CN213085251U

CN213085251U - Adjustable steel rail lifting appliance

Info

Publication number: CN213085251U
Application number: CN202022089305.8U
Authority: CN
Inventors: 褚月琴
Original assignee: Jiangsu Xinlong Hoisting Equipment Co ltd
Current assignee: Jiangsu Xinlong Hoisting Equipment Co ltd
Priority date: 2020-09-22
Filing date: 2020-09-22
Publication date: 2021-04-30
Anticipated expiration: 2030-09-22

Abstract

The utility model discloses an adjustable steel rail lifting appliance, which comprises two transversely symmetrical supporting rods, wherein the top center of each supporting rod is provided with a stand column, a cross beam is arranged between the top ends of the two stand columns, the right side of the cross beam is provided with a positive and negative motor, a chute is arranged inside the cross beam, the output end of the positive and negative motor is provided with a lead screw which runs through the inside of the chute, a lead screw nut is sleeved on the lead screw, the bottom of the lead screw nut is provided with a connecting rod, the bottom of the connecting rod is fixed with a crane case, the bottom side of the inside of the crane case is provided with two symmetrical supporting plates, a retractable wheel is sleeved on a rotating shaft, a steel wire rope which extends out of a notch is wound on the retractable wheel, the bottom of the steel wire rope is provided with a lifting beam, the utility model has small floor occupation, can work in a stacking compact, the physical power is saved, and the working efficiency of steel rail hoisting is improved.

Description

Adjustable steel rail lifting appliance

Technical Field

The utility model relates to a rail hoist technical field specifically is a rail hoist with adjustable.

Background

The lifting appliance is a device for lifting a heavy object in a lifting machine. The most common lifting appliance for lifting finished articles is a lifting hook, a hanging strip, other lifting tongs, a lifting ring, a lifting sucker, a clamp, a pallet fork and the like, and is widely applied to the lifting and hoisting industry, particularly the rail industry, and the lifting appliance is commonly used as special riggings such as a lifting hook, a steel wire rope, a chain and the like, because the shape of a steel rail is specially I-shaped, when a steel rail is processed or installed, the two ends of the steel rail are generally directly bound by the hanging strip for hoisting operation, the hoisting is very inconvenient and unsafe to use, because the steel rail is longer and the steel rail needs to be cushioned to be pulled out after being hoisted in place, the space for pulling out the hanging strip can be reserved at the bottom of the steel rail by manually laying the iron gasket in advance, the labor intensity is increased, and the action of pulling out the hanging strip is needed, the operation time is longer, the operation efficiency is reduced, in addition, when a plurality, can only stack many rail together, later still need artifical sign indicating number neat, further prolonged the activity duration, and too big equipment of lifting by crane then does not have the advantage under the limited operational environment in space, consequently to the improvement of current rail hoist, design a novel adjustable rail hoist in order to change above-mentioned technical defect, improve holistic rail hoist practicality, seem to be particularly important.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a rail hoist with adjustable to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

an adjustable steel rail lifting appliance comprises two supporting rods which are transversely and symmetrically arranged, wherein the front side and the rear side of each supporting rod are respectively provided with a travelling wheel, the inner side of each travelling wheel is provided with a baffle, the center of the top part of each supporting rod is provided with an upright post, the front side and the rear side of each upright post are respectively provided with a folding bracket, a cross beam is arranged between the top ends of the two upright posts, the right side of the cross beam is provided with a positive and negative motor, a chute is arranged in the cross beam, the output end of the positive and negative motor is provided with a lead screw which penetrates through the interior of the chute, a lead screw nut is sleeved on the lead screw, the bottom of the lead screw nut is provided with a connecting rod, the bottom of the connecting rod is fixedly provided with a lifting box, the center of the bottom side of the lifting box is provided with, the lifting jack is characterized in that a winding and unwinding wheel is sleeved on the rotating shaft, a steel wire rope extending out of a notch is wound on the winding and unwinding wheel, a motor is arranged at the left end, located at the supporting plate, of the bottom side of the inside of the lifting jack, a transmission belt connected with the rotating shaft in a transmission mode is arranged on the output end of the motor, a lifting beam is arranged at the bottom of the steel wire rope, lifting tongs are welded on the left side and the right side of the bottom of the lifting beam, and clamping bolts with the same position are arranged on the two.

