing through bolts;
step two, controlling the contraction of a hydraulic telescopic rod of a hydraulic telescopic cylinder 19, and further driving a bending connecting rod 17 and a fixed rack 18 to translate rightwards, wherein the fixed rack 18 is meshed with a fixed gear 16, a fixed shaft 11 and a linkage gear 12 to rotate;
step three, when the bending connecting rod 17 translates rightwards, a pair of limiting slide plates 25 are driven to slide along the rectangular through holes, an elliptical slide plate is driven to slide along the elliptical slide grooves, a trapezoidal slide block 26 is driven to translate rightwards, the trapezoidal slide block 26 and the pulley 24 form a limiting function, the pulley 24, the U-shaped clamping plate 23, the lifting plate 2, the arc-shaped collet 21 and the pipeline are driven to rise, and the T-shaped slide rods 22 are synchronously driven to slide upwards along the positioning slide holes, so that the tension spring is deformed;
step four, when the linkage gear 12 rotates, the linkage gear 12 is meshed to drive a pair of linkage racks 15 to perform staggered translation along the limiting sliding hole, so as to drive a pair of U-shaped plates 13 to perform relative translation, the U-shaped plates 13 drive a driven rack 38 to perform synchronous translation, and the driven rack 38 is meshed to drive a driven gear 37, a positioning sleeve 31, a right-angle flange 32, a connecting plate 33, a fixing rod 34, a rectangular sleeve 35 and an arc-shaped clamping plate 36 to rotate;
fifthly, after the positioning sleeve 31 drives the right-angle flange 32 to rotate ninety degrees, the driven rack 38 is just separated from meshed connection with the driven gear 37, and the pair of U-shaped plates 13 are in a relatively closed state; along with the continuous rising of the arc-shaped collet 21 and the pipeline, the two sides of the top wall of the pipeline respectively prop against the corresponding arc-shaped clamping plates 36, and the pipeline is supported and fixed sequentially through the arc-shaped collet 21 and the four arc-shaped clamping plates 36.
The utility model solves the problems of inconvenient operation and low construction efficiency of the pipeline supporting device, has compact overall structural design, ensures the stability of pipeline support, can clamp and fix pipelines with different sizes, and improves the construction efficiency of the pipelines.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (8)
1. The utility model provides a pillar strutting arrangement of push pipe construction, includes cross bottom plate (1), its characterized in that: the cross bottom plate (1) is in a cross plate shape horizontally and transversely arranged, a lifting plate (2) which is arranged in parallel is arranged above the top surface of the cross bottom plate (1), and an arc-shaped bottom bracket (21) is fixedly arranged on the top surface of the lifting plate (2); a pair of rectangular through holes are formed in the front side and the rear side of the top surface of the cross bottom plate (1), limiting sliding plates (25) in sliding connection are clamped in the rectangular through holes, and the lifting plate (2) is connected with the pair of limiting sliding plates (25) through a limiting mechanism;
positioning sleeves (31) which are connected in a rotating mode are arranged at four corners on two sides of the top surface of the cross bottom plate (1), connecting plates (33) which are connected in a vertical mode are fixedly arranged at the top of each positioning sleeve (31), fixing rods (34) which are connected in a vertical mode are fixedly arranged at the outer ends of the top surfaces of each connecting plate (33), rectangular sleeves (35) which are connected in a sliding mode are sleeved on the middle upper portion of each fixing rod (34), and arc clamping plates (36) are fixedly arranged on one side face of each rectangular sleeve (35);
the two sides of the top surface of the cross bottom plate (1) are provided with symmetrically distributed U-shaped plates (13) which are in sliding connection, the cross bottom plate (1) is connected with the pair of U-shaped plates (13) through a translation mechanism, and driven racks (38) are fixedly arranged on the outer side wall of an opening of each U-shaped plate (13); the middle lower part of each positioning sleeve (31) is sleeved with a driven gear (37) which is concentrically fixedly connected, and each driven rack (38) is meshed and connected with the corresponding driven gear (37).
2. The pipe-jacking construction pipe supporting device according to claim 1, wherein: positioning sliding holes are formed in four corners of the front side and the rear side of the top surface of the cross bottom plate (1), T-shaped sliding rods (22) which are vertically connected are fixedly arranged in four corners of the bottom surface of the lifting plate (2), the middle part of each T-shaped sliding rod (22) is inserted into the corresponding positioning sliding hole and is in sliding connection, and a tension spring is sleeved on the bottom section of each T-shaped sliding rod (22);
a pair of oval sliding grooves are formed in two side walls of the rectangular through hole, a pair of oval sliding plates are fixedly arranged in two side walls of the limiting sliding plate (25), the outer edges of each oval sliding plate are clamped in the corresponding oval sliding grooves and are in sliding connection, and supporting legs are fixedly arranged at four corners of the two sides of the bottom surface of the cross bottom plate (1).
