CN219469533U - Tower crane pre-buried landing leg elevating system - Google Patents
Tower crane pre-buried landing leg elevating system Download PDFInfo
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- CN219469533U CN219469533U CN202320917521.8U CN202320917521U CN219469533U CN 219469533 U CN219469533 U CN 219469533U CN 202320917521 U CN202320917521 U CN 202320917521U CN 219469533 U CN219469533 U CN 219469533U
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- landing leg
- jack
- tower crane
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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Abstract
The utility model discloses a lifting mechanism for pre-buried support legs of a tower crane, which relates to the technical field of pre-buried support legs of the tower crane and aims to solve the problem that the synchronous leveling of a plurality of pre-buried support legs is difficult to achieve due to the fact that the pre-buried support legs are located inside a foundation in the conventional lifting mechanism for the pre-buried support legs of the tower crane.
Description
Technical Field
The utility model relates to the technical field of tower crane embedded support legs, in particular to a tower crane embedded support leg lifting mechanism.
Background
In the pre-buried landing leg of traditional tower crane, like application number: 202220881607.5; the name is: provided is a tower crane embedded support leg adjusting device. The device comprises: the tower crane embedded support leg adjusting device comprises an adjusting base, wherein a spiral spring is fixedly arranged at the top of the adjusting base, a spring adjusting sleeve is sleeved on the outer wall of the spiral spring, a spiral blade is fixedly arranged on the inner wall of the spring adjusting sleeve, the spiral blade is screwed with the spiral spring, and a top cover is arranged at the top of the spring adjusting sleeve.
However, according to the tower crane embedded support leg adjusting device, although the applicability of the device is improved by arranging the replaceable top cover and the replaceable base to adapt to tower cranes of different types, the tower crane embedded support leg adjusting device needs to be leveled by adjusting the sleeve after being installed, but because the device is positioned in a foundation, the height of a plurality of embedded support legs is difficult to accurately adjust in a spiral blade screwing mode, and the working efficiency of the whole adjusting device is very easy to influence; therefore, the existing requirements are not met, and a lifting mechanism for pre-buried supporting legs of a tower crane is provided.
Disclosure of Invention
The utility model aims to provide a lifting mechanism for pre-buried support legs of a tower crane, which aims to solve the problem that the synchronous leveling of a plurality of pre-buried support legs is difficult to synchronously finish due to the fact that the pre-buried support legs are positioned in a foundation in the prior lifting mechanism for the pre-buried support legs of the tower crane.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the lifting mechanism comprises a jack main machine, wherein the front end of the jack main machine is provided with a jack adjusting component, the jack adjusting component and the jack main machine are arranged into a whole, the outer side of the jack main machine is provided with positioning strips, the two positioning strips are arranged, the positioning strips are connected with the jack main machine through bolts, the outer sides of the positioning strips are provided with positioning rings, the positioning rings and the positioning strips are in sliding connection, the positioning rings are provided with connecting frames, the connecting frames and the positioning rings are in sliding connection, the connecting frames are provided with leveling plates, the leveling plates and the connecting frames are arranged into a whole, the leveling plates are provided with leveling grooves, the leveling grooves are in a T shape, the depth of the leveling grooves is consistent with the thickness of the leveling plates, the height of the supporting leg main rod can be improved through the mutual matching of the jack main machine and the jack adjusting component, and meanwhile, the setting of the plurality of leveling grooves can also be used for enabling the whole embedded supporting leg lifting mechanism of the tower crane to conduct the height adjustment on the supporting leg main rod, the plates connected between the two leveling grooves can be directly observed to quickly identify the leveling state, so that the use safety of the embedded supporting leg lifting mechanism of the whole tower crane can be improved to a certain extent, the working efficiency of the embedded supporting leg lifting mechanism of the whole tower crane can be greatly improved, meanwhile, a plurality of connecting frames can slide on the positioning ring through rotating the supporting leg fixing plate, the positioning sleeve can rotate on the supporting rod of the jack main machine, the whole embedded supporting leg can be rotationally adjusted to adapt to the embedded supporting leg under different working conditions, and then can improve the convenience of use of the pre-buried landing leg elevating system of whole tower crane to a certain extent.
