CN108797355B - Construction method of arched bridge construction machinery - Google Patents
Construction method of arched bridge construction machinery Download PDFInfo
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- CN108797355B CN108797355B CN201810638453.5A CN201810638453A CN108797355B CN 108797355 B CN108797355 B CN 108797355B CN 201810638453 A CN201810638453 A CN 201810638453A CN 108797355 B CN108797355 B CN 108797355B
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
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Abstract
The invention relates to a construction method of an arch bridge construction machine, which is mainly completed by matching the arch bridge construction machine, wherein the arch bridge construction machine comprises a mounting frame and a supporting plate, the mounting frame is of a shell structure, two auxiliary stabilizing devices are arranged on the outer wall of the mounting frame, the two auxiliary stabilizing devices are symmetrically positioned on the left side and the right side of the mounting frame, a plurality of rows of supporting and adjusting holes are uniformly arranged in the upper end of the mounting frame from left to right, supporting and adjusting devices are arranged in the supporting and adjusting holes, a supporting and extruding device is arranged between every two adjacent supporting and adjusting devices through a hinge, and the supporting plate is arranged on the mounting frame. The invention can solve the problems that the existing arch bridge construction process needs manual work to manufacture corresponding moulds according to the arc of the arch bridge, and the gunny sand and soil and the like are used manually to support the arc part of the arch bridge, which consumes time and labor, has high labor intensity, wastes resources, has low working efficiency and the like, and can realize the function of mechanically and rapidly forming the arch bridge.
Description
Technical Field
The invention relates to the field of bridge building equipment, in particular to a construction method of arch bridge construction machinery.
Background
The arched bridge is a semi-circular convex arc bridge, the main materials are masonry and reinforced concrete, the application range depends on the materials, and the arched bridge has larger spanning capacity; compared with a steel bridge and a reinforced concrete beam bridge, a large amount of steel and cement can be saved; the product is durable, and the maintenance cost is low; the appearance is beautiful; the structure is simpler, is favorable to extensively adopting, and arch bridge needs the manual work to make corresponding mould according to the circular arc of arch bridge at the in-process of building, and the manual work uses sack sand and soil etc. to support arch bridge circular arc part, and is consuming time hard, and intensity of labour is big, and extravagant resource and work efficiency are low.
Disclosure of Invention
In order to solve the problems, the invention provides a construction method of an arch bridge construction machine, which can solve the problems that in the existing arch bridge construction process, corresponding molds need to be manufactured according to arcs of arch bridges manually, and gunny, sand and soil are used for supporting the arc parts of the arch bridges manually, so that the time and the labor are consumed, the labor intensity is high, resources are wasted, the working efficiency is low and the like, can realize the function of mechanical and rapid forming of the arch bridges, does not need manual operation, saves the resources, and has the advantages of short consumed time, low labor intensity, high working efficiency and the like.
In order to achieve the purpose, the invention adopts the following technical scheme to realize the purpose: a construction method of an arch bridge construction machine is mainly completed by matching the arch bridge construction machine, the arch bridge construction machine comprises an installation frame, the installation frame is of a shell structure, two auxiliary stabilizing devices are arranged on the outer wall of the installation frame and symmetrically positioned on the left side and the right side of the installation frame, a plurality of rows of supporting and adjusting holes are uniformly arranged on the upper end of the installation frame from left to right, supporting and adjusting devices are arranged in the supporting and adjusting holes, a supporting and extruding device is arranged between every two adjacent supporting and adjusting devices through a hinge, driving lifting cylinders are arranged on the inner wall of the installation frame at equal intervals from front to back, the top ends of the driving lifting cylinders are arranged on a driving working plate through flanges, a driving limiting rod is arranged between the driving working plate and the inner wall of the installation frame, a driving buffer spring is sleeved on the driving limiting rod, and the driving working plate is of an arc-shaped structure, the driving working plate is of a downward inclined structure from the middle part of the upper end to the two ends; the mounting frame is provided with a supporting plate, the supporting plate is of an arc-shaped structure, and the supporting plate is made of flexible materials; the two auxiliary stabilizing devices can extrude the bridge bodies built on the two sides of the arch bridge, so that the stability between the bridge body and the bridge body is ensured, the bridge body can be stably operated, the driving lifting cylinder drives the driving working plate to operate under the assistance of the driving limiting rod and the driving buffer spring, the driving working plate drives the supporting adjusting device to carry out shaping extrusion on the supporting plate, the shape of the arch bridge is adapted, the supporting extrusion device supports and supports the outer wall of the supporting plate, the supporting plate can be smoothly and auxiliarily built on the arch bridge, manual operation is not needed, the labor intensity of workers is reduced, and the working efficiency is improved.