3. The pipe-jacking construction pipe supporting device according to claim 2, wherein: the translation mechanism comprises a linkage gear (12) and a linkage rack (15), a fixing shaft (11) which vertically penetrates through and is rotationally connected is inserted in the middle of the cross bottom plate (1), the linkage gear (12) which is concentrically fixedly connected is sleeved at the top end of the fixing shaft (11), a pair of linkage racks (15) which are distributed in a staggered mode are fixedly arranged on the opposite surfaces of the U-shaped plate (13), and the linkage gear (12) is meshed and connected with the pair of linkage racks (15).
4. A pipe jacking construction pipe support device according to claim 3, wherein: a pair of fixed plates (14) which are distributed in a staggered manner are arranged on two sides of the linkage gear (12), the bottom end part of each fixed plate (14) is fixedly connected with the top surface of the cross bottom plate (1), the top of each fixed plate (14) is provided with a limiting sliding hole, and each linkage rack (15) is inserted into the corresponding limiting sliding hole and is in sliding connection; a pair of limit gaps which are distributed in a staggered way are formed in two side walls of the opposite surface of the U-shaped plate (13), and the outer end part of each linkage rack (15) is matched and inserted in the corresponding limit gap in a sliding way.
5. The pipe-jacking construction pipe supporting device according to claim 4, wherein: the bending connecting rod (17) is arranged on one side of the bottom surface of the cross bottom plate (1), two end parts of the bending connecting rod (17) are fixedly connected with the left sides of the bottom surfaces of the pair of limiting sliding plates (25), a transversely placed hydraulic telescopic cylinder (19) is fixedly arranged in the middle of the bottom surface of the cross bottom plate (1), and one side of the bending part of the bending connecting rod (17) is fixedly connected with the end part of the hydraulic telescopic rod of the hydraulic telescopic cylinder (19).
6. The pipe-jacking construction pipe supporting device according to claim 5, wherein: the fixed rack (18) is fixedly arranged on the other side of the bending position of the bending connecting rod (17), the bottom end part of the fixed shaft (11) is sleeved with the fixed gear (16) which is concentrically fixedly connected, the fixed gear (16) is positioned between the hydraulic telescopic cylinder (19) and the fixed rack (18), and the fixed rack (18) is meshed and connected with the fixed gear (16).
7. The pipe-jacking construction pipe supporting device according to claim 6, wherein: a plurality of equidistant first anti-slip grooves are formed in the arc top surface of the arc bottom support (21), a plurality of equidistant second anti-slip grooves are formed in the arc surface of the arc clamping plate (36), a pair of threaded holes are formed in the outer side surface of the rectangular sleeve (35), threaded bolts are inserted into the threaded holes, and the inner ends of the bolts are propped against the fixing rods (34).
8. The supporting method of a pipe-jacking supporting device for pipe-jacking construction as claimed in claim 7, comprising the steps of:
firstly, placing an arc-shaped base (21) according to the construction direction of a pipeline, placing the pipeline in the arc-shaped top surface of the arc-shaped base (21), adjusting the heights of a rectangular sleeve (35) and an arc-shaped clamping plate (36) on a fixed rod (34) according to the outer diameter of the pipeline, and locking and fixing through bolts;
step two, controlling the contraction of a hydraulic telescopic rod of a hydraulic telescopic cylinder (19), and further driving a bending connecting rod (17) and a fixed rack (18) to translate rightwards, wherein the fixed rack (18) is meshed with a fixed gear (16), a fixed shaft (11) and a linkage gear (12) to rotate;
step three, when the bending connecting rod (17) translates rightwards, a pair of limiting sliding plates (25) are driven to slide along the rectangular through holes, an elliptical sliding plate is driven to slide along the elliptical sliding grooves, a trapezoidal sliding block (26) is driven to translate rightwards, the trapezoidal sliding block (26) and the pulley (24) form a limiting effect, the pulley (24), the U-shaped clamping plate (23), the lifting plate (2), the arc-shaped bottom support (21) and the pipeline are driven to rise, and the T-shaped sliding rods (22) are synchronously driven to slide upwards along the positioning sliding holes, so that the tension spring is deformed;
step four, when the linkage gear (12) rotates, the linkage gear (12) is meshed to drive a pair of linkage racks (15) to carry out staggered translation along the limiting sliding hole, and then a pair of U-shaped plates (13) are driven to carry out relative translation, the U-shaped plates (13) drive a driven rack (38) to synchronously translate, and the driven rack (38) is meshed to drive a driven gear (37), a positioning sleeve (31), a right-angle flange (32), a connecting plate (33), a fixing rod (34), a rectangular sleeve (35) and an arc-shaped clamping plate (36) to rotate;
fifthly, after the positioning sleeve (31) drives the right-angle flange (32) to rotate ninety degrees, the driven rack (38) is just separated from meshed connection with the driven gear (37), and the pair of U-shaped plates (13) are in a relatively closed state; along with the continuous rising of the arc-shaped collet (21) and the pipeline, the two sides of the top wall of the pipeline respectively prop against the corresponding arc-shaped clamping plates (36), and the pipeline is supported and fixed by the arc-shaped collet (21) and the four arc-shaped clamping plates (36) in sequence.
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| CN116085540B (en) | 2023-06-06 |
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