CN217629451U

CN217629451U - Upstroke movable formwork movable track transfer device

Info

Publication number: CN217629451U
Application number: CN202221387541.0U
Authority: CN
Inventors: 胡元伦; 刘琛; 秘嘉川; 江明坤; 申海莉
Original assignee: Shandong Times Stress Engineering Technology Co ltd
Current assignee: Shandong Times Stress Engineering Technology Co ltd
Priority date: 2022-06-06
Filing date: 2022-06-06
Publication date: 2022-10-21
Anticipated expiration: 2032-06-06

Abstract

A moving rail reverse conveying device of an up-moving type movable formwork comprises a main beam trolley, a rail trolley, wheels I, a guide rod, a jacking oil cylinder, a rail clamping mechanism, a rail I and a rail I, wherein the main beam trolley travels on a rail through the wheels I, the rail trolley travels on a concrete box girder through the wheels II, after the movable formwork moves longitudinally to a proper position, a jacking oil cylinder in the movable formwork drives the main beam to move upwards, the main beam drives the main beam trolley to move upwards, a sliding sleeve slides in the guide rod at the moment, when the main beam jacks in a proper position, a piston rod of the oil cylinder I extends outwards to push the rail trolley to move backwards, when the rail trolley moves to the rear side, the rail is clamped through the rail clamping mechanism, the piston rod of the oil cylinder I retracts, the rail is pulled to move forwards in the forward moving process of the rail trolley, the displacement of the rail forwards is the stroke of the oil cylinder I, the rail clamping mechanism loosens the rail, the piston rod of the oil cylinder I extends again, the actions are repeated, the rail moves forwards continuously, the reverse conveying of the rail is finally completed, the reverse conveying of the whole process does not need of manual reverse conveying, the bridge construction efficiency is improved, and the potential safety hazard is greatly reduced.

Description

Upstroke movable formwork movable track transfer device

Technical Field

The utility model relates to a bridge construction technical field, concretely relates to upstroke moving die carrier removes track device of transporting.

Background

The movable formwork bridge fabrication machine is a construction machine with a template and a bearing platform or a pier column as a support to cast a bridge in situ. The method is mainly characterized in that: good construction quality, simple construction operation, low cost and the like. The method is widely applied to the construction of continuous beams of highway bridges and railway bridges and is a more advanced construction method. The traditional up-going moving formwork rear longitudinal moving system rails are all in a manual transporting mode, and due to the fact that the weight of the rails is large, the number of the rails is large, even if the rails are in large quantity, large difficulty exists with the help of hoisting equipment, not only is the construction efficiency influenced, but also potential safety hazards exist in the manual transporting mode.

Disclosure of Invention

The utility model discloses an overcome not enough of above technique, provide an upstroke movable mould frame moving track device of transporting who raises the efficiency, saves the cost.

The utility model overcomes the technical scheme that its technical problem adopted is:

an upstroke moving mold frame moving track transfer device, comprising:

the track is arranged above the concrete box girder along the length direction of the concrete box girder;

the front side and the rear side of the lower end of the main beam trolley are respectively and rotatably provided with wheels I, the wheels I are arranged on the track in a rolling manner, and the upper end of the main beam trolley is fixed at the lower end of a main beam of the movable mould frame;

the sliding sleeve is arranged on the rear side of the main beam trolley;

the guide rod is arranged along the vertical direction, and the sliding sleeve is slidably arranged on the guide rod;

the left end and the right end of the rail car are respectively and rotatably provided with a wheel II, the wheels II are arranged on the concrete box girder in a rolling mode, and the rail is located between the two wheels II;

the tail end of the oil cylinder I is hinged with the lower end of the guide rod through a pin shaft I, and the head end of a piston rod of the oil cylinder I is hinged with the rail car through a pin shaft II; and

and the rail clamping mechanism is arranged on the rail car and used for clamping and fixing the rail relative to the rail car.

The track clamping mechanism comprises a left clamping arm, a right clamping arm and an oil cylinder, wherein the middle part of the left clamping arm is hinged to the left side end of the rail car through a pin shaft III, the right clamping arm is hinged to the right side end of the rail car through a pin shaft IV, the oil cylinder II is arranged at the upper end of the rail car, the tail end of the oil cylinder II is hinged to the upper end of the left clamping arm through a pin shaft V, the head end of a piston rod of the oil cylinder II is hinged to the upper end of the right clamping arm through a pin shaft VI, when a piston rod of the oil cylinder II extends out, the inner side of the lower end of the left clamping arm is in contact with the left side end of the track, and the inner side of the lower end of the right clamping arm is in contact with the right side end of the track.

Furthermore, a pin hole I is formed in the sliding sleeve, a pin hole II is formed in the guide rod, when the girder trolley moves upwards to a proper position along with the girder, the pin hole I coincides with the pin hole II, and the locking pin is inserted into the pin hole I and the pin hole II.

