CN213141196U

CN213141196U - Be applied to steel beam bridge structure of subway station gantry crane

Info

Publication number: CN213141196U
Application number: CN202021962400.8U
Authority: CN
Inventors: 薛清涛; 谷雨
Original assignee: Chian Railway 14th Bureau Group Corp Tunnel Engineering Co ltd
Current assignee: Chian Railway 14th Bureau Group Corp Tunnel Engineering Co ltd
Priority date: 2020-09-10
Filing date: 2020-09-10
Publication date: 2021-05-07
Anticipated expiration: 2030-09-10

Abstract

The utility model provides a be applied to steel beam bridge structure of subway station gantry crane relates to industrial machine field. This be applied to steel beam bridge structure of subway station portal crane includes the support frame, the control chamber, the girder, lift and suspension bridge, the side fixedly connected with control chamber of support frame, the side fixedly connected with girder of support frame, the last sliding surface of girder has the lift, the last surface bolted connection of support frame has the suspension bridge, the side fixedly connected with tray of support frame, girder fixed connection is at the upper surface of tray, fixed welding has the strengthening rib between support frame and the girder, first spout has been seted up to the upper surface of girder, the lower fixed surface of lift is connected with the gyro wheel, the inboard of lift through gyro wheel roll connection this be applied to steel beam bridge structure of subway station portal crane passes through the influence that the dead weight of stranded cable share girder dead weight to self structure, avoid the girder because the span causes the dead weight to warp the rupture greatly easily.

Description

Be applied to steel beam bridge structure of subway station gantry crane

Technical Field

The utility model relates to an industrial machine technical field specifically is a be applied to steel beam bridge structure of subway station gantry crane.

Background

Along with the flow of a large number of people to cities, the cities are blocked in work and life, the traffic jam of the high peaks and the low peaks in the large-scale cities exceeds several kilometers, and the vehicles are greatly limited to go out, so that subway traffic with strong carrying capacity is taken as a main going-out mode in the life of the cities in the future, and more subway stations which are uniformly built can appear in the cities.

The large-span steel beam bridge structure has the advantages that the influence on the large-span steel beam bridge structure due to the fact that urban land resources are limited, large-span nonstandard stations are continuously arranged, a large-tonnage gantry crane is one of necessary equipment for subway construction, the gantry crane is a rail crane of a steel beam structure, a large number of performances of the gantry crane depend on the formed steel beam bridge structure, the dead weight of the large-span steel beam bridge structure is increased, and the influence on the stability of the large-span steel beam bridge structure is great, so that the steel beam bridge structure applied to the subway station gantry crane is provided, and the problem of influence on the large-span steel beam bridge structure due.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a be applied to steel beam bridge structure of subway station gantry crane to solve the problem that proposes in the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a steel beam bridge structure applied to a subway station gantry crane comprises a support frame, an operation room, a main beam, a lifter and a suspension bridge, wherein the operation room is fixedly connected to the side surface of the support frame, the main beam is fixedly connected to the side surface of the support frame, the lifter is slidably connected to the upper surface of the main beam, and the suspension bridge is connected to the upper surface of the support frame through bolts;

the side fixedly connected with tray of support frame, girder fixed connection is at the upper surface of tray, fixed welding has the strengthening rib between support frame and the girder, first spout has been seted up to the upper surface of girder, the lower fixed surface of lift is connected with the gyro wheel, the lift passes through the inboard of gyro wheel roll connection at first spout, the suspension bridge includes connecting plate, hinge hole and hank cable, bolted connection is respectively to the upper surface of two support frames at the connecting plate both ends, the upper surface of connecting plate runs through and is provided with the hinge hole, through connection has the hank cable in the hinge hole, the both ends difference fixed connection of hank cable is the upper surface of two girders.

Preferably, the side of support frame is provided with fixing bolt, fixing bolt runs through the lateral wall of girder and with girder bolted connection in the side of support frame, the lower fixed surface of support frame is connected with the mounting panel, the upper surface of mounting panel runs through and is provided with the anchor eye.

Preferably, a pair of opposite side surfaces of the two main beams are provided with second sliding grooves, and the side surfaces of the elevator are fixedly connected with sliding blocks matched with the second sliding grooves.

Preferably, a hook rope is fixedly connected to the middle position of the lower surface of the elevator, and the elevator is electrically connected with the operation room.

Preferably, the connecting plate is connected to the main beam through bolts, and two ends of the cable respectively penetrate through the hinge holes in the surfaces of the two main beams and are fixedly connected with the main beam below the connecting plate.

Preferably, the two ends of the main beam are respectively bolted to the side surfaces of the two support frames, and the two main beams are arranged in parallel.

