CN210214610U

CN210214610U - Lifting frame

Info

Publication number: CN210214610U
Application number: CN201921208421.8U
Authority: CN
Inventors: Wen Chen; 陈文�; Yong Kang; 康勇; Ping Xu; 徐平; Qisheng Li; 李其生; Zhengying Cao; 曹正英; Ying Ren; 任瀛; Honglin Li; 李洪林; Chaolin Wang; 王朝林; Tao Xu; 徐滔
Original assignee: SICHUAN HUAXI INSTALLATION ENGINEERING Co Ltd
Current assignee: SICHUAN HUAXI INSTALLATION ENGINEERING Co Ltd
Priority date: 2019-07-29
Filing date: 2019-07-29
Publication date: 2020-03-31
Anticipated expiration: 2029-07-29

Abstract

The utility model discloses a lifting frame, including fixing base, movable support frame and crossbeam, movable support frame's bottom is provided with the gyro wheel, is provided with on the crossbeam and lifts by crane the mechanism, the one end of crossbeam and movable support frame's top fixed connection, the other end are provided with vertical bracing piece, the lower extreme of bracing piece inserts the fixing base and can cooperate with the fixing base around self central line rotation ground. The device has a simple structure, occupies a small area compared with a conventional crane and a hoisting machine, can be used for hoisting and loading and unloading small equipment on a construction site, and solves the problems of difficult equipment loading and unloading, high labor intensity, more required workers and lower efficiency.

Description

Lifting frame

Technical Field

The utility model relates to a lifting device field, concretely relates to play gallows.

Background

At a building construction site, due to site limitation, equipment with the weight within 1.5 tons cannot be hoisted by a crane or other hoisting machinery so as to be convenient for assembly, loading and unloading, and at present, no other auxiliary hoisting equipment exists, so that the loading and unloading difficulty of the equipment with the weight within 1.5 tons is high, multiple workers are required to operate in a cooperative manner, the efficiency is low, and the labor cost is high.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a gallows is provided for the equipment of weight within 1.5 tons lifts by crane to equipment, loading and the unloading of equipment, practice thrift the cost of labor, improve the operating efficiency.

The utility model provides a technical scheme that technical problem adopted is: the lifting frame comprises a fixed seat, a movable support frame and a cross beam, wherein the bottom of the movable support frame is provided with a roller, the cross beam is provided with a lifting mechanism, one end of the cross beam is fixedly connected with the top of the movable support frame, the other end of the cross beam is provided with a vertical support rod, and the lower end of the support rod is inserted into the fixed seat and can be matched with the fixed seat in a rotating mode around the central line of the support rod.

Furthermore, the lifting mechanism comprises a lifting ring fixed on the cross beam and a hand-operated hoist hung on the lifting ring.

Further, the rings are multiple.

Further, the movable support frame comprises a vertical stand column and a horizontal bottom cross rod, the lower end of the stand column is fixedly connected with the middle of the bottom cross rod, inclined support rods are arranged between the two ends of the bottom cross rod and the stand column, and the rollers are arranged at the two ends of the bottom cross rod.

Furthermore, inclined reinforcing rods are arranged between the upright post and the cross beam and between the supporting rod and the cross beam.

Further, the fixing seat comprises a horizontal bottom plate, a vertical positioning barrel is fixedly arranged at the center of the bottom plate, and the lower end of the supporting rod is inserted into the positioning barrel and is in clearance fit with the positioning barrel.

Furthermore, a plurality of positioning holes are formed in the bottom plate, and each positioning hole is internally provided with a foundation bolt.

Furthermore, a plurality of reinforcing plates are arranged between the outer side wall of the positioning cylinder and the bottom plate.

Compared with the prior art, the beneficial effects of the utility model are that: the device can utilize the lifting mechanism to lift the heavy object to a certain height, then the movable support frame is pushed to move, the supporting rod can rotate around the center line of the supporting rod, the movable support frame can be rotated to drive the cross beam to rotate, and when the cross beam rotates, the heavy object on the lifting mechanism can be horizontally conveyed to a certain distance, so that the lifting and loading and unloading of the heavy object are realized. The device has a simple structure, occupies a small area compared with a conventional crane and a hoisting machine, can be used for hoisting and loading and unloading small equipment on a construction site, and solves the problems of difficult equipment loading and unloading, high labor intensity, more required workers and lower efficiency.

