CN209891086U - Railway flatbed carrying bridge girder erection machine - Google Patents

Abstract

The utility model relates to a bridge erection construction equipment technical field, more specifically the railway flatbed carries on back bridge crane that says so, including bearing the flatbed device, the slip strutting arrangement, remove power device and snatch conveyer, utilize a plurality of wheels I to remove this device on the bridge floor that has laid, then let two support curb plates remove, let two pneumatic cylinders be located the top of next pier, start two pneumatic cylinders, let two supporting baseplate support to this pier on, at this moment fix the bridge between two splint, utilize wheel II to drive the bridge and remove, remove after targetting in place, utilize lead screw III and thread cavity II to place the bridge on two piers through threaded connection, realize the transportation of bridge, play the effect of bridging.

Description

Railway flatbed carrying bridge girder erection machine

Technical Field

The utility model relates to a bridge erects construction equipment technical field, more specifically the railway flatbed carries on back bridge crane that says so.

Background

The bridge girder erection machine is construction equipment for erecting high-speed railway bridges and comprises a transportation and erection integrated machine and a transportation and erection split type bridge girder erection machine. The transporting and erecting integrated machine completes transporting and erecting of the beam through the same set of equipment, the box beam can be hung below the main beam of the transporting and erecting integrated machine for transportation, the box beam is placed in the hole site during erecting, and the beam transporting mode can reduce the height of the whole machine so that the whole machine can pass through the tunnel. However, the operation of beam transportation and beam erection of the transporting and erecting all-in-one machine cannot be carried out simultaneously, so that the efficiency is extremely low, and the transporting and erecting all-in-one machine is not suitable for long-distance erection. The transporting and bridging split type bridge girder erection machine is characterized in that the transporting and bridging can be carried out synchronously, and the efficiency is high. The girder transporting vehicle in the split type bridge girder erection machine usually adopts a lifting type girder transporting mode, so that the bridge girder erection machine can conveniently lift the box girder from the upper part, but the lifting type girder transporting vehicle is higher in height and is not suitable for the working condition with a tunnel. Therefore, it is particularly important to design a railway flatbed truck carrying bridge girder erection machine which can transport in long distance and has low height.

Disclosure of Invention

The utility model relates to a bridge erection construction equipment technical field, more specifically the railway flatbed carries on back bridge crane that says so, including bearing flatbed device, slip strutting arrangement, mobile power device and snatching conveyer, this device can carry out steady long distance transportation to the bridge.

The utility model provides a railway flatbed carries on carrying bridging machine, is including bearing flatbed device, slip strutting arrangement, mobile power device and snatching conveyer, the slip strutting arrangement be provided with two, two slip strutting arrangement all with bear flatbed device sliding connection, mobile power device and two slip strutting arrangement fixed connection snatch conveyer and two slip strutting arrangement sliding connection, mobile power device and snatch conveyer fixed connection.

As this technical scheme's further optimization, the utility model relates to a railway flatbed carries bridge crane load flatbed device including bearing bottom plate, spacing slide, right angle fixed plate, double-end motor I, gear and wheel I, both ends all are provided with spacing slide around the bearing bottom plate, bear the below fixedly connected with right angle fixed plate of bottom plate left end, fixedly connected with double-end motor I on the right angle fixed plate, equal fixedly connected with gear on two output shafts of double-end motor I, a plurality of wheels I of lower extreme fixedly connected with of bearing bottom plate.

As a further optimization of this technical scheme, the utility model relates to a railway flatbed carries bridge crane of carrying slide support device including supporting curb plate, limit slide, rack, wheel slide, fixed column, pneumatic cylinder and supporting baseplate, the lower extreme fixedly connected with limit slide of supporting the curb plate, limit slide's lower extreme fixedly connected with rack, the upper end fixedly connected with wheel slide of supporting the curb plate, the right-hand member fixedly connected with fixed column of supporting the curb plate, fixedly connected with pneumatic cylinder in the fixed column, the lower extreme fixedly connected with supporting baseplate of pneumatic cylinder, slide support device be provided with two, two limit slide difference sliding connection are in two limit slides, two rack respectively with two gear engagement transmissions.

