CN217535242U

CN217535242U - Truss type portal crane for shipbuilding

Info

Publication number: CN217535242U
Application number: CN202222298814.0U
Authority: CN
Inventors: 张建鑫; 张志伟; 张立胜
Original assignee: Henan Lugang Crane Group Co ltd
Current assignee: Henan Lugang Crane Group Co ltd
Priority date: 2022-08-31
Filing date: 2022-08-31
Publication date: 2022-10-04
Anticipated expiration: 2032-08-31

Abstract

A truss type portal crane for shipbuilding comprises a landing leg assembly, wherein a cart running mechanism is fixed at the bottom of the landing leg assembly, wind-proof cables can be detachably fixed on two sides of the landing leg assembly, a steel wire rope anti-swing device can be detachably fixed at the bottom of a bridge frame, and an anti-tipping device can be detachably fixed on the cart running mechanism; the steel wire rope anti-swing device comprises a first fixing plate arranged along the length direction of the bridge frame, splicing plates are detachably fixed on two sides of the first fixing plate respectively, a gap is formed between each splicing plate and the first fixing plate, a spliced sliding block is connected in the gap in a sliding manner, and a limiting hole for a steel wire rope to penetrate through is formed in the middle of each sliding block; the anti-tipping device comprises a second fixing plate fixed on the cart running mechanism, symmetrical mounting rods are fixed at the bottom of the second fixing plate, and anti-tipping wheels and anti-tipping clamping devices are mounted on the mounting rods. The utility model discloses reduce wire rope's swing, improve the stability of lifting by crane and the anti-tilt performance of hoist.

Description

Truss type portal crane for shipbuilding

Technical Field

The utility model relates to a technical field of hoist, concretely relates to truss-like gantry crane for shipbuilding.

Background

Truss type gantry crane for shipbuilding includes the crane span structure, install the dolly that can remove about on the crane span structure, the both ends of crane span structure bottom are fixed with the landing leg assembly, the landing leg assembly that the one end of crane span structure bottom is fixed becomes rigid landing leg, the landing leg assembly that the other end of crane span structure bottom is fixed becomes flexible landing leg, cart operating device is all installed to the bottom of landing leg assembly, truss type gantry crane for shipbuilding is different with conventional hoist, truss type gantry crane for shipbuilding is often used in more spacious place, it is windy easily, wind-force is great, the both sides demountable installation of landing leg assembly has prevent wind hawser, when wind-force is great, install on the landing leg assembly the one end of preventing wind hawser, prevent wind the other end of hawser and install subaerial, avoid the hoist to tumble, but in the course of work, wire rope easily swings seriously, the relatively poor and the tilting prevention performance of hoist of the stability of lifting.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: the truss type portal crane for shipbuilding solves the technical problems that a steel wire rope is easy to swing seriously, the lifting stability is poor and the tipping prevention performance of the crane is poor in the working process.

The utility model adopts the technical proposal that:

the utility model provides a truss-like gantry crane for shipbuilding, includes the crane span structure, installs the dolly that can remove about on the crane span structure, and the both ends of crane span structure bottom are fixed with the landing leg assembly, and the bottom of landing leg assembly is fixed with cart running gear, and all removable windbreak hawser that is fixed with in the both sides of landing leg assembly, the bottom of crane span structure can be dismantled and be fixed with wire rope and prevent the pendulum device, can dismantle on the cart running gear and be fixed with anti-tilt device.

The steel wire rope anti-swing device comprises a first fixing plate arranged along the length direction of the bridge frame, splicing plates are detachably fixed on two sides of the first fixing plate respectively, intervals are formed between the splicing plates and the first fixing plate, sliding blocks connected with splicing in the intervals are slidably arranged, and limiting holes for the steel wire ropes to penetrate through are formed in the middle of the sliding blocks.

The anti-tipping device comprises a second fixed plate fixed on the cart running mechanism, symmetrical mounting rods are fixed at the bottom of the second fixed plate, and anti-tipping wheels and anti-tipping clamping devices are mounted on the mounting rods.

The side of first fixed plate is fixed with the assembly pole, and the cover is equipped with the stopper on the assembly pole, and first fixed plate and splice plate tightly push up respectively at the both ends of stopper, and the outer end threaded connection of assembly pole has assembly nut.

