CN212982304U

CN212982304U - Adjustable base support mechanism for tower crane

Info

Publication number: CN212982304U
Application number: CN202021117890.1U
Authority: CN
Inventors: 黄伟; 杨皓翔; 姜有贤
Original assignee: Xinjiang Pangyuan Machinery Engineering Co ltd
Current assignee: Xinjiang Pangyuan Machinery Engineering Co ltd
Priority date: 2020-06-17
Filing date: 2020-06-17
Publication date: 2021-04-16
Anticipated expiration: 2030-06-17

Abstract

The utility model discloses a tower crane base supporting mechanism with adjustable, which comprises a base, the inside and one side of base are provided with lift drive assembly, lift drive assembly's top is run through base fixed mounting and is had the support column, the top fixed mounting bottom plate of support column, a side surface of base is provided with overhauls protection component. This adjustable tower crane is with base supporting mechanism, in-process of lifting by crane the use carrying out the building construction, accessible starter motor drives the driving gear and rotates in real time, drive driven gear through the driving gear and rotate in real time, and through driven gear drive transmission rack reciprocating motion about direction slide inboard goes on, thereby it goes up and down in real time to highly going on in building construction to drive the support column, the flexibility that makes the whole use of mechanism is better, it is fixed to have replaced traditional supporting mechanism structure, the whole restrictive character that the support used has been reduced.

Description

Adjustable base support mechanism for tower crane

Technical Field

The utility model relates to a construction technical field specifically is base supporting mechanism for tower crane with adjustable.

Background

The tower crane is a rotary crane with a movable arm arranged at the upper part of a high-rise tower body, has a large working range, is mainly used for vertical transportation of materials and installation of members in the construction of multi-storey and high-rise buildings, and mainly comprises a metal structure, a working mechanism and an electrical system, wherein the metal structure comprises a tower body, the movable arm, a base, an attachment rod and the like, the working mechanism comprises four parts of lifting, amplitude changing, rotation and walking, and the electrical system comprises a motor, a controller, a power distribution frame, a connecting line, a signal and lighting device and the like.

The existing supporting structure of the tower crane is a fixed frame supporting seat, however, the supporting seat of the fixed structure can only bear the crane with fixed weight, when the crane needs to be modified and the hoisting bearing weight is increased, the supporting seat needs to be replaced, and the frame structure of the tower crane is very large, so that the resource loss of manpower, material resources and the like caused by replacement is very large.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a tower crane base supporting mechanism with adjustable to current tower crane bearing structure who proposes in solving above-mentioned background art is the fixed frame supporting seat, and nevertheless fixed structure's supporting seat can only bear the hoist of fixed weight, when the hoist need repacking and increaseing hoist and mount bearing weight, the supporting seat just need be changed, because tower crane frame structure is very huge, leads to changing the very big problem of resource losses such as manpower, material resources that cause.

In order to achieve the above object, the utility model provides a following technical scheme: tower crane is with base supporting mechanism with adjustable, which comprises a base, the inside and one side of base are provided with lift transmission subassembly, lift transmission subassembly's top is run through base fixed mounting and is had the support column, the top fixed mounting bottom plate of support column, a side surface of base is provided with overhauls protection component, the top fixed mounting of bottom plate has the body of the tower, the equal fixed mounting in bottom both sides of bottom plate has the engaging lug, the inboard of engaging lug rotates through the bull stick and installs the buffer beam, the bottom and the base top of buffer beam encircle and are provided with the slip direction subassembly.

Preferably, the lifting transmission assembly comprises guide sliding plates fixedly installed on inner walls of two sides of the base, the base is provided with a transmission rack by sliding on the inner side of the guide sliding plate of the inner wall of the left side, one side of the transmission rack is provided with a driven gear by rotating the rotating shaft, one side of the driven gear is provided with a driving gear by rotating the rotating shaft, one end of the rotating shaft on the driving gear penetrates through the base and is fixedly installed with a motor, and the driving gear, the driven gear and the transmission rack are meshed with each other.

Preferably, the slip direction subassembly is including encircleing the sliding seat of fixed mounting at the base top, the inboard all fixed mounting of sliding seat has the buffering torsional spring, the buffering torsional spring is close to the all fixed mounting of one end of support column and has the slider, the turn trough has been seted up to the bottom of slider, the turn trough inboard is rotated through the pivot and is installed the ball, and the bottom rotation that engaging lug and bull stick and buffer beam are passed through at the top of slider is connected.

Preferably, the overhaul protection assembly comprises a sealing end cover movably mounted on one side surface of the base through a hinge, a handle is fixedly mounted on one side surface of the sealing end cover, an inserting needle is fixedly mounted on one side surface of the sealing end cover close to the base, and an inserting groove is formed in the outer edge of the base corresponding to the inserting needle.

Preferably, a power box is fixedly mounted on the surface of one side of the base, and the output end of the power box is electrically connected with the input end of the motor through a wire.

