CN220317149U - Anti-swing beam lifting machine - Google Patents
Anti-swing beam lifting machine Download PDFInfo
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- CN220317149U CN220317149U CN202323339033.2U CN202323339033U CN220317149U CN 220317149 U CN220317149 U CN 220317149U CN 202323339033 U CN202323339033 U CN 202323339033U CN 220317149 U CN220317149 U CN 220317149U
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- pipe body
- sleeve
- blocking edge
- lifting appliance
- upper pipe
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- 230000007246 mechanism Effects 0.000 claims abstract description 43
- 230000000903 blocking effect Effects 0.000 claims description 46
- 238000000034 method Methods 0.000 abstract description 12
- 229910000831 Steel Inorganic materials 0.000 abstract description 4
- 239000010959 steel Substances 0.000 abstract description 4
- 230000001960 triggered effect Effects 0.000 description 4
- 238000010276 construction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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Abstract
The utility model provides an anti-swing beam lifting machine which comprises a main beam, wherein supporting legs are arranged at the bottoms of two ends of the main beam, a crown block is arranged at the top of the main beam, a lifting appliance is arranged below the crown block, the lifting appliance is connected with the crown block through a steel wire rope, and anti-swing guide mechanisms are arranged between the tops of two ends of the lifting appliance and the crown block; according to the utility model, in the process that the crane lifts and descends the lifting appliance through the wire rope, the anti-shaking guide mechanism limits the lifting appliance to swing difficultly when the corresponding crane moves up and down through sliding the lower pipe body in the upper pipe body and the upper pipe body in the sleeve in the vertical direction, so that the stability of the lifting appliance in the lifting process of the girder body is improved, the position accuracy of the lifting of the girder body is ensured, and the potential safety hazard is reduced.
Description
Technical Field
The utility model belongs to the technical field of beam lifters, and particularly relates to an anti-swing beam lifter.
Background
The girder lifting machine is a gantry crane specially designed for bridge construction. The beam lifting machine mainly comprises an assembled main beam, supporting legs, a crown block, a lifting appliance and the like, is convenient and quick to install compared with a common portal crane, is economical and practical, and is suitable for road and bridge construction units which flow frequently.
In the prior art, the crown block is connected with the lifting appliance through the steel wire rope, the stability is not enough, the beam body is easy to shake in the process of lifting the beam body, the position accuracy of lifting the beam body is affected, and potential safety hazards exist simultaneously.
Therefore, the anti-swing beam lifting machine capable of improving stability of a beam body in a lifting process, guaranteeing position accuracy of beam body lifting and reducing potential safety hazards is required to be designed to solve the technical problem faced at present.
Disclosure of Invention
Aiming at the defects existing in the prior art, the utility model provides the anti-swing beam lifting machine which can improve the stability of the beam body in the lifting process, ensure the position precision of the beam body in lifting and reduce the potential safety hazard.
The technical scheme of the utility model is as follows: the anti-swing beam lifting machine comprises a main beam, support legs are arranged at the bottoms of two ends of the main beam, a crown block is arranged at the top of the main beam, a lifting appliance is arranged below the crown block, the lifting appliance is connected with the crown block through a steel wire rope, and anti-swing guide mechanisms are arranged between the tops of two ends of the lifting appliance and the crown block;
the anti-shake guiding mechanism is provided with a sleeve, an upper pipe body is arranged in the sleeve in a sliding manner, a lower pipe body is arranged in the lower end of the upper pipe body in a sliding manner, a mounting plate which is fixedly connected with the side face of the crown block can be detached is arranged on one side of the sleeve, the bottom end of the lower pipe body is fixedly connected with the lifting appliance in a detachable manner, a first locking mechanism which is used for locking or releasing the lower end of the upper pipe body with the upper end of the upper pipe body is arranged on the top end of the sleeve, and a second locking mechanism which is used for locking or releasing the lower end of the lower pipe body with the lower end of the upper pipe body is arranged on the lower end of the lower pipe body.