Furthermore, every walking wheel all rotates through the support and connects on the bracing piece.

Furthermore, each baffle all with the welded fastening of corresponding walking wheel, every the outer circumference diameter of baffle is greater than the outer circumference diameter of walking wheel.

Further, the periphery of the positive and negative motor is provided with a protective cover fixedly connected with the cross beam, and the positive and negative motor and the protective cover are fixedly connected through a bolt.

Furthermore, both ends of the screw rod are fixed in the sliding groove through bearing seats.

Compared with the prior art, the beneficial effects of the utility model are that: when the utility model is used, the device is firstly placed at the two sides of the installed track, the walking wheels are positioned on the track, when the steel rail is hoisted, the baffle plate is abutted against the rail to prevent the device from inclining and falling, at the moment, the staff fixes the steel rail on the hanging tongs and fixes the steel rail by screwing the clamping bolt, then the device is started, a motor in the hoisting box drives a rotating shaft through a belt to cause the steel wire rope to be lifted by the retracting wheel, the hanging beam also moves upwards, then the positive and negative motors drive the screw rod to rotate, the screw rod nut on the screw rod moves left and right, the lifting box and the hanging beam are driven to move along with the screw rod nut, and finally the steel rail is prevented from being positioned at a designated position, and in conclusion, the utility model has small floor space, the steel rail lifting device can work in a stacked compact environment, is high in stability, does not need workers to repeatedly feed and discharge materials, saves physical force, and improves the working efficiency of steel rail lifting.

Drawings

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

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

fig. 3 is a partial schematic view of the present invention.

In the figure: 1-supporting rod, 2-baffle, 3-bracket, 4-traveling wheel, 5-bearing seat, 6-beam, 7-chute, 8-screw rod nut, 9-screw rod, 10-lifting box, 11-connecting rod, 12-driving belt, 13-motor, 14-retractable wheel, 15-supporting plate, 16-notch, 17-steel wire rope, 18-hanging beam, 19-clamping bolt, 20-protective cover, 21-positive and negative motor, 22-upright post, 23-folding bracket, 24-rotating shaft and 25-hanging clamp.

Detailed Description

The technical solution 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 some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. Several embodiments of the invention are given in the accompanying drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-3, the present invention provides a technical solution:

an adjustable steel rail lifting appliance comprises two supporting rods 1 which are transversely symmetrically arranged, walking wheels 4 are arranged on the front side and the rear side of each supporting rod 1, a baffle 2 is arranged on the inner side of each walking wheel 4, an upright post 22 is arranged at the center of the top of each supporting rod 1, a folding bracket 23 is arranged on the front side and the rear side of each upright post 22, a cross beam 6 is arranged between the top ends of the two upright posts 22, a positive and negative motor 21 is arranged on the right side of the cross beam 6, a sliding chute 7 is arranged in the cross beam 6, a lead screw 9 penetrating through the inside of the sliding chute 7 is arranged at the output end of the positive and negative motor 21, a lead screw nut 8 is sleeved on the lead screw 9, a connecting rod 11 is arranged at the bottom of the lead screw nut 8, a lifting box 10 is fixed at the bottom of the connecting rod 11, a notch 16 is arranged at the center of the bottom side, the rotating shaft 24 is sleeved with a winding and unwinding wheel 14, a steel wire rope 17 extending out of a notch 16 is wound on the winding and unwinding wheel 14, a motor 13 is arranged at the left end of the supporting plate 15 at the bottom side inside the hoisting box 10, a transmission belt 12 in transmission connection with the rotating shaft 24 is arranged at the output end of the motor 13, a hoisting beam 18 is arranged at the bottom of the steel wire rope 17, hoisting tongs 25 are welded on the left side and the right side of the bottom of the hoisting beam 18, and clamping bolts 19 in the same position are arranged on the two hoisting tongs 25.

In order to further improve the use function of the adjustable steel rail lifting appliance, each walking wheel 4 is rotatably connected to the supporting rod 1 through a bracket 3.

