CN210915043U

CN210915043U - Lifting device for tower crane

Info

Publication number: CN210915043U
Application number: CN201921968556.4U
Authority: CN
Inventors: 焦光立; 罗念宁; 刘玉
Original assignee: Xuzhou Guolian Construction Machinery Co ltd
Current assignee: Xuzhou Guolian Construction Machinery Co ltd
Priority date: 2019-11-15
Filing date: 2019-11-15
Publication date: 2020-07-03
Anticipated expiration: 2029-11-15

Abstract

The utility model relates to a hoisting equipment technical field specifically is a play to rise device for tower crane. The utility model discloses a lifting machine frame, the top of lifting machine frame is equipped with the fixed stay frame, the lower extreme of fixed stay frame is equipped with the hydraulic stem, the lower part of hydraulic stem is equipped with the push pedal, the outside fixedly connected with who pushes away the lifting machine frame puts a mounting platform, the last surface mounting who puts a mounting platform has slide device, the lower extreme of the frame bracing piece of lifting machine frame is equipped with fixed hinge plate, bearing plate and spring catch, the inside roll connection of fixed hinge plate has the buckle post board, the spring catch is fixed respectively on the montant and the buckle post board of lifting machine frame, the inside of spring catch is equipped with the spring, the outside at braced frame is installed to the lifting machine frame, fixedly connected with buckle post frame on braced frame's the bracing piece, the hoisting device lifting speed of tower crane who proposes in solving above-mentioned background art is slow, the.

Description

Lifting device for tower crane

Technical Field

The utility model relates to a hoisting equipment technical field specifically is a play to rise device for tower crane.

Background

The crane is a multi-action hoisting machine for vertically lifting and horizontally carrying heavy objects within a certain range, and is mainly divided into light and small hoisting equipment, a bridge type, an arm frame type and a cable type according to the structural form, wherein the beam type crane mainly comprises a single-beam bridge type crane and a double-beam bridge type crane; with the rapid development of industries such as buildings, railways, roads and the like in recent years in China, various hoisting machines are continuously put into construction, and the lifting device of the tower crane is low in lifting speed and mounting speed at present.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a play to rise device for tower crane to the hoisting device of the tower crane who provides in solving above-mentioned background art promotes the slow problem of speed, installation rate.

In order to achieve the above object, the utility model provides a following technical scheme: comprises a lifter frame, the top end of the lifter frame is provided with a fixed support frame, the lower end of the fixed support frame is provided with a hydraulic rod, a push plate is arranged at the lower part of the hydraulic rod, the push plate is fixedly connected with the inner rod of the hydraulic rod by a pin plate, a frame placing and installing platform is fixedly connected with the outer part of the frame of the lifter, a sliding plate device is arranged on the upper surface of the frame placing and installing platform, the lower end of the frame support rod of the frame of the lifter is provided with a fixed hinge plate, a bearing plate and a spring pin, the fixed hinge plate and the bearing plate are fixedly connected with the lower end of a cross bar of the frame of the elevator, the inside of the fixed hinge plate is connected with a buckling column plate in a rolling way, the spring pin is respectively fixed on the vertical rod and the buckling column plate of the frame of the lifter, a spring is arranged inside the spring pin, the elevator frame is arranged outside the supporting frame, and a buckling column frame is fixedly connected to a supporting rod of the supporting frame.

A lifting device for a tower crane comprises a push plate, wherein the lower surface of the push plate is provided with a push column groove.

Preferably, a cross post is arranged on the upper surface of the buckling post frame.

Preferably, the fixed support frame and the hydraulic rod are connected in a matched mode through a hole shaft.

Preferably, the surface of the fixed hinge plate is provided with a pin hole.

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

1. this a play to rise device for tower crane has adopted the knot post board of a spring pressure formula, when the lifting machine promoted through the hydraulic stem to produce power that rises, detained the post board and snatch the spreader, then the hydraulic stem stops rising, and knot post board and bearing plate cooperate mutually to firm the lifting machine frame, it is fast, accelerated the speed that tower crane rises.

2. This a play to rise device for tower crane has set up the slide device on preventing putting up mounting platform, and the braced frame that will prepare the installation places on the slide device, then promotes the slide device, has alleviateed the weight of installation braced frame, has accelerated the speed to the braced frame installation simultaneously, has improved tower crane's play to rise speed.

Drawings

FIG. 1 is a schematic view of the assembly structure of the elevator frame of the present invention;

FIG. 2 is a schematic view of the structure of the elevator frame and the supporting frame;

fig. 3 is a schematic structural view of the position a of the present invention;

fig. 4 is a schematic view of the fitting structure of the post fastening frame and the cross post of the present invention.

In the figure: 1. a hoist frame; 2. fixing a support frame; 3. a hydraulic lever; 4. pushing the plate; 5. a pin plate; 6. placing a frame mounting platform; 7. a slide plate device; 8. a support frame; 9. fixing a hinged plate; 10. a pin hole; 11. a pressure bearing plate; 12. buckling a column plate; 13. a spring pin; 14. a spring; 15. buckling a post frame; 16. a cross post; 17. a post pushing groove.

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.