Further, splint I are installed to left arm lock lower extreme inboard, and splint II are installed to right arm lock lower extreme inboard.

The utility model has the advantages that: the main beam trolley travels on the track through the wheels I, the rail car travels on the concrete box girder through the wheels II, when the movable formwork longitudinally moves in place, the jacking oil cylinder in the movable formwork drives the main beam to move upwards, the main beam drives the main beam trolley to move upwards, the sliding sleeve slides in the guide rod at the moment, when the main beam is jacked in place, the piston rod of the oil cylinder I extends outwards to push the rail car to move towards the rear side, when the rail car moves to the rear side, the rail is clamped through the rail clamping mechanism, then the piston rod of the oil cylinder I retracts, the rail is pulled to move forwards in the forward moving process of the rail car, the displacement of the forward moving of the rail is the stroke of the oil cylinder I, the rail clamping mechanism loosens the rail, then the piston rod of the oil cylinder I extends again, the above actions are repeated, the rail continuously moves forwards, the rail is finally transported backwards, the whole process does not need manual reverse transportation, the bridge construction efficiency is improved, and the potential safety hazards are greatly reduced.

Drawings

FIG. 1 is a schematic view of the present invention in use;

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is a side view of the railcar portion of the present invention;

in the figure, 1, a concrete box girder 2, a main girder 3, a rail 4, a main girder trolley 5, wheels I6, a sliding sleeve 7, a guide rod 8, a pin hole I9, a pin hole II 10, an oil cylinder I11, a pin shaft I12, a pin shaft II 13, a rail trolley 14, wheels II 15, a left clamping arm 16, a right clamping arm 17, a pin shaft III 18, a pin shaft IV 19, an oil cylinder II 20, a pin shaft V21, a pin shaft VI 22, a clamping plate I23 and a clamping plate II.

Detailed Description

The present invention will be further explained with reference to fig. 1, fig. 2 and fig. 3.

An upstroke moving mold frame moving track transfer device, comprising: the track 3 is arranged above the concrete box girder 1 along the length direction of the concrete box girder 1; the front side and the rear side of the lower end of the main beam trolley 4 are respectively and rotatably provided with wheels I5, the wheels I5 are arranged on the track 3 in a rolling manner, and the upper end of the main beam trolley 4 is fixed at the lower end of a main beam 2 of the movable mould frame; a sliding sleeve 6 which is installed at the rear side of the main beam trolley 4; the guide rod 7 is arranged in the vertical direction, and the sliding sleeve 6 is slidably arranged on the guide rod 7; the left end and the right end of the rail car 13 are respectively and rotatably provided with a wheel II 14, the wheels II 14 are arranged on the concrete box girder 1 in a rolling mode, and the rail 3 is located between the two wheels II 14; the oil cylinder I10 is horizontally arranged in the front-back direction, the tail end of the oil cylinder I10 is hinged with the lower end of the guide rod 7 through a pin shaft I11, and the piston rod end of the oil cylinder I10 is hinged with the rail car 13 through a pin shaft II 12; and the track clamping mechanism is arranged on the rail car 13 and used for clamping and fixing the track 3 relative to the rail car 13. When the movable formwork longitudinally moves, the main girder trolley 4 travels on the track 3 through the wheels I5, the rail car 13 travels on the concrete box girder 1 through the wheels II 14, when the movable formwork longitudinally moves to a proper position, the jacking oil cylinder in the movable formwork drives the main girder 2 to move upwards, the main girder 2 drives the main girder trolley 4 to move upwards, the sliding sleeve 6 slides in the guide rod 7 at the moment, when the main girder 2 is jacked to a proper position, the piston rod of the oil cylinder I10 extends outwards to push the rail car 13 to move towards the rear side, when the rail car 13 moves to the rear side, the track 3 is clamped through the track clamping mechanism, the piston rod of the oil cylinder I10 retracts, the track 3 is pulled to move forwards in the process that the rail car 13 moves forwards, the displacement of the forward movement of the track 3 is the stroke of the oil cylinder I10, the track clamping mechanism loosens the clamping of the track 3, the piston rod of the oil cylinder I10 extends out again, the actions are repeated, the track 3 continuously moves forwards, and finally the reverse transportation of the track 3 is completed, the whole process does not need manual reverse transportation, the bridge construction efficiency is improved, and the potential safety hazard is greatly reduced.

