CN215592333U - Multi-adaptability double-guide-beam bridge crane lifting appliance device with adjustable hole pitch - Google Patents
Multi-adaptability double-guide-beam bridge crane lifting appliance device with adjustable hole pitch Download PDFInfo
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- CN215592333U CN215592333U CN202122078019.6U CN202122078019U CN215592333U CN 215592333 U CN215592333 U CN 215592333U CN 202122078019 U CN202122078019 U CN 202122078019U CN 215592333 U CN215592333 U CN 215592333U
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Abstract
The utility model relates to a hole-pitch-adjustable multi-adaptability double-guide-beam bridge crane lifting appliance device which comprises a bridge crane pulley block, wherein the bottom of the bridge crane pulley block is rotatably connected with a lifting device through a pin shaft, lifting lugs are arranged at two ends of the lifting device, the lifting device is detachably connected with the lifting lugs through detachable pins, a precast beam body is arranged at the bottom of the lifting lugs, and the lifting device comprises an upper cover plate, a cross beam, a stiffening plate, a precast beam body, a through hole and a lower sealing plate; the hoisting device is arranged below the pulley block of the bridge girder erection machine, the detachable pin, the single hook frame, the steel wire rope, the corner protector, the double hook frames, the positioning frame and the connecting shaft below the hoisting device are matched to hoist the precast girder bodies of different beam widths and different hoisting modes, so that the working efficiency can be improved, and the bridge girder erection machine is ingenious in design, simple in structure, easy and convenient to manufacture, low in cost and suitable for large-scale popularization and application.
Description
Technical Field
The utility model relates to the technical field of constructional engineering, in particular to a multi-adaptability double-guide-beam bridge crane lifting appliance device with adjustable hole pitch.
Background
The bridge girder erection machine is equipment for hoisting a precast beam onto a precast pier, can be used for erecting a box girder, a T-shaped girder, a plate girder, a steel-concrete composite girder and the like, is widely applied to the construction of railways, highways and municipal viaducts, and has the working principle that a girder transporting vehicle firstly transports the precast beam to the tail part of the bridge girder erection machine, a front overhead traveling vehicle hoists the precast beam to move forwards to the position where a rear overhead traveling vehicle can hoist the beam, after the front overhead traveling vehicle and the rear overhead traveling vehicle hoist the beam are in place, the purpose of transversely moving the bridge girder erection machine is completed by operating supporting legs and walking structures below the supporting legs, after the front overhead traveling vehicle and the rear overhead traveling vehicle are in place, the fine adjustment function is used, the accurate placement of the precast beam is realized, and in the hoisting process, the width of the precast beam is different, and some width is narrow. Some precast beams are the girder steel, and some are concrete beam, and the girder steel can the welding lug, and some of concrete beam do not reserve the mode that the lug can only adopt wire rope to tie up, need adopt the bridge crane to erect equally
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provides a multi-adaptability double-guide-beam bridge crane lifting appliance device with adjustable hole pitch.
The technical scheme for realizing the purpose is as follows:
the utility model provides a hole-pitch-adjustable multi-adaptability double-guide-beam bridge crane lifting appliance device, which comprises a bridge crane pulley block, wherein the bottom of the bridge crane pulley block is rotatably connected with a lifting device through a pin shaft, lifting lugs are arranged at two ends of the lifting device, the lifting device is detachably connected with the lifting lugs through detachable pins, a precast beam body is arranged at the bottom of the lifting lugs, the lifting device comprises an upper cover plate, cross beams, stiffening plates, the precast beam body, a through hole and a lower sealing plate, two cross beams are arranged in the lifting device, the top parts of the two cross beams are provided with the upper cover plate, the bottom parts of the two cross beams are provided with the lower sealing plate, the stiffening plates are arranged on the opposite surfaces of the two cross beams, two supports are arranged at the middle position between the two cross beams, and the bottom parts of the bridge crane pulley block are rotatably connected through the pin shaft, the detachable pins arranged in the through holes in the cross beam penetrate through the lifting lugs, and the number of the through holes is seven.
Preferably, the number of the stiffening plates is six. In order to ensure that the connection between the two cross beams is firmer, the phenomenon of damage is avoided.
Preferably, the upper cover plate is located between the first stiffening plate at the left end and the first stiffening plate at the right end. To avoid the situation where rain falls between two cross beams.
Preferably, the lower sealing plate is located between the fourth stiffening plate from the left and the fourth stiffening plate from the right. In order to avoid the deformation of the cross beam.