The upper end and the lower end of the upper pipe body are respectively and fixedly provided with an upper blocking edge and a middle blocking edge, the first locking mechanism is provided with a first rotary hydraulic cylinder fixedly arranged on the side face of the sleeve, a blocking disc is assembled on the first rotary hydraulic cylinder, and a notch matched with the upper blocking edge is formed in the blocking disc.
And a travel switch corresponding to the top end of the sleeve is arranged on the upper blocking edge.
The lower end of the lower pipe body is provided with a lower blocking edge, the second locking mechanism is provided with a second rotary hydraulic cylinder fixedly arranged at the bottom of the lower blocking edge, a stop block is arranged above the lower blocking edge, the second rotary hydraulic cylinder drives the stop block to reciprocally rotate, and a blocking groove matched with the stop block is formed in the middle blocking edge.
And a lower travel switch corresponding to the middle blocking edge is arranged on the lower blocking edge.
The upper end of the lower pipe body is fixedly provided with a sliding barrel matched with the inner side of the upper pipe body, and the inner side of the lower end of the upper pipe body is fixedly provided with an inner baffle edge corresponding to the sliding barrel.
The outside of the sliding cylinder is provided with a sliding groove along the vertical direction, and the inner side of the upper pipe body is fixedly provided with a sliding strip matched with the sliding groove.
Two mounting plates corresponding to the upper side and the lower side of the crown block are fixedly arranged on one side of the sleeve.
The lower end of the lower pipe body is hinged with a connecting plate, and the connecting plate is detachably and fixedly connected with the top of the lifting appliance.
The utility model has the beneficial effects that:
(1) According to the utility model, in the process of lifting and descending the lifting appliance by the wire rope winding and unwinding, the upper pipe body slides in the vertical direction in the sleeve pipe through the lower pipe body, so that the lifting appliance is prevented from swinging when the corresponding lifting appliance moves up and down, the stability of the lifting appliance in the lifting process of the girder body is improved, the lifting position precision of the girder body is ensured, and the potential safety hazard is reduced;
(2) In the lifting process of the lifting appliance, the first locking mechanism locks the sleeve and the upper end of the upper pipe body, at the moment, the lower pipe body slides into the upper pipe body along with the lifting of the lifting appliance, after the lower pipe body moves up to the position relative to the upper pipe body, the first locking mechanism releases the sleeve from the upper end of the upper pipe body, and meanwhile, the second locking mechanism locks the lower pipe body from the lower end of the upper pipe body, and the upper pipe body moves upwards in the sleeve along with the upward movement of the lifting appliance;
(3) In the lifting appliance descending process, the second locking mechanism keeps locking between the lower pipe body and the lower end of the upper pipe body, the upper pipe body moves downwards relative to the sleeve along with the lifting appliance descending, after the upper pipe body moves downwards relative to the sleeve in place, the second locking mechanism releases between the lower pipe body and the lower end of the upper pipe body, meanwhile, the first locking mechanism locks between the sleeve and the upper end of the upper pipe body, and the lower pipe body moves downwards in the upper pipe body along with the lifting appliance descending.
Drawings
FIG. 1 is a schematic diagram of an anti-sway beam lifter of the present utility model.
Fig. 2 is a schematic structural view of an anti-shake guide mechanism according to the present utility model.
Fig. 3 is a partial enlarged view at a in fig. 2.
Fig. 4 is a partial enlarged view at B in fig. 2.
FIG. 5 is a second schematic view of the anti-shake guide mechanism according to the present utility model.
Fig. 6 is a cross-sectional view at C-C in fig. 5.
Fig. 7 is a cross-sectional view at D-D in fig. 5.
Detailed Description
Various exemplary embodiments of the present utility model will now be described in detail with reference to the accompanying drawings. The description of the exemplary embodiments is merely illustrative, and is in no way intended to limit the utility model, its application, or uses. The present utility model may be embodied in many different forms and is not limited to the embodiments described herein. These embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the utility model to those skilled in the art. It should be noted that: the relative arrangement of parts and steps, the composition of materials, numerical expressions and numerical values set forth in these embodiments should be construed as exemplary only and not limiting unless otherwise specifically stated.