Drawings

FIG. 1 is a schematic front view of the apparatus;

fig. 2 is a right-side schematic view of fig. 1.

With reference numbers: 1-a fixed seat; 11-a base plate; 12-a positioning cylinder; 13-anchor bolts; 14-a reinforcing plate; 2, a movable support frame; 21-upright column; 22-bottom rail; 23-a diagonal bracing bar; 3, a cross beam; 4, supporting rods; 5, rolling wheels; 6, hanging rings; 7, a hand-operated hoist; 8-oblique reinforcing rod.

Detailed Description

The present invention will be further explained with reference to the drawings and examples.

The utility model discloses a lifting frame, as shown in fig. 1 and fig. 2, including fixing base 1, movable support frame 2 and crossbeam 3, the bottom of movable support frame 2 is provided with gyro wheel 5, is provided with on the crossbeam 3 and lifts by crane the mechanism, the one end of crossbeam 3 and movable support frame 2's top fixed connection, the other end are provided with vertical bracing piece 4, the lower extreme of bracing piece 4 inserts fixing base 1 and can cooperate with fixing base 1 around self central line rotation ground.

The crossbeam 3 is the horizontal beam, can adopt steel pipe, steel column, rectangle steel etc. and the one end and the bracing piece 4 welding of crossbeam 3, and the other end and the welding of movable support frame 2 for fixing base 1, movable support frame 2, bracing piece 4 and crossbeam 3 constitute the gallows of door shape. The lifting mechanism is used for lifting the equipment to a certain height, because the bracing piece 4 can rotate round self central line, when promoting the removal of movable support frame 2, movable support frame 2 can drive crossbeam 3 and rotate round bracing piece 4, lifting mechanism and equipment can be along with the rotation of crossbeam 3 and horizontal migration, realize the transportation of equipment in the certain limit. Because the bottom of the movable support frame 2 is provided with the roller 5, the movable support frame 2 is supported by the roller 5, and labor is saved when the movable support frame 2 is pushed to move. When in use, the fixed seat 1 is fixed on the ground to ensure the stability of the whole lifting frame.

The hoisting mechanism can be various existing hoisting tools, for example, a fixed pulley is arranged on the cross beam 3, the hoisting rope is wound around the fixed pulley, and the hoisting rope is driven by a motor to be wound and unwound so as to realize hoisting and lowering of equipment. Preferably, the lifting mechanism comprises a lifting ring 6 fixed on the cross beam 3 and a hand-operated hoist 7 hung on the lifting ring 6. Rings 6 are welded at the bottom of crossbeam 3, and rings 6 are a plurality of, preferably two, and when the size of equipment was great, can hang hand hoist 7 simultaneously on two rings 6, and two hand hoist 7 hold the different positions of equipment, guarantee that equipment can lift by crane, horizontal migration and transfer steadily. The hand-operated hoist 7 is convenient to operate, is hung on the hanging ring 6 when in use, and can be used for other equipment when not in use. In order to lift the crane more laborsavingly, the hand hoist 7 can be replaced by an electric hoist.

The movable support frame 2 can be a support structure with various shapes, such as a rectangular frame, a trapezoidal frame and the like, preferably, the movable support frame 2 comprises a vertical upright 21 and a horizontal bottom cross rod 22, the lower end of the upright 21 is fixedly connected with the middle of the bottom cross rod 22, an inclined support rod 23 is arranged between the two ends of the bottom cross rod 22 and the upright 21, and the rollers 5 are arranged at the two ends of the bottom cross rod 22. The upright post 21 is welded with the bottom cross rod 22, the lower end of the inclined support rod 23 is welded with the bottom cross rod 22, and the upper end is welded with the upper part of the upright post 21. The bottom cross rod 22 and the two inclined support rods 23 form a triangle, so that the stability is strong, and the supporting capability is strong.

In order to improve the structural strength of the lifting frame and improve the bearing capacity, oblique reinforcing rods 8 are arranged between the upright post 21 and the cross beam 3 and between the supporting rod 4 and the cross beam 3, the upper ends of the oblique reinforcing rods 8 are welded with the cross beam 3, the lower ends of the oblique reinforcing rods are welded with the upright post 21 or the supporting rod 4, and the oblique reinforcing rods 8 can be steel bars, steel pipes, steel profiles and the like.