Further, the lower extreme of jack host computer is provided with the protection seat, the protection seat passes through bolted connection with the jack host computer, be provided with the protection ring on the inner wall of protection seat, the protection ring sets up to the ring, the protection ring passes through argon arc welding with the protection seat and is connected, can realize the protection to the jack host computer through the protection ring and the cooperation of protection seat each other.
Further, the upper end of jack host computer is provided with the spacer sleeve, the spacer sleeve sets up to rotate with the jack host computer and is connected, the upper end of spacer sleeve is provided with the landing leg fixed plate, the landing leg fixed plate sets up to rectangular plate, the landing leg fixed plate passes through bolted connection with the spacer sleeve, can assist the landing leg fixed plate to rotate through the spacer sleeve.
Further, be provided with the mounting hole on the landing leg fixed plate, the mounting hole is provided with a plurality of, the mounting hole sets up to the round hole form, the degree of depth of mounting hole sets up to unanimously with the thickness of landing leg fixed plate, can realize the fixed to pre-buried landing leg through the setting of mounting hole.
Further, the upper end of landing leg fixed plate is provided with the landing leg mobile jib, landing leg mobile jib and landing leg fixed plate set up as an organic wholely, the inboard of landing leg mobile jib is provided with the integrated slot, the integrated slot sets up to rectangular groove form, can realize the installation to basic festival through the setting of integrated slot.
Further, the outside of landing leg mobile jib is provided with the connecting sleeve, the connecting sleeve is provided with a plurality of, the connecting sleeve sets up to cylindric, the connecting sleeve passes through manual arc welding with the landing leg mobile jib and is connected, can assist the installation of basic festival through the setting of connecting sleeve.
Further, the lower extreme of connecting sleeve is provided with the gusset that consolidates, the gusset that consolidates sets up to right trapezoid platy, the gusset that consolidates is provided with a plurality ofly, gusset and landing leg mobile jib are connected through manual arc welding, can improve the compressive strength of pre-buried landing leg through the setting of gusset that consolidates.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, through the arrangement of the jack host, the jack adjusting assembly and the leveling grooves, when a user uses the embedded support leg lifting mechanism of the tower crane, the jack host and the jack adjusting assembly are mutually matched to lift the height of the support leg main rod, and meanwhile, through the arrangement of the leveling grooves, when the embedded support leg lifting mechanism of the whole tower crane is used for adjusting the height of the support leg main rod, the plate connected between the two leveling grooves can be directly observed to quickly identify the leveling state, so that the use safety of the embedded support leg lifting mechanism of the whole tower crane can be improved to a certain extent, and the working efficiency of the embedded support leg lifting mechanism of the whole tower crane can be greatly improved.
2. According to the utility model, through the arrangement of the connecting frames, the locating sleeves and the supporting leg fixing plates, when a user uses the embedded supporting leg lifting mechanism of the tower crane, the plurality of connecting frames can slide on the locating rings by rotating the supporting leg fixing plates, and the locating sleeves can rotate on the ejector rods of the jack main machine, so that the whole embedded supporting leg can be rotationally adjusted to adapt to the embedded supporting legs under different working conditions, and the use convenience of the embedded supporting leg lifting mechanism of the whole tower crane can be improved to a certain extent.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic diagram of the overall rear view structure of the present utility model;
FIG. 3 is a schematic view of a partial structure of the present utility model;
FIG. 4 is a schematic view of the structure at A of the present utility model;
in the figure: 1. a protective seat; 2. a guard ring; 3. a jack adjustment assembly; 4. a positioning strip; 5. a positioning ring; 6. a connecting frame; 7. leveling plates; 8. leveling grooves; 9. a leg fixing plate; 10. a mounting hole; 11. a main leg rod; 12. a combination groove; 13. a connecting sleeve; 14. reinforcing rib plates; 15. a positioning sleeve; 16. and (5) a jack host.