The auxiliary stabilizing device comprises an auxiliary mounting frame arranged on the outer wall of a mounting frame, the auxiliary mounting frame is of a U-shaped structure, an auxiliary operation groove is formed in the side wall of the auxiliary mounting frame, two auxiliary telescopic rods are arranged on the outer wall of the mounting frame and are symmetrically positioned on the front side and the rear side of the mounting frame, the auxiliary telescopic rods are arranged on an auxiliary operation frame, the auxiliary operation frame is positioned in the auxiliary operation groove, auxiliary limiting grooves are arranged on the auxiliary operation frame at equal intervals from left to right, an auxiliary driving screw rod is arranged on the side wall of the auxiliary operation frame through a bearing and is connected with an auxiliary driving block in a threaded engagement mode, the auxiliary driving block is connected with an auxiliary supporting rod in a sliding fit mode, the auxiliary supporting rod is arranged on the outer wall of the mounting frame, an auxiliary driven gear is sleeved on the outer wall of the auxiliary driving block, the auxiliary driving gear is arranged on an output shaft of the auxiliary driving motor, and the auxiliary driving motor is arranged on the outer wall of the mounting frame through a motor base; an auxiliary limiting cylinder is mounted on the inner wall of the auxiliary mounting frame, the top end of the auxiliary limiting cylinder is mounted on an auxiliary limiting block through a flange, the auxiliary limiting block and the auxiliary limiting groove are matched with each other to move, and the width of the auxiliary limiting block is smaller than that of the auxiliary limiting groove; and friction blocks are uniformly arranged on the outer wall of the auxiliary operation frame and are of a conical structure. Drive the rotation of auxiliary driving gear through auxiliary driving motor, the auxiliary driving gear drives the auxiliary driving piece through supplementary driven gear and rotates simultaneously, the auxiliary driving piece drives the auxiliary driving screw rod through the screw thread transmission mode at the pivoted in-process and moves the regulation, thereby it carries out concertina movement at the auxiliary operation inslot to drive the auxiliary operation frame, make the firm support of auxiliary operation frame support and lean on at the bridge body, the friction block on the auxiliary operation frame can increase the frictional force between auxiliary operation frame and the bridge body, supplementary spacing cylinder drives supplementary stopper and supplementary spacing groove and carries out the rigidity to the auxiliary operation frame with the motion of mutually supporting, thereby the stability of work has been improved, need not manual operation, the intensity of labour of staff has been reduced, the efficiency of work has been improved.
The supporting and adjusting device comprises a supporting and adjusting rod which is arranged in a supporting and adjusting hole in a sliding fit mode, the upper end of the supporting and adjusting rod is arranged on a supporting plastic plate, a supporting and shaping roller is arranged on the supporting plastic plate through a bearing, the lower end of the supporting and adjusting rod is arranged on a supporting driven plate, a supporting driven roller is arranged at the lower end of the supporting driven plate through a bearing, and a supporting reset spring is sleeved on the supporting and adjusting rod between the supporting driven plate and the inner wall of the mounting frame; the diameter of the supporting adjusting rod is smaller than that of the supporting adjusting hole; the outer wall of the supporting shaping roller is abutted against the inner wall of the supporting plate; the lower end of the supporting driven roller is abutted against the outer wall of the driving working plate, the driving working plate drives the supporting driven roller to perform lifting motion, the supporting driven roller controls and supports the shaping roller to perform synchronous motion under the assistance of the supporting reset spring, so that the supporting plate is subjected to shaping adjustment, the supporting plate is ensured to be capable of performing adaptive adjustment according to the specification of the arch bridge, manual operation is not needed, the labor intensity of workers is reduced, and the working efficiency is improved.
