CN216617576U

CN216617576U - Self-moving belt conveyor tail

Info

Publication number: CN216617576U
Application number: CN202123055499.0U
Authority: CN
Inventors: 弋现生; 李延朝; 王飞飞; 吕璐璐
Original assignee: Zhengzhou Songyang Stoker Manufacturing Co ltd
Current assignee: Zhengzhou Songyang Stoker Manufacturing Co ltd
Priority date: 2021-12-08
Filing date: 2021-12-08
Publication date: 2022-05-27
Anticipated expiration: 2031-12-08

Abstract

The utility model discloses a self-moving belt conveyor tail which comprises a conveyor tail main body, a self-moving guide rail, a plurality of lifting hydraulic cylinders, a push-pull hydraulic cylinder and a hydraulic system, wherein the conveyor tail main body is provided with a plurality of guide rails; the lifting hydraulic cylinders are correspondingly arranged on two sides of the tail main body, the bottoms of the lifting hydraulic cylinders are fixedly connected with corresponding wheel frames, and pulleys matched with the self-moving guide rails are arranged in the wheel frames; the cylinder body and the telescopic piston of the push-pull hydraulic cylinder are respectively and movably hinged with the tail main body and the self-moving guide rail; the hydraulic system comprises a hydraulic station arranged on the tail main body, and the hydraulic station provides power for the lifting hydraulic cylinder and the push-pull hydraulic cylinder and controls the lifting hydraulic cylinder and the push-pull hydraulic cylinder to work; the belt conveyor tail moving device aims at solving the technical problems that in the process of tunneling, the moving operation time of a belt conveyor tail is long, the labor intensity is high, and the construction efficiency is low due to the fact that a belt is prone to deviation.

Description

Self-moving belt conveyor tail

Technical Field

The utility model relates to the technical field of underground coal mine transportation equipment, in particular to a self-moving belt conveyor tail.

Background

At present, the phenomenon of unbalanced excavation is increasingly prominent along with the improvement of the propelling speed of a high-yield and high-efficiency working surface under a coal mine. The telescopic conveyor is the main transportation equipment of the underground gate way, and the production efficiency of the mining working face is directly influenced by the main production efficiency. Compared with the remarkable improvement of the mechanized mining face mechanization degree, the tunneling mechanization technology is relatively lagged.

In the actual tunneling process, along with the continuous propulsion of the tunneling working face, the equipment on the working face needs to be moved. However, the machine head of the reversed loader is connected with the machine tail of the belt conveyor, the movement of the belt conveyor tail is pulled by a winch in the direction of the machine head, the speed is slow, great manpower is required to be invested, and the belt conveyor is limited by underground coal mine conditions, so that the movement space of the belt conveyor is narrow, and the movement is difficult; therefore, when moving, the problems of belt deviation, head inclination of the reversed loader and the like are easy to occur, and the production efficiency and the benefit are seriously restricted; meanwhile, the method has great potential safety hazard.

Disclosure of Invention

The utility model aims to provide a self-moving belt conveyor tail, and aims to solve the technical problems that the moving operation time of the belt conveyor tail is long, the labor intensity is high, and the belt deviation is easy to occur in the tunneling process, so that the construction efficiency is low.

In order to solve the technical problems, the utility model adopts the following technical scheme:

designing a self-moving belt conveyor tail, which comprises a conveyor tail main body, a self-moving guide rail, a plurality of lifting hydraulic cylinders, a push-pull hydraulic cylinder and a hydraulic system; the lifting hydraulic cylinders are correspondingly arranged on two sides of the tail main body, the bottoms of the lifting hydraulic cylinders are fixedly connected with corresponding wheel frames, and pulleys matched with the self-moving guide rails are installed in the wheel frames; the cylinder body and the telescopic piston of the push-pull hydraulic cylinder are respectively and movably hinged with the tail main body and the self-moving guide rail; the hydraulic system comprises a hydraulic station arranged on the tail main body, and the hydraulic station provides power for the lifting hydraulic cylinder and the push-pull hydraulic cylinder and controls the lifting hydraulic cylinder and the push-pull hydraulic cylinder to work.

Preferably, the tail main body is provided with an adjusting hydraulic cylinder for adjusting the angle of a carrier roller on the tail main body.

Preferably, an included angle between the push-pull direction of the push-pull hydraulic cylinder and the translation direction of the self-moving guide rail is 15-30 degrees.

Preferably, the wheel carrier is provided with a clamping groove for clamping the guide rail, and the longitudinal movable distance of the self-moving guide rail relative to the clamping groove is larger than the distance between the pulley and the self-moving guide rail, so that after the self-moving guide rail falls to the ground, when the pulley is in contact with the self-moving guide rail, the clamping groove is separated from the self-moving guide rail.