The utility model provides a be applied to steel beam bridge structure of subway station gantry crane, its beneficial effect who possesses as follows:

1. this be applied to steel beam bridge construction of subway station portal crane prevents on the one hand that one of them support frame from taking place the slope because the ground is unstable at the upper surface of both sides support frame for connecting plate fixed connection, on the other hand is connected with the noose between the girder of connecting plate and this connecting plate below, shares the influence of some steel beam bridge dead weight to the structure through the noose, passes through the noose with the middle part gravity that the steel beam bridge caused owing to the span is big and grafts the connecting plate, avoids the steel beam bridge to take place crooked rupture accident.

2. This be applied to steel beam bridge structure of subway station portal crane cooperatees through slider and the second spout of seting up in the girder side at the side fixed connection slider of lift, shares the slider with the pressure of lift to the girder in order to increase area of contact's mode on the one hand, and the cooperation of on the other hand slider and second spout avoids the lift to break away from the track when rolling in first spout through the gyro wheel.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a partial structural view of the support frame of the present invention;

FIG. 3 is a partially enlarged view of the main beam of the present invention;

fig. 4 is a partial enlarged view of the suspension bridge of the present invention.

In the figure: 1. a support frame; 2. an operation chamber; 3. a main beam; 4. an elevator; 5. a suspension bridge; 501. a connecting plate; 502. a hinge hole; 503. a rope is twisted; 6. a support block; 7. reinforcing ribs; 8. a first chute; 9. a roller; 10. fixing the bolt; 11. mounting a plate; 12. a second chute; 13. a slider; 14. and (4) hooking a rope.

Detailed Description

The embodiment of the utility model provides a be applied to steel beam bridge structure of subway station portal crane, as shown in fig. 1-4, including support frame 1, control chamber 2, girder 3, lift 4 and suspension bridge 5, side fixedly connected with control chamber 2 of support frame 1, side fixedly connected with girder 3 of support frame 1, second spout 12 has been seted up to a pair of side that two girder 3 are relative, girder 3's last sliding surface is connected with lift 4, lift 4's side fixedly connected with and the slider 13 of 12 looks adaptations of second spout, the intermediate position fixedly connected with halyard 14 of lift 4 lower surface,

lift

4 and 2 electric connection of control chamber, the last surface bolted connection of support frame 1 has suspension bridge 5.

A supporting block 6 is fixedly connected to the side surface of the supporting frame 1, a main beam 3 is fixedly connected to the upper surface of the supporting block 6, a reinforcing rib 7 is fixedly welded between the supporting frame 1 and the main beam 3, a first chute 8 is arranged on the upper surface of the main beam 3, a roller 9 is fixedly connected to the lower surface of the elevator 4, the elevator 4 is connected to the inner side of the first chute 8 in a rolling manner through the roller 9, the suspension bridge 5 comprises a connecting plate 501, the two ends of the connecting plate 501 are respectively connected to the upper surfaces of the two support frames 1 through bolts, the connecting plate 501 is connected to the position right above the main beams 3 through bolts, the upper surface of the connecting plate 501 is provided with the hinge holes 502 in a penetrating manner, the hinge holes 502 are connected with the ropes 503 in a penetrating manner, the two ends of the ropes 503 are respectively fixedly connected to the upper surfaces of the two main beams 3, and the two ends of the ropes 503 respectively penetrate through the hinge holes 502 in the surfaces of the two main beams 3 and are fixedly connected with the main beams 3 below the connecting plate 501.

The side of support frame 1 is provided with fixing bolt 10, and fixing bolt 10 runs through the lateral wall of girder 3 and with girder 3 bolted connection in the side of support frame 1, and the lower fixed surface of support frame 1 is connected with mounting panel 11, and the upper surface of mounting panel 11 runs through and is provided with the anchor eye, and bolted connection is in the side of two support frames 1 respectively at the both ends of

girder

3, and 3 parallel arrangement of two girders.

The implementation mode is specifically as follows: in the practical use process of the utility model, the operation chamber 2 controls the lifter 4 to move in the first chute 8 along the direction of the main beam 3, during the movement, the sliding blocks 13 fixed to the sides of the elevator 4 slide in the second chutes 12, so that the elevator 4 does not disengage from the first chutes 8, when the lifter 4 moves from one end of the main beam 3 to the middle, the pressure borne by the main beam 3 is increasingly greater, and at the moment, the main beam 3 deforms to a certain extent due to the span, the self-weight of the main beam 3 and the pressure of the lifter 4 on the main beam 3, when the main beam 3 deforms, the distance between the upper surface of the main beam 3 and the connecting plate 501 increases, so that the hinge 503 connected between the main beam 3 and the connecting plate 501 is tightened, the hinge 503 forms a reverse acting force on the main beam 3, so that the forces acting on the main beam 3 are directed via the hoist 503 to the connection plate 501.