The fixing seat 1 comprises a horizontal bottom plate 11, a vertical positioning cylinder 12 is fixedly arranged at the center of the bottom plate 11, and the lower end of the supporting rod 4 is inserted into the positioning cylinder 12 and is in clearance fit with the positioning cylinder 12. The bottom plate 11 adopts the steel sheet, and a location section of thick bamboo 12 is the barrel that has central through-hole, and the lower extreme welding of a location section of thick bamboo 12 is on bottom plate 11. The positioning cylinder 12 plays a role in positioning the supporting rod 4, the supporting rod 4 is in clearance fit with the positioning cylinder 12, and the fit clearance is small, so that the supporting rod 4 can rotate around the center line of the supporting rod 4.

In order to fix the fixed seat 1 on the construction ground, a plurality of positioning holes are formed in the bottom plate 11, an anchor bolt 13 is arranged in each positioning hole, when the lifting device is used, the anchor bolts 13 are buried underground, fastening nuts are assembled on the anchor bolts 13, the bottom plate 11 is fixed on the ground, and the whole lifting frame is kept stable in the process of lifting and loading and unloading equipment.

A plurality of reinforcing plates 14 are arranged between the outer side wall of the positioning cylinder 12 and the bottom plate 11, so that the connection strength of the positioning cylinder 12 and the bottom plate 11 is ensured, and the stability of the positioning cylinder 12 is improved.

The use process of the device is as follows: according to the concrete conditions of construction site, bury rag bolt 13 and be fit for lifting by crane, the underground of loading and unloading position, then fix bottom plate 11 subaerial through the nut, hang manual hoist 7 on rings 6 again, utilize manual hoist 7 to lift by crane equipment to suitable height, then promote movable support frame 2 and crossbeam 3 and rotate round bracing piece 4 to remove equipment to suitable position, reuse manual hoist 7 with equipment below, accomplish the loading or the unloading of equipment. The device has a simple structure, occupies a small area compared with a conventional crane and a hoisting machine, can be used for hoisting and loading and unloading small equipment on a construction site, reduces the amount of manual labor, and improves the loading and unloading efficiency.

Claims

1. The lifting frame is characterized by comprising a fixed seat (1), a movable support frame (2) and a cross beam (3), wherein the bottom of the movable support frame (2) is provided with a roller (5), the cross beam (3) is provided with a lifting mechanism, one end of the cross beam (3) is fixedly connected with the top of the movable support frame (2), the other end of the cross beam is provided with a vertical support rod (4), and the lower end of the support rod (4) is inserted into the fixed seat (1) and can be matched with the fixed seat (1) in a rotating mode around the central line of the support rod.

2. The lifting frame as claimed in claim 1, characterized in that the lifting means comprise a lifting eye (6) fixed to the cross beam (3) and a hand hoist (7) suspended from the lifting eye (6).

3. Lifting frame according to claim 2, characterized in that the lifting eye (6) is in plurality.

4. The lifting frame as claimed in claim 1, characterized in that the movable support frame (2) comprises a vertical upright (21) and a horizontal bottom cross bar (22), the lower end of the upright (21) is fixedly connected with the middle of the bottom cross bar (22), an inclined support bar (23) is arranged between the two ends of the bottom cross bar (22) and the upright (21), and the rollers (5) are arranged at the two ends of the bottom cross bar (22).

5. The lifting frame as claimed in claim 4, characterized in that oblique reinforcing bars (8) are arranged between the upright (21) and the cross beam (3) and between the supporting bar (4) and the cross beam (3).

6. The lifting frame as claimed in claim 1, characterized in that the fixing base (1) comprises a horizontal bottom plate (11), a vertical positioning cylinder (12) is fixedly arranged at the center of the bottom plate (11), and the lower end of the supporting rod (4) is inserted into the positioning cylinder (12) and is in clearance fit with the positioning cylinder (12).

7. The lifting frame as claimed in claim 6, characterized in that the base plate (11) is provided with a plurality of positioning holes, each positioning hole being provided with an anchor bolt (13).

8. The lifting frame according to claim 6, characterized in that a plurality of reinforcing plates (14) are arranged between the outer side wall of the positioning cylinder (12) and the bottom plate (11).