KR20180000490U - Conveyor belt and the pulley shaft push prevention device - Google Patents

Abstract

The present invention relates to a conveyor belt and a pulley shaft anti-skid device, and more particularly, to a conveyor belt and a pulley shaft anti-skid device, in which a bearing coupled to an outer circumferential surface of a pulley shaft constituted by a drive pulley and a tail pulley is damaged, To a conveyor belt and a pulley shaft anti-skid device capable of minimizing safety accidents and delays in the top and bottom deadlines by preventing deviation of the conveyor belt and the shaft from occurring.
The present invention relates to an apparatus and a method for continuously conveying a material or a cargo by circulating a belt made of rubber, fabric or wire net, by a driving pulley driven by a driving means and a driving pulley connected to the driving pulley by a belt, A belt conveyor comprising a rotating tail pulley, the belt conveyor being coupled to at least one end of both ends of a pulley shaft penetratingly coupled to the center of the drive or tail pulley, the diameter being greater than the diameter of the drive or tail pulley, Body.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a conveyor belt and a pulley shaft push prevention device,

The present invention relates to a conveyor belt and a pulley shaft anti-skid device, and more particularly, to a conveyor belt and a pulley shaft anti-skid device, in which a bearing coupled to an outer circumferential surface of a pulley shaft constituted by a drive pulley and a tail pulley is damaged, To a conveyor belt and a pulley shaft anti-skid device capable of minimizing safety accidents and delays in the top and bottom deadlines by preventing deviation of the conveyor belt and the shaft from occurring.

Belt conveyors convey materials and cargo by continuously circulating belts made of rubber, fabric, wire mesh and so on.

The belt conveyor includes a drive pulley and a driven pulley, and the roller provided on the drive pulley and the driven pulley conveys the material, the cargo, At this time, shafts are provided on both sides of the rollers, and the shafts are supported by the bearings so that the rollers can rotate smoothly.

Such a bearing is provided inside the bearing housing, and the bearing housing prevents foreign matter from penetrating from the outside to the bearing.

However, when the belt conveyor is used in a work site where fine dusts such as iron ore, coking coal, and coal are generated, dust and foreign matter penetrate into the gap between the bearing housing and the shaft, thereby increasing the rotational load of the bearing and the shaft.

Dust and foreign matter penetrated into the inside of the bearing housing wears the bearings, and the bearing needs to be replaced from time to time. In addition, if the operation is stopped due to the damage of the bearing, there is a problem that a belt conveyor is fired, leading to industrial accidents.

Korean Patent No. 10-1225633

The patent document discloses a technique relating to a pulley for a belt conveyor that prevents dust and foreign matter from permeating from the outside into the interior of the bearing housing.

Specifically, the present invention relates to a roller, a shaft projecting to both sides of the roller and rotating the roller, a bearing respectively coupled to the shaft, a bearing housing formed with a housing space for accommodating the bearing and supporting the outer surface of the bearing, A first sealing part coupled to one side of the bearing housing, a second sealing part coupled to the other side of the bearing housing, and an air supply part for supplying air to the air inlet formed in the first sealing part, And the first sealing portion is configured to inject air introduced from the air inlet into the outer surface of the shaft.

However, in the above-mentioned patent document, when bearings coupled to the outer circumferential surfaces of the pulley shafts constituting the driving pulley 200 and the driven pulley 300 of the conveyor belt pulley are damaged, deflection occurs due to a change in the tension of the belt 100 As a result, the stress is concentrated on one side, and the release of the lock nut and the shaft occurs. Therefore, problems such as a decrease in productivity are caused by the increase of the top, the unloading delay and the maintenance time of the conveyed object.

In addition, the coal is conveyed to the conveyor belt through each hopper and chute installed in the coal plant, and finally, a coal silo having 6 per unit through a tripper is supplied to the coal- . Due to the characteristics of the coal handling equipment operated under such poor conditions, there are many problems in long-term use. Conveyor belt pulleys are frequently damaged due to bearing damage and lock nut damage, causing pulley shafts and belts to be shrunk, .

