CN216739298U - Highway bridge girder erection machine transports bracket and fortune roof beam car - Google Patents

Abstract

The transfer bracket of the highway bridge erecting machine can be used for the integral transfer of the highway bridge erecting machine; it includes: a first layer of cross beams positioned above; the second layer of cross beams are positioned below; the first layer of cross beams are fixedly connected with the second layer of cross beams; the first layer of cross beams extend along the direction perpendicular to the arms of the bridge girder erection machine and are used for supporting the bridge girder erection machine.

Description

Highway bridge girder erection machine transports bracket and fortune roof beam car

Technical Field

The invention relates to the technical field of bridge construction, in particular to a transportation bracket of a highway bridge girder erection machine and a girder transporting vehicle.

Background

In the road and bridge construction, after the beam slab of one bridge is installed, the bridge girder erection machine needs to be transferred to the next bridge through a roadbed and then the beam slab is installed. The general transition mode adopts the mode of disassembling the whole machine and transferring each part in batches by using a transport vehicle. The method has the advantages that the trafficability of the bridge girder erection machine is high under the condition that the roadbed is not completed and the channel is narrow after the bridge girder erection machine is disassembled, the bridge girder erection machine has the defects that a large amount of expenses for hoisting, transporting equipment, machine shifts, personnel and the like need to be invested in the transition installation and the disassembly of the bridge girder erection machine, and the electrical and hydraulic systems of the bridge girder erection machine need to be disassembled and assembled each time when the bridge girder erection machine is transferred by the method, so that the damage to the electrical and hydraulic systems of the equipment is large.

The conventional transition mode in the road and bridge construction beam plate erection construction needs 7 days, and the bridge girder erection machine is easy to have the risks of overturning of a truck crane, injury of personnel, overturning of a main beam of the bridge girder erection machine and the like in the processes of disassembly and assembly; the man-machine cost of the transition is higher.

SUMMERY OF THE UTILITY MODEL

To prior art's not enough, this application provides a bracket and fortune roof beam car are transported to highway frame bridge crane, and technical scheme is specifically as follows.

A highway bridging machine transfer carriage comprising:

a first layer of cross beams positioned above;

the second layer of cross beams are positioned below;

the first layer of cross beams are fixedly connected with the second layer of cross beams;

the first layer of cross beams extend along the direction perpendicular to the arms of the bridge girder erection machine and are used for supporting the bridge girder erection machine.

In some embodiments of the present application, the first deck beams extend for a length that matches a lateral width of the bridge girder erection boom.

In some embodiments of the present application, the bridge girder erection machine arm comprises: the first bearing main beam and the second bearing main beam are parallel to each other, and the extension length of the first layer of cross beams is not less than the total transverse extension width of the first bearing main beam and the second bearing main beam.

In some embodiments of the present application, the first layer beam has an extended length greater than an extended length of the second layer beam, and the second layer beam has a width greater than a width of the first layer beam.

In some embodiments of the present application, the second-tier beam comprises:

a support portion directly connected with the first layer of cross beams;

the connecting part is positioned below the supporting part, and the extension length of the connecting part is smaller than that of the supporting part.

The application still provides a fortune roof beam car, including foretell highway bridging machine transport bracket, and with the highway bridging machine transports the drive unit that the bracket rotated the connection.

In some embodiments of the present application, the girder transporting vehicle comprises:

the first bridge girder erection machine transferring bracket is connected with the driving unit;

a second bridge girder erection machine transfer carriage connected to the driven unit;

the driven units can move synchronously under the driving of the driving units.

In some embodiments of the present application, the bottom of each of the second-layer cross beams of the first bridge girder erection machine transfer bracket and the second bridge girder erection machine transfer bracket is provided with a rotating shaft hole, and the rotating shaft hole is located at the center of the second-layer cross beam;

the driving unit comprises a driving motor and a first rack in power connection with the driving motor, and the first rack is connected with the first bridge girder erection machine transfer bracket through the rotating shaft hole, so that the driving unit can drive the first bridge girder erection machine transfer bracket to move;

the driven unit comprises a second rack, and the second rack is connected with the second bridge girder erection machine transferring bracket through the rotating shaft hole.

Compared with the prior art, the beneficial effect of this application is:

the application provides a highway bridging machine transports bracket can be used to the whole transition of highway bridging machine. The girder transport vehicle provided with the transportation bracket of the highway bridge girder erection machine can integrally transfer the highway bridge girder erection machine, compared with a conventional transfer mode, the girder transport vehicle can save transfer time, the bridge girder erection machine does not need to be disassembled, an electric system and a hydraulic system of equipment do not need to be disassembled, and the damage to the system is small; the potential safety hazard in the conventional transfer process can be effectively avoided, and a large amount of equipment for hoisting and transporting and personnel cost generated in the conventional transfer process can be saved. The problem that the traditional transition mode greatly damages an electric system and a hydraulic system of the bridge girder erection machine is effectively solved. In addition, the preparation is simple, the use is convenient, the operation is easy, and the manufacturing cost is low.