The terms "first," "second," and the like, as used herein do not denote any order, quantity, or importance, but rather are used to distinguish one element from another. The word "comprising" or "comprises" and the like means that elements preceding the word encompass the elements recited after the word, and not exclude the possibility of also encompassing other elements. "upper", "lower", "left", "right", etc. are used merely to indicate relative positional relationships, which may also be changed when the absolute position of the object to be described is changed.
As shown in fig. 1 to 4, the anti-swing beam lifter comprises a main beam 1, wherein supporting legs 2 are arranged at the bottoms of two ends of the main beam 1, a crown block 3 is arranged at the top of the main beam 1, a lifting appliance 4 is arranged below the crown block 3, the lifting appliance 4 is connected with the crown block 3 through a steel wire rope 5, and an anti-swing guide mechanism 6 is arranged between the tops of two ends of the lifting appliance 4 and the crown block 3; the anti-shake guide mechanism 6 is provided with a sleeve 61, an upper pipe body 62 is arranged in the sleeve 61 in a sliding manner, a lower pipe body 63 is arranged in the lower end of the upper pipe body 62 in a sliding manner, a mounting plate 64 which is detachably and fixedly connected with the side face of the crown block 3 is arranged on one side of the sleeve 61, the bottom end of the lower pipe body 63 is detachably and fixedly connected with the lifting appliance 4, a first locking mechanism for locking or releasing the lower end of the upper pipe body 62 is arranged at the top end of the sleeve 61, and a second locking mechanism for locking or releasing the lower end of the lower pipe body 63 and the lower end of the upper pipe body 62 is arranged at the lower end of the lower pipe body 63; in the embodiment, in the process of lifting and descending the lifting appliance 4 by the crown block 3 through the wire rope 5 which is retracted and released, the anti-shaking guide mechanism 6 limits the lifting appliance 4 to swing easily when the crown block 3 moves up and down corresponding to the lifting appliance through the sliding of the lower pipe body 63 in the upper pipe body 62 and the upper pipe body 62 in the sleeve 61 along the vertical direction, so that the stability of the lifting appliance in the lifting process of the girder body is improved, the position precision of the lifting of the girder body is ensured, and the potential safety hazard is reduced; in the lifting process of the lifting appliance 4, the first locking mechanism locks the sleeve 61 and the upper end of the upper pipe body 62, at the moment, the lower pipe body 63 slides into the upper pipe body 62 along with the lifting of the lifting appliance 4, after the lower pipe body 63 moves up to a position relative to the upper pipe body 62, the first locking mechanism releases the sleeve 61 and the upper end of the upper pipe body 62, and meanwhile, the second locking mechanism locks the lower pipe body 63 and the lower end of the upper pipe body 62, and along with the upward movement of the lifting appliance 4, the upper pipe body 62 moves upwards in the sleeve 61; during the lowering of the spreader 4, the second locking mechanism keeps the lower pipe body 63 locked with the lower end of the upper pipe body 62, the upper pipe body 62 moves downward relative to the sleeve 61 as the spreader 4 descends, and after the upper pipe body 62 moves downward relative to the sleeve 61 in place, the second locking mechanism releases the lower pipe body 63 from the lower end of the upper pipe body 62, while the first locking mechanism locks the upper end of the upper pipe body 62 with the sleeve 61, and the lower pipe body 63 moves downward inside the upper pipe body 62 as the spreader 4 descends.
In some embodiments, as shown in fig. 2 and 3, the upper end and the lower end of the upper tube body 62 are respectively and fixedly provided with an upper blocking edge 65 and a middle blocking edge 67, the first locking mechanism is provided with a first rotary hydraulic cylinder 611 fixedly arranged on the side surface of the sleeve 61, the first rotary hydraulic cylinder 611 drives the blocking disc 612 to perform 180-degree reciprocating rotation, the blocking disc 612 is assembled on the first rotary hydraulic cylinder 611, and a notch 613 matched with the upper blocking edge 65 is formed on the blocking disc 612; the first locking mechanism locks the upper ends of the sleeve 61 and the upper pipe body 62 in a state that the first rotary hydraulic cylinder 611 drives one side, away from the notch 613, of the baffle disc 612 to rotate above the upper baffle edge 65, and the upper baffle edge 65 is upwards moved to form a blocking; the first locking mechanism drives the first rotary hydraulic cylinder 611 to drive one side of the notch 613 on the baffle plate 612 to rotate above the upper baffle edge 65 in a release state between the sleeve 61 and the upper end of the upper pipe body 62, the notch 613 can not block the upper baffle edge 65, and the upper baffle edge 65 can move upwards through the notch 613.