Detailed Description
Referring to fig. 1-4, an embodiment of the present utility model is provided: the lifting mechanism for the embedded support legs of the tower crane comprises a jack main machine 16, wherein the front end of the jack main machine 16 is provided with a jack adjusting component 3, the jack adjusting component 3 and the jack main machine 16 are integrally arranged, the outer side of the jack main machine 16 is provided with positioning strips 4, two positioning strips 4 are arranged, the positioning strips 4 are connected with the jack main machine 16 through bolts, the outer side of the positioning strips 4 is provided with a positioning ring 5, the positioning ring 5 and the positioning strips 4 are in sliding connection, the positioning ring 5 is provided with a connecting frame 6, the connecting frame 6 and the positioning ring 5 are in sliding connection, the connecting frame 6 is provided with a leveling plate 7, the leveling plate 7 and the connecting frame 6 are integrally arranged, the leveling plate 7 is provided with leveling grooves 8, the leveling grooves 8 are in a T shape, the depth of the leveling grooves 8 is consistent with the thickness of the leveling plates 7, the height of the supporting leg main rod 11 can be improved through the mutual matching of the jack main machine 16 and the jack adjusting component 3, meanwhile, when the height of the supporting leg main rod 11 is adjusted by the whole tower crane embedded supporting leg lifting mechanism through the arrangement of the plurality of leveling grooves 8, the plates connected between the two leveling grooves 8 can be directly observed to quickly identify the leveling state, so that the use safety of the whole tower crane embedded supporting leg lifting mechanism can be improved to a certain extent, the working efficiency of the whole tower crane embedded supporting leg lifting mechanism can be greatly improved, a plurality of connecting frames 6 can slide on the positioning ring 5 through rotating the supporting leg fixing plate 9, the positioning sleeve 15 can rotate on the supporting rod of the jack main machine 16, thereby make whole pre-buried landing leg can be rotated and adjusted to the landing leg under the different operating modes is pre-buried, and then can improve the convenience of use of the pre-buried landing leg elevating system of whole tower crane to a certain extent, the lower extreme of connecting sleeve 13 is provided with gusset 14, gusset 14 sets up to right trapezoid platy, gusset 14 is provided with a plurality of, gusset 14 passes through manual arc welding with landing leg mobile jib 11 and is connected, can improve the compressive strength of pre-buried landing leg through gusset 14's setting.
The protection device comprises a protection seat 1, a protection ring 2, a protection hole 10, a mounting hole 10 and a mounting hole 10, wherein the protection seat 1 is arranged at the lower end of a jack host 16, the protection seat 1 is connected with the jack host 16 through bolts, the protection ring 2 is connected with the protection seat 1 through argon arc welding, the protection of the jack host 16 can be realized through the mutual cooperation of the protection ring 2 and the protection seat 1, the upper end of the jack host 16 is provided with a positioning sleeve 15, the positioning sleeve 15 is connected with the jack host 16 in a rotating manner, the upper end of the positioning sleeve 15 is provided with a supporting leg fixing plate 9, the supporting leg fixing plate 9 is arranged into a rectangular plate shape, the supporting leg fixing plate 9 is connected with the positioning sleeve 15 through bolts, the supporting leg fixing plate 9 can be assisted to rotate through the positioning sleeve 15, the mounting hole 10 is provided with a plurality of mounting holes 10, the depth of the mounting hole 10 is identical to the thickness of the supporting leg fixing plate 9, and the fixing of the supporting leg can be realized through the setting of the mounting hole 10.
In addition, the upper end of landing leg fixed plate 9 is provided with landing leg mobile jib 11, landing leg mobile jib 11 and landing leg fixed plate 9 set up as an organic wholely, the inboard of landing leg mobile jib 11 is provided with integrated slot 12, integrated slot 12 sets up to rectangular slot form, can realize the installation to basic festival through the setting of integrated slot 12, the outside of landing leg mobile jib 11 is provided with connecting sleeve 13, connecting sleeve 13 is provided with a plurality of, connecting sleeve 13 sets up to cylindric, connecting sleeve 13 passes through manual arc welding with landing leg mobile jib 11 and is connected, can assist the installation of basic festival through the setting of connecting sleeve 13.
Working principle: during the use, install whole pre-buried landing leg through mounting hole 10 on the landing leg fixed plate 9 to adjust jack host computer 16 through jack adjusting part 3 and make whole pre-buried landing leg can be leveled, in order to realize the use to this elevating system, and the user is at the in-process that uses this upgrading mechanism, can be through jack host computer 16 and jack adjusting part 3 mutually supporting, promote the height of landing leg mobile jib 11, also can make whole tower crane pre-buried landing leg elevating system carry out the altitude mixture control to landing leg mobile jib 11 simultaneously through the setting of a plurality of leveling grooves 8, can directly observe the panel of connection between two leveling grooves 8 and come quick adjustment state and discern, thereby can improve the safety in utilization of whole tower crane pre-buried landing leg elevating system to a certain extent, and then can increase substantially whole tower crane pre-buried landing leg elevating system's work efficiency, also can make a plurality of link frames 6 slide on locating ring 5 through rotating landing leg fixed plate 9 simultaneously, and make locating sleeve 15 rotate on jack host computer 16, thereby can make whole tower crane pre-buried landing leg elevating system to rotate down and can be adjusted by the same degree and can be adjusted by the pre-buried landing leg elevating system down.