Drawings

FIG. 1 is a side view of a highway bridging machine transfer carriage according to one embodiment of the present application;

FIG. 2 is a schematic structural view of a girder transport vehicle according to an embodiment of the present application;

FIG. 3 is a top view of a highway bridging machine transfer carriage according to one embodiment of the present application;

FIG. 4 is a side view of a highway bridging machine transfer carriage of another embodiment of the present application;

FIG. 5 is a schematic structural view of another embodiment of the present application;

FIG. 6 is a side view from another perspective of the highway bridging machine transfer carriage of FIG. 4;

FIG. 7 is a schematic structural view of the first bridge girder erection machine transfer carriage and the driving unit in FIG. 5;

numbering in the figures: 100. a bridge girder erection machine arm; 101. a first load-bearing main beam; 102. a second load-bearing main beam; 10. A transportation bracket of the road bridge girder erection machine; 1. a first layer of cross beams; 2. a second-layer beam; 21. a support portion; 22. a connecting portion; 23. a rotating shaft hole; 110. a first bridge girder erection machine transfer bracket; 210. a second bridge girder erection machine transfer bracket; 200. A drive unit; 201. a drive motor; 202. a first frame; 300. a driven unit; 301. and a second frame.

Detailed Description

The technical solutions of the present application are explained in detail below with reference to specific embodiments, however, it should be understood that elements, structures and features of one embodiment may be beneficially incorporated in other embodiments without further recitation.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in fig. 2, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be taken as limiting the present invention.

In the description of the present application, it is to be understood that the terms "first", "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The embodiments described above are merely preferred embodiments of the present application, and are not intended to limit the scope of the present application, and various modifications and improvements made to the technical solutions of the present application by those skilled in the art without departing from the spirit of the present application should fall within the protection scope defined by the claims of the present application.

As shown in fig. 1, a transportation carriage 10 for a road bridge erecting machine provided in a first embodiment of the present application includes:

a first-layer beam 1 located above;

the second-layer beam 2 is positioned below;

the first layer of cross beams 1 are fixedly connected with the second layer of cross beams 2;

the first layer beam 1 extends in a direction perpendicular to the bridge girder erection machine arm 100 for supporting the bridge girder erection machine.

Specifically, as shown in fig. 2, the first-layer beam 1 extends to a length matching the transverse width of the bridge girder erection machine arm 100, so that the first-layer beam 1 can support the entire bridge girder erection machine arm 100.

As shown in fig. 2, for a road bridge girder erection machine, a typical bridge girder erection machine arm includes: a first load-bearing main beam 101 and a second load-bearing main beam 102 which are parallel to each other, wherein the extension length of the first layer beam 1 is not less than the total transverse extension width of the first load-bearing main beam 101 and the second load-bearing main beam 102.

As shown in fig. 3 and 4, further, the extension length of the first-layer beam 1 is greater than the extension length of the second-layer beam 2, and the width of the second-layer beam 2 is greater than the width of the first-layer beam 1. The second tier beam 2 is made wider than the first tier beam 1 and thus provides stable vertical support for the first tier beam 1.

Further, as shown in fig. 1, the second-layer beam 2 includes:

the support part 21, the support part 21 is directly connected with the first-layer beam 1;

and a connection part 22 located below the support part 21, wherein the extension length of the connection part 22 is less than that of the support part.

As shown in fig. 2, a girder transporting vehicle according to a second embodiment of the present application includes the above-mentioned road bridge girder erection machine transfer bracket, and a driving unit rotatably connected to the road bridge girder erection machine transfer bracket.

Further, as shown in fig. 5, the girder transporting vehicle includes:

a first bridge girder erection machine transfer bracket 110, the first bridge girder erection machine transfer bracket 110 being connected with the driving unit 200;

a second bridge girder erection machine transfer carriage 210, the second bridge girder erection machine transfer carriage 210 being connected to the driven unit 300;

the driven unit 300 can be moved synchronously by the driving unit 200.

Further, as shown in fig. 4 to 7, rotation shaft holes 23 are formed at the bottoms of the second-layer cross beams 2 of the first bridge girder erection machine transfer bracket 110 and the second bridge girder erection machine transfer bracket 210, and the rotation shaft holes 23 are located at the center of the second-layer cross beams 2;

the driving unit 200 comprises a driving motor 201 and a first frame 202 in power connection with the driving motor 201, and the first frame 202 is connected with the first bridge girder erection machine transportation bracket 110 through the rotating shaft hole 23, so that the driving unit 200 can drive the first bridge girder erection machine transportation bracket 110 to move;

the driven unit 300 includes a second frame 301, and the second frame 301 and the second bridge girder erection machine transfer bracket 210 are connected through the rotating shaft hole 23.

