CN218058299U

CN218058299U - Subway power supply construction hoist device

Info

Publication number: CN218058299U
Application number: CN202221858399.3U
Authority: CN
Inventors: 孙文伟; 周斌; 关继伟; 李遥生
Original assignee: Shanghai Electric Co Ltd of Wuhan Railway Electrification Bureau Group Co Ltd
Current assignee: Shanghai Electric Co Ltd of Wuhan Railway Electrification Bureau Group Co Ltd
Priority date: 2022-07-19
Filing date: 2022-07-19
Publication date: 2022-12-16
Anticipated expiration: 2032-07-19

Abstract

The utility model discloses a subway power supply construction hoist device, including portal frame, electric block, cut fork lift, the small flat car of track, the portal frame crossbeam is equipped with electric block, cuts fork elevating system upper portion and is equipped with jacking platform, is equipped with telescopic jacking crossbeam on the jacking platform, and jacking platform is equipped with spacing bolt, cuts fork elevating system and sets up on the flat car of track, and the flat car of track is equipped with the rail wheel of standard gauge, and the flat car of track is equipped with brake equipment. The utility model discloses having set up electric block and having improved material equipment handling efficiency, the assembled portal frame has made things convenient for portal frame transportation hoist and mount, and cut fork lift, track flatbed can the efficient transport portal frame, has improved the efficiency that material equipment hoists and transport, avoids causing the hoist and mount mouth to occupy, overstock, occupies the problem of a large amount of track flatbeds for a long time, has solved the problem that conventional portal frame hoisting device transported the difficulty in subway tunnel simultaneously.

Description

Subway power supply construction hoist device

Technical Field

The utility model relates to a subway power supply construction promotes technical field, especially relates to a subway power supply construction hoist device.

Background

In the subway power supply construction process, constructors often need hoist and mount heavy materials or equipment in the tunnel, and subway power supply construction hoist device is one kind and is used for in the subway power supply construction process, carries out hoist and mount heavy materials or equipment in the tunnel, and the effectual occupation time and the track that saves the hoist and mount mouth is dull and stereotyped occupies, saves the manual work simultaneously, reduces the safety risk. The device is widely applied to places with limited conventional hoisting such as tunnels, stations and the like in rail transit engineering.

When hoisting materials or equipment of a subway enter an in-orbit running area, the hoisted materials or equipment need to be transported and stored or consumed in construction in time, the hoisted materials or equipment are often influenced by site construction conditions, the hoisted materials cannot be consumed in time, the service time of a hoisting port is limited and cannot be used for a long time, a large number of material equipment occupy the hoisting port and can influence the hoisting of subsequent material equipment, the hoisting space in a tunnel is limited, conventional hoisting equipment cannot be used, the large number of material equipment cannot be decomposed and transported manually, and the long-term overstock of the rail flat car can be caused by transporting and storing the material or equipment of the rail flat car, so that waste is caused. Meanwhile, the conventional portal frame lifting device is limited by the terrain and the site conditions in the subway tunnel and cannot be transported for a long distance, and is required to be disassembled, assembled and transported, so that the efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the purpose is exactly in order to compensate prior art's defect, provides a subway power supply construction hoist device, when having solved the hoist and mount bulk material equipment among the prior art, causes the hoist and mount mouth to occupy, overstock, occupies the problem of a large amount of track flatbeds for a long time, has solved the problem that conventional portal frame hoisting device transported the difficulty in subway tunnel simultaneously.

The utility model discloses a realize through following technical scheme:

the utility model provides a subway power supply construction hoist device, is equipped with the track wooden handcart including the portal frame in the below of portal frame, installs the rail wheel below the track wooden handcart, installs on the track wooden handcart and cuts fork elevating system, installs jacking platform in the upper end of cutting fork elevating system, installs telescopic jacking crossbeam respectively in jacking platform's both ends inside, cut fork elevating system drive one section distance that jacking platform rises, pull out the telescopic jacking crossbeam at both ends from jacking platform's both ends, stretch into portal frame vertical part's gap department respectively, cut fork elevating system and drive jacking platform and continue to rise, leave ground until the portal frame lower extreme, accomplish the transportation of portal frame through the track wooden handcart.