The limiting block is sleeved with a buffer sleeve.

The sliding block comprises two splicing units, a sliding part is fixed on each splicing unit, sliding grooves which are matched with the sliding part and are open at two ends are formed in the two sides of the first fixing plate and the inner sides of the splicing plates, a semicircular limiting hole unit is arranged in the middle of each splicing unit, and a limiting hole is formed in each two corresponding limiting hole units; and a wear-resistant pad is fixed in the limiting hole unit.

One side of one of the limiting hole units, which is far away from the sliding part, is fixed with a limiting column, and the other limiting hole unit is provided with a limiting hole matched with the limiting column.

The bottom of second fixed plate is fixed with the mounting panel, and the mounting panel wholly is the T type with the second fixed plate, and the installation pole is the L type, and the installation pole includes vertical pole and horizon bar, and vertical pole is fixed on the mounting panel, and the top of horizon bar is rotated and is connected with and is prevented the tipping wheel.

The anti-tipping clamping device comprises a moving rod in threaded connection with the horizontal rod, a clamping block is fixed at the inner end of the moving rod, a silica gel pad is fixed at the inner end of the clamping block, and a turntable is fixed at the outer end of the moving rod and extends out of the horizontal rod.

The bottom of mounting panel is equipped with the sliding hole of symmetry, and the side of mounting panel is equipped with the bar hole that communicates with the sliding hole, and the bottom in bar hole is opened, and vertical pole sliding connection is in the sliding hole, and the side of vertical pole is fixed with the check lock lever that corresponds with the bar hole, threaded connection lock nut on the check lock lever.

The utility model discloses the bottom of well crane span structure can be dismantled and be fixed with wire rope anti-sway device, plays the effect that reduces wire rope amplitude of oscillation, improves the stability of lifting by crane, can dismantle on the cart running gear to be fixed with anti-tilt device, plays the anti-tilt effect, and wire rope anti-sway device includes the first fixed plate that sets up along the length direction of crane span structure, and the both sides of first fixed plate can be dismantled respectively and be fixed with the splice plate, be convenient for install and dismantle, sliding connection has the sliding block of concatenation in the interval, and the wire rope of being convenient for runs through the sliding block that corresponds, installs anti-tilt wheel and anti-tilt clamping device on the installation pole, and the anti-tilt wheel is used for when cart running gear is along the track, rolls along the bottom of track roof, plays the effect of anti-tilt, and anti-tilt clamping device is used for when wind-force is great, when needing to lock the hoist on the track, presss from both sides tightly in the both sides of track web, avoids the hoist to tumble.

Drawings

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

FIG. 2 is a schematic top view of the steel cable anti-swing device;

FIG. 3 is a left side view of the steel cable anti-swing device;

FIG. 4 is a schematic front view of the anti-tipping device;

fig. 5 is a left side view schematically showing the structure of the anti-toppling device.

Detailed Description

As shown in fig. 1-5, a truss type gantry crane for shipbuilding, including crane span structure 2, install dolly 1 that can remove about on the crane span structure 2, the both ends of crane span structure 2 bottom are fixed with landing leg assembly 4, the bottom of landing leg assembly 4 is fixed with cart running gear 5, all the dismantlement of the both sides of landing leg assembly 4 is fixed with prevent wind hawser 6, this is prior art, no longer describe here any more, the bottom of crane span structure 2 can be dismantled and be fixed with wire rope anti-sway device 3, play the effect that reduces wire rope amplitude of oscillation, improve the stability of lifting by crane, can dismantle on the cart running gear 5 and be fixed with anti-tilt device 7, play the anti-tilt effect.

The steel wire rope anti-swing device 3 comprises a first fixing plate 8 arranged along the length direction of the bridge frame 2, splicing plates 11 can be detachably fixed on two sides of the first fixing plate 8 respectively, installation and disassembly are facilitated, intervals are formed between the splicing plates 11 and the first fixing plate 8, sliding blocks connected with splicing in the intervals slide, the steel wire rope convenient to penetrate through the corresponding sliding blocks, and limiting holes 15a for the steel wire rope to penetrate through are formed in the middle of the sliding blocks.