And it is an object of the present invention to provide a pulley and a pulley which are capable of preventing a bearing coupled to an outer circumferential surface of a pulley shaft constituting each of the pulley and a tail pulley from being damaged, And it is an object of the present invention to provide a conveyor belt and a pulley shaft anti-skid device capable of minimizing the occurrence of safety accidents and delays in top and bottom loading and unloading times.

According to an aspect of the present invention, there is provided a method of driving a vehicle, including the steps of: continuously circulating a belt made of rubber, fabric, or wire mesh to convey a material or a cargo, the driving pulley being driven by driving means, A belt conveyor comprising a tail pulley driven to rotate by the rotation of a drive pulley, the belt conveyor being coupled to at least one end of both ends of a pulley shaft penetrating through the center of the drive or tail pulley, And the stopper body.

In one embodiment, the stopper body is spaced a certain distance from or close to both ends of the drive or tail pulley, and is larger than the diameter of the drive or tail pulley. A shaft having one end joined to a center portion of the plate; A fixing nut coupled to the other end of the shaft; And a base plate coupled to a rear end of the fixing nut.

In one embodiment, a bearing is interposed between the shaft and the plate for smooth rotation of the shaft.

According to the conveyor belt and the pulley shaft anti-skid device of the present invention, the structure of the conveyor belt line is improved and the shape of the pulley assembly is changed, which is economical in terms of compatibility with existing equipment.

In addition, if the stopper main body is replaced with the existing equipment, deviation of the conveyor pulley shaft can be easily prevented, and efficiency and maintenance of the work can be facilitated.

1 is a perspective view showing a conventional belt conveyor.
FIG. 2 is a view showing a part of a structure in which a conveyor belt and a pulley shaft anti-rotation device of the present invention are mounted on a pulley.
Figure 3 is an exploded view of Figure 2;

In order to fully understand the present invention, a preferred embodiment of the present invention will be described with reference to the accompanying drawings. The embodiments of the present invention may be modified into various forms, and the scope of the present invention should not be construed as being limited to the embodiments described in detail below. The present embodiments are provided to enable those skilled in the art to more fully understand the present invention. Therefore, the shapes and the like of the elements in the drawings can be exaggeratedly expressed to emphasize a clearer description. It should be noted that in the drawings, the same members are denoted by the same reference numerals. Further, the detailed description of the known functions and configurations that are considered to be unnecessarily blurring the gist of the present invention is omitted.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, a preferred embodiment of the present invention will be described with reference to the accompanying drawings, and a conveyor belt and a pulley shaft anti-rotation device of the present invention will be described in detail.

FIG. 2 is a view showing a part of a structure in which a conveyor belt and a pulley shaft anti-slide member of the present invention are mounted on a pulley, and FIG. 3 is a sectional view of FIG.

Referring to FIGS. 2 and 3, the conveyor belt and pulley shaft anti-slide device of the present invention is a device for conveying a material or a cargo by continuously circulating a belt made of rubber, fabric or wire net, And a tail pulley connected to the drive pulley by a belt and driven to rotate by rotation of the drive pulley.

The conveyor belt and the pulley shaft anti-rotation device of the present invention may be coupled to one end of a pulley of the drive or tail pulley, but are preferably coupled to one end or both ends of the tail pulley.

The pulley shaft 21 is connected to at least one end of the pulley shaft 21 through the center of the driving or belt pulley 20 and is larger than the diameter of the driving or belt pulley 21, 10 are provided.

Specifically, the stopper body 10 is spaced from the both ends of the drive or tail pulley 20 by a predetermined distance so as to be in close contact with or close to both ends of the drive or the tail pulley 20, A shaft 12 coupled at one end to the center of the plate 11; a fixing nut 13 coupled to the other end of the shaft 12; and a base plate 14 coupled to a rear end of the fixing nut 14, (14).

