CN215622259U - Frame of girder transporting vehicle - Google Patents

Abstract

The utility model discloses a frame of a girder transporting vehicle and a using method thereof, the frame of the girder transporting vehicle comprises two groups of cross frames, the two groups of cross frames are respectively connected through two groups of pull rods, each cross frame comprises a cross beam, girder transporting vehicle seats are arranged below two ends of the cross beam, a steel beam placing ring frame is arranged above the cross beam, a support is arranged between the cross beam and the girder transporting vehicle seats, the support comprises an upper support and a lower support which are mutually attached, the lower surface of the upper support is an arc-shaped groove, the upper surface of the lower support is an arc-shaped convex surface, the arc-shaped convex surface and the arc-shaped groove have the same radian and are mutually matched, the top end of the upper support is welded with the cross beam, and the bottom surface of the lower support is welded with the girder transporting vehicle seats. The utility model has reliable and flexible structure, can be well suitable for transporting large steel pipe arches by the girder transporting vehicles, is convenient for matching among the girder transporting vehicles, simplifies the transportation operation of the large steel pipe arches and improves the transportation safety.

Description

Frame of girder transporting vehicle

Technical Field

The utility model relates to the field of engineering construction equipment, in particular to a frame of a beam transporting vehicle.

Background

The beam transporting vehicle is one special vehicle for transporting bridge deck of reinforced concrete beam bridge prefabricated in prefabricating plant or bridge site to bridge erecting machine. Split-rail line type and tire type, etc. The device mainly comprises dozens of driving wheels, driven wheels, a frame, a cab, an operation control system, an auxiliary device and the like. Since the load is heavy (up to thousands of tons), the required height is low, so as to reduce the overall height of the bridge girder erection machine. Is a matched device for the construction of the bridge girder erection machine.

The girder transporting vehicle is mainly used as transportation power equipment in the construction process, and is influenced by the terrain in the construction process of the super-large bridge, steel pipe arch sections cannot be transported to a midspan for hoisting, but a steel pipe arch assembling field is arranged on a roadbed and transported to a junction pier for hoisting for erection, and after the steel pipe arches of the super-large bridge are spliced, a plurality of girder transporting vehicles are often needed for transportation due to large size, the condition that the cooperation between the girder transporting vehicles is not in place inevitably occurs in the transportation process, and the condition that the spliced girder transporting vehicles are inclined or slide easily occurs when turning or sloping occurs.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a frame of a girder transporting vehicle. The utility model has reliable and flexible structure, can be well suitable for transporting large steel pipe arches by the girder transporting vehicles, is convenient for matching among the girder transporting vehicles, simplifies the transportation operation of the large steel pipe arches and improves the transportation safety.

The technical scheme of the utility model is as follows: the utility model provides a fortune roof beam car frame, includes two sets of crossbearers, and two sets of crossbearers are connected through two sets of pull rods respectively, the crossbearer includes the crossbeam, and crossbeam both ends below is equipped with fortune roof beam car seat, and the crossbeam top is equipped with the girder steel and places the ring frame, be equipped with the support between crossbeam and the fortune roof beam car seat, the support is including the upper bracket and the undersetting that laminate the setting each other, and the upper bracket lower surface is the arcuation recess, is the arcuation convex surface above the undersetting, and the arcuation convex surface is unanimous and matches each other with arcuation recess radian, the top and the crossbeam welding of upper bracket, the bottom surface and the fortune roof beam car seat welding of undersetting.

In the frame of the beam transporting vehicle, the pull rod is connected with the cross frame through the hinge device, the hinge device is composed of a hinge joint A, a hinge joint B and a hinge joint C which are connected with each other through a bolt, one end of the hinge joint A is fixedly connected with the cross beam through a pull plate, and one end of the hinge joint C is connected with one end of the pull rod.

In the foregoing frame of the girder transporting vehicle, the hinge joint a is arranged on a horizontal plane, the hinge joint C is arranged on a vertical plane perpendicular to the horizontal plane, the hinge joint B includes a horizontal plane hinge plate α connected to the hinge joint a, and further includes a vertical plane hinge plate β connected to the hinge joint C, and the hinge plate α and the hinge plate β are welded to each other.

In the frame of the beam transporting vehicle, a circle of limiting baffle is arranged on the side surface of the upper support.

