CN216711442U

CN216711442U - Multi-adaptive tower crane supporting leg

Info

Publication number: CN216711442U
Application number: CN202122888291.0U
Authority: CN
Inventors: 杨小飞; 李秀
Original assignee: Jiangyin Haode Construction Machinery Co ltd
Current assignee: Jiangyin Haode Construction Machinery Co ltd
Priority date: 2021-11-24
Filing date: 2021-11-24
Publication date: 2022-06-10
Anticipated expiration: 2031-11-24

Abstract

The utility model discloses a multi-adaptive tower crane supporting leg which comprises a machine body, wherein a support mechanism is arranged at the bottom of the machine body and comprises a channel steel base, a storage rack is arranged in the middle of the channel steel base, and a balance assembly is arranged at the end part of the channel steel base, so that the balance of the machine body base can be checked through a prying bar after the machine body is installed, if the prying bar can move, the supporting leg is uniformly stressed, the machine body keeps balance, if the prying bar cannot move, the supporting leg corresponding to the prying bar is pressed too heavy, and a proper amount of balancing weight above the supporting leg can be unloaded, so that the weight born by the supporting leg is reduced, and the machine body is helped to keep balance.

Description

Multi-adaptive tower crane supporting leg

Technical Field

The utility model relates to the technical field of tower cranes, in particular to a multi-adaptive tower crane supporting leg.

Background

The existing tower crane supporting legs are mostly installed on a building site which is not poured yet, the soil quality on the building site is soft and uneven, the balance of the supporting legs can be influenced, the weight of the tower crane is large, the assembling process is complex, inevitable installation errors exist, and the balance of the supporting legs can be influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a multi-adaptive tower crane supporting leg to solve the problems in the background technology.

In order to solve the technical problems, the utility model provides the following technical scheme: a multi-adaptive tower crane supporting leg comprises a tower crane body, wherein a support mechanism is arranged at the bottom of the tower crane body, the support mechanism comprises a channel steel base, a storage rack is installed in the middle of the channel steel base, a balance assembly is arranged at the end part of the channel steel base and comprises a supporting leg, a rivet is arranged in the middle of the supporting leg, one end of the rivet is in threaded connection with the supporting leg, an embedding block is arranged at one end, close to the supporting leg, of the rivet, an end cap is arranged above the embedding block, a jack is formed in one end, far away from the supporting leg, of the rivet, a pry bar is embedded and installed inside the jack, when the tower crane body is installed, the supporting leg is attached to the ground, the supporting leg is fixed with the channel steel base through the rivet, the common tower crane body is installed in a building site which is not poured yet, so that the ground is relatively soft, and balancing weights are averagely placed on the surfaces of the channel steel base and the storage rack, the channel steel base and the supporting legs are pressed down by gravity, so that the supporting legs are more stably attached to the ground, after the machine body is installed, the whole weight is fed back to the ground by the supporting legs, when the supporting legs are stressed normally, the prying bars can move back and forth in the insertion holes without limitation, if the supporting frame mechanism inclines, the supporting legs representing one end are stressed too much to keep balance of the machine body, the supporting legs with the stressed too much will drive the rivets to sink, after the rivets sink, the inner plugs can be jacked upwards by the embedded blocks, the plugs can jack the prying bars upwards, so that the prying bars cannot move in the insertion holes, therefore, after the machine body is installed, the balance of the machine body base can be checked by the prying bars, if the prying bars can move, the supporting legs representing uniform stress are stressed, the machine body keeps balance, if the prying bars cannot move, the supporting legs corresponding to the prying bars are stressed too much, and the balancing weights corresponding to the upper parts of the supporting legs can be unloaded appropriately, so as to reduce the weight born by the supporting feet and help the body keep balance.

According to the technical scheme, the middle of the channel steel base is installed on the steel frame, the external fixed connection of the steel frame is provided with the fitting piece, the oblique channel steel is fixedly connected between the fitting piece and the channel steel base, the upper portion of the supporting foot is provided with the fixed buckle, the fixed buckle is fixedly connected with the end portion of the channel steel base, and the fixed buckle is in threaded connection with the rivet.

According to the technical scheme, the sliding groove is formed in the rivet, the opening of the sliding groove is located at one end, close to the embedding block, of the rivet, one end, far away from the embedding block, of the sliding groove is connected with the insertion hole, the floating rod is fixedly mounted at one end, close to the rivet, of the embedding block, and the floating rod is embedded inside the sliding groove.