A bearing 15 may be interposed between the shaft 12 and the plate 11 for smooth rotation of the shaft 12.

On the other hand, the shaft 11 is provided with a shaft inner circumferential groove 101 to be smoothly rotated without being separated from the pulley shaft 21, and on the back surface thereof, the bearing 15 is rotatably supported by the shaft 12 And a bearing inner wear groove 102 for smoothly supporting the shaft 12 without being released to the outside of the plate 11 are formed. That is, the shaft inner wear groove (101) and the bearing inner ring wear groove (102) are formed to be depressed toward the center of the plate (11).

Hereinafter, effects of the conveyor belt and the pulley shaft anti-skid device of the present invention will be described.

The conveyor belt and the pulley shaft anti-skid device of the present invention are mainly used for transferring coal and the like from a thermal power plant. More specifically, the conveyor belt and the pulley shaft anti- The coal is transported, and finally the coal is discharged from the coal silo with 6 per unit through the tripper. Due to the characteristics of the coal handling equipment operated under such poor conditions, there are problems in long-term use. Conveyor belt pulleys often cause bearing damage and locknut damage, causing pulley shafts and belt buckling phenomenon.

However, according to the conveyor belt and the pulley shaft pushing prevention device of the present invention, the construction of the conveyor belt line and the shape of the pulley assembly are changed to be economical in terms of compatibility with existing equipment, The separation of the conveyor pulley shaft can be easily prevented through the additional installation work of the simple stopper body 10.

Another objective of the installation of the stopper main body 10 as in the present invention is to shorten the working time and secure the time for supplying and receiving the material. For example, when replacing the assembly of a conveyor belt pulley used in a thermal power plant, the typical required working time is 4 hours, while if damaged due to pulley shaft deviation, a minimum of 8 hours of work is required and additional material supply time is required.

Therefore, if the stopper main body 10 is merely engaged at both ends of the drive pulley 20 or the tail pulley 20 as in the present invention, a separate belt conveyor is not required to be newly manufactured.

The embodiments of the conveyor belt and pulley shaft anti-skid device of the present invention described above are merely illustrative, and those skilled in the art will be able to make various modifications and other equivalent embodiments thereof You can see that it is. Therefore, it is to be understood that the present invention is not limited to the form described in the foregoing description. Therefore, the true scope of technical protection of this invention should be determined by the technical idea of the appended utility model registration claim. It is to be understood that the appended claims are intended to cover all such modifications, equivalents, and alternatives falling within the spirit and scope of the invention as defined by the appended claims.

10: Stopper body 101: Shaft inner groove
102: Bearing inner wear groove 11: Plate
12: shaft 13: nut
14: base plate 15: bearing
20: drive or tail pulley 21: pulley shaft

Claims (3)

A belt made of a rubber, a fabric or a wire mesh is continuously circulated to convey a material or a cargo, and a driving pulley driven by a driving means and a tail connected to the driving pulley by a belt, A belt conveyor comprising a pulley,
And a stopper body (10) which is coupled to at least one end of a pulley shaft (21) which is inserted through the center of the drive or tail pulley (20) and is larger than the diameter of the drive or tail pulley ) Of the conveyor belt and the pulley shaft. The method according to claim 1,
The stopper body (10)
The plate 11 being spaced from the both ends of the driving or tail pulley 20 by a predetermined distance so as to be in close contact with or close to both ends of the driving or the tail pulley 20 and having a diameter larger than that of the driving or tail pulley 20;
A shaft 12 having one end joined to the center of the plate 11;
A fixing nut 13 coupled to the other end of the shaft 12; And
And a base plate (14) coupled to a rear end of the fixing nut (14). 3. The method of claim 2,
Wherein a bearing (15) is interposed between the shaft (12) and the plate (11) for smooth rotation of the shaft (12).

Images