The supporting and extruding device comprises supporting mounting plates which are mounted between two adjacent supporting and adjusting devices through pin shafts, supporting mounting frames are mounted on the supporting mounting plates through the pin shafts and connected with the top ends of supporting and adjusting cylinders through the pin shafts, the bottom ends of the supporting and adjusting cylinders are mounted on the supporting mounting plates through the pin shafts, adjusting buffer springs are mounted between the supporting mounting frames and the supporting mounting plates, supporting extruding rollers are arranged on the supporting mounting frames at equal intervals, the supporting mounting frames are of L-shaped structures, the upper ends of the supporting mounting frames are of an upward inclined structure from outside to inside, the two ends of the supporting mounting plates are of telescopic structures, and the supporting and adjusting cylinders drive the supporting mounting frames to rotate and adjust under the assistance of the adjusting buffer springs, so that the supporting extruding rollers can effectively extrude the supporting plates, the supporting extruding rollers and the supporting and shaping rollers are guaranteed to be matched with each other to perform quick shaping operation on the supporting plates, the supporting plates can perform stable operation in the arch bridge building process, manual operation is not needed, the labor intensity of workers.
The arched bridge construction machine comprises the following steps during construction:
firstly, preparing work: the invention is fixedly arranged on the existing lifting equipment, and the existing lifting equipment conveys the invention to a specified position.
Secondly, fixing the working surface: auxiliary stabilizing device passes through auxiliary drive motor and drives the auxiliary drive gear rotation, the auxiliary drive gear drives the auxiliary drive piece through supplementary driven gear and rotates simultaneously, the auxiliary drive piece drives the auxiliary drive screw rod through the screw thread transmission mode at the pivoted in-process and moves the regulation, thereby it carries out concertina movement at the auxiliary operation inslot to drive the auxiliary operation frame, make firm the supporting of auxiliary operation frame support and lean on at the bridge body, the friction piece on the auxiliary operation frame can increase the frictional force between auxiliary operation frame and the bridge body, thereby the stability of work has been improved.
Thirdly, the method comprises the following steps: contour adjustment: correcting and driving the lift cylinder and driving the driving working plate to operate under the assistance of the driving limiting rod and the driving buffer spring, driving the driving working plate to support the driven roller to perform lifting motion, and supporting the driven roller to control and support the shaping roller to perform shaping adjustment on the supporting plate under the assistance of the supporting reset spring, so that the supporting plate can perform adaptive adjustment according to the specification of the arch bridge.
Fourthly, the method comprises the following steps: shaping and supporting: support actuating cylinder and drive the support mounting bracket and carry out rotation regulation under adjusting buffer spring's assistance to make and support the squeeze roll and can carry out effectual extrusion to the backup pad, guarantee to support and to support to mutually support between the squeeze roll and support the shaping roller and carry out quick moulding operation to the backup pad, ensure that the backup pad can carry out stable operation at the in-process of arch bridge construction.
The invention has the beneficial effects that:
1. the invention can solve the problems that the existing arch bridge construction process needs manual work to manufacture a corresponding mould according to the arc of the arch bridge, and the gunny bag sand and soil and the like are used manually to support the arc part of the arch bridge, which consumes time and labor, has high labor intensity, wastes resources, has low working efficiency and the like, can realize the function of mechanically and quickly forming the arch bridge, does not need manual operation, saves resources, and has the advantages of short consumed time, low labor intensity, high working efficiency and the like.
2. The auxiliary stabilizing device is designed, the auxiliary driving block is driven by the auxiliary driving motor to rotate at the same time, the auxiliary driving block drives the auxiliary driving screw to move and adjust, so that the auxiliary operation frame is driven to perform telescopic motion in the auxiliary operation groove, the auxiliary operation frame is firmly and stably abutted against the bridge body, the friction force between the auxiliary operation frame and the bridge body can be increased by the friction block on the auxiliary operation frame, and the auxiliary limiting cylinder drives the auxiliary limiting block and the auxiliary limiting groove to mutually cooperate to move to fix the position of the auxiliary operation frame, so that the working stability is improved, manual operation is not needed, the labor intensity of workers is reduced, and the working efficiency is improved.
