CN215558530U

CN215558530U - Tower crane landing leg fixing device

Info

Publication number: CN215558530U
Application number: CN202121363026.4U
Authority: CN
Inventors: 张启方
Original assignee: Jiangyin Tingyang Machinery Co ltd
Current assignee: Jiangyin Tingyang Machinery Co ltd
Priority date: 2021-06-18
Filing date: 2021-06-18
Publication date: 2022-01-18
Anticipated expiration: 2031-06-18

Abstract

The utility model provides a tower crane supporting leg fixing device. The tower crane support leg fixing device comprises a mounting plate, a pre-buried structure, a fixing structure and a damping structure, wherein four limiting columns are fixedly mounted at the bottom of the mounting plate and are all inserted in the pre-buried structure, the four pre-buried structures comprise pre-buried cylinders, connecting blocks and reinforcing rings, the limiting columns in sliding connection are inserted in the pre-buried cylinders, the outer side walls of the pre-buried cylinders are fixedly provided with the connecting blocks, and the other ends of the connecting blocks are fixedly provided with the reinforcing rings; the fixing structure is arranged on the mounting plate and used for fixing the tower crane supporting leg on the mounting plate; four groups shock-absorbing structure installs on the mounting panel for avoid the tower crane landing leg to rock the too big and lead to the condition emergence that the tower crane emptys. The tower crane supporting leg fixing device provided by the utility model has the advantages of convenience in disassembly and reusability.

Description

Tower crane landing leg fixing device

Technical Field

The utility model belongs to the technical field of tower crane balancing stands, and particularly relates to a tower crane supporting leg fixing device.

Background

The tower crane is important hoisting machinery in the engineering construction process, wherein the fixing of the fixed supporting legs of the tower crane is the most important thing, and the safety of the tower crane is influenced by the fixing strength of the supporting legs. The tower crane is a common hoisting device in the construction of building engineering. In order to ensure the operation safety of the tower crane, the tower crane must be fixed by a reliable foundation, so that the foundation of the tower crane must have sufficient compressive strength, tensile strength, anti-overturning capacity and the like.

The existing tower crane supporting leg fixing device is difficult to detach from the ground after construction is finished, manpower and material resources are wasted, and the detached tower crane supporting leg fixing device cannot be reused to a great extent, so that resource waste is caused.

Therefore, in order to solve the above technical problems, it is necessary to provide a tower crane leg fixing device.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a tower crane supporting leg fixing device to solve the problems that the device in the prior art is difficult to dismantle and cannot be reused.

The tower crane supporting leg fixing device provided by the utility model comprises: the damping device comprises a mounting plate, a pre-buried structure, a fixing structure and a damping structure, wherein four limiting columns are fixedly mounted at the bottom of the mounting plate and are inserted into the pre-buried structure; the fixing structure is arranged on the mounting plate and used for fixing the tower crane supporting leg on the mounting plate; four groups shock-absorbing structure installs on the mounting panel for avoid the tower crane landing leg to rock the too big and lead to the condition emergence that the tower crane emptys.

Preferably, four groups of embedded structure comprises an embedded cylinder, connecting blocks and a reinforcing ring, sliding connection's spacing post is inserted in the embedded cylinder, and fixed mounting has a plurality of connecting block, a plurality of on the lateral wall of embedded cylinder the equal fixed mounting of the other end of connecting block has the reinforcing ring.

Preferably, the fixing structure comprises a fixing plate, a bolt, U-shaped rods, through holes, an auxiliary plate and a locking screw, wherein one end of the fixing plate is fixedly installed on the installation plate through the bolt, the other end of the fixing plate penetrates through the installation plate and upwards extends out of the installation plate, two ends of the four U-shaped rods are inserted into the through holes formed in the fixing plate and are in sliding connection with the through holes, two ends of the four U-shaped rods penetrate through the through holes and are inserted into the auxiliary plate, the locking screw is inserted into the auxiliary plate and is in threaded connection with the auxiliary plate, and the insertion ends of the locking screw are inserted into the U-shaped rods and are in threaded connection with the U-shaped rods.

Preferably, fixed knot constructs still includes threaded rod and hand crank, the one end fixed mounting of threaded rod has the hand crank, and the other end of threaded rod passes the accessory plate and rotates with the fixed plate to be connected.

Preferably, shock-absorbing structure includes bracing piece, a support section of thick bamboo and pressure spring, the one end of bracing piece is installed on the fixed plate and is rotated with the fixed plate and be connected, and the other end of bracing piece insert establish in the support section of thick bamboo and pass through pressure spring elastic connection with the interior diapire of a support section of thick bamboo, the other end of a support section of thick bamboo is installed on the mounting panel and is rotated with the mounting panel and be connected.