As this technical scheme's further optimization, the utility model relates to a railway flatbed carries on back bridge crane mobile power device include T shape fixed plate, motor I, lead screw I and threaded cavity I, T shape fixed plate fixed connection is at the right-hand member of two support curb plates, fixedly connected with motor I on the T shape fixed plate, fixedly connected with lead screw I on motor I's the output shaft, lead screw I passes through threaded connection with threaded cavity I.

As a further optimization of the technical scheme, the grabbing and transporting device of the railway flat car carrying bridge girder erection machine comprises a carrying plate, a wheel II, a threaded cavity II, keys, a lifting plate, a movable chute, clamping plates, a double-end motor II, a screw II, a heightening plate, a motor II and a screw III, wherein the right end of the carrying plate is fixedly connected with the threaded cavity I, the carrying plate is fixedly connected with four wheels II which are respectively connected in the two wheel chutes in a sliding manner, the threaded cavity II is fixedly connected with two keys, the threaded cavity II and the two keys are both connected with the carrying plate in a sliding manner, the lower end of the threaded cavity II is fixedly connected with the lifting plate, the lifting plate is provided with the movable chute, the two clamping plates are respectively connected at the front end and the rear end of the movable chute in a sliding manner, the lower end of the lifting plate is fixedly connected with the double-end motor II, and the two output shafts of the double-end, two lead screw II pass through threaded connection with two splint respectively, and the upper end fixedly connected with who carries the thing board increases the board, increases the upper end fixedly connected with motor II of board, and motor II's output shaft with increase the board and rotate and be connected, fixedly connected with lead screw III on motor II's the output shaft, lead screw III passes through threaded connection with thread cavity II.

As a further optimization of this technical scheme, the utility model relates to a railway flatbed carries bridge girder erection machine snatch conveyer still include the limiting plate, the limiting plate be provided with two, two limiting plate fixed connection are both ends around removing the spout respectively.

The utility model relates to a railway flatbed carries on back bridge girder erection machine's beneficial effect does:

utilize a plurality of wheels I to remove this device to the bridge floor that has laid, then let two support curb plates remove, let two pneumatic cylinders be located the top of next pier, start two pneumatic cylinders, let two supporting baseplate support to this pier on, at this moment fix the bridge between two splint, utilize wheel II to drive the bridge and remove, after removing to the right place, utilize lead screw III and thread cavity II to place the bridge on two piers through threaded connection, realize the transportation of bridge, play the effect of bridging.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Fig. 1 is a schematic structural view of the railway flatbed carrying bridge girder erection machine of the present invention;

FIG. 2 is another schematic structural view of a railway flatbed carrying bridge girder erection machine;

FIG. 3 is a schematic structural view of a loading flatbed apparatus;

FIG. 4 is a schematic view of the sliding support apparatus;

FIG. 5 is a cross-sectional structural view of the sliding support apparatus;

FIG. 6 is a schematic view of the mobile power unit;

FIG. 7 is a schematic view of the structure of the grasping and transporting device;

FIG. 8 is a first view of a part of the structure of the grabbing and transporting device;

fig. 9 is a schematic view of a part of the grabbing and transporting device.

In the figure: a load-bearing flat car device 1; a load floor 1-1; a limiting slide way 1-2; a right-angle fixing plate 1-3; the double-end motor I1-4; 1-5 parts of gear; wheel I1-6; a sliding support device 2; supporting the side plate 2-1; 2-2 of a limiting slide block; 2-3 of a gear rack; 2-4 of a wheel slide way; 2-5 of a fixed column; 2-6 of a hydraulic cylinder; support base plates 2-7; a mobile power unit 3; a T-shaped fixing plate 3-1; motor I3-2; a lead screw I3-3; a threaded cavity I3-4; a gripping and transporting device 4; a loading plate 4-1; wheel II 4-2; thread cavity II 4-3; bond 4-4; 4-5 of a lifting plate; 4-6 of a movable chute; 4-7 of splints; a double-headed motor II 4-8; lead screw II 4-9; 4-10 parts of a limiting plate; 4-11 parts of heightening plates; motor II 4-12; and a lead screw III 4-13.