The gantry comprises a top end cross beam, an electric hoist is mounted at the top of the top end cross beam, triangular supports are fixedly connected to two ends of the top end cross beam respectively, two cross braces are connected between inner walls of the left side and the right side of each triangular support, and when a scissor type lifting mechanism drives a lifting platform to ascend to a position between the two cross braces, telescopic lifting cross beams at two ends are pulled out from two ends of the lifting platform and respectively extend into a gap between the two cross braces; the bottom end of the triangular bracket is provided with a caster.

The top end cross beam is connected with the triangular support through bolts, and the triangular support is connected with the cross brace through bolts.

Telescopic jacking crossbeam including jacking crossbeam and jacking crossbeam stull, a plurality of jacking crossbeam stulls are fixed between two jacking crossbeams, inside being equipped with respectively in the both ends of jacking platform supplies the gliding cavity of jacking crossbeam, the jacking crossbeam makes a round trip to slide in the cavity, the one end tip side that is located the cavity at the jacking crossbeam is equipped with spacing boss, prevent that the jacking crossbeam from following the complete roll-off in jacking platform both ends, the jacking crossbeam has opened the screw corresponding with the telescopic jacking crossbeam in both ends respectively on jacking platform, be equipped with spacing bolt in the screw.

The handle is installed in the outside of telescopic jacking crossbeam, conveniently pulls out telescopic jacking crossbeam.

The truckles and the track wheels are provided with brake devices.

The utility model has the advantages that: the utility model is provided with a portal frame, an electric hoist, a rail flat trolley and a scissor type lifting mechanism, and can transport the hoisted material equipment to a storage area for loading and unloading, thereby effectively saving the occupation time of a hoisting port and the occupation of a rail small flat plate, saving labor and reducing safety risk; a scissor-type lifting mechanism is adopted to fixedly lift the portal frame onto the rail flat car, so that the transfer efficiency and safety of the portal frame are improved.

Drawings

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

fig. 2 is a schematic structural view of the gantry during jacking and transferring of the utility model;

fig. 3 is a schematic side view of the portal frame of the present invention;

fig. 4 is a schematic structural view of the telescopic jacking cross beam of the present invention;

fig. 5 is the utility model discloses a structural schematic diagram behind jacking platform is pulled out to telescopic jacking crossbeam.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1-5, a subway power supply construction hoist device, including portal frame 1, electric block 4, cut fork elevating system 5, track flatbed 9, the top fixedly connected with electric block 4 of portal frame 1, cut fork elevating system 5 and set up at track flatbed 9:

the top fixedly connected with electric block 4 of portal frame 1 all adopts bolted connection between the top crossbeam 11 of portal frame and triangle-shaped support 2, triangle-shaped support 2 and the

stull

8, and 2 bottoms of triangle-shaped support are equipped with truckle 3, and the foot is equipped with brake equipment. Jacking platform 6 is installed to 5 upper ends of scissor lift mechanism, is equipped with telescopic jacking crossbeam 12, spacing bolt 7 in jacking platform 6, telescopic jacking crossbeam 12 including jacking crossbeam 14 and jacking crossbeam stull 15, a plurality of jacking crossbeam stulls 15 are fixed between two jacking crossbeams 14, are equipped with respectively in the both ends inside of jacking platform 6 and supply the gliding cavity of jacking crossbeam 14, and jacking crossbeam 14 makes a round trip to slide in the cavity, is equipped with handle 13 in the telescopic jacking crossbeam 12 outside. The rail flat car 9 is provided with rail wheels 10, and the rail wheels 10 are provided with brake devices.

The scheme has the following working processes:

firstly, assembling a portal frame 1, assembling a portal frame top end beam 11, a triangular bracket 2 and a cross brace 8, connecting by adopting bolts, assembling caster wheels 3, completing the assembly of the portal frame 1, and hanging an electric hoist 4. All parts of the portal frame 1 are assembled by adopting bolts.