The anti-tipping device 7 comprises a second fixing plate 19 fixed on the cart running mechanism 5, symmetrical mounting rods are fixed at the bottom of the second fixing plate 19, and anti-tipping wheels 31 and anti-tipping clamping devices are mounted on the mounting rods, wherein the anti-tipping wheels 31 are used for rolling along the bottom of a rail top plate 32 when the cart running mechanism 5 runs along a rail to play a role in preventing tipping, and the anti-tipping clamping devices are used for clamping two sides of a rail web 28 when a crane needs to be locked on the rail when wind power is high so as to prevent the crane from tipping.

The side of first fixed plate 8 is fixed with assembly pole 12, and the cover is equipped with stopper 10 on the assembly pole 12, and stopper 10 plays limiting displacement, is convenient for install splice plate 11 fast in place, and first fixed plate 8 and splice plate 11 tightly push up respectively at the both ends of stopper 10, and the outer end threaded connection of assembly pole 12 has fitting nut 13, and fitting nut 13 plays the effect of locking splice plate 11 position, avoids splice plate 11 to deviate from assembly pole 12.

The cover is equipped with buffer sleeve 9 on stopper 10, and buffer sleeve 9 adopts silica gel cover etc. to have elastic cover, plays the cushioning effect, reduces the collision with the sliding block.

The sliding block comprises two splicing units 15, sliding parts 16 are fixed on the splicing units 15, sliding grooves 14 which are matched with the sliding parts 16 and are open at two ends are formed in the two sides of the first fixing plate 8 and the inner sides of the splicing plates 11, the sliding parts 16 can slide left and right along the sliding grooves 14, semicircular limiting hole units are arranged in the middle of the splicing units 15, and two corresponding limiting hole units form limiting holes 15a; and a wear-resistant pad 17 is fixed in the limiting hole unit, so that the steel wire rope can be conveniently arranged in the corresponding limiting hole 15a.

One side of one of the limiting hole units, which is far away from the sliding part 16, is fixed with a limiting column 18, and the other limiting hole unit is provided with a limiting hole 15a matched with the limiting column 18, so that the limiting effect is achieved, and the dislocation of the two splicing units 15 is avoided.

When the steel wire rope anti-swing device 3 is installed, the first fixing plate 8 is fixed at the bottom of the bridge frame 2 and arranged between two steel wire ropes, the splicing plates 11 are installed, the steel wire ropes are arranged between two corresponding limiting hole units, the splicing plates 11 are pushed along the assembling rods 12, the assembling nuts 13 are screwed down, and the installation is completed.

The bottom of the second fixing plate 19 is fixed with a mounting plate 20, the mounting plate 20 and the second fixing plate 19 are integrally T-shaped, the mounting rod is L-shaped, the mounting rod comprises a vertical rod 24 and a horizontal rod 26, the vertical rod 24 is fixed on the mounting plate 20, and the top of the horizontal rod 26 is rotatably connected with an anti-tipping wheel 31, so that the anti-tipping wheel 31 can roll along the bottom of the track top plate 32 conveniently.

The anti-tipping clamping device comprises a moving rod 27 in a horizontal rod 26 in threaded connection, the inner end of the moving rod 27 is fixed with a clamping block 30, the inner end of the clamping block 30 is fixed with a silica gel pad 29, the outer end of the moving rod 27 extends to the outside of the horizontal rod 26 and is fixed with a rotary table 25, when wind power is large, when the anti-tipping clamping device needs to work, the rotary table 25 is held to rotate the moving rod 27, the moving rod 27 drives the clamping block 30 and the silica gel pad 29 to move to the side face of the silica gel pad 29 tightly jacked on the track web 28 towards the direction close to the track web 28, the silica gel pads 29 on the two sides of the track respectively tightly jack up on the two sides of the track, the clamping effect is achieved, and tipping of the crane is avoided.

The bottom of mounting panel 20 is equipped with the sliding hole of symmetry, the side of mounting panel 20 is equipped with the bar hole 21 with the sliding hole intercommunication, the bottom in bar hole 21 is opened, 24 sliding connection of vertical pole are in the sliding hole, the side of vertical pole 24 is fixed with the check lock bar 23 that corresponds with bar hole 21, threaded connection lock nut 22 on the check lock bar 23, be convenient for according to the actual installation condition, adjust the mounted position of installation pole, when the mounted position of installation pole is adjusted to needs, loosen lock nut 22, vertical pole 24 slides from top to bottom, the check lock bar 23 slides along the sliding hole, when the bottom contact of the top of preventing tip wheel 31 and track roof 32, tighten lock nut 22.