Preferably, a control button is fixedly mounted on the surface of one side of the base, and the output end of the control button is electrically connected with the input end of the motor through a wire.

Compared with the prior art, the beneficial effects of the utility model are that:

this adjustable tower crane is with base supporting mechanism, in-process of lifting by crane the use carrying out the building construction, accessible starter motor drives the driving gear and rotates in real time, drive driven gear through the driving gear and rotate in real time, and through driven gear drive transmission rack reciprocating motion about direction slide inboard goes on, thereby it goes up and down in real time to highly going on in building construction to drive the support column, the flexibility that makes the whole use of mechanism is better, it is fixed to have replaced traditional supporting mechanism structure, the whole restrictive character that the support used has been reduced.

This adjustable tower crane is with base supporting mechanism, in-process of lifting by crane the use carrying out the building construction, engaging lug through setting up, buffer beam and slip direction subassembly, when the body of the tower descends to the take the altitude position, promote the slider through the buffer beam and outwards extend, thereby enlarge the support range of auxiliary stay, reach the purpose of the body of the tower structure after stably increasing hoist and mount load weight, again through sliding the buffering torsional spring that does the inboard setting, the buffering torsional spring promotes to a certain extent and blocks the slider and slide in the sliding seat, thereby play the purpose of stabilizing the slider and stablizing bearing structure, finally through this kind of structural design, the extravagant problem of resource that causes when tower crane need repacking or increaseing hoist and mount load weight has been avoided, thereby tower crane's benefit has been improved.

Drawings

Fig. 1 is a front view of the present invention;

FIG. 2 is a top view of a base portion of the present invention;

fig. 3 is a partial bottom view of the slider of the present invention;

fig. 4 is a schematic view of the internal structure of the base of the present invention.

In the figure: 1. a tower body; 2. a support pillar; 3. a buffer rod; 4. inserting grooves; 5. a sliding seat; 6. a control button; 7. a power box; 8. a handle; 9. sealing the end cap; 10. inserting a needle; 11. overhauling the protection component; 12. a base; 13. a motor; 14. a sliding guide assembly; 15. a slider; 16. connecting lugs; 17. a base plate; 18. a buffer torsion spring; 19. rotating the groove; 20. a ball bearing; 21. a guide slide plate; 22. a driving gear; 23. a driven gear; 24. a drive rack; 25. the lifting transmission component.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: adjustable base supporting mechanism for a tower crane, which comprises a base 12, wherein a lifting transmission component 25 is arranged inside and on one side of the base 12, a supporting column 2 is fixedly arranged on the top of the lifting transmission component 25 through the base 12, a bottom plate 17 is fixedly arranged on the top of the supporting column 2, an overhauling protection component 11 is arranged on one side surface of the base 12, a tower body 1 is fixedly arranged on the top of the bottom plate 17, connecting lugs 16 are fixedly arranged on both sides of the bottom plate 17, a buffer rod 3 is rotatably arranged on the inner side of each connecting lug 16 through a rotating rod, a sliding guide component 14 is arranged on the bottom of each buffer rod 3 and the top of the base 12 in a surrounding manner, the lifting transmission component 25 comprises guide sliding plates 21 fixedly arranged on the inner walls on both sides of the base 12, a transmission rack 24 is slidably arranged on the inner side of the guide sliding plate 21, driven gear 23's one side is rotated through the pivot and is installed driving gear 22, the last pivot one end of driving gear 22 runs through base 12 fixed mounting and has motor 13, this motor 22 model can be Y90S-2, and driving gear 22, mesh between driven gear 23 and the transmission rack 24, it rotates in real time to drive driving gear 22 through 6 starter motor 13 of control button, it rotates in real time to drive driven gear 23 through driving gear 22, and through driven gear 23 drive transmission rack 24 carry out reciprocating motion about the direction slide 21 inboard, thereby it goes up and down in real time to the height of construction to drive support column 2, replaced traditional supporting mechanism structure to be fixed, the whole restrictive nature of supporting the use has been reduced.