Claims (7)
1. The utility model provides a pre-buried landing leg elevating system of tower crane, includes jack host computer (16), its characterized in that: the front end of the jack host (16) is provided with a jack adjusting component (3), the jack adjusting component (3) and the jack host (16) are arranged into a whole, the outer side of the jack host (16) is provided with two positioning strips (4), the positioning strips (4) are connected with the jack host (16) through bolts, the outer side of the positioning strips (4) is provided with a positioning ring (5), the positioning ring (5) is in sliding connection with the positioning strips (4), be provided with link (6) on locating ring (5), link (6) set up to sliding connection with locating ring (5), be provided with leveling board (7) on link (6), leveling board (7) set up as an organic wholely with link (6), be provided with leveling groove (8) on leveling board (7), leveling groove (8) set up to "T" form, the degree of depth of leveling groove (8) is set up to unanimously with the thickness of leveling board (7).
2. The tower crane pre-buried support leg lifting mechanism according to claim 1, wherein: the protection device is characterized in that a protection seat (1) is arranged at the lower end of the jack host (16), the protection seat (1) is connected with the jack host (16) through bolts, a protection ring (2) is arranged on the inner wall of the protection seat (1), the protection ring (2) is arranged into a ring shape, and the protection ring (2) is connected with the protection seat (1) through argon arc welding.
3. The tower crane pre-buried support leg lifting mechanism according to claim 1, wherein: the upper end of jack host computer (16) is provided with spacer sleeve (15), spacer sleeve (15) are set up to rotate with jack host computer (16) and are connected, the upper end of spacer sleeve (15) is provided with landing leg fixed plate (9), landing leg fixed plate (9) set up to rectangular plate, landing leg fixed plate (9) pass through bolted connection with spacer sleeve (15).
4. A tower crane pre-buried landing leg elevating system according to claim 3, wherein: the landing leg fixed plate (9) is provided with mounting holes (10), the mounting holes (10) are formed in a plurality of mode, the mounting holes (10) are arranged to be round holes, and the depth of the mounting holes (10) is consistent with the thickness of the landing leg fixed plate (9).
5. A tower crane pre-buried landing leg elevating system according to claim 3, wherein: the upper end of landing leg fixed plate (9) is provided with landing leg mobile jib (11), landing leg mobile jib (11) are set up as an organic wholely with landing leg fixed plate (9), the inboard of landing leg mobile jib (11) is provided with combination groove (12), combination groove (12) set up to rectangular channel form.
6. The lifting mechanism for pre-buried support legs of a tower crane according to claim 5, wherein: the outer side of the support leg main rod (11) is provided with a plurality of connecting sleeves (13), the connecting sleeves (13) are cylindrical, and the connecting sleeves (13) are connected with the support leg main rod (11) through manual arc welding.
7. The lifting mechanism for pre-buried support legs of a tower crane according to claim 6, wherein: the lower extreme of connecting sleeve (13) is provided with gusset (14), gusset (14) are set up to right trapezoid platy, gusset (14) are provided with a plurality of, gusset (14) are connected through manual arc welding with landing leg mobile jib (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320917521.8U CN219469533U (en) | 2023-04-21 | 2023-04-21 | Tower crane pre-buried landing leg elevating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320917521.8U CN219469533U (en) | 2023-04-21 | 2023-04-21 | Tower crane pre-buried landing leg elevating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219469533U true CN219469533U (en) | 2023-08-04 |
Family
ID=87460091
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320917521.8U Active CN219469533U (en) | 2023-04-21 | 2023-04-21 | Tower crane pre-buried landing leg elevating system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219469533U (en) |
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2023
- 2023-04-21 CN CN202320917521.8U patent/CN219469533U/en active Active
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