When the bridge girder erection machine is not placed on the girder transporting vehicle, the driving unit is used for driving the east unit to move along the advancing path of the girder transporting vehicle, so that the second bridge girder erection machine is driven to move along the transferring bracket. When the bridge girder erection machine is placed on the girder transportation vehicle, the power of the driving unit is transmitted to the driven unit through the bridge girder erection machine, so that the first bridge girder erection machine transferring bracket and the second bridge girder erection machine transferring bracket move synchronously.

The application provides a fortune roof beam car, the application method is as follows:

the first step is as follows: replacing the transfer bracket of the bridge girder erection machine with the original girder transporting bracket of the existing girder transporting vehicle by using a bridge girder erection machine hoisting crown block;

the second step is that: placing a middle support leg and a front overhead traveling crane of the bridge girder erection machine at a position 25 meters away from the front end of the main girder, and placing a reverse support and a rear overhead traveling crane at a position 25 meters away from the tail of the main girder of the bridge girder erection machine;

the third step: the front crown block lifts the middle support leg to separate from the ground, so that the upper layer wheel box is close to the bearing main beam; a chain block is hung between the rear crown block and the reverse support;

the fourth step: simultaneously starting a front support leg and a reverse support hydraulic pump station of the bridge girder erection machine, lifting the whole bearing main girder, and stopping when the ground of the bearing main girder exceeds the top surface of the transfer bracket by 30 cm;

the fifth step: a driving unit of the girder transporting vehicle pushes a driven unit to the rear of a middle supporting leg, the driving unit is driven to a reverse supporting position, and a supporting leg hydraulic pump station is started to enable a bearing girder to slowly descend until the bearing girder falls on the upper top surface of a transfer bracket (a rubber plate or a wood plate is used between the bearing girder and the transfer bracket for skid prevention);

and a sixth step: the bearing main beam and the transfer bracket are sealed and fixed by a pull rod, and the crown block is fixed by a wood wedge; continuing to retract the front supporting leg and the reverse support until the retraction is finished;

the seventh step: and starting the driving unit to integrally transfer the bridge girder erection machine to the next target position.

Claims (8)

1. The utility model provides a highway bridging machine transports bracket which characterized in that includes:

a first layer of cross beams positioned above;

the second layer of cross beams are positioned below;

the first layer of cross beams are fixedly connected with the second layer of cross beams;

the first layer of cross beams extend along the direction perpendicular to the arms of the bridge girder erection machine and are used for supporting the bridge girder erection machine.

2. The road bridge erection machine transfer carriage of claim 1, wherein the first layer of cross-beams have an extended length matching the transverse width of the bridge erection machine arm.

3. The road bridge erection machine transfer carriage of claim 2, wherein the bridge erection machine horn comprises: the first bearing main beam and the second bearing main beam are parallel to each other, and the extension length of the first layer of cross beams is not less than the total transverse extension width of the first bearing main beam and the second bearing main beam.

4. The road bridge girder erection machine transportation carriage of claim 2, wherein the first layer of beams has a greater extension than the second layer of beams, and the second layer of beams has a greater width than the first layer of beams.

5. The road bridge erection machine transfer carriage of claim 4, wherein the second floor beam comprises:

a support portion directly connected with the first layer of cross beams;

the connecting part is positioned below the supporting part, and the extension length of the connecting part is smaller than that of the supporting part.

6. A girder transport vehicle comprising a road bridge girder erection machine transfer carriage as claimed in any one of claims 1 to 5, and a driving unit rotatably connected to the road bridge girder erection machine transfer carriage.

7. The girder transport vehicle of claim 6, comprising:

a first bridge girder erection machine transfer bracket connected with the drive unit;

a second bridge girder erection machine transfer carriage connected to the driven unit;

the driven units can move synchronously under the driving of the driving units.

8. The girder transporting vehicle of claim 7, wherein the bottom of each of the second-layer cross beams of the first and second bridge girder erection machine transferring brackets is provided with a rotating shaft hole, and the rotating shaft hole is positioned at the center of the second-layer cross beam;

the driving unit comprises a driving motor and a first rack in power connection with the driving motor, and the first rack is connected with the first bridge girder erection machine transfer bracket through the rotating shaft hole, so that the driving unit can drive the first bridge girder erection machine transfer bracket to move;

the driven unit comprises a second rack, and the second rack is connected with the second bridge girder erection machine transferring bracket through the rotating shaft hole.

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