Preferably, the two brackets are symmetrical to each other with the central point of the cross beam as an axis. In order to ensure the uniform stress of the cross beam and avoid the phenomenon of side turning.
Preferably, the pin shaft is a steel member. In order to avoid the pin shaft from being damaged in the using process.
The utility model has the beneficial effects that: in the using process, the lifting device is arranged below the pulley block of the bridge girder erection machine, and the bridge girder erection machine can lift precast girder bodies with different beam widths and different lifting modes under the matching of the detachable pin, the single hook frame, the steel wire rope, the corner protector, the double hook frame, the positioning frame and the connecting shaft below the lifting device.
Drawings
FIG. 1 is a schematic structural diagram according to a first embodiment of the present invention;
FIG. 2 is a schematic side view of the pulley block of the bridge erecting machine shown in FIG. 1 according to the present invention;
FIG. 3 is a schematic structural diagram according to a second embodiment of the present invention;
FIG. 4 is a schematic side view of the pulley block of the bridge erecting machine of FIG. 3 according to the present invention;
FIG. 5 is a schematic structural diagram of a third embodiment of the present invention;
FIG. 6 is a schematic side view of the pulley block of the bridge erecting machine of FIG. 5 according to the present invention;
FIG. 7 is a schematic structural diagram of a fourth embodiment of the present invention;
FIG. 8 is a schematic side view of the pulley block of the bridge erecting machine of FIG. 7 according to the present invention;
FIG. 9 is a schematic structural diagram of a fifth embodiment of the present invention;
FIG. 10 is a schematic side view of the pulley block of the bridge erecting machine of FIG. 9 according to the present invention;
FIG. 11 is a schematic cross-sectional view of the hoist of FIG. 1 according to the present invention;
FIG. 12 is a schematic bottom view of the hoist of FIG. 1 according to the present invention;
FIG. 13 is a schematic top view of the hoist of FIG. 1 according to the present invention;
description of reference numerals:
1. a pulley block of the bridge girder erection machine; 2. a pin shaft; 3. a hoisting device; 4. lifting lugs; 5. a pin can be disassembled; 6. a single hook frame; 7. a wire rope; 8. protecting the corner; 9. a double hook frame; 10. a support; 11. an upper cover plate; 12. a cross beam; 13. a stiffening plate; 14. prefabricating a beam body; 15. a positioning frame; 16. a connecting shaft; 17. perforating; 18. and a lower sealing plate.
Detailed Description
The utility model is further described with reference to the following figures and specific examples.
Example one
Referring to fig. 1, 2, 11, 12 and 13, the utility model provides a multi-adaptability double-guide-beam bridge crane lifting device with adjustable hole pitch, which comprises a bridge crane pulley block 1, the bottom of the bridge crane pulley block 1 is rotatably connected with a lifting device 3 through a pin shaft 2, lifting lugs 4 are installed at two ends of the lifting device 3, the lifting device 3 is detachably connected with the lifting lugs 4 through detachable pins 5, a precast beam body 14 is installed at the bottom of the lifting lugs 4, the lifting device 3 comprises an upper cover plate 11, cross beams 12, stiffening plates 13, precast beam bodies 14, through holes 17 and lower sealing plates 18, two cross beams 12 are installed inside the lifting device 3, the upper cover plate 11 is welded at the top of the two cross beams 12, the lower sealing plates 18 are welded at the bottom of the two cross beams 12, the stiffening plates 13 are welded at opposite surfaces of the two cross beams 12, and two brackets 10 are welded at the middle position between the two cross beams 12, the two supports 10 are rotatably connected with the bottom of the pulley block 1 of the bridge girder erection machine through pin shafts 2, detachable pins 5 placed in through holes 17 in the cross beam 12 penetrate through the lifting lugs 4, and the number of the through holes 17 is seven.
In this example, in the through hole 17 of the beam 12, the detachable pin 5 is combined with the lifting lug group 4, so that the two lifting lugs 4 are respectively fixed at the left through hole 17 and the right through hole 17 in the beam 12, the precast beam body 14 with the width of L1+2m can be lifted, the two lifting lugs 4 are respectively fixed at the left through hole 17 and the right through hole 17, the precast beam body 14 with the beam width of L2+2m can be lifted, the two lifting lugs 4 are respectively fixed at the left through hole 17 and the right through hole 17, and the precast beam body 14 with the width of L3+2m can be lifted, so that the change of the width of the precast beam body 14 can be adapted, the distance between the lifting tool device 3 and the precast beam body 14 is minimum, the requirement for erecting with a small height can be met, the lifting tool is stable and reliable, and can be popularized and used, and has an optimal use effect.