Detailed Description

The first embodiment is as follows:

the embodiment is described below with reference to fig. 1-9, the utility model relates to the technical field of bridge erection construction equipment, in particular to a railway flat car carrying bridge girder erection machine, which comprises a carrying flat car device 1, a sliding support device 2, a mobile power device 3 and a grabbing and transporting device 4, wherein a plurality of wheels I1-6 are used to move the device onto a paved bridge floor, then two support side plates 2-1 are moved, two hydraulic cylinders 2-6 are positioned above the next bridge pier, two hydraulic cylinders 2-6 are started to support two support bottom plates 2-7 on the bridge pier, the bridge is fixed between two clamping plates 4-7, the wheel II4-2 is used to drive the bridge to move, after moving to the position, a lead screw III4-13 and a threaded cavity II4-3 are used to place the bridge on two bridge piers through threaded connection, the transportation of the bridge is realized, and the bridge is bridged;

the utility model provides a railway flatbed carries on carrying bridging machine, is including bearing flatbed device 1, slip strutting arrangement 2, mobile power device 3 and snatching conveyer 4, utilizes to bear flatbed device 1 and can remove this device away, slip strutting arrangement 2 be provided with two, two slip strutting arrangement 2 all with bear flatbed device 1 sliding connection, slip strutting arrangement 2 plays the effect of sliding support, mobile power device 3 and two slip strutting arrangement 2 fixed connection, mobile power device 3 and snatch conveyer 4 fixed connection utilize mobile power device 3 to drive snatching conveyer 4 and remove, snatch conveyer 4 and two slip strutting arrangement 2 sliding connection, snatch conveyer 4 and can snatch and fix the bridge.

The second embodiment is as follows:

this embodiment will be described below with reference to fig. 1 to 9, and this embodiment will further describe the first embodiment: the bearing flat car device 1 comprises a bearing bottom plate 1-1, a limiting slide way 1-2, a right-angle fixing plate 1-3, a double-end motor I1-4, a gear 1-5 and a wheel I1-6, wherein the bearing bottom plate 1-1 plays a role in bearing and fixing, the limiting slide way 1-2 is arranged at each of the front end and the rear end of the bearing bottom plate 1-1, the limiting slide way 1-2 can provide a sliding space for the limiting slide block 2-2, the right-angle fixing plate 1-3 is fixedly connected below the left end of the bearing bottom plate 1-1, the right-angle fixing plate 1-3 is an L-shaped plate and can provide a fixed space for the double-end motor I1-4, the double-end motor I1-4 is fixedly connected to the right-angle fixing plate 1-3, and the double-end motor I1-4 can drive the two, two output shafts of the double-head motor I1-4 are fixedly connected with gears 1-5, the rotating gears 1-5 can drive the gear racks 2-3 to move, the lower end of the bearing bottom plate 1-1 is fixedly connected with a plurality of wheels I1-6, and the device can be easily driven to move on a paved bridge floor by utilizing the rolling friction between the wheels I1-6 and the ground.

The third concrete implementation mode:

the embodiment is described below with reference to fig. 1 to 9, and the embodiment further describes the second embodiment, in which the sliding support device 2 includes a support side plate 2-1, a limit slider 2-2, a gear rack 2-3, a wheel slide 2-4, a fixed column 2-5, a hydraulic cylinder 2-6 and a support bottom plate 2-7, the support side plate 2-1 plays a role of bearing and supporting, the lower end of the support side plate 2-1 is fixedly connected with the limit slider 2-2, the limit slider 2-2 can drive the support side plate 2-1 to move left and right, and can provide a fixed space for the gear rack 2-3, the lower end of the limit slider 2-2 is fixedly connected with the gear rack 2-3, the gear rack 2-3 can drive the limit slider 2-2 to move left and right, the upper end of the supporting side plate 2-1 is fixedly connected with a wheel slide way 2-4, the wheel slide way 2-4 can provide a sliding space for a wheel II4-2, the wheel II4-2 can be limited to prevent the grabbing and transporting device 4 from sliding off a track, the right end of the supporting side plate 2-1 is fixedly connected with a fixed column 2-5, the fixed column 2-5 can provide a fixed space for a hydraulic cylinder 2-6, a hydraulic cylinder 2-6 is fixedly connected in the fixed column 2-5, the hydraulic cylinder 2-6 can drive a supporting bottom plate 2-7 to move up and down, the lower end of the hydraulic cylinder 2-6 is fixedly connected with the supporting bottom plate 2-7, the device is fixed through the contact of the supporting bottom plate 2-7 and a pier, and a bridge can be transported stably, the two sliding support devices 2 are arranged, the two limiting slide blocks 2-2 are respectively connected in the two limiting slide ways 1-2 in a sliding mode, and the two gear strips 2-3 are respectively in meshing transmission with the two gears 1-5.