In the description of the present invention, it should be understood that the terms "center", "center line", "longitudinal", "lateral", "length", "width", "thickness", "depth", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be taken as limiting the invention, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Example 1

A lifting device for a tower crane, in order to improve the lifting speed of the tower crane, as a preferred embodiment, as shown in figure 1, figure 2, figure 3 and figure 4, comprises a lifter frame 1, a fixed support frame 2 is arranged at the top end of the lifter frame 1, a hydraulic rod 3 is arranged at the lower end of the fixed support frame 2, a push plate 4 is arranged at the lower part of the hydraulic rod 3, the push plate 4 and the inner rod of the hydraulic rod 3 are fixedly connected by a pin plate 5, a frame placing mounting platform 6 is fixedly connected to the outside of the lifter frame 1, a sliding plate device 7 is arranged on the upper surface of the frame placing mounting platform 6, a fixed hinge plate 9, a bearing plate 11 and a spring pin 13 are arranged at the lower end of the frame support rod of the lifter frame 1, the fixed hinge plate 9 and the bearing plate 11 are fixedly connected at the lower end of the cross rod of the lifter frame 1, a buckling column plate 12 is connected to the inside, the spring pin 13 is respectively fixed on the vertical rod and the buckling column plate 12 of the elevator frame 1, the spring 14 is arranged inside the spring pin 13, the elevator frame 1 is installed outside the supporting frame 8, and the buckling column frame 15 is fixedly connected on the supporting rod of the supporting frame 8.

In this example, the lower surface of push pedal 4 has been seted up and has been pushed away post groove 17, when the lifting machine promoted, can be stable snatch braced frame 8's horizontal pole, improve stability, improve the security ability.

Further, a cross post 16 is placed on the upper surface of the post buckling frame 15, and is used for capturing the post buckling plate 12 during lifting of the elevator to stabilize the elevator frame 1.

Specifically, the fixed support frame 2 and the hydraulic rod 3 are connected in a hole-shaft matching mode, and the hydraulic rod can rock to facilitate timely correction of the lifting direction of the lifting machine.

In addition, the surface of the fixed hinge plate 9 is provided with a pin hole 10, which is convenient for the stud plate 12 to rotate.

When the utility model is used, firstly, the hydraulic rod 3 is opened, the push plate 4 arranged on the hydraulic rod 3 is moved downwards, the push rod groove 17 is contacted with the cross rod of the support frame 8, after the push rod groove 17 is contacted with the cross rod of the support frame 8, the elevator frame 1 can move upwards, after the elevator frame is lifted to a certain height, the cross rod is arranged on the mouth post frame 15, then the hydraulic rod 3 is retracted, the elevator descends, when the elevator frame descends, the buckling post plate 12 starts to catch the cross rod 16, the buckling post plate 12 starts to rotate, after the buckling post plate 12 is contacted and compacted, the hydraulic rod 3 continues to contract, the elevator can not descend, the hydraulic rod 3 is propped by the buckling post plate 12, at the moment, the hydraulic rod 3 retracts to the uppermost, the crane lifts the support frame 8 to the sliding plate device 7 of the placing frame mounting platform 6, then the worker pushes the support frame 8 arranged on the sliding plate device 7, and the support frame 8 enters the elevator frame 1, and fixedly connecting the supporting frame 8 with the supporting frame 8 below, after the connection is finished, pushing the sliding plate device 7, returning to the starting point, opening the hydraulic rod 3, enabling the pushing plate 4 to contact the supporting frame 8 again, enabling the elevator frame 1 to ascend again, taking back the transverse column 16 while ascending, and repeating the operation to finish the installation of the supporting frame 8 of the tower elevator.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A hoisting device for a tower crane, comprising a hoist frame (1), characterized in that: the top of hoist frame (1) is equipped with outrigger (2), the lower extreme of outrigger (2) is equipped with hydraulic stem (3), the lower part of hydraulic stem (3) is equipped with push pedal (4), push pedal (4) with use cotter (5) fixed connection between the interior pole of hydraulic stem (3), frame mounting platform (6) is put to the outside fixedly connected with of hoist frame (1), the last surface mounting who puts frame mounting platform (6) has slide device (7), the lower extreme of the frame bracing piece of hoist frame (1) is equipped with fixed hinged plate (9), bearing plate (11) and spring catch (13), fixed hinged plate (9) and bearing plate (11) fixed connection are at the lower extreme of the horizontal pole of hoist frame (1), the inside roll connection of fixed hinged plate (9) has buckle board (12), spring catch (13) are fixed respectively on the montant and the buckle board (12) of hoist frame (1), the inside of spring catch (13) is equipped with spring (14), the outside at braced frame (8) is installed in hoist frame (1), fixedly connected with buckle post frame (15) on the bracing piece of braced frame (8).

2. A hoist for a tower crane according to claim 1, wherein: the lower surface of the push plate (4) is provided with a push column groove (17).

3. A hoist for a tower crane according to claim 1, wherein: and a cross post (16) is arranged on the upper surface of the buckling post frame (15).

4. A hoist for a tower crane according to claim 1, wherein: the fixed support frame (2) and the hydraulic rod (3) are connected in a hole-shaft matching mode.

5. A hoist for a tower crane according to claim 1, wherein: the surface of the fixed hinged plate (9) is provided with a pin hole (10).