3. The supporting and adjusting device and the supporting and extruding device are designed, the correcting and driving lifting cylinder drives the driving working plate to operate under the assistance of the driving limiting rod and the driving buffer spring, the driving working plate drives the supporting driven roller to perform lifting motion, the supporting driven roller controls the supporting shaping roller to perform synchronous motion under the assistance of the supporting reset spring, so that the supporting plate is shaped and adjusted, the supporting plate can be adjusted adaptively according to the specification of the arch bridge, the supporting and adjusting cylinder drives the supporting mounting frame to perform rotary adjustment under the assistance of the adjusting buffer spring, the supporting extrusion roller can effectively extrude the supporting plate, the supporting extrusion roller and the supporting shaping roller are guaranteed to be matched with each other to perform rapid shaping operation on the supporting plate, and the supporting plate can be guaranteed to perform stable operation in the arch bridge building process.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a first structural schematic view of the mounting frame and the auxiliary stabilizing device of the present invention;
FIG. 3 is a second structural view of the mounting frame and the auxiliary stabilizer of the present invention;
FIG. 4 is a schematic view of the structure of the present invention (after removal of the secondary stabilization device);
fig. 5 is an enlarged view of the invention from the direction I of fig. 4.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further explained below by combining the specific drawings.
As shown in figures 1 to 5, the construction method of the arch bridge construction machine is mainly completed by matching the arch bridge construction machine, the arch bridge construction machine comprises a mounting frame 1, the mounting frame 1 is of a shell structure, two auxiliary stabilizing devices 2 are arranged on the outer wall of the mounting frame 1, the two auxiliary stabilizing devices 2 are symmetrically positioned on the left side and the right side of the mounting frame 1, a plurality of rows of supporting and adjusting holes are uniformly formed in the upper end of the mounting frame 1 from left to right, supporting and adjusting devices 3 are arranged in the supporting and adjusting holes, a supporting and extruding device 4 is arranged between every two adjacent supporting and adjusting devices 3 through hinges, driving lifting cylinders 5 are arranged on the inner wall of the mounting frame 1 at equal intervals from front to back, the top ends of the driving lifting cylinders 5 are arranged on a driving working plate 6 through flanges, and driving limiting rods 7 are arranged between the driving working plate 6 and the inner wall of the mounting frame 1, a driving buffer spring 8 is sleeved on the driving limiting rod 7, the driving working plate 6 is of an arc-shaped structure, and the driving working plate 6 is of a downward inclined structure from the middle part of the upper end to the two ends; the mounting frame 1 is provided with a support plate 9, the support plate 9 is of an arc-shaped structure, and the support plate 9 is made of flexible materials; the two auxiliary stabilizing devices 2 can extrude bridge bodies built on two sides of the arch bridge, so that the stability between the bridge body and the driving lifting cylinder 5 is ensured, the driving lifting cylinder can stably operate, the driving working plate 6 is driven by the driving lifting cylinder 5 under the assistance of the driving limiting rod 7 and the driving buffer spring 8, the driving working plate 6 drives the supporting adjusting device 3 to carry out shaping extrusion on the supporting plate 9, the shape of the arch bridge is adapted, the supporting extrusion device 4 supports and supports the outer wall of the supporting plate 9, the arch bridge can be smoothly and auxiliarily built by the supporting plate 9, manual operation is not needed, the labor intensity of workers is reduced, and the working efficiency is improved.