According to the technical scheme, the end, far away from the embedded block, of the floating rod is provided with the push rod, the spring is sleeved outside the push rod, and the end, far away from the floating rod, of the push rod is fixedly connected with the plug.

According to the technical scheme, the push rod, the plug and the spring are all installed inside the sliding groove.

According to the technical scheme, one end of the spring is fixedly connected with the plug, and the other end of the spring is fixedly connected with the inner wall of the sliding groove.

Compared with the prior art, the utility model has the following beneficial effects: according to the utility model, the balance component is arranged, so that the balance of the base of the machine body can be checked through the prying bar after the machine body is installed, if the prying bar can move, the stress of the supporting foot is uniform, the machine body is kept balanced, if the prying bar cannot move, the supporting foot corresponding to the prying bar is pressed too heavy, and the corresponding balancing weight above the supporting foot can be unloaded in a proper amount, so that the weight born by the supporting foot is reduced, and the balance of the machine body is kept.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

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

FIG. 2 is a schematic structural view of the support mechanism of the present invention;

FIG. 3 is a schematic view of the internal structure of the balancing assembly of the present invention;

FIG. 4 is a side view of the balance assembly of the present invention;

in the figure: 1. a body; 2. a steel frame; 3. a support mechanism; 4. a channel steel base; 5. a rack; 6. oblique channel steel; 7. a mating member; 9. a balancing component; 10. a fixing buckle; 11. a brace; 12. riveting; 13. a jack; 14. a plug; 15. a chute; 16. a push rod; 17. a spring; 18. a floating rod; 19. embedding a block; (ii) a 21. A thread groove; 22. a warped rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides the following technical solutions: the utility model provides a many adaptations type tower crane landing leg, including organism 1, the bottom of organism 1 is provided with gimbal mechanism 3, gimbal mechanism 3 includes channel-section steel base 4, supporter 5 is installed to the centre of channel-section steel base 4, the tip of channel-section steel base 4 is provided with balanced subassembly 9, balanced subassembly 9 includes spike 11, the middle part of spike 11 is provided with rivet 12, the one end and the 11 threaded connection of spike of rivet 12, the one end that rivet 12 is close to spike 11 is provided with embedded piece 19, embedded piece 19's top is provided with end cap 14, jack 13 has been seted up to rivet 12's the one end of keeping away from spike 11, pry bar 22 is installed in the inside embedding of jack 13.

A steel frame 2 is installed in the middle of a channel steel base 4, a fitting piece 7 is fixedly connected to the outside of the steel frame 2, an inclined channel steel 6 is fixedly connected between the fitting piece 7 and the channel steel base 4, a fixing buckle 10 is arranged above a supporting foot 11, the fixing buckle 10 is fixedly connected with the end part of the channel steel base 4, the fixing buckle 10 is in threaded connection with a rivet 12, a sliding groove 15 is formed in the rivet 12, an opening of the sliding groove 15 is located at one end, close to an embedded block 19, of the rivet 12, one end, far away from the embedded block 19, of the sliding groove 15 is connected with an insertion hole 13, a floating rod 18 is fixedly installed at one end, close to the rivet 12, of the embedded block 19, the floating rod 18 is embedded in the sliding groove 15, a push rod 16 is installed at one end, far away from the embedded block 19, of the floating rod 18, a spring 17 is sleeved outside the push rod 16, one end, far away from the floating rod 18 is fixedly connected with a plug 14, the push rod 16, the plug 14 and the spring 17 are all installed inside the sliding groove 15, one end of the spring 17 is fixedly connected with the plug 14, and the other end of the spring 17 is fixedly connected with the inner wall of the sliding groove 15.