Preferably, the rail surface of the self-moving guide rail is a V-shaped rail surface, and the wheel surface of the pulley is a V-shaped wheel corresponding to the rail surface.

Preferably, the bottom surface of the self-moving guide rail is provided with a concave-convex edge structure so as to increase the friction force between the self-moving guide rail and the ground.

Compared with the prior art, the utility model has the main beneficial technical effects that:

the machine tail main body adopts a self-contained hydraulic system in the translation process, drives the pushing hydraulic cylinder to automatically move forwards and backwards without being dragged by a tunneling machine or other mechanisms, and can move the belt machine tail while tunneling operation is carried out, so that the working efficiency is improved, the manual labor intensity is reduced, and the machine tail main body is safe and reliable.

Drawings

FIG. 1 is a schematic view of the tail portion of the self-moving belt conveyor of the present invention.

FIG. 2 is a schematic view of the connection structure of the self-moving belt conveyor tail lifting hydraulic cylinder and the wheel carrier.

FIG. 3 is a schematic view of a transverse cross-section of the tail of the self-moving belt conveyor of the present invention.

In the above figures, 1 is a machine tail main body, 2 is a self-moving guide rail, 3 is a lifting hydraulic cylinder, 4 is a pushing hydraulic cylinder, 5 is a hydraulic station, 6 is an adjusting hydraulic cylinder, 7 is a support, 8 is a wheel carrier, 9 is a pulley, 10 is a clamping groove, and 11 is a carrier roller.

Detailed Description

The following examples are intended to illustrate the present invention in detail and should not be construed as limiting the scope of the present invention in any way.

In the description of the present invention, it is to be understood that the orientations or positional relationships indicated as referring to the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like are based on the orientations or positional relationships shown in the drawings only for the convenience of describing technical solutions and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, are not to be construed as limiting the present invention.

Example 1: a self-moving belt conveyor tail is shown in figure 1 and comprises a conveyor tail main body 1, a self-moving guide rail 2, a lifting hydraulic cylinder 3, a pushing hydraulic cylinder 4 and a hydraulic system.

The tail part of the belt conveyor is arranged on the tail main body 1, and referring to fig. 1 to 2, the tail part comprises an adjusting hydraulic cylinder 6 arranged on the tail main body 1 and used for adjusting the placement angle of a carrier roller 11 on the tail main body 1; the automatic moving machine tail is characterized in that a plurality of support seats 7 of the lifting hydraulic cylinders 3 are fixedly mounted on longitudinal beams on two sides of the machine tail main body 1, the bottoms of the lifting hydraulic cylinders 3 are fixedly mounted in the support seats 7 perpendicular to the ground, telescopic piston ends of the lifting hydraulic cylinders 3 are fixedly connected with wheel frames 8, and pulleys 9 matched with the automatic moving guide rails 2 are mounted in the wheel frames 8, so that the machine tail main body 1 can move on the automatic moving guide rails 2 through the pulleys 9.

The self-moving guide rails 2 are symmetrically arranged on two sides of the tail main body 1, referring to fig. 1 to 3, clamping grooves 10 formed in a wheel carrier 8 are clamped on the self-moving guide rails 2, and the longitudinal movable distance between the self-moving guide rails 2 and the clamping grooves 10 is larger than the distance between the pulleys 9 and the self-moving guide rails 2, so that after the self-moving guide rails 2 fall to the ground, when the pulleys 9 contact with the self-moving guide rails 2, the clamping grooves 10 are separated from the self-moving guide rails 2; the rail face of the self-moving guide rail 2 is a V-shaped rail face, because when the working face of the self-moving machine is dug, the working environment is poor, some coal slag often falls into the self-moving guide rail 2, so that the resistance of the pulley 9 matched with the self-moving guide rail 2 is increased due to slag accumulation on the self-moving guide rail 2, the action efficiency is reduced, the coal slag is designed to directly slide from the rail face for the V-shaped guide rail face, the walking of the pulley 9 is not hindered, the advancing efficiency is improved, the wheel face of the pulley 9 is also designed to be a V-shaped wheel face corresponding to the rail face of the self-moving guide rail 2, the clamping with the rail face is convenient, the clamping groove in the prior art is compared, the friction force between the pulley 9 and the self-moving guide rail 2 is greatly reduced, and the advancing efficiency of the self-moving machine tail is further improved. The ground of the self-moving guide rail 2 is provided with concave convex edges or steel bar sections are uniformly welded at the bottom of the self-moving guide rail 2