Preferably, the inner diameter of the reinforcing ring is the same as the outer diameter of the reinforcing steel bar, and the reinforcing ring is vertically arranged.

Preferably, the locking screw is perpendicularly crossed with the U-shaped rod, and the locking screw is in threaded connection with the U-shaped rod.

Compared with the prior art, the tower crane supporting leg fixing device provided by the utility model has the following beneficial effects:

1. the limiting column is inserted into the embedded cylinder, and after the engineering is finished, the device except the embedded structure can be reused only by pulling out the limiting column, and the device is simple to disassemble, cannot be damaged, and saves resources.

2. The damping structure arranged in the tower crane can prevent the tower crane from shaking to a large extent under the action of external force, so that the safety of workers is damaged, and the falling of the supporting legs of the tower crane under the action of the external force is also avoided.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present application, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a schematic diagram of a preferred structure according to an embodiment of the present application;

fig. 2 is a schematic top view of the structure shown in fig. 1.

Detailed Description

The present invention will be described in detail below with reference to embodiments shown in the drawings. The embodiments are not intended to limit the present invention, and structural, methodological, or functional changes made by those skilled in the art according to the embodiments are included in the scope of the present invention.

Referring to fig. 1 to fig. 2, a tower crane support leg fixing device includes: the damping structure comprises a mounting plate 1, an embedded structure 3, a fixing structure 4 and a damping structure 5, wherein four limiting columns 2 are fixedly mounted at the bottom of the mounting plate 1, the four limiting columns 2 are all inserted into the embedded structure 3, the four groups of embedded structures 3 comprise embedded cylinders 31, connecting blocks 32 and reinforcing rings 33, the limiting columns 2 in sliding connection are inserted into the embedded cylinders 31, the outer side walls of the embedded cylinders 31 are fixedly provided with a plurality of connecting blocks 32, and the other ends of the connecting blocks 32 are all fixedly provided with the reinforcing rings 33; fixed knot constructs 4 and installs on mounting panel 1 for fix the tower crane landing leg on mounting panel 1.

Wherein, the internal diameter of the reinforcement ring 33 is the same as the external diameter of the reinforcing steel bar, and the reinforcement ring 33 is vertically arranged.

It should be noted that: digging a pit at the place of placing the tower crane, putting a pre-buried section of thick bamboo 31 into the pit, and prick the wire net in the pit, make some steel wires in the wire net pass the beaded finish 33, improved a pre-buried section of thick bamboo 31 stability, pour concrete in the pit again, after the concrete is dry, inject spacing post 2 into a pre-buried section of thick bamboo 31, use fixed knot to construct and fix the tower crane landing leg on mounting panel 1.

Referring to fig. 1 and 2, the fixing structure 4 includes a fixing plate 41, a bolt 42, U-shaped rods 43, a through hole 44, an auxiliary plate 45 and a locking screw 46, one end of the fixing plate 41 is fixedly mounted on the mounting plate 1 through the bolt 42, the other end of the fixing plate 41 penetrates through the mounting plate 1 and extends upward out of the mounting plate 1, two ends of the four U-shaped rods 43 are inserted into the through hole 44 formed in the fixing plate 41 and slidably connected with the through hole 44, two ends of the four U-shaped rods 43 are inserted into the auxiliary plate 45 through the through hole 44, the locking screw 46 is inserted into the auxiliary plate 45 and threadedly connected with the U-shaped rods 43, and the insertion ends of the locking screw 46 are inserted into the U-shaped rods 43 and threadedly connected with the U-shaped rods 43.

The fixing structure 4 further comprises a threaded rod 47 and a hand crank 48, wherein the hand crank 48 is fixedly mounted at one end of the threaded rod 47, and the other end of the threaded rod 47 penetrates through the auxiliary plate 45 and is rotatably connected with the fixing plate 41. The locking screw 46 is disposed perpendicularly across the U-shaped bar 43, and the locking screw 46 is threadedly coupled to the U-shaped bar 43. The locking screw 46 is ensured to fix the U-shaped bar 43 to the auxiliary plate 45.

It should be noted that: when the tower crane supporting leg is fixed, the tower crane supporting leg is inserted between the fixing plate 41 and the U-shaped rod 43, the hand crank 48 is shaken, the threaded rod 47 is rotated, the auxiliary plate 45 is driven to move and is far away from the fixing plate 41, the U-shaped rod 43 is enabled to be close to the fixing plate, and the tower crane supporting leg is clamped tightly.