The auxiliary stabilizing device 2 comprises an auxiliary mounting frame 21 arranged on the outer wall of the mounting frame 1, the auxiliary mounting frame 21 is of a U-shaped structure, an auxiliary operation groove is formed in the side wall of the auxiliary mounting frame 21, two auxiliary telescopic rods 22 are arranged on the outer wall of the mounting frame 1, the two auxiliary telescopic rods 22 are symmetrically arranged on the front side and the rear side of the mounting frame 1, the auxiliary telescopic rods 22 are arranged on an auxiliary operation frame 23, the auxiliary operation frame 23 is positioned in the auxiliary operation groove, auxiliary limit grooves are formed in the auxiliary operation frame 23 in an equidistant mode from left to right, auxiliary driving screws 24 are arranged on the side wall of the auxiliary operation frame 23 through bearings, the auxiliary driving screws 24 are connected with an auxiliary driving block 25 in a threaded engagement mode, the auxiliary driving block 25 is connected with an auxiliary supporting rod 211 in a sliding fit mode, the auxiliary supporting rod 211 is arranged on the outer wall of the mounting frame 1, and an, an auxiliary driving gear 27 is engaged on the auxiliary driven gear 26, the auxiliary driving gear 27 is installed on an output shaft of an auxiliary driving motor 28, and the auxiliary driving motor 28 is installed on the outer wall of the installation frame 1 through a motor base; an auxiliary limiting cylinder 29 is mounted on the inner wall of the auxiliary mounting frame 21, the top end of the auxiliary limiting cylinder 29 is mounted on an auxiliary limiting block 210 through a flange, the auxiliary limiting block 210 and the auxiliary limiting groove move in a matched mode, and the width of the auxiliary limiting block 210 is smaller than that of the auxiliary limiting groove; and friction blocks are uniformly arranged on the outer wall of the auxiliary operation frame 23 and are in a conical structure. Drive auxiliary drive gear 27 through auxiliary drive motor 28 and rotate, auxiliary drive gear 27 drives auxiliary drive piece 25 through auxiliary driven gear 26 and rotates simultaneously, auxiliary drive piece 25 drives auxiliary drive screw 24 through the screw thread transmission mode at the pivoted in-process and moves the regulation, thereby it carries out concertina movement at the auxiliary operation inslot to drive auxiliary operation frame 23, make the stable support of auxiliary operation frame 23 support and lean on at the pontic, the frictional force between auxiliary operation frame 23 and the pontic can be increaseed to the clutch blocks on auxiliary operation frame 23, auxiliary spacing cylinder 29 drives auxiliary spacing block 210 and carries out the rigidity to auxiliary operation frame 23 with the motion of auxiliary spacing groove mutually supporting, thereby the stability of work has been improved, need not manual operation, staff's intensity of labour has been reduced, the efficiency of work has been improved.
The supporting and adjusting device 3 comprises a supporting and adjusting rod 31 which is arranged in a supporting and adjusting hole in a sliding fit mode, the upper end of the supporting and adjusting rod 31 is arranged on a supporting and shaping plate 32, a supporting and shaping roller 33 is arranged on the supporting and shaping plate 32 through a bearing, the lower end of the supporting and adjusting rod 31 is arranged on a supporting driven plate 34, the lower end of the supporting driven plate 34 is provided with a supporting driven roller 35 through a bearing, and a supporting reset spring 36 is sleeved on the supporting and adjusting rod 31 between the supporting driven plate 34 and the inner wall of the mounting frame 1; the diameter of the support adjusting rod 31 is smaller than that of the support adjusting hole; the outer wall of the supporting shaping roller 33 is abutted against the inner wall of the supporting plate 9; the lower end of the supporting driven roller 35 is abutted against the outer wall of the driving working plate 6, the driving working plate 6 drives the supporting driven roller 35 to perform lifting motion, the supporting driven roller 35 controls the supporting shaping roller 33 to perform synchronous motion under the assistance of the supporting reset spring 36, so that the supporting plate 9 is subjected to shaping adjustment, the supporting plate is ensured to be adjusted in an adaptive mode according to the specification of the arch bridge, manual operation is not needed, the labor intensity of workers is reduced, and the working efficiency is improved.