In some embodiments, an upper travel switch 651 corresponding to the top end of the sleeve 61 is provided on the upper blocking edge 65, and when the upper blocking edge 65 descends to contact with the upper end of the sleeve 61, the upper travel switch 651 is triggered, and after the upper travel switch 651 is triggered, the second locking mechanism releases between the lower tube body 63 and the lower end of the upper tube body 62, and the first locking mechanism locks between the sleeve 61 and the upper end of the upper tube body 62.
In some embodiments, as shown in fig. 2 and 4, the lower end of the lower pipe body 63 is provided with a lower baffle edge 66, the second locking mechanism is provided with a second rotary hydraulic cylinder 661 fixedly arranged at the bottom of the lower baffle edge 66, a baffle 662 is arranged above the lower baffle edge 66, the second rotary hydraulic cylinder 661 drives the baffle 662 to reciprocate by 90 degrees, and a baffle slot 671 matched with the baffle 662 is formed on the middle baffle edge 67; the second locking mechanism is used for locking the lower pipe body 63 and the lower end of the upper pipe body 62, wherein the lower blocking edge 66 is in contact with the middle blocking edge 67, the blocking block 662 passes through the blocking groove 671 to the position above the middle blocking edge 67, and the second rotary hydraulic cylinder 661 drives the blocking block 662 to rotate by 90 degrees, so that the blocking block 662 forms a blocking block above the middle blocking edge 67; the second locking mechanism releases the lower tube 63 from the lower end of the upper tube 62 by the second rotary cylinder 661 to rotate the stopper 662 in the reverse direction by 90 ° and the stopper 662 can pass through the stopper 671.
In some embodiments, a lower travel switch 663 corresponding to the middle baffle edge 67 is provided on the lower baffle edge 66, when the lower baffle edge 66 contacts with the middle baffle edge 67, the lower travel switch 663 is just triggered, after the lower travel switch 663 is triggered, the second locking mechanism locks between the lower tube body 63 and the lower end of the upper tube body 62, and the first locking mechanism releases between the sleeve 61 and the upper end of the upper tube body 62.
In some embodiments, as shown in fig. 5 and 6, the upper end of the lower tube body 63 is fixedly provided with a sliding cylinder 631 matched with the inner side of the upper tube body 62, the upper end of the lower tube body 63 slides inside the upper tube body 62 by the sliding cylinder 631, the inner side of the lower end of the upper tube body 62 is fixedly provided with an inner blocking edge 621 corresponding to the sliding cylinder 631, and the inner blocking edge 621 prevents the sliding cylinder 631 from sliding off the upper tube body 62.
In some embodiments, as shown in fig. 5 and 7, a sliding groove 631 is formed on the outer side of the sliding barrel 631 in the vertical direction, a sliding bar 622 matched with the sliding groove 631 is fixedly arranged on the inner side of the upper tube body 62, and the sliding bar 622 and the sliding groove 631 slide in a matched manner to avoid relative rotation between the upper tube body 62 and the lower tube body 63.
In some embodiments, one side of the sleeve 61 is fixedly provided with two mounting plates 64 corresponding to the upper side and the lower side of the crown block 3 respectively, one end of each mounting plate 64 is welded and fixed on the side surface of the sleeve 61, and the two mounting plates 64 are assembled and fixed on the upper side and the lower side of the crown block body respectively through bolts.
In some embodiments, as shown in fig. 2, since the top of some of the spreaders 4 is inclined, in order to facilitate the mating connection between the lower pipe 63 and the inclined surface of the top of the different spreaders 4, the lower end of the lower pipe 63 is hinged with a connecting plate 68, the connecting plate 68 is detachably and fixedly connected to the top of the spreaders 4, and the connecting plate 68 is assembled on the top of the spreaders 4 by bolts.