In the foregoing girder transporting vehicle frame, the steel beam placing ring frames are respectively arranged at two ends of the cross beam and at the middle position of the cross beam, each steel beam placing ring frame comprises a fixing device connected with the cross beam, and two hoop buckles are arranged at the upper ends of the fixing devices.

Compared with the prior art, the large steel pipe arch is transported by arranging the girder transporting vehicle frames to be matched with a plurality of girder transporting vehicles; particularly, a frame body is formed by arranging a cross frame and a pull rod, so that a girder transporting vehicle can be conveniently arranged and matched, spliced steel pipe arches can be conveniently placed, a girder placing ring frame is arranged on a cross beam of the cross frame, a fixing device is used for placing the spliced steel pipe arches, two hoop buckles are closed and hoop the steel pipe arches after the placement of the steel pipe arches is completed, a fixing effect is achieved, and the steel pipe arches are prevented from falling; the lower surface of the upper support is provided with the arc-shaped groove, and the upper surface of the lower support is provided with the arc-shaped convex surface, so that a certain rotating space can be reserved between the upper surface and the lower surface, the steel pipe arch can be kept balanced, the steel pipe arch is prevented from being dislocated and deformed in the transportation process, and the upper support and the lower support are prevented from slipping by arranging the limiting baffle; through setting up hinge assembly, articulated joint A sets up for the horizontal plane, and articulated joint C sets up for the vertical plane of perpendicular and horizontal plane for pull rod and crossbearer can be adjusted on horizontal plane and vertical face, can avoid jolting and turn to crooked.

In conclusion, the steel pipe arch transportation device is reliable and flexible in structure, can be well suitable for transporting large steel pipe arches by the girder transporting vehicles, is convenient for matching among the girder transporting vehicles, simplifies the transportation operation of the large steel pipe arches, and improves the transportation safety.

Drawings

FIG. 1 is a schematic top view of the apparatus of the present invention;

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

FIG. 3 is a schematic structural view of the support of the present invention;

FIG. 4 is a left side view of the hinge assembly of the present invention;

FIG. 5 is a schematic top view of the hinge assembly of the present invention;

FIG. 6 is a schematic view of the steel beam placing ring frame according to the present invention.

The labels in the figures are: the device comprises a pull rod 1, a beam 2, a beam transporting vehicle seat 3, an upper support 4, a lower support 5, a bolt 6, a hinge joint A7, a hinge joint C8, a pull plate 9, a hinge plate alpha 10, a hinge plate beta 11, a limit baffle 12, a fixing device 13 and a hoop buckle 14.

Detailed Description

The utility model is further illustrated by the following figures and examples, which are not to be construed as limiting the utility model.

Example 1. A girder transporting vehicle frame comprises two groups of cross frames which are respectively connected through two groups of pull rods 1, the cross frames comprise cross beams 2, girder transporting vehicle seats 3 are arranged below two ends of each cross beam 2, a steel girder placing ring frame is arranged above each cross beam 2, a support is arranged between each cross beam 2 and each girder transporting vehicle seat 3 and comprises an upper support 4 and a lower support 5 which are mutually attached, the lower surface of each upper support 4 is an arc-shaped groove, the upper surface of each lower support 5 is an arc-shaped convex surface, the arc-shaped convex surfaces are consistent with and matched with the arc of the arc-shaped groove, the top end of each upper support 4 is welded with the corresponding cross beam 2, and the bottom surface of each lower support 5 is welded with the corresponding girder transporting vehicle seat 3; the pull rod 1 is connected with the cross frame through a hinge device, the hinge device consists of a hinge joint A7, a hinge joint B and a hinge joint C8 which are mutually connected through a bolt 6, one end of the hinge joint A7 is fixedly connected with the cross beam 2 through a pull plate 9, and one end of the hinge joint C8 is connected with one end of the pull rod 1; the hinge joint A7 is arranged on a horizontal plane, the hinge joint C8 is arranged on a vertical plane vertical to the horizontal plane, the hinge joint B comprises a horizontal plane hinge plate alpha 10 connected with the hinge joint A7 and a longitudinal plane hinge plate beta 11 connected with the hinge joint C8, and the hinge plate alpha 10 and the hinge plate beta 11 are welded with each other;

a circle of limiting baffle plates 12 are arranged on the side surface of the upper support 4; the steel beam placing ring frame is respectively arranged at two ends of the cross beam 2 and the middle position of the cross beam 2, the steel beam placing ring frame comprises a fixing device 13 connected with the cross beam 2, and two hoop buckles 14 are arranged at the upper end of the fixing device 13.

