CN217148381U - Bridge deck crane walking overhead traveling crane capable of bidirectional position adjustment - Google Patents
Bridge deck crane walking overhead traveling crane capable of bidirectional position adjustment Download PDFInfo
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- CN217148381U CN217148381U CN202221744751.0U CN202221744751U CN217148381U CN 217148381 U CN217148381 U CN 217148381U CN 202221744751 U CN202221744751 U CN 202221744751U CN 217148381 U CN217148381 U CN 217148381U
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Abstract
The utility model discloses a bridge deck crane walking overhead traveling crane capable of bidirectional positioning, which comprises a longitudinal moving base and a transverse moving base, wherein the longitudinal moving base is positioned above a bearing beam of the bridge deck crane and is provided with a push-pull oil cylinder between the longitudinal moving base and the bearing beam, a longitudinal moving slide rail is fixed on the bearing beam along the length direction of the bearing beam, and the longitudinal moving base is connected with the longitudinal moving slide rail in a sliding way through a longitudinal moving slide seat; the two transverse moving bases are symmetrically arranged, the fixed pulley block is installed on each transverse moving base, the transverse moving oil cylinder is arranged between the two transverse moving bases and is a double-piston-rod hydraulic cylinder sharing a piston, a cylinder barrel of each transverse moving oil cylinder is fixed in the middle of each longitudinal moving base, two piston rods of each transverse moving oil cylinder are hinged to the two transverse moving bases respectively, a transverse moving slide rail is fixed on each longitudinal moving base, a transverse moving slide seat is fixed at the bottom of each transverse moving base and is connected with the transverse moving slide rail in a sliding mode, and the extending direction of each transverse moving slide rail is perpendicular to the extending direction of each longitudinal moving slide rail. The utility model discloses can solve current steel box girder segment and assemble the inconvenient problem of lateral position adjustment in the construction.
Description
Technical Field
The utility model relates to a hoist technical field especially relates to a bridge floor hangs walking overhead traveling crane that can two-way positioning.
Background
A bridge deck crane is a bridge deck cantilever hanger bridge crane, which is mainly used for assembling construction of steel box girders or other standard girder sections of highways and river-crossing and sea-crossing bridges.
In the assembly construction of the steel box girder segment, in order to enable the bridge deck crane to conveniently adjust the butt joint of the steel box girder, the traditional bridge deck crane is usually designed into a variable amplitude mechanism so as to enable the steel box girder segment to fall to a designed position, but the bridge deck crane of the variable amplitude mechanism can only longitudinally adjust the position of the steel box girder segment (namely the position of a steel wire rope lifting point) under the condition that the height position is not changed, and can not transversely adjust the position of the steel box girder segment, so that the alignment of the steel box girder segment is inconvenient.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a bridge deck crane walking overhead traveling crane that can two-way positioning for solve the current steel box girder segment and assemble the inconvenient problem of lateral position adjustment in the construction.
In order to solve the problem, the utility model adopts the following technical scheme:
a bridge deck crane traveling crown block capable of being adjusted in two directions comprises a longitudinal moving base and a transverse moving base, wherein the longitudinal moving base is connected above a bearing beam of a bridge deck crane in a sliding mode and is provided with a push-pull oil cylinder between the longitudinal moving base and the bearing beam, a longitudinal moving sliding seat is fixed at the bottom of the longitudinal moving base, a longitudinal moving sliding rail is fixed on the bearing beam along the length direction of the bearing beam, and the longitudinal moving sliding seat is connected with the longitudinal moving sliding rail in a sliding mode; the transverse moving base is symmetrically provided with two transverse moving bases, a fixed pulley block is installed on each transverse moving base, a transverse moving oil cylinder is arranged between the two transverse moving bases, each transverse moving oil cylinder is a double-piston-rod hydraulic cylinder, two piston rods share a piston, when one piston rod extends out, the other piston rod retracts, a cylinder barrel of each transverse moving oil cylinder is fixed in the middle of each longitudinal moving base, the two piston rods of each transverse moving oil cylinder are respectively hinged with the two transverse moving bases, each longitudinal moving base is fixedly provided with a transverse moving slide rail, the bottom of each transverse moving base is fixedly provided with a transverse moving slide seat, the transverse moving slide seats are connected with the transverse moving slide rails in a sliding mode, and the extension direction of each transverse moving slide rail is perpendicular to the extension direction of each longitudinal moving slide rail.
Optionally, a longitudinally-moving reverse hook matched with the bearing beam is fixed at the bottom of the longitudinally-moving base, and a transversely-moving reverse hook matched with the longitudinally-moving base is fixed at the bottom of the transversely-moving base.
Optionally, a riding guide wheel is mounted in the middle of the longitudinal sliding seat, the riding guide wheel is located between the two groups of fixed pulley blocks, and the axial direction of the riding guide wheel is perpendicular to the axial direction of the fixed pulley blocks.