The supporting and extruding device 4 comprises supporting mounting plates 41 which are mounted between two adjacent supporting and adjusting devices 3 through pin shafts, supporting mounting frames 42 are mounted on the supporting mounting plates 41 through pin shafts, the supporting mounting frames 42 are connected with the top ends of supporting and adjusting cylinders 43 through pin shafts, the bottom ends of the supporting and adjusting cylinders 43 are mounted on the supporting mounting plates 41 through pin shafts, adjusting buffer springs 44 are mounted between the supporting mounting frames 42 and the supporting mounting plates 41, supporting and extruding rollers 45 are arranged on the supporting mounting frames 42 at equal intervals, the supporting mounting frames 42 are L-shaped, the upper ends of the supporting mounting frames 42 are of upward inclined structures from outside to inside, the two ends of the supporting mounting plates 41 are of telescopic structures, the supporting and adjusting cylinders 43 drive the supporting mounting frames 42 to rotate and adjust under the assistance of the adjusting buffer springs 44, so that the supporting and extruding rollers 45 can effectively extrude the supporting plates 9, the supporting and extruding rollers 45 and the supporting and the molding rollers 33 are matched with each other to perform rapid molding operation on the supporting plates 9, the stable operation of the supporting plates 9 in the arch bridge building process is ensured, manual operation is not needed, the labor.
The arched bridge construction machine comprises the following steps during construction:
firstly, preparing work: the invention is fixedly arranged on the existing lifting equipment, and the existing lifting equipment conveys the invention to a specified position.
Secondly, fixing the working surface: auxiliary stabilizing device 2 drives auxiliary driving gear 27 through auxiliary driving motor 28 and rotates, auxiliary driving gear 27 drives auxiliary driving block 25 through auxiliary driven gear 26 and rotates simultaneously, auxiliary driving block 25 drives auxiliary driving screw 24 through the screw thread transmission mode at the pivoted in-process and moves the regulation, thereby it carries out concertina movement at auxiliary operation inslot to drive auxiliary operation frame 23, make stable the supporting of auxiliary operation frame 23 support and lean on at the bridge, the clutch blocks on auxiliary operation frame 23 can increase the frictional force between auxiliary operation frame 23 and the bridge, thereby the stability of work has been improved.
Thirdly, the method comprises the following steps: contour adjustment: correcting drive lift cylinder 5 drives drive working plate 6 to carry out the operation under the assistance of drive gag lever post 7 and drive buffer spring 8, and drive working plate 6 drives and supports driven voller 35 and carry out the elevating movement, supports driven voller 35 and supports shaping roller 33 synchronous motion under the assistance of supporting reset spring 36 to carry out moulding regulation to backup pad 9, ensure that the backup pad can carry out the regulation of adaptation according to the specification of arch bridge.
Fourthly, the method comprises the following steps: shaping and supporting: support adjust cylinder 43 and drive support mounting bracket 42 and carry out rotation regulation under the assistance of adjusting buffer spring 44 to the messenger supports squeeze roll 45 and can carry out effectual extrusion to backup pad 9, guarantees to support squeeze roll 45 and supports to mutually support between the shaping roller 33 and carry out quick moulding operation to backup pad 9, ensures that backup pad 9 can carry out stable operation at the in-process of arch bridge construction.