Referring to fig. 1 and 2, four sets of damping structures 5 are installed on the mounting plate 1, and are used for avoiding the condition that the tower crane topples over due to the fact that the tower crane supporting legs shake to an excessive degree, and the damping structures 5 include a supporting rod 51, a supporting cylinder 52 and a pressure spring 53, one end of the supporting rod 51 is installed on the fixing plate 41 and is rotatably connected with the fixing plate 41, the other end of the supporting rod 51 is inserted into the supporting cylinder 52 and is elastically connected with the inner bottom wall of the supporting cylinder 52 through the pressure spring 53, and the other end of the supporting cylinder 52 is installed on the mounting plate 1 and is rotatably connected with the mounting plate 1.

It should be noted that: when the tower crane slides, the force on the tower crane supporting legs is transferred to the fixing plate, so that the supporting rods 51 compress the pressure springs 53, the pressure springs 53 are made to generate a reaction force to resist deformation, the amplitude of the tower crane supporting legs in shaking is reduced or eliminated, and the condition that the tower crane supporting legs are toppled over is avoided.

The installation process of the tower crane supporting leg fixing device provided by the utility model is as follows:

dig a hole in the place of placing the tower crane, put into the hole with a pre-buried section of thick bamboo 31, and prick the wire net in the hole, make some steel wires in the wire net pass beaded finish 33, pre-buried section of thick bamboo 31 stability has been improved, pour the concrete in the hole again, after the concrete is done, inject spacing post 2 in pre-buried section of thick bamboo 31, inject the tower crane landing leg between fixed plate 41 and U-shaped stick 43, wave crank 48, make threaded rod 47 rotate, drive accessory plate 45 and remove and keep away from fixed plate 41, make U-shaped stick 43 be close to the fixed plate, press from both sides the tower crane landing leg tightly.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A tower crane landing leg fixing device which characterized in that includes:

the mounting structure comprises a mounting plate (1), wherein four limiting columns (2) are fixedly mounted at the bottom of the mounting plate (1), and the four limiting columns (2) are inserted into an embedded structure (3);

the fixing structure (4) is arranged on the mounting plate (1) and used for fixing the tower crane supporting leg on the mounting plate (1);

shock-absorbing structure (5), four groups shock-absorbing structure (5) are installed on mounting panel (1) for avoid the tower crane landing leg to rock the too big and lead to the condition emergence that the tower crane emptys.

2. The tower crane landing leg fixing device of claim 1, wherein the four groups of embedded structures (3) are composed of an embedded cylinder (31), connecting blocks (32) and reinforcing rings (33), the embedded cylinder (31) is inserted with a limit column (2) connected in a sliding manner, the outer side wall of the embedded cylinder (31) is fixedly provided with a plurality of connecting blocks (32), and the other ends of the connecting blocks (32) are fixedly provided with the reinforcing rings (33).

3. The tower crane leg fixing device according to claim 1, wherein the fixing structure (4) comprises a fixing plate (41), a bolt (42), a U-shaped bar (43), a through hole (44), an auxiliary plate (45) and a locking screw (46), one end of the fixing plate (41) is fixedly arranged on the mounting plate (1) through a bolt (42), the other end of the fixing plate (41) penetrates through the mounting plate (1) and extends upwards out of the mounting plate (1), two ends of the four U-shaped rods (43) are inserted into through holes (44) formed in the fixing plate (41) and are in sliding connection with the through holes (44), and two ends of the four U-shaped rods (43) pass through the through holes (44) and are inserted into the auxiliary plate (45), the locking screw (46) is inserted into the auxiliary plate (45) and is in threaded connection with the auxiliary plate (45), and the inserting end of the locking screw (46) is inserted into the U-shaped rod (43) and is in threaded connection with the U-shaped rod (43).

4. The tower crane supporting leg fixing device according to claim 1, wherein the fixing structure (4) further comprises a threaded rod (47) and a hand crank (48), the hand crank (48) is fixedly mounted at one end of the threaded rod (47), and the other end of the threaded rod (47) penetrates through the auxiliary plate (45) and is rotatably connected with the fixing plate (41).

5. The tower crane landing leg fixing device of claim 1, wherein the shock-absorbing structure (5) comprises a support rod (51), a support cylinder (52) and a pressure spring (53), one end of the support rod (51) is installed on the fixing plate (41) and is rotationally connected with the fixing plate (41), the other end of the support rod (51) is inserted into the support cylinder (52) and is elastically connected with the inner bottom wall of the support cylinder (52) through the pressure spring (53), and the other end of the support cylinder (52) is installed on the mounting plate (1) and is rotationally connected with the mounting plate (1).

6. The tower crane leg fixing device of claim 2, wherein the inner diameter of the reinforcing ring (33) is the same as the outer diameter of the reinforcing steel bars, and the reinforcing ring (33) is vertically arranged.

7. The tower crane leg fixing device according to claim 3, wherein the locking screw (46) is perpendicularly crossed with the U-shaped rod (43), and the locking screw (46) is in threaded connection with the U-shaped rod (43).