Optionally, the bottom of the two ends of the longitudinal moving base crossing the carrier bar is fixed with an auxiliary sliding seat, the auxiliary sliding seat is connected with an auxiliary sliding rail in a sliding manner, and the auxiliary sliding rail is fixed on two sides of the carrier bar.
Adopt above-mentioned technical scheme, the utility model has the advantages of it is following:
the utility model discloses a walking overhead traveling crane can use on the bridge floor hangs, can not only carry out the adjustment of longitudinal position in the construction is assembled to the steel box girder section, can also carry out the adjustment of transverse position, simple structure uses in a flexible way.
Drawings
Fig. 1 is a schematic view of the usage state of the present invention;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a right side view of FIG. 1;
FIG. 4 is an enlarged partial schematic view at A of FIG. 2;
fig. 5 is a schematic longitudinal displacement view of the present invention;
figure 6 is a side view of the relative position of the present invention to a load beam of a bridge deck crane.
FIG. 7 is a schematic view of the lateral movement of the present invention (the direction indicated by the arrow in the figure is the lateral movement direction);
fig. 8 is a second schematic diagram of the lateral movement of the present invention (the direction indicated by the arrow in the figure is the lateral movement direction);
reference numerals: 11. the device comprises a bearing beam, 12, a lower cross bar, 13, a rear oblique bar, 14, a vertical bar, 15 and a front oblique bar;
21. a longitudinal moving base 211, a longitudinal moving reverse hook 22, a longitudinal moving slide seat 23, a longitudinal moving slide rail 24, a push-pull oil cylinder 25, a transverse moving base 251, a transverse moving reverse hook 26, a transverse moving oil cylinder 27, a transverse moving slide rail 28 and a transverse moving slide seat; 31. spar, 32, secondary slide rail, 33, secondary slide seat, 42, crown block, 44 and riding guide wheel.
Detailed Description
In order to make the technical purpose, technical solutions and advantageous effects of the present invention clearer, the technical solutions of the present invention are further described below with reference to fig. 1 to 8 and specific embodiments.
The embodiment of a bridge deck crane walking crown block capable of bidirectional positioning comprises the following steps:
a bridge deck crane walking overhead crane capable of being adjusted in two directions comprises a bearing beam 11, a lower cross bar 12, a rear inclined bar 13, an upright bar 14 and a front inclined bar 15, and comprises a longitudinal moving base 21 and a transverse moving base 25, wherein the longitudinal moving base 21 is connected above the bearing beam 11 of the bridge deck crane in a sliding manner and is provided with a push-pull oil cylinder 24 between the bearing beam 11 and the longitudinal moving base 21, a cylinder barrel and a piston rod of the push-pull oil cylinder 24 are respectively hinged with the bearing beam 11 and the longitudinal moving base 21, a longitudinal moving slide carriage 22 is fixed at the bottom of the longitudinal moving base 21 and can adopt an MGE slide plate, a longitudinal moving slide rail 23 is fixed on the bearing beam 11 along the length direction of the bearing beam, and the longitudinal moving slide carriage 22 is connected with the longitudinal moving slide rail 23 in a sliding manner; the two transverse moving bases 25 are symmetrically arranged, the fixed pulley block 42 is installed on each transverse moving base 25, the transverse moving oil cylinder 26 is arranged between the two transverse moving bases 25, as shown in fig. 7 and 8, the transverse moving oil cylinder 26 adopts a double-piston-rod hydraulic cylinder, the two piston rods share a piston, one piston rod retracts when extending out, the cylinder barrel of the transverse moving oil cylinder 26 is fixed in the middle of the longitudinal moving base 21, the two piston rods of the transverse moving oil cylinder 26 are respectively hinged with the two transverse moving bases 25, the longitudinal moving base 21 is fixedly provided with a transverse moving slide rail 27, the bottom of each transverse moving base 25 is fixedly provided with a transverse moving slide seat 28, the transverse moving slide seats 28 are slidably connected with the transverse moving slide rail 27, and the extending direction of the transverse moving slide rail 27 is perpendicular to the extending direction of the longitudinal moving slide rail 23.
Through the arrangement of the longitudinal moving base 21 and the push-pull oil cylinder 24, the sliding crown block can move in the length direction of the bearing beam 11; through setting up sideslip base 25 and sideslip hydro-cylinder 26, can realize the synchronous equidirectional sideslip distance that needs of both sides fixed pulley group 42, simultaneously, compare the hydro-cylinder setting of single piston rod at two sideslip bases 25 homonymies, adopt the sideslip hydro-cylinder 26 setting of double piston rod between two sideslip bases 25, more save space.