Under normal hoist and mount state, portal frame truckle 3 is in brake state, and the portal frame is placed firmly, adopts electric block 4 hoist and mount material equipment. The portal frame moves back and forth in a short distance, and under the condition of good field terrain conditions, the portal frame can be pushed to move by utilizing the portal frame trundles 3.

Under portal frame 1 transportation state, push away track flatbed 9 to portal frame 1 under, set up track flatbed 9 brake, rise scissors fork elevating system 5, make jacking platform 6 be located between two crossbearers 8, demolish spacing bolt 7, utilize jacking crossbeam 14 to be equipped with handle 13 and pull out jacking crossbeam 14, install spacing bolt 7, prevent that jacking crossbeam 14 from contracting in portal frame 1 transportation. The limiting boss 16 prevents the jacking cross beam from being completely pulled out of the cavity. Continuing to lift the scissor-type lifting mechanism 5, jacking the portal frame 1, enabling the portal frame trundles 3 to be separated from the ground by a proper distance, relieving the brake of the track flat car 9, pushing the track flat car 9 to transfer the portal frame 1, and adjusting the lifting height of the scissor-type lifting mechanism 5 according to the actual terrain conditions on site to avoid obstacles on the way. After the portal frame 1 is transported to the right place, the rail flat car 9 brake is arranged, the scissor type lifting mechanism 5 is lowered, the portal frame 1 is made to stably fall to the ground, the jacking platform 6 is lowered between the upper cross brace 8 and the lower cross brace 8, the limiting bolt 7 is removed, the jacking cross beam 14 is retracted into the jacking platform 6, the limiting bolt 7 is installed, the jacking cross beam 14 is prevented from extending out, the scissor type lifting mechanism 5 is lowered to the lowest point, the rail flat car 9 brake is removed, the rail flat car 9 is pushed out, and the transfer of the portal frame 1 is completed.

Claims

1. The utility model provides a subway power supply construction hoist device which characterized in that: including the portal frame, be equipped with the track wooden handcart in the below of portal frame, install the rail wheel below the track wooden handcart, install on the track wooden handcart and cut fork elevating system, install jacking platform in the upper end of cutting fork elevating system, install telescopic jacking crossbeam respectively in jacking platform's both ends inside, cut fork elevating system drive one section distance that jacking platform rises, pull out the telescopic jacking crossbeam at both ends from jacking platform's both ends, stretch into portal frame vertical part's gap department respectively, cut fork elevating system and drive jacking platform and continue to rise, leave ground until the portal frame lower extreme, accomplish the transportation of portal frame through the track wooden handcart.

2. The hoisting device for subway power supply construction as claimed in claim 1, wherein: the gantry comprises a top end cross beam, an electric hoist is mounted at the top of the top end cross beam, triangular supports are fixedly connected to two ends of the top end cross beam respectively, two cross braces are connected between inner walls of the left side and the right side of each triangular support, and when a scissor type lifting mechanism drives a lifting platform to ascend to a position between the two cross braces, telescopic lifting cross beams at two ends are pulled out from two ends of the lifting platform and respectively extend into a gap between the two cross braces; the bottom end of the triangular bracket is provided with a caster.

3. The hoisting device for subway power supply construction as claimed in claim 2, wherein: the top end beam and the triangular support, and the triangular support and the cross brace are connected through bolts.

4. The hoisting device for subway power supply construction as claimed in claim 1, wherein: telescopic jacking crossbeam including jacking crossbeam and jacking crossbeam stull, a plurality of jacking crossbeam stulls are fixed between two jacking crossbeams, inside the both ends of jacking platform is equipped with respectively and supplies the gliding cavity of jacking crossbeam, the jacking crossbeam makes a round trip to slide in the cavity, the one end tip side that is located the cavity at the jacking crossbeam is equipped with spacing boss, open respectively on the jacking platform have with the corresponding screw of the telescopic jacking crossbeam in both ends, be equipped with spacing bolt in the screw.

5. The hoisting device for subway power supply construction as claimed in claim 4, wherein: and a handle is arranged on the outer side of the telescopic jacking cross beam.