When the wind power is large and the normal work cannot be performed, the clamping block 30 and the corresponding silica gel pad 29 are clamped on the side face of the rail web 28 to play a clamping role, and the probability of tipping is reduced.

The above-mentioned embodiment is right the utility model discloses an explanation, it is not right the utility model discloses a limited, any right the scheme after the simple transform of the utility model all belongs to the protection scope of the utility model.

Claims

1. The utility model provides a truss type gantry crane for shipbuilding, includes the crane span structure, installs the dolly that can remove about on the crane span structure, and the both ends of crane span structure bottom are fixed with the landing leg assembly, and the bottom of landing leg assembly is fixed with cart running gear, and the both sides of landing leg assembly all can be dismantled and be fixed with and prevent wind hawser, its characterized in that: a steel wire rope anti-swing device is detachably fixed at the bottom of the bridge frame, and an anti-tipping device is detachably fixed on the cart running mechanism;

the steel wire rope anti-swing device comprises a first fixing plate arranged along the length direction of the bridge, splicing plates are detachably fixed on two sides of the first fixing plate respectively, a gap is formed between each splicing plate and the corresponding first fixing plate, spliced sliding blocks are connected in the gaps in a sliding mode, and limiting holes for the steel wire ropes to penetrate through are formed in the middle of the sliding blocks;

the anti-tipping device comprises a second fixing plate fixed on the cart running mechanism, symmetrical mounting rods are fixed at the bottom of the second fixing plate, and anti-tipping wheels and anti-tipping clamping devices are mounted on the mounting rods.

2. A trussed portal crane for shipbuilding according to claim 1, wherein: the side of first fixed plate is fixed with the assembly pole, and the cover is equipped with the stopper on the assembly pole, and first fixed plate and splice plate tightly push up respectively at the both ends of stopper, and the outer end threaded connection of assembly pole has assembly nut.

3. A trussed portal crane for shipbuilding according to claim 2, wherein: the limiting block is sleeved with a buffer sleeve.

4. A trussed portal crane for shipbuilding according to claim 1, wherein: the sliding block comprises two splicing units, a sliding part is fixed on each splicing unit, sliding grooves which are matched with the sliding part and are open at two ends are formed in the two sides of the first fixing plate and the inner sides of the splicing plates, a semicircular limiting hole unit is arranged in the middle of each splicing unit, and a limiting hole is formed in each two corresponding limiting hole units; and a wear-resistant pad is fixed in the limiting hole unit.

5. A trussed portal crane for shipbuilding according to claim 4, wherein: one side of one of the limiting hole units, which is far away from the sliding part, is fixed with a limiting column, and the other limiting hole unit is provided with a limiting hole matched with the limiting column.

6. A trussed portal crane for shipbuilding according to claim 1, wherein: the bottom of second fixed plate is fixed with the mounting panel, and the mounting panel is the T type with the second fixed plate is whole, and the installation pole is the L type, and the installation pole includes vertical pole and horizon bar, and vertical pole is fixed on the mounting panel, and the top of horizon bar is rotated and is connected with and is prevented the tip wheel.

7. A trussed portal crane for shipbuilding according to claim 6, wherein: the anti-tipping clamping device comprises a moving rod in threaded connection with the horizontal rod, a clamping block is fixed at the inner end of the moving rod, a silica gel pad is fixed at the inner end of the clamping block, and a turntable is fixed at the outer end of the moving rod and extends out of the horizontal rod.

8. A trussed portal crane for shipbuilding according to claim 6, wherein: the bottom of mounting panel is equipped with the sliding hole of symmetry, and the side of mounting panel is equipped with the bar hole that communicates with the sliding hole, and the bottom in bar hole is opened, and vertical pole sliding connection is in the sliding hole, and the side of vertical pole is fixed with the check lock lever that corresponds with the bar hole, threaded connection lock nut on the check lock lever.