Further, as shown in fig. 11, the number of the stiffening plates 13 is six, and the connection between the two cross beams 12 can be firmer through the six stiffening plates 13, so that the phenomenon of damage is avoided.
Further, as shown in fig. 11, the upper cover plate 11 is located between the first stiffening plate 13 at the left end and the first stiffening plate 13 at the right end, so that the top of the lifting device 3 is completely sealed by the upper cover plate 11, and rainwater is prevented from falling between the two cross beams 12.
Further, as shown in fig. 11, the lower sealing plate 18 is located between the fourth stiffening plate 13 from the left and the fourth stiffening plate 13 from the right, and the cross beam 12 around the bracket 10 can be reinforced by the lower sealing plate 18, so as to avoid the deformation of the cross beam 12.
Further, as shown in fig. 11, the two brackets 10 are symmetrical to each other with the central point of the cross beam 12 as the axis, so that the stress of the cross beam 12 is ensured to be uniform, and the phenomenon of side turning is avoided.
Further, as shown in fig. 1, the pin 2 is a steel member, and the steel has a good firmness, so that the pin 2 can be prevented from being damaged in the using process.
Example two
Referring to fig. 3, 4, 11, 12 and 13, the utility model provides a hole pitch adjustable multi-adaptability double-guide-beam bridge crane lifting device, which comprises a bridge crane pulley block 1, the bottom of the bridge crane pulley block 1 is rotatably connected with a lifting device 3 through a pin shaft 2, a positioning frame 15 is installed at the middle position of the lifting device 3, the lifting device 3 is connected with the positioning frame 15 through a connecting shaft 16, a single hook frame 6 is installed at the bottom of the positioning frame 15, a steel wire rope 7 is suspended inside the single hook frame 6, lifting lugs 4 are installed at two ends of the steel wire rope 7, a precast beam body 14 is installed at the bottom of the lifting lugs 4, the lifting device 3 comprises an upper cover plate 11, a cross beam 12, a stiffening plate 13, a precast beam body 14, a perforation 17 and a lower seal plate 18, two cross beams 12 are installed inside the lifting device 3, the upper cover plate 11 is welded at the tops of the two cross beams 12, the lower seal plate 18 is welded at the bottoms of the two cross beams 12, opposite surfaces of the two cross beams 12 are welded with stiffening plates 13, two supports 10 are welded in the middle position between the two cross beams 12, the two supports 10 are rotatably connected with the bottom of the bridge girder erection machine pulley block 1 through pin shafts 2, connecting shafts 16 arranged at through holes 17 in the surfaces of the cross beams 12 penetrate through the positioning frames 15, and the number of the through holes 17 is seven.
In this example, when the lifting lug 4 is arranged on the precast beam body 14, after the two sections of steel wire ropes 7 are fixed at the lifting lug 4, the other end of the steel wire ropes is connected to the single hook frame 6, so that the precast beam body 14 can be normally lifted, and the length and the angle of the steel wire ropes 7 can be adjusted to adapt to the change of the width of the precast beam body 14.
Further, as shown in fig. 11, the number of the stiffening plates 13 is six, and the connection between the two cross beams 12 can be firmer through the six stiffening plates 13, so that the phenomenon of damage is avoided.
Further, as shown in fig. 11, the upper cover plate 11 is located between the first stiffening plate 13 at the left end and the first stiffening plate 13 at the right end, so that the top of the lifting device 3 is completely sealed by the upper cover plate 11, and rainwater is prevented from falling between the two cross beams 12.
Further, as shown in fig. 11, the lower sealing plate 18 is located between the fourth stiffening plate 13 from the left and the fourth stiffening plate 13 from the right, and the cross beam 12 around the bracket 10 can be reinforced by the lower sealing plate 18, so as to avoid the deformation of the cross beam 12.
Further, as shown in fig. 11, the two brackets 10 are symmetrical to each other with the central point of the cross beam 12 as the axis, so that the stress of the cross beam 12 is ensured to be uniform, and the phenomenon of side turning is avoided.
Further, as shown in fig. 1, the pin 2 is a steel member, and the steel has a good firmness, so that the pin 2 can be prevented from being damaged in the using process.