The fourth concrete implementation mode:

the present embodiment is described below with reference to fig. 1 to 9, and the third embodiment is further described in the present embodiment, in which the mobile power device 3 includes a T-shaped fixing plate 3-1, a motor I3-2, a screw I3-3 and a threaded cavity I3-4, the T-shaped fixing plate 3-1 is fixedly connected to the right ends of two supporting side plates 2-1, the T-shaped fixing plate 3-1 can provide a fixed space for the motor I3-2, the motor I3-2 is fixedly connected to the T-shaped fixing plate 3-1, the motor I3-2 can drive the screw I3-3 to rotate, the screw I3-3 is fixedly connected to an output shaft of the motor I3-2, the rotating screw I3-3 can drive the threaded cavity I3-4 to move left and right, the screw I3-3 is connected to the threaded cavity I3-4 through a thread, the threaded cavity I3-4 can drive the loading plate 4-1 to move left and right.

The fifth concrete implementation mode:

the fourth embodiment is further described with reference to fig. 1-9, and the fourth embodiment further illustrates that the grasping and transporting device 4 includes a loading plate 4-1, wheels II4-2, a threaded cavity II4-3, keys 4-4, a lifting plate 4-5, a moving chute 4-6, a clamping plate 4-7, a double-head motor II4-8, a screw II4-9, a heightening plate 4-11, a motor II4-12, and a screw III4-13, the right end of the loading plate 4-1 is fixedly connected with the threaded cavity I3-4, the loading plate 4-1 plays a role in bearing and fixing, the loading plate 4-1 is fixedly connected with four wheels II4-2, the four wheels II4-2 are connected with the wheel slides 2-4 in a sliding manner to drive the grasping and transporting device 4 to move left and right, four wheels II4-2 are respectively connected in two wheel slideways 2-4 in a sliding manner, two keys 4-4 are fixedly connected on a threaded cavity II4-3, the threaded cavity II4-3 can drive a lifting plate 4-5 to move up and down, the threaded cavity II4-3 and the two keys 4-4 are both connected with a carrying plate 4-1 in a sliding manner, when the two keys 4-4 are connected with the carrying plate 4-1 in a sliding manner, the threaded cavity II4-3 is limited, the threaded cavity II4-3 can only slide up and down, the lifting plate 4-5 is fixedly connected at the lower end of the threaded cavity II4-3, the lifting plate 4-5 can drive a bridge to lift, a movable chute 4-6 is arranged on the lifting plate 4-5, and the movable chute 4-6 can provide a sliding space for a clamping plate 4-7, two clamping plates 4-7 can also be kicked with a sliding space, two clamping plates 4-7 are arranged, the two clamping plates 4-7 are respectively connected with the front end and the rear end of a movable sliding chute 4-6 in a sliding way, a bridge can be fixed between the two clamping plates 4-7, the lower end of a lifting plate 4-5 is fixedly connected with a double-head motor II4-8, the double-head motor II4-8 can drive a screw II4-9 to rotate, two output shafts of the double-head motor II4-8 are both fixedly connected with screw II4-9, the two rotating screw II4-9 can respectively drive the two clamping plates 4-7 to move back and forth, when the two clamping plates 4-7 move inwards, the bridge can be fixed, when the two clamping plates 4-7 move outwards together, the bridge can be released to descend, and the two screw II4-9 are respectively connected with the two clamping plates 4-7, the upper end of the object carrying plate 4-1 is fixedly connected with a heightening plate 4-11, the heightening plate 4-11 can provide a fixed space for a motor II4-12, the upper end of the heightening plate 4-11 is fixedly connected with a motor II4-12, the motor II4-12 can drive a screw rod III4-13 to rotate, an output shaft of the motor II4-12 is rotatably connected with the heightening plate 4-11, a screw rod III4-13 is fixedly connected to an output shaft of the motor II4-12, the rotating screw rod III4-13 can drive a threaded cavity II4-3 to move up and down, and the screw rod III4-13 is in threaded connection with the threaded cavity II 4-3.