Thus, various embodiments of the present utility model have been described in detail. In order to avoid obscuring the concepts of the utility model, some details known in the art have not been described. How to implement the solutions disclosed herein will be fully apparent to those skilled in the art from the above description.
The above examples only represent some embodiments of the utility model, which are described in more detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.
Claims (9)
1. The utility model provides an anti-swing beam lifting machine, includes the girder, and the both ends bottom of girder all is provided with the landing leg, and the top of girder is provided with the overhead traveling crane, and the below of overhead traveling crane is provided with the hoist, connects its characterized in that through wire rope between hoist and the overhead traveling crane: anti-shake guide mechanisms are arranged between the tops of the two ends of the lifting appliance and the crown block;
the anti-shake guiding mechanism is provided with a sleeve, an upper pipe body is arranged in the sleeve in a sliding manner, a lower pipe body is arranged in the lower end of the upper pipe body in a sliding manner, a mounting plate which is fixedly connected with the side face of the crown block can be detached is arranged on one side of the sleeve, the bottom end of the lower pipe body is fixedly connected with the lifting appliance in a detachable manner, a first locking mechanism which is used for locking or releasing the lower end of the upper pipe body with the upper end of the upper pipe body is arranged on the top end of the sleeve, and a second locking mechanism which is used for locking or releasing the lower end of the lower pipe body with the lower end of the upper pipe body is arranged on the lower end of the lower pipe body.
2. The anti-sway brace machine of claim 1, wherein: the upper end and the lower end of the upper pipe body are respectively and fixedly provided with an upper blocking edge and a middle blocking edge, the first locking mechanism is provided with a first rotary hydraulic cylinder fixedly arranged on the side face of the sleeve, a blocking disc is assembled on the first rotary hydraulic cylinder, and a notch matched with the upper blocking edge is formed in the blocking disc.
3. The anti-sway brace machine of claim 2, wherein: and a travel switch corresponding to the top end of the sleeve is arranged on the upper blocking edge.
4. The anti-sway brace machine of claim 2, wherein: the lower end of the lower pipe body is provided with a lower blocking edge, the second locking mechanism is provided with a second rotary hydraulic cylinder fixedly arranged at the bottom of the lower blocking edge, a stop block is arranged above the lower blocking edge, the second rotary hydraulic cylinder drives the stop block to reciprocally rotate, and a blocking groove matched with the stop block is formed in the middle blocking edge.
5. The anti-sway brace machine of claim 4, wherein: and a lower travel switch corresponding to the middle blocking edge is arranged on the lower blocking edge.
6. The anti-sway brace machine of claim 1, wherein: the upper end of the lower pipe body is fixedly provided with a sliding barrel matched with the inner side of the upper pipe body, and the inner side of the lower end of the upper pipe body is fixedly provided with an inner baffle edge corresponding to the sliding barrel.
7. The anti-sway brace machine of claim 6, wherein: the outside of the sliding cylinder is provided with a sliding groove along the vertical direction, and the inner side of the upper pipe body is fixedly provided with a sliding strip matched with the sliding groove.
8. The anti-sway brace machine of claim 1, wherein: two mounting plates corresponding to the upper side and the lower side of the crown block are fixedly arranged on one side of the sleeve.
9. The anti-sway brace machine of claim 1, wherein: the lower end of the lower pipe body is hinged with a connecting plate, and the connecting plate is detachably and fixedly connected with the top of the lifting appliance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323339033.2U CN220317149U (en) | 2023-12-08 | 2023-12-08 | Anti-swing beam lifting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323339033.2U CN220317149U (en) | 2023-12-08 | 2023-12-08 | Anti-swing beam lifting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220317149U true CN220317149U (en) | 2024-01-09 |
Family
ID=89421335
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323339033.2U Active CN220317149U (en) | 2023-12-08 | 2023-12-08 | Anti-swing beam lifting machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220317149U (en) |
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2023
- 2023-12-08 CN CN202323339033.2U patent/CN220317149U/en active Active
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