EXAMPLE III
Referring to fig. 5, 6, 11, 12 and 13, the utility model provides a hole-pitch-adjustable multi-adaptability double-guide-beam bridge crane lifting device, which comprises a bridge crane pulley block 1, wherein the bottom of the bridge crane pulley block 1 is rotatably connected with a lifting device 3 through a pin shaft 2, a positioning frame 15 is installed at the middle position of the lifting device 3, the lifting device 3 is connected with the positioning frame 15 through a connecting shaft 16, a single hook frame 6 is installed at the bottom of the positioning frame 15, a precast beam body 14 is installed below the single hook frame 6, two ends of the precast beam body 14 are provided with corner protectors 8 through bolts, the outer side walls of the corner protectors 8 are wound with steel wire ropes 7, the top of the steel wire ropes 7 is hung at the top of the single hook frame 6, the lifting device 3 comprises an upper cover plate 11, a cross beam 12, a stiffening plate 13, a precast beam body 14, a through hole 17 and a lower sealing plate 18, two cross beams 12 are installed inside the lifting device 3, the upper cover plate 11 is welded at the tops of the two cross beams 12, the bottom of two crossbeams 12 is welded with lower shrouding 18, and the opposite face welding of two crossbeams 12 has stiffening plate 13, and intermediate position department welding between two crossbeams 12 has two supports 10, and two supports 10 are connected through round pin axle 2 rotation with bridging machine assembly pulley 1 bottom, and the even axle 16 that the perforation 17 department placed on the crossbeam 12 surface runs through inside locating rack 15, and the quantity of perforation 17 is seven.
In this example, when the lifting lugs 4 are not arranged on the precast beam body 14, the precast beam body 14 is tied up through the steel wire ropes 7 and the angle guards 8, and then the steel wire ropes 7 are suspended inside the single hook frame 6, so that the precast beam body 14 can be normally lifted, and the length and the angle of the steel wire ropes 7 can be adjusted to adapt to the change of the width of the precast beam body 14.
Further, as shown in fig. 11, the number of the stiffening plates 13 is six, and the connection between the two cross beams 12 can be firmer through the six stiffening plates 13, so that the phenomenon of damage is avoided.
Further, as shown in fig. 11, the upper cover plate 11 is located between the first stiffening plate 13 at the left end and the first stiffening plate 13 at the right end, so that the top of the lifting device 3 is completely sealed by the upper cover plate 11, and rainwater is prevented from falling between the two cross beams 12.
Further, as shown in fig. 11, the lower sealing plate 18 is located between the fourth stiffening plate 13 from the left and the fourth stiffening plate 13 from the right, and the cross beam 12 around the bracket 10 can be reinforced by the lower sealing plate 18, so as to avoid the deformation of the cross beam 12.
Further, as shown in fig. 11, the two brackets 10 are symmetrical to each other with the central point of the cross beam 12 as the axis, so that the stress of the cross beam 12 is ensured to be uniform, and the phenomenon of side turning is avoided.
Further, as shown in fig. 1, the pin 2 is a steel member, and the steel has a good firmness, so that the pin 2 can be prevented from being damaged in the using process.
Example four
Referring to fig. 7, 8, 11, 12 and 13, the utility model provides a hole-pitch-adjustable multi-adaptability double-guide-beam bridge crane lifting device, which comprises a bridge crane pulley block 1, the bottom of the bridge crane pulley block 1 is rotatably connected with a lifting device 3 through a pin shaft 2, a positioning frame 15 is installed at the middle position of the lifting device 3, the lifting device 3 is connected with the positioning frame 15 through a connecting shaft 16, the bottom of the positioning frame 15 is rotatably connected with a double hook frame 9, steel wire ropes 7 are hung at two ends inside the double hook frame 9, lifting lugs 4 are installed at two ends of the steel wire ropes 7, a precast beam body 14 is installed at the bottom of the lifting lugs 4, the lifting device 3 comprises an upper cover plate 11, a cross beam 12, a stiffening plate 13, a precast beam body 14, a perforation 17 and a lower seal plate 18, two cross beams 12 are installed inside the lifting device 3, the upper cover plates 11 are welded at the tops of the two cross beams 12, the lower seal plates 18 are welded at the bottoms of the two cross beams 12, opposite surfaces of the two cross beams 12 are welded with stiffening plates 13, two supports 10 are welded in the middle position between the two cross beams 12, the two supports 10 are rotatably connected with the bottom of the bridge girder erection machine pulley block 1 through pin shafts 2, connecting shafts 16 arranged at through holes 17 in the surfaces of the cross beams 12 penetrate through the positioning frames 15, and the number of the through holes 17 is seven.