Further, as the utility model discloses a one of them embodiment, indulge and move base 21 bottom and be fixed with carrier beam 11 complex indulge move anti-hook 211, sideslip base 25 bottom is fixed with indulge move base 21 complex sideslip anti-hook 251, can indulge at the overhead traveling crane and move with the sideslip in-process provides reliable spacing, prevents that the overhead traveling crane level from deflecting or turning on one's side under the unexpected condition.
Further, as one of the embodiments of the present invention, the middle portion of the longitudinal sliding seat 22 is provided with a riding guide wheel 44, the riding guide wheel 44 is located between the two sets of fixed pulley blocks 42, and the axial direction of the riding guide wheel 44 is perpendicular to the axial direction of the fixed pulley blocks 42.
By arranging a riding guide wheel 44 which forms a 90-degree direction with the fixed pulleys between the two groups of fixed pulley blocks 42, the steel wire rope is wound on the other side across the bearing beam 11, so that the bearing beam 11 is stressed reasonably, and the method is more economical and reliable compared with a method that two winches wind ropes on two sides of the same bearing beam 11.
Further, as one of the embodiments of the present invention, the longitudinally moving base 21 is fixed with an auxiliary slide 33 at the bottom of the two ends of the carrier bar 11, the auxiliary slide 33 is connected with an auxiliary slide rail 32 in a sliding manner, and the auxiliary slide rail 32 is fixed at the two sides of the carrier bar 11.
The two sides of the bearing beam 11 can be provided with spars 31 parallel to the bearing beam 11, and the longitudinal moving base 21 is connected with the longitudinal moving base in a sliding way through a secondary sliding seat 33, so that the fixed pulley block 42 has an auxiliary bearing effect, and the whole system is more reliable.
The above embodiments are not intended to limit the shape, material, structure, etc. of the present invention in any form, and all of the technical matters of the present invention belong to the protection scope of the present invention to any simple modification, equivalent change and modification of the above embodiments.
Claims (4)
1. The utility model provides a bridge deck crane walking overhead traveling crane that can two-way positioning which characterized in that: the device comprises a longitudinal moving base and a transverse moving base, wherein the longitudinal moving base is connected above a bearing beam of the bridge deck crane in a sliding manner and is provided with a push-pull oil cylinder between the longitudinal moving base and the bearing beam, a longitudinal moving sliding seat is fixed at the bottom of the longitudinal moving base, a longitudinal moving sliding rail is fixed on the bearing beam along the length direction of the bearing beam, and the longitudinal moving sliding seat is connected with the longitudinal moving sliding rail in a sliding manner; the transverse moving base is symmetrically provided with two transverse moving bases, a fixed pulley block is installed on each transverse moving base, a transverse moving oil cylinder is arranged between the two transverse moving bases and is a double-piston-rod hydraulic cylinder, two piston rods of the transverse moving oil cylinder share a piston, a cylinder barrel of the transverse moving oil cylinder is fixed to the middle of the longitudinal moving base, the two piston rods of the transverse moving oil cylinder are hinged to the two transverse moving bases respectively, a transverse moving slide rail is fixed to the longitudinal moving base, a transverse moving slide seat is fixed to the bottom of each transverse moving base and is in sliding connection with the transverse moving slide rail, and the extending direction of the transverse moving slide rail is perpendicular to the extending direction of the longitudinal moving slide rail.
2. The bridge deck crane traveling crown block capable of bidirectional positioning according to claim 1, characterized in that: the bottom of the longitudinal moving base is fixed with a longitudinal moving reverse hook matched with the bearing beam, and the bottom of the transverse moving base is fixed with a transverse moving reverse hook matched with the longitudinal moving base.
3. The bridge deck crane traveling crown block capable of bidirectional positioning according to claim 1, characterized in that: the middle part of the longitudinal sliding seat is provided with a riding guide wheel which is positioned between the two groups of fixed pulley blocks, and the axial direction of the riding guide wheel is vertical to the axial direction of the fixed pulley blocks.
4. The bridge deck crane traveling crown block capable of bidirectional positioning according to claim 1, characterized in that: and the bottom parts of the two ends of the longitudinal moving base crossing the bearing beam are fixedly provided with auxiliary sliding seats, the auxiliary sliding seats are connected with auxiliary sliding rails in a sliding manner, and the auxiliary sliding rails are fixed on the two sides of the bearing beam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221744751.0U CN217148381U (en) | 2022-07-08 | 2022-07-08 | Bridge deck crane walking overhead traveling crane capable of bidirectional position adjustment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221744751.0U CN217148381U (en) | 2022-07-08 | 2022-07-08 | Bridge deck crane walking overhead traveling crane capable of bidirectional position adjustment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217148381U true CN217148381U (en) | 2022-08-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221744751.0U Active CN217148381U (en) | 2022-07-08 | 2022-07-08 | Bridge deck crane walking overhead traveling crane capable of bidirectional position adjustment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217148381U (en) |
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2022
- 2022-07-08 CN CN202221744751.0U patent/CN217148381U/en active Active
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