The utility model discloses the device is through both ends and two 1 fixed connection's of support frame connecting plate 501, with noose 503 with girder 3 and connecting plate 501 fixed connection, when girder 3 takes place to warp because lift 4 and self dead weight, noose 503 forms reverse effort to girder 3, will be used in on 3 power sharing of girder on connecting plate 5012 to avoid girder 3 because of the degree of deformation leads to the destruction of structure greatly, increased the stress ability of steel beam bridge, have spreading value, simultaneously the utility model discloses noose 503 in the device, connect a device that is used for tightening up noose 503 between two connecting plates 501 especially, can adjust the pulling force size of noose 503 to girder 3 at any time.

The working principle is as follows: the utility model discloses the device aims at solving the steel-frame bridge and leads to the steel-frame bridge structure unstable because of the big self weight that causes of span, the problem that load capacity reduces, the utility model discloses two connecting plates 503 of fixed connection are installed between two support frames 1 to the device, through hank cable 503 fixed connection between connecting plate 503 and below girder 3, go forward the in-process from the edge of girder 3 to girder 3 middle parts when girder 3 goes up lift 4 because girder 3 middle parts do not have the support of support frame 1 for 3 intermediate positions of girder are because of gravity.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. The technical personnel of this trade should be applied to the steel beam bridge structure understanding of subway station portal crane, the utility model discloses do not receive the restriction of above-mentioned embodiment, the description only is the explanation in above-mentioned embodiment and the description the utility model discloses a principle is not deviating from the utility model discloses under the prerequisite of spirit and scope, the utility model discloses still can have various changes and improvement, these changes and improvement all fall into the protection the utility model discloses the within range. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a be applied to steel beam bridge structure of subway station gantry crane, includes support frame (1), control chamber (2), girder (3), lift (4) and suspension bridge (5), its characterized in that: an operation room (2) is fixedly connected to the side surface of the support frame (1), a main beam (3) is fixedly connected to the side surface of the support frame (1), an elevator (4) is connected to the upper surface of the main beam (3) in a sliding manner, and a suspension bridge (5) is connected to the upper surface of the support frame (1) through bolts;

a supporting block (6) is fixedly connected to the side surface of the supporting frame (1), the main beam (3) is fixedly connected to the upper surface of the supporting block (6), reinforcing ribs (7) are fixedly welded between the support frame (1) and the main beam (3), a first sliding chute (8) is arranged on the upper surface of the main beam (3), a roller (9) is fixedly connected to the lower surface of the lifter (4), the lifter (4) is connected with the inner side of the first chute (8) through a roller (9) in a rolling way, the suspension bridge (5) comprises a connecting plate (501), a hinge hole (502) and a rope (503), two ends of the connecting plate (501) are respectively connected to the upper surfaces of the two support frames (1) through bolts, the upper surface of the connecting plate (501) is provided with a hinge hole (502) in a penetrating way, a rope (503) is connected in the hinge hole (502) in a penetrating way, and two ends of the rope (503) are respectively and fixedly connected to the upper surfaces of the two main beams (3).

2. The steel beam bridge structure applied to the subway station gantry crane of claim 1, wherein: the side of support frame (1) is provided with fixing bolt (10), fixing bolt (10) run through the lateral wall of girder (3) and with girder (3) bolted connection in the side of support frame (1), the lower fixed surface of support frame (1) is connected with mounting panel (11), the upper surface of mounting panel (11) runs through and is provided with the anchor eye.

3. The steel beam bridge structure applied to the subway station gantry crane of claim 1, wherein: two second spout (12) have been seted up to the relative a pair of side of girder (3), the side fixedly connected with of lift (4) and second spout (12) looks adaptation's slider (13).

4. The steel beam bridge structure applied to the subway station gantry crane of claim 1, wherein: a hook rope (14) is fixedly connected to the middle position of the lower surface of the lifter (4), and the lifter (4) is electrically connected with the operation chamber (2).

5. The steel beam bridge structure applied to the subway station gantry crane of claim 1, wherein: the connecting plate (501) is connected to the main beams (3) through bolts, and two ends of the rope (503) penetrate through the hinge holes (502) in the surfaces of the two main beams (3) respectively and are fixedly connected with the main beams (3) below the connecting plate (501).

6. The steel beam bridge structure applied to the subway station gantry crane of claim 1, wherein: the two ends of the main beam (3) are respectively connected to the side surfaces of the two support frames (1) through bolts, and the two main beams (3) are arranged in parallel.