The sixth specific implementation mode:

the embodiment is described below with reference to fig. 1 to 9, and the fifth embodiment is further described in the embodiment that the grabbing and transporting device 4 further includes two limiting plates 4 to 10, the two limiting plates 4 to 10 are provided, the two limiting plates 4 to 10 are respectively and fixedly connected to the front end and the rear end of the moving chute 4 to 6, and the limiting plates 4 to 10 can limit the two splints 4 to 7, so as to prevent the two splints 4 to 7 from sliding off the moving chute 4 to 6.

The utility model relates to a railway flatbed carries on back bridge girder erection machine's theory of operation:

the device is moved to a paved bridge floor by a plurality of wheels I1-6, a double-head motor I1-4 is started, two gear strips 2-3 are respectively meshed with two gears 1-5 to drive a limit slide block 2-2 to move rightwards, the two limit slide blocks 2-2 drive two support side plates 2-1 to move rightwards, at the moment, two hydraulic cylinders 2-6 also move rightwards, the two hydraulic cylinders 2-6 are positioned above the next bridge pier, the two hydraulic cylinders 2-6 are started, two support bottom plates 2-7 are supported on the bridge pier, the device is fixed between the two bridge piers, the bridge is conveyed to the lower ends of the two splints 4-7, a double-head motor II4-8 is started, two lead screws II4-9 are respectively connected with the two splints 4-7 through threads to simultaneously drive the two splints 4-7 to move inwards, thus fixing the bridge between two splints 4-7, starting the motor I3-2, driving the four wheels II4-2 on the loading plate 4-1 to slide in the two wheel slideways 2-4 through the threaded connection of the lead screw I3-3 and the threaded cavity I3-4, thereby driving the bridge to move rightwards, when the bridge is positioned at the correct position, starting the motor II4-12, driving the lifting plate 4-5 to move downwards through the threaded connection of the lead screw III4-13 and the threaded cavity II4-3, driving the bridge to move downwards through the lifting plate 4-5, when the bridge is placed on two piers, starting the double-head motor II4-8, driving the two splints 4-7 to move outwards through the double-head motor II4-8, thereby placing the bridge on the two piers and realizing the transportation of the bridge, playing a role of bridging.

Of course, the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and the changes, modifications, additions or replacements made by those skilled in the art within the scope of the present invention also belong to the protection scope of the present invention.

Claims (6)

1. The utility model provides a railway flatbed carries on back bridging machine, includes bears flatbed device (1), slip strutting arrangement (2), removes power device (3) and snatchs conveyer (4), its characterized in that: the two sliding support devices (2) are arranged, the two sliding support devices (2) are connected with the bearing flat car device (1) in a sliding mode, the moving power device (3) is fixedly connected with the two sliding support devices (2), the grabbing and conveying device (4) is connected with the two sliding support devices (2) in a sliding mode, and the moving power device (3) is fixedly connected with the grabbing and conveying device (4).

2. The railway flatbed piggyback bridge girder erection machine of claim 1, wherein: the bearing flat car device (1) comprises a bearing bottom plate (1-1), limiting slideways (1-2), right-angle fixing plates (1-3), double-end motors I (1-4), gears (1-5) and wheels I (1-6), the limiting slideways (1-2) are arranged at the front end and the rear end of the bearing bottom plate (1-1), the right-angle fixing plates (1-3) are fixedly connected to the lower portion of the left end of the bearing bottom plate (1-1), the double-end motors I (1-4) are fixedly connected to the right-angle fixing plates (1-3), the gears (1-5) are fixedly connected to two output shafts of the double-end motors I (1-4), and the wheels I (1-6) are fixedly connected to the lower end of the bearing bottom plate (1-1).