In this example, the double hook frame 9 is arranged at the middle-most position of the cross beam 12, when the lifting lug 4 is arranged on the precast beam body 14 and the tonnage is large, the double hook frame 9 can be applied to the precast beam body 14 with a larger tonnage, and after the two sections of steel wire ropes 7 are fixed at the lifting lug 4, the other end of the steel wire ropes is connected to the double hook frame 9, so that the precast beam body 14 can be normally lifted, and the length and the angle of the steel wire ropes 7 can be adjusted to adapt to the change of the width of the precast beam body 14.
Further, as shown in fig. 11, the number of the stiffening plates 13 is six, and the connection between the two cross beams 12 can be firmer through the six stiffening plates 13, so that the phenomenon of damage is avoided.
Further, as shown in fig. 11, the upper cover plate 11 is located between the first stiffening plate 13 at the left end and the first stiffening plate 13 at the right end, so that the top of the lifting device 3 is completely sealed by the upper cover plate 11, and rainwater is prevented from falling between the two cross beams 12.
Further, as shown in fig. 11, the lower sealing plate 18 is located between the fourth stiffening plate 13 from the left and the fourth stiffening plate 13 from the right, and the cross beam 12 around the bracket 10 can be reinforced by the lower sealing plate 18, so as to avoid the deformation of the cross beam 12.
Further, as shown in fig. 11, the two brackets 10 are symmetrical to each other with the central point of the cross beam 12 as the axis, so that the stress of the cross beam 12 is ensured to be uniform, and the phenomenon of side turning is avoided.
Further, as shown in fig. 1, the pin 2 is a steel member, and the steel has a good firmness, so that the pin 2 can be prevented from being damaged in the using process.
EXAMPLE five
Referring to fig. 9, 10, 11, 12 and 13, the utility model provides a hole-pitch-adjustable multi-adaptability double-guide-beam bridge crane lifting device, which comprises a bridge crane pulley block 1, the bottom of the bridge crane pulley block 1 is rotatably connected with a lifting device 3 through a pin shaft 2, a positioning frame 15 is installed at the middle position of the lifting device 3, the lifting device 3 is connected with the positioning frame 15 through a connecting shaft 16, the bottom of the positioning frame 15 is rotatably connected with a double hook frame 9, a precast beam body 14 is installed below the double hook frame 9, two ends of the precast beam body 14 are provided with corner protectors 8 through bolts, the outer side walls of the corner protectors 8 are wound with steel wire ropes 7, the top of the steel wire ropes 7 is hung at the top of the double hook frame 9, the lifting device 3 comprises an upper cover plate 11, a cross beam 12, a stiffening plate 13, a precast beam body 14, a through hole 17 and a lower sealing plate 18, two cross beams 12 are installed inside the lifting device 3, the top welding of two crossbeams 12 has upper cover plate 11, and the bottom welding of two crossbeams 12 has lower shrouding 18, and the opposite face welding of two crossbeams 12 has stiffening plate 13, and intermediate position department between two crossbeams 12 has two supports 10, and two supports 10 are connected through round pin axle 2 rotation with bridging machine assembly pulley 1 bottom, and the even axle 16 that the perforation 17 department placed on the surface of crossbeam 12 runs through inside locating rack 15, and the quantity of perforation 17 is seven.
In this example, the double hook frame 9 is arranged at the middle-most position of the cross beam 12, when the lifting lug 4 is not arranged on the precast beam body 14 and the tonnage is large, the double hook frame 9 can be suitable for the precast beam body 14 with a larger tonnage, the precast beam body 14 is bound through the steel wire rope 7 and the angle bead 8, and then the steel wire rope 7 is suspended inside the double hook frame 9, so that the precast beam body 14 can be normally lifted, and the length and the angle of the steel wire rope 7 can be adjusted to adapt to the change of different precast beam bodies 14.
Further, as shown in fig. 11, the number of the stiffening plates 13 is six, and the connection between the two cross beams 12 can be firmer through the six stiffening plates 13, so that the phenomenon of damage is avoided.