The invention realizes the function of mechanical and rapid forming of the arch bridge, solves the problems that the existing arch bridge construction process needs manual work to manufacture a corresponding mould according to the arc of the arch bridge, and manually uses gunny, sand and soil to support the arc part of the arch bridge, thereby consuming time and labor, having high labor intensity, wasting resources, having low working efficiency and the like, and achieves the aim.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. A construction method of an arch bridge construction machine is mainly completed by the cooperation of the arch bridge construction machine, the arch bridge construction machine comprises an installation frame (1), and is characterized in that: the mounting frame (1) is of a shell structure, two auxiliary stabilizing devices (2) are arranged on the outer wall of the mounting frame (1), the two auxiliary stabilizing devices (2) are symmetrically positioned on the left side and the right side of the mounting frame (1), a plurality of rows of supporting and adjusting holes are uniformly formed in the upper end of the mounting frame (1) from left to right, supporting and adjusting devices (3) are arranged in the supporting and adjusting holes, a supporting and extruding device (4) is installed between every two adjacent supporting and adjusting devices (3) through a hinge, driving lifting cylinders (5) are arranged on the inner wall of the mounting frame (1) at equal intervals from front to back, the top ends of the driving lifting cylinders (5) are installed on a driving working plate (6) through flanges, a driving limiting rod (7) is installed between the driving working plate (6) and the inner wall of the mounting frame (1), a driving buffer spring (8) is sleeved on the driving limiting rod (7), and the driving working, the driving working plate (6) is of a downward inclined structure from the middle part of the upper end to the two ends;
the mounting frame (1) is provided with a support plate (9), the support plate (9) is of an arc-shaped structure, and the support plate (9) is made of flexible materials;
the auxiliary stabilizing device (2) comprises an auxiliary mounting frame (21) arranged on the outer wall of a mounting frame (1), the auxiliary mounting frame (21) is of a U-shaped structure, an auxiliary operation groove is formed in the side wall of the auxiliary mounting frame (21), two auxiliary telescopic rods (22) are arranged on the outer wall of the mounting frame (1), the two auxiliary telescopic rods (22) are symmetrically arranged on the front side and the rear side of the mounting frame (1), the auxiliary telescopic rods (22) are arranged on the auxiliary operation frame (23), the auxiliary operation frame (23) is arranged in the auxiliary operation groove, auxiliary limiting grooves are arranged on the auxiliary operation frame (23) at equal intervals from left to right, auxiliary driving screws (24) are arranged on the side wall of the auxiliary operation frame (23) through bearings, the auxiliary driving screws (24) are connected with auxiliary driving blocks (25) in a thread meshing mode, the auxiliary driving blocks (25) are connected with auxiliary supporting rods (211) in a sliding fit mode, the auxiliary support rod (211) is installed on the outer wall of the installation frame (1), an auxiliary driven gear (26) is sleeved on the outer wall of the auxiliary driving block (25), an auxiliary driving gear (27) is meshed on the auxiliary driven gear (26), the auxiliary driving gear (27) is installed on an output shaft of an auxiliary driving motor (28), and the auxiliary driving motor (28) is installed on the outer wall of the installation frame (1) through a motor base;
the supporting and adjusting device (3) comprises a supporting and adjusting rod (31) which is arranged in a supporting and adjusting hole in a sliding fit mode, the upper end of the supporting and adjusting rod (31) is arranged on a supporting and plastic plate (32), a supporting and plastic roller (33) is arranged on the supporting and plastic plate (32) through a bearing, the lower end of the supporting and adjusting rod (31) is arranged on a supporting driven plate (34), a supporting driven roller (35) is arranged at the lower end of the supporting driven plate (34) through a bearing, and a supporting reset spring (36) is sleeved on the supporting and adjusting rod (31) which is positioned between the supporting driven plate (34) and the inner wall of the mounting frame (1);
the supporting and extruding device (4) comprises a supporting and installing plate (41) which is installed between two adjacent supporting and adjusting devices (3) through a pin shaft, a supporting and installing frame (42) is installed on the supporting and installing plate (41) through a pin shaft, the supporting and installing frame (42) is connected with the top end of a supporting and adjusting cylinder (43) through a pin shaft, the bottom end of the supporting and adjusting cylinder (43) is installed on the supporting and installing plate (41) through a pin shaft, an adjusting buffer spring (44) is installed between the supporting and installing frame (42) and the supporting and installing plate (41), and supporting and extruding rollers (45) are arranged on the supporting and installing frame (42) at equal;
the arched bridge construction machine comprises the following steps during construction: preparing work: the arch bridge construction machinery is fixedly arranged on the lifting equipment, and the lifting equipment conveys the arch bridge construction machinery to a specified position; fixing a working surface: the auxiliary stabilizing device drives the auxiliary driving gear to rotate through the auxiliary driving motor, the auxiliary driving gear drives the auxiliary driving block to rotate simultaneously through the auxiliary driven gear, the auxiliary driving block drives the auxiliary driving screw rod to move and adjust in the rotating process in a threaded transmission mode, so that the auxiliary operation frame is driven to perform telescopic motion in the auxiliary operation groove, the auxiliary operation frame is firmly and stably abutted against the bridge body, the friction block on the auxiliary operation frame can increase the friction force between the auxiliary operation frame and the bridge body, and the working stability is improved; contour adjustment: the correcting driving lifting cylinder drives the driving working plate to operate under the assistance of the driving limiting rod and the driving buffer spring, the driving working plate drives the supporting driven roller to perform lifting motion, and the supporting driven roller controls the supporting shaping roller to perform synchronous motion under the assistance of the supporting reset spring, so that the shaping adjustment is performed on the supporting plate, and the supporting plate can be adjusted adaptively according to the specification of the arch bridge; shaping and supporting: support actuating cylinder and drive the support mounting bracket and carry out rotation regulation under adjusting buffer spring's assistance to make and support the squeeze roll and can carry out effectual extrusion to the backup pad, guarantee to support and to support to mutually support between the squeeze roll and support the shaping roller and carry out quick moulding operation to the backup pad, ensure that the backup pad can carry out stable operation at the in-process of arch bridge construction.