3. The railway flatbed piggyback bridge girder erection machine of claim 2, wherein: the sliding support device (2) comprises a support side plate (2-1), a limiting slide block (2-2), a gear strip (2-3), a wheel slide way (2-4), a fixed column (2-5), a hydraulic cylinder (2-6) and a support bottom plate (2-7), the lower end of the support side plate (2-1) is fixedly connected with the limiting slide block (2-2), the lower end of the limiting slide block (2-2) is fixedly connected with the gear strip (2-3), the upper end of the support side plate (2-1) is fixedly connected with the wheel slide way (2-4), the right end of the support side plate (2-1) is fixedly connected with the fixed column (2-5), the hydraulic cylinder (2-6) is fixedly connected in the fixed column (2-5), and the lower end of the hydraulic cylinder (2-6) is fixedly connected with the support bottom plate, the two limiting slide blocks (2-2) are respectively connected in the two limiting slide ways (1-2) in a sliding manner, and the two gear strips (2-3) are respectively in meshing transmission with the two gears (1-5).

4. The railway flat car piggyback bridge girder erection machine of claim 3, wherein: the movable power device (3) comprises a T-shaped fixing plate (3-1), a motor I (3-2), a lead screw I (3-3) and a threaded cavity I (3-4), the T-shaped fixing plate (3-1) is fixedly connected to the right ends of two supporting side plates (2-1), the motor I (3-2) is fixedly connected to the T-shaped fixing plate (3-1), the lead screw I (3-3) is fixedly connected to an output shaft of the motor I (3-2), and the lead screw I (3-3) is in threaded connection with the threaded cavity I (3-4).

5. The railway flatbed piggyback bridge girder erection machine of claim 4, wherein: the grabbing and conveying device (4) comprises a carrying plate (4-1), wheels II (4-2), a threaded cavity II (4-3), keys (4-4), a lifting plate (4-5), a moving chute (4-6), a clamping plate (4-7), a double-end motor II (4-8), a screw II (4-9), a heightening plate (4-11), a motor II (4-12) and a screw III (4-13), wherein the right end of the carrying plate (4-1) is fixedly connected with the threaded cavity I (3-4), the carrying plate (4-1) is fixedly connected with four wheels II (4-2), the four wheels II (4-2) are respectively connected in two wheel slideways (2-4) in a sliding manner, the threaded cavity II (4-3) is fixedly connected with two keys (4-4), the thread cavity II (4-3) and the two keys (4-4) are both connected with the object carrying plate (4-1) in a sliding way, the lower end of the thread cavity II (4-3) is fixedly connected with a lifting plate (4-5), the lifting plate (4-5) is provided with a moving chute (4-6), the number of the clamping plates (4-7) is two, the two clamping plates (4-7) are respectively connected with the front end and the rear end of the moving chute (4-6) in a sliding way, the lower end of the lifting plate (4-5) is fixedly connected with a double-head motor II (4-8), two output shafts of the double-head motor II (4-8) are both fixedly connected with screw rods II (4-9), the two screw rods II (4-9) are respectively connected with the two clamping plates (4-7) in a threaded way, the upper end of the object carrying plate (4-1) is fixedly, the upper end of the heightening plate (4-11) is fixedly connected with a motor II (4-12), the output shaft of the motor II (4-12) is rotatably connected with the heightening plate (4-11), the output shaft of the motor II (4-12) is fixedly connected with a lead screw III (4-13), and the lead screw III (4-13) is in threaded connection with the threaded cavity II (4-3).

6. The railway flatbed piggyback bridge girder erection machine of claim 5, wherein: the grabbing and conveying device (4) further comprises two limiting plates (4-10), and the two limiting plates (4-10) are respectively and fixedly connected to the front end and the rear end of the movable sliding chute (4-6).

Images