The track clamping mechanism can be of a structure comprising a left clamping arm 15, the middle part of which is hinged to the left side end of the rail car 13 through a pin III 17, and a right clamping arm 16, the middle part of which is hinged to the right side end of the rail car 13 through a pin IV 18, wherein an oil cylinder 19 is arranged at the upper end of the rail car 13, the tail end of the oil cylinder 19 is hinged to the upper end of the left clamping arm 15 through a pin V20, the head end of a piston rod of the oil cylinder 19 is hinged to the upper end of the right clamping arm 16 through a pin VI 21, when the piston rod of the oil cylinder II 19 extends out completely, the inner side of the lower end of the left clamping arm 15 is in contact with the left side end of the track 3, and the inner side of the lower end of the right clamping arm 16 is in contact with the right side end of the track 3. When the piston rod of the oil cylinder II 19 extends outwards, the oil cylinder II pushes the left clamping arm 15 and the right clamping arm 16 to rotate respectively, the lower end of the left clamping arm 15 and the lower end of the right clamping arm 16 are clamped on the track 3 respectively, clamping on the track 3 is achieved, when the piston rod of the oil cylinder II 19 retracts inwards, the oil cylinder II pulls the left clamping arm 15 and the right clamping arm 16 to rotate reversely respectively, the lower end of the left clamping arm 15 and the lower end of the right clamping arm 16 are far away from the track 3 respectively, and therefore clamping on the track 3 is relieved.

Further, be provided with pinhole I8 on the sliding sleeve 6, be provided with pinhole II 9 on the guide arm 7, after girder dolly 4 moved in place on following girder 2, pinhole I8 and pinhole II 9 coincide mutually, and the locking round pin inserts in pinhole I8 and pinhole II 9. The sliding sleeve 6 is locked and fixed relative to the guide rod 7 after the locking pin is inserted into the pin hole I8 and the pin hole II 9, and the position of the main beam trolley 4 is ensured to be unchanged after the main beam trolley 4 moves to the right position along with the main beam 2.

Furthermore, a clamping plate I22 is arranged on the inner side of the lower end of the left clamping arm 15, and a clamping plate II 23 is arranged on the inner side of the lower end of the right clamping arm 16. Through setting up splint I22 and splint II 23, splint I22 contacts with track 3's left side end when making the tight track 3 of clamp, and splint II 23 contacts with track 3's right side end, has improved area of contact, ensures to press from both sides tight track 3's reliability.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made without departing from the spirit and principle of the present invention shall fall within the protection scope of the present invention.

Claims

1. An upstroke moving die carrier moving track transfer device, comprising:

the track (3) is arranged above the concrete box girder (1) along the length direction of the concrete box girder (1);

the front side and the rear side of the lower end of the main beam trolley (4) are respectively and rotatably provided with a wheel I (5), the wheels I (5) are arranged on the track (3) in a rolling manner, and the upper end of the main beam trolley (4) is fixed at the lower end of a main beam (2) of the movable mould frame;

a sliding sleeve (6) which is installed at the rear side of the main beam trolley (4);

the guide rod (7) is arranged in the vertical direction, and the sliding sleeve (6) is slidably arranged on the guide rod (7);

the left end and the right end of the rail car (13) are respectively and rotatably provided with a wheel II (14), the wheels II (14) are arranged on the concrete box girder (1) in a rolling mode, and the rail (3) is located between the two wheels II (14);

the tail end of the oil cylinder I (10) is hinged with the lower end of the guide rod (7) through a pin shaft I (11), and the head end of a piston rod of the oil cylinder I (10) is hinged with the rail car (13) through a pin shaft II (12); and

and the rail clamping mechanism is arranged on the rail car (13) and is used for clamping and fixing the rail (3) relative to the rail car (13).

2. The ascending type moving mold frame moving rail transporting device according to claim 1, wherein: the track clamping mechanism comprises a left clamping arm (15) which is hinged to the left side end of the rail car (13) through a pin shaft III (17) at the middle part, a right clamping arm (16) which is hinged to the right side end of the rail car (13) through a pin shaft IV (18) at the right side end of the rail car (13), an oil cylinder II (19) is arranged at the upper end of the rail car (13), the tail end of the oil cylinder II (19) is hinged to the upper end of the left clamping arm (15) through a pin shaft V (20), the head end of a piston rod of the oil cylinder II (19) is hinged to the upper end of the right clamping arm (16) through a pin shaft VI (21), when a piston rod of the oil cylinder II (19) is completely extended out, the inner side of the lower end of the left clamping arm (15) is in contact with the left side end of the rail (3), and the inner side of the lower end of the right clamping arm (16) is in contact with the right side end of the rail (3).

3. The ascending type moving die carrier moving rail transferring apparatus according to claim 1, wherein: be provided with pinhole I (8) on sliding sleeve (6), be provided with pinhole II (9) on guide arm (7), after girder dolly (4) followed girder (2) and moved up to the right place, pinhole I (8) and pinhole II (9) coincide mutually, and the locking round pin inserts in pinhole I (8) and pinhole II (9).

4. The ascending type moving die carrier moving rail transferring apparatus according to claim 2, wherein: the inner side of the lower end of the left clamping arm (15) is provided with a clamping plate I (22), and the inner side of the lower end of the right clamping arm (16) is provided with a clamping plate II (23).