The sliding guide assembly 14 comprises a sliding seat 5 fixedly installed on the top of the base 12 in a surrounding manner, the inner sides of the sliding seat 5 are fixedly provided with buffering torsion springs 18, one ends of the buffering torsion springs 18 close to the supporting columns 2 are fixedly provided with sliding blocks 15, the bottoms of the sliding blocks 15 are provided with rotating grooves 19, the inner sides of the rotating grooves 19 are rotatably provided with balls 20 through rotating shafts, friction between the sliding blocks 15 and the inner sides of the sliding seat 5 can be reduced, loss between components is avoided, the tops of the sliding blocks 15 are rotatably connected with the bottoms of the buffer rods 3 through connecting lugs 16 and the rotating rods, when the tower body 1 descends to a certain height position, the sliding blocks 15 are pushed by the buffer rods 3 to extend outwards, so that the supporting range of the auxiliary support is expanded, the purpose of stably increasing the structure of the tower body after the load weight is hoisted is achieved, and the buffering torsion springs 18 arranged on the inner sides of the sliding seat 5 push the sliding blocks the, the purpose of stabilizing the sliding block 15 and thus stabilizing the supporting structure is achieved, the maintenance protection assembly 11 comprises a sealing end cover 9 movably mounted on one side surface of a base 12 through a hinge, a handle 8 is fixedly mounted on one side surface of the sealing end cover 9, an insertion pin 10 is fixedly mounted on one side surface of the sealing end cover 9 close to the base 12, an insertion groove 4 is formed in the outer edge of the base 12 corresponding to the insertion pin 10, sealing protection can be conveniently performed on devices inside the base 12, meanwhile, real-time opening is convenient to perform inspection and maintenance, a power box 7 is fixedly mounted on one side surface of the base 12, the output end of the power box 7 is electrically connected with the input end of a motor 13 through a wire, independent and sufficient electric power energy can be provided for device operation, a control button 6 is fixedly mounted on one side surface of the base 12, and the output end of the control button 6 is, the device can be conveniently and coordinately controlled to operate, and the energy waste and the failure caused by long-time idle operation of the device are avoided.

The working principle is as follows: in the process of hoisting and using in building construction, firstly, the motor 13 can be started through the control button 6 to drive the driving gear 22 to rotate in real time, the driving gear 22 drives the driven gear 23 to rotate in real time, and the driven gear 23 drives the transmission rack 24 to reciprocate up and down on the inner side of the guide sliding plate 21, so as to drive the support column 2 to lift in real time to carry out real-time construction height, the problem that the traditional support mechanism structure is fixed is replaced, the integral limitation of support use is reduced, meanwhile, when the tower body 1 descends to a certain height position, the buffer rod 3 can push the slide block 15 to extend outwards, so that the support range of the auxiliary support is expanded, the aim of stably increasing the tower body structure after hoisting load weight is achieved, and the buffer torsion spring 18 arranged on the inner side of the sliding seat 5 is used for pushing the slide block 15 to a certain extent to slide in the sliding seat 5 through, the purpose of stabilizing the sliding block 15 and stabilizing the supporting structure is achieved, and the problem of resource waste caused when the tower crane needs to be modified or the hoisting bearing weight is increased is solved.

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.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Tower crane base supporting mechanism with adjustable, including base (12), its characterized in that: the utility model discloses a tower crane, including base (12), top fixed mounting bottom plate (17) of support column (2), one side surface of base (12) is provided with maintenance protective component (11), the top fixed mounting of base (12) has support column (2) to run through base (12), the top fixed mounting bottom plate (17) of support column (2), one side surface of base (12) is provided with overhauls protective component (11), the top fixed mounting of base plate (17) has body of the tower (1), the bottom both sides of base plate (17) are fixed mounting all has engaging lug (16), the inboard of engaging lug (16) is rotated through the bull stick and is installed buffer beam (3), the bottom and base (12) top of buffer beam (3) are encircleed and are.

2. The adjustable base support mechanism for the tower crane according to claim 1, wherein: lift drive assembly (25) include guide slide (21) of fixed mounting at base (12) both sides inner wall, base (12) lean on guide slide (21) inboard slidable mounting of left side inner wall to have drive rack (24), one side of drive rack (24) is rotated through the pivot and is installed driven gear (23), one side of driven gear (23) is rotated through the pivot and is installed driving gear (22), pivot one end on driving gear (22) runs through base (12) fixed mounting and has motor (13), and meshes between driving gear (22), driven gear (23) and drive rack (24).

3. The adjustable base support mechanism for the tower crane according to claim 1, wherein: slide guide subassembly (14) are including encircleing sliding seat (5) at fixed mounting at base (12) top, the inboard all fixed mounting of sliding seat (5) has buffering torsional spring (18), the equal fixed mounting of one end that buffering torsional spring (18) are close to support column (2) has slider (15), rotary groove (19) have been seted up to the bottom of slider (15), rotary groove (19) inboard is rotated through the pivot and is installed ball (20), and the bottom rotation that engaging lug (16) and bull stick and buffer beam (3) were passed through at the top of slider (15) is connected.

4. The adjustable base support mechanism for the tower crane according to claim 1, wherein: overhaul protection component (11) and include through hinge movable mounting at base (12) one side surface's end cover (9), one side fixed surface of end cover (9) installs handle (8), one side fixed surface that end cover (9) are close to base (12) installs plug pin (10), and plug pin (10) correspond base (12) outer edge seted up inserting groove (4).

5. The adjustable base support mechanism for the tower crane according to claim 1 or 2, wherein: the power box (7) is fixedly installed on the surface of one side of the base (12), and the output end of the power box (7) is electrically connected with the input end of the motor (13) through a wire.

6. The adjustable base support mechanism for the tower crane according to claim 1 or 2, wherein: one side fixed surface of base (12) installs control button (6), and the input electric connection of control button (6) through wire and motor (13).