In order to further improve the use function of the adjustable steel rail lifting appliance, each baffle 2 is fixedly welded with the corresponding travelling wheel 4, and the diameter of the outer circumference of each baffle 2 is larger than that of the travelling wheel 4.

In order to further improve the use function of the adjustable steel rail lifting appliance, the periphery of the positive and negative motor 21 is provided with a protective cover 20 fixedly connected with the cross beam 6, and the positive and negative motor 21 and the protective cover 20 are fixedly connected through bolts.

In order to further improve the use function of the adjustable steel rail lifting appliance, two ends of the screw rod 9 are fixed inside the sliding groove 7 through the bearing seats 5.

The utility model discloses work flow: when the utility model is used, the device is firstly placed on the two sides of the installed track, the walking wheels are positioned on the track, when the steel rail is hoisted, the baffle 2 plays a role of abutting against the track to prevent the device from tilting, at the moment, the staff fixes the steel rail on the hanging pincers 25, the steel rail is fixed by screwing the clamping bolt 19, then the device is started, the motor 13 in the hoisting box 10 drives the rotating shaft 24 through the driving belt 12 to cause the steel wire rope 17 to be lifted by the retracting wheel 14, the hanging beam 18 also moves upwards together, then the positive and negative motor 21 drives the screw rod 9 to rotate, the screw rod nut 8 on the screw rod 9 moves left and right to drive the hoisting box 10 and the hanging beam 18 to move along with the steel rail, and finally the steel rail is prevented from an appointed position to be arranged, in summary, the utility model discloses the ground occupation is small, can work in the compact stacking environment, and has high stability without repeated, the physical power is saved, and the working efficiency of steel rail hoisting is improved.

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. The utility model provides a rail hoist with adjustable, includes two horizontal symmetry setting bracing pieces (1), its characterized in that: the front side and the rear side of each supporting rod (1) are respectively provided with a traveling wheel (4), the inner side of each traveling wheel (4) is respectively provided with a baffle (2), the top center of each supporting rod (1) is respectively provided with a stand column (22), the front side and the rear side of each stand column (22) are respectively provided with a folding bracket (23), a cross beam (6) is arranged between the top ends of the two stand columns (22), the right side of the cross beam (6) is provided with a positive and negative motor (21), a sliding chute (7) is arranged inside the cross beam (6), the output end of the positive and negative motor (21) is provided with a lead screw (9) penetrating through the inside of the sliding chute (7), the lead screw (9) is sleeved with a lead screw nut (8), the bottom of the lead screw nut (8) is provided with a connecting rod (11), the bottom of the connecting rod (11) is fixedly provided with a hoisting box (10), the bottom, the inside bottom side of crane case (10) is equipped with two backup pads (15) that the symmetry set up, two be equipped with pivot (24) between backup pad (15), the cover is equipped with receiving and releasing wheel (14) on pivot (24), the steel wire rope (17) that stretch out notch (16) are rolled up on receiving and releasing wheel (14), the inside bottom side of crane case (10) is located the left end of backup pad (15) and is equipped with motor (13), be equipped with on the output of motor (13) with pivot (24) transmission connection's driving belt (12), the bottom of steel wire rope (17) is equipped with hanging beam (18), hanging beam (18)'s bottom left side and right side all welding have hanging tong (25), two all be equipped with clamping bolt (19) that the position is the same on hanging tong (25).

2. The adjustable steel rail hanger according to claim 1, wherein: each walking wheel (4) is rotatably connected to the supporting rod (1) through a support (3).

3. The adjustable steel rail hanger according to claim 1, wherein: each baffle (2) is fixed with the walking wheel (4) that corresponds by welding, and every the outer circumference diameter of baffle (2) is greater than the outer circumference diameter of walking wheel (4).

4. The adjustable steel rail hanger according to claim 1, wherein: each folding bracket (23) is fixedly connected with the upright post (22) through a bolt.

5. The adjustable steel rail hanger according to claim 1, wherein: the periphery of positive and negative motor (21) is equipped with safety cover (20) with crossbeam (6) fixed connection, through bolt fixed connection between positive and negative motor (21) and safety cover (20).

6. The adjustable steel rail hanger according to claim 1, wherein: and the two ends of the screw rod (9) are fixed in the sliding groove (7) through the bearing block (5).