The working principle is as follows: when the tower crane body 1 is installed, the supporting feet 11 are attached to the ground, the supporting feet 11 are fixed with the channel steel base 4 through the rivets 12, the general tower crane body 1 is installed on a building site which is not poured yet, so the ground is soft, balancing weights are averagely placed on the surfaces of the channel steel base 4 and the storage rack 5 for stabilizing the tower crane body 1, the channel steel base 4 and the supporting feet 11 are pressed down through gravity, so that the supporting feet 11 are attached to the ground more stably, after the tower crane body 1 is installed, the whole weight is fed back to the ground through the supporting feet 11, when the supporting feet 11 are stressed normally, the prying rod 22 can move back and forth in the insertion hole 13 without limitation, if the support mechanism 3 inclines, the supporting feet 11 at one end are stressed too heavily to cause the tower crane body 1 to be unable to keep balance, the supporting feet 11 stressed too heavily drive the rivets 12 to sink, after the rivets 12 sink, the inner plugs 14 are jacked upwards by the embedding blocks 19, plug 14 upwards can withstand pinch bar 22 for pinch bar 22 can't be at jack 13 internalization, just so can be after organism 1 installation is accomplished, the equilibrium of organism 1 base is examined through pinch bar 22, if pinch bar 22 is all movable, then it is even to represent that spike 11 atress, organism 1 keeps balance, if there is pinch bar 22 unable activity, then it is overweight to represent that this spike 11 that this pinch bar 22 corresponds is compressed, can unload the balancing weight that this spike 11 top corresponds in proper amount, with the weight that alleviates spike 11 and bear, help organism 1 keeps balance.

The steel frame 2 and the matching piece 7 are fixed through bolts and nuts, the matching piece 7 and the channel steel base 4 are supported through an inclined channel steel 6, a supporting foot 11 and a fixing buckle 10 are connected in series through a rivet 12, the fixing buckle 10 is fixed through the bolts and the nuts and the corners of the channel steel base 4, after the support mechanism 3 inclines, the balance assembly 9 starts to work, the embedded block 19 is embedded into the ground, when the support mechanism 3 inclines, the supporting foot 11 on one side must sink, at the moment, the rivet 12 sinks along with the supporting foot 11, because the embedded block 19 is not fixed with the rivet 12, when the rivet 12 sinks, the embedding depth of the embedded block 19 cannot be changed, the embedded block 19 is fixed, the rivet 12 sinks, the sliding chute 15 integrally moves down on the floating rod 18, the length of the floating rod 18 embedded into the sliding chute 15 is increased, therefore, the floating rod 18 can push the push rod 16, and the push rod 16 rises towards the direction of the prying rod 22, the spring 17 contracts in length and the plug 14 is pushed upwardly by the push rod 16 against the pry bar 22.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a many adaptations type tower crane landing leg, includes organism (1), its characterized in that: the bottom of organism (1) is provided with gimbal mechanism (3), gimbal mechanism (3) include channel-section steel base (4), supporter (5) are installed to the centre of channel-section steel base (4), the tip of channel-section steel base (4) is provided with balanced subassembly (9), balanced subassembly (9) are including spike (11), the middle part of spike (11) is provided with rivet (12), the one end and spike (11) threaded connection of rivet (12), the one end that rivet (12) is close to spike (11) is provided with and inlays piece (19), the top of inlaying piece (19) is provided with end cap (14), jack (13) have been seted up to the one end of keeping away from spike (11) of rivet (12), pinch bar (22) are installed in the inside embedding of jack (13).

2. The multi-adaptive tower crane leg according to claim 1, wherein: the steel frame is installed at the middle part of channel-section steel base (4), the outside fixedly connected with fitting piece (7) of steel frame (2), fixedly connected with oblique channel-section steel (6) between fitting piece (7) and channel-section steel base (4), the top of kickstand (11) is provided with fixed knot (10), the fixed tip fixed connection who detains (10) and channel-section steel base (4), fixed knot (10) and rivet (12) threaded connection.

3. The multi-adaptive tower crane leg according to claim 1, wherein: spout (15) have been seted up to the inside of rivet (12), the opening part of spout (15) is located rivet (12) and is close to the one end of embedding piece (19), the one end that embedding piece (19) were kept away from in spout (15) is connected with jack (13), the one end fixed mounting that embedding piece (19) are close to rivet (12) has a floating rod (18), floating rod (18) inlay and locate inside spout (15).

4. The multi-adaptive tower crane leg according to claim 3, wherein: push rod (16) are installed to the one end that embedding piece (19) was kept away from in floating lever (18), the outside cover of push rod (16) is equipped with spring (17), the one end and end cap (14) fixed connection of floating lever (18) are kept away from in push rod (16).

5. The multi-adaptive tower crane leg according to claim 4, wherein: the push rod (16), the plug (14) and the spring (17) are all arranged inside the sliding groove (15).

6. The multi-adaptive tower crane leg according to claim 5, wherein: one end of the spring (17) is fixedly connected with the plug (14), and the other end of the spring (17) is fixedly connected with the inner wall of the sliding groove (15).