2. The method of claim 1, wherein the method comprises the steps of: install supplementary spacing cylinder (29) on the inner wall of supplementary mounting bracket (21), the top of supplementary spacing cylinder (29) is passed through the flange and is installed on supplementary stopper (210), supplementary stopper (210) and supplementary spacing groove mutually support the motion, and the width of supplementary stopper (210) is less than the width of supplementary spacing groove.
3. The method of claim 1, wherein the method comprises the steps of: and friction blocks are uniformly arranged on the outer wall of the auxiliary operation frame (23), and the friction blocks are in a conical structure.
4. The method of claim 1, wherein the method comprises the steps of: the diameter of the support adjusting rod (31) is smaller than that of the support adjusting hole.
5. The method of claim 1, wherein the method comprises the steps of: the outer wall of the supporting shaping roller (33) is abutted against the inner wall of the supporting plate (9).
6. The method for constructing an arched bridge construction machine according to claim 2, wherein the support mounting frame (42) is of L-shaped structure, and the upper end of the support mounting frame (42) is of an upward inclined structure from outside to inside.
7. The method of claim 1, wherein the method comprises the steps of: both ends of the supporting and mounting plate (41) are of telescopic structures.
8. The method of claim 1, wherein the method comprises the steps of: the lower end of the supporting driven roller (35) is abutted against the outer wall of the driving working plate (6).
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| CN201810638453.5A CN108797355B (en) | 2018-06-20 | 2018-06-20 | Construction method of arched bridge construction machinery |
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| CN201810638453.5A CN108797355B (en) | 2018-06-20 | 2018-06-20 | Construction method of arched bridge construction machinery |
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| CN108797355B true CN108797355B (en) | 2020-07-10 |
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| CN203514204U (en) * | 2013-09-26 | 2014-04-02 | 江苏广宇建设集团有限公司 | Mounting support for large span steel structure arch bridge curve arch |
| CN105926459B (en) * | 2016-06-21 | 2017-08-25 | 郑州市交通规划勘察设计研究院 | A kind of bridge construction steelframe equipment |
| CN205975337U (en) * | 2016-08-25 | 2017-02-22 | 中铁五局集团路桥工程有限责任公司 | Braced chain formula arch ring template system architecture |
| KR101749959B1 (en) * | 2016-11-28 | 2017-07-03 | (주)신화 | Assembly type arch structure and method for constructing it |
| CN107858912A (en) * | 2017-11-07 | 2018-03-30 | 江苏燕宁建设工程有限公司 | Hyperbolic arch bridge bracket erection method and hyperbolic arch bridge bracket |
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Effective date of registration: 20200616 Address after: 519000 room 105-120, No. 6, Baohua Road, Hengqin New District, Zhuhai City, Guangdong Province (centralized office area) Applicant after: China Railway Construction Investment Group Co.,Ltd. Address before: 238000 eight villages in Dongyue administrative village, Zhuge Town, Chaohu City, Hefei, Anhui Applicant before: Mo Xiaoyu |
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