The working principle is as follows: when in use, the frame of the girder transporting vehicle is matched with a plurality of girder transporting vehicles to transport large-scale steel pipe arches, the girder transporting vehicle seat 3 and the girder transporting vehicles are fixed, and the spliced steel pipe arches are put into the steel beam to place the ring frame to be fixed and then the transportation vehicles are started.

The inventors used the apparatus of the utility model in the Chengdu to Zunyi segment RZTJ-5 of the State Highway (Guizhou) of Younyi.

The main control engineering of the mark section is a large bridge and a fire dam tunnel. The left span combination of the grand bridge is (22 x 40m +410m +3 x 40m), the number of the start-stop piles is (ZK20+ 385-ZK 21+833.5), and the total length of the bridge is 1448.5 m; the right span combination is (21 multiplied by 40m +410m +3 multiplied by 40m), the number of the start-stop pile is (YK20+ 402.789-YK 21+808.489), the full length of the bridge is 1405.7 meters, the prestressed concrete is simply supported firstly, and then the continuous T-shaped beam and the upper support type steel pipe concrete arch are constructed. The bridge abutment of the starting point bank and the end point bank are gravity type bridge abutments, so that the foundation is enlarged; the pier adopts three forms of a reinforced concrete circular double-column pier, a thin-wall pier and a steel pipe arch, and the upper main beam adopts a 250cm high-prestress concrete T-shaped beam and a 210cm high-steel-mixed composite beam.

Under the influence of terrain, the steel pipe arch sections can not be transported to a midspan for hoisting, but a steel pipe arch assembling field is arranged on a roadbed and transported to a boundary pier for hoisting through the equipment disclosed by the utility model after assembling. The steel pipe arch is constructed by adopting a cable hoisting inclined pulling buckling hanging method.

Claims (5)

1. The utility model provides a fortune roof beam car frame which characterized in that: including two sets of crossbearers, two sets of crossbearers are connected through two sets of pull rods (1) respectively, the crossbearer includes crossbeam (2), and crossbeam (2) both ends below is equipped with fortune roof beam car seat (3), and crossbeam (2) top is equipped with the girder steel and places the ring frame, be equipped with the support between crossbeam (2) and fortune roof beam car seat (3), upper bracket (4) and undersetting (5) that the support set up including laminating each other, upper bracket (4) lower surface are the arcuation recess, are the arcuation convex surface above undersetting (5), and the arcuation convex surface just matches each other with arcuation recess radian is unanimous, the top and crossbeam (2) welding of upper bracket (4), the bottom surface and fortune roof beam car seat (3) welding of undersetting (5).

2. A girder transport vehicle frame according to claim 1, wherein: pull rod (1) is connected through articulated mounting with the crossbearer, articulated mounting comprises articulated joint A (7), articulated joint B and articulated joint C (8) through bolt (6) interconnect, and articulated joint A (7) one end is passed through arm-tie (9) and is connected with crossbeam (2) fixed connection, and articulated joint C (8) one end is connected with pull rod (1) one end.

3. A girder transport vehicle frame according to claim 2, wherein: articulated joint A (7) are the horizontal plane setting, and articulated joint C (8) are the vertical face setting of perpendicular and horizontal plane, articulated joint B includes the horizontal plane articulated disc alpha (10) of being connected with articulated joint A (7), still includes the vertical face articulated disc beta (11) of being connected with articulated joint C (8), and articulated disc alpha (10) and articulated disc beta (11) are welded each other.

4. A girder transport vehicle frame according to claim 1, wherein: and a circle of limiting baffle (12) is arranged on the side surface of the upper support (4).

5. A girder transport vehicle frame according to claim 1, wherein: the steel beam placing ring frame is arranged at two ends of the cross beam (2) and the middle position of the cross beam (2) respectively, the steel beam placing ring frame comprises a fixing device (13) connected with the cross beam (2), and two hoop buckles (14) are arranged at the upper end of the fixing device (13).

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