Further, as shown in fig. 11, the upper cover plate 11 is located between the first stiffening plate 13 at the left end and the first stiffening plate 13 at the right end, so that the top of the lifting device 3 is completely sealed by the upper cover plate 11, and rainwater is prevented from falling between the two cross beams 12.
Further, as shown in fig. 11, the lower sealing plate 18 is located between the fourth stiffening plate 13 from the left and the fourth stiffening plate 13 from the right, and the cross beam 12 around the bracket 10 can be reinforced by the lower sealing plate 18, so as to avoid the deformation of the cross beam 12.
Further, as shown in fig. 11, the two brackets 10 are symmetrical to each other with the central point of the cross beam 12 as the axis, so that the stress of the cross beam 12 is ensured to be uniform, and the phenomenon of side turning is avoided.
Further, as shown in fig. 1, the pin 2 is a steel member, and the steel has a good firmness, so that the pin 2 can be prevented from being damaged in the using process.
The working principle of the utility model is as follows: in the using process of the utility model, the lifting device 3 is firstly fixed on the pulley block 1 of the bridge girder erection machine through the pin shaft 2, the proper single hook frame 6 and the proper double hook frame 9 can be selected by observing the tonnage of the precast girder body 14, and the steel wire rope 7 and the angle bead 8 can be selected by observing whether the precast girder body 14 has the lifting lug 4, so that the bridge girder erection machine can lift the precast girder bodies 14 with different beam widths and different lifting modes.
While the present invention has been described in detail and with reference to the embodiments thereof as illustrated in the accompanying drawings, it will be apparent to one skilled in the art that various changes and modifications can be made therein. Therefore, certain details of the embodiments are not to be interpreted as limiting, and the scope of the utility model is to be determined by the appended claims.
Claims (6)
1. A multi-adaptability double-guide-beam bridge crane lifting device with adjustable hole pitch is characterized by comprising a bridge crane pulley block, wherein the bottom of the bridge crane pulley block is rotatably connected with a lifting device through a pin shaft, lifting lugs are installed at two ends of the lifting device, the lifting device and the lifting lugs are detachably connected through detachable pins, a precast beam body is installed at the bottom of the lifting lugs, the lifting device comprises an upper cover plate, cross beams, stiffening plates, the precast beam body, a perforation and a lower sealing plate, two cross beams are installed inside the lifting device, the upper cover plate is installed at the tops of the two cross beams, the lower sealing plate is installed at the bottoms of the two cross beams, the stiffening plates are installed on opposite surfaces of the two cross beams, two supports are installed at the middle position between the two cross beams, and the bottoms of the bridge crane pulley block are rotatably connected through the pin shaft, the detachable pins arranged in the through holes in the cross beam penetrate through the lifting lugs, and the number of the through holes is seven.
2. The hole-pitch-adjustable multi-adaptability double-guide-beam bridge crane lifting appliance device according to claim 1, wherein the number of the stiffening plates is six.
3. The hole-pitch-adjustable multi-adaptability double-guide-beam bridge crane lifting appliance device according to claim 1, wherein the upper cover plate is positioned between a first stiffening plate at the left end and a first stiffening plate at the right end.
4. The hole-pitch-adjustable multi-adaptability double-guide-beam bridge crane lifting appliance device according to claim 1, wherein the lower sealing plate is positioned between the left-start fourth stiffening plate and the right-start fourth stiffening plate.
5. The hole-pitch-adjustable multi-adaptability double-guide-beam bridge crane lifting appliance device according to claim 1, wherein the two supports are symmetrical to each other with a central point of the cross beam as an axis.
6. The hole-pitch-adjustable multi-adaptability double-guide-beam bridge crane lifting appliance device according to claim 1, wherein the pin shaft is a steel member.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122078019.6U CN215592333U (en) | 2021-08-31 | 2021-08-31 | Multi-adaptability double-guide-beam bridge crane lifting appliance device with adjustable hole pitch |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202122078019.6U CN215592333U (en) | 2021-08-31 | 2021-08-31 | Multi-adaptability double-guide-beam bridge crane lifting appliance device with adjustable hole pitch |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023160724A1 (en) * | 2022-04-29 | 2023-08-31 | 中铁七局集团郑州工程有限公司 | Integral hoisting device for beam transportation vehicle |
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2021
- 2021-08-31 CN CN202122078019.6U patent/CN215592333U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023160724A1 (en) * | 2022-04-29 | 2023-08-31 | 中铁七局集团郑州工程有限公司 | Integral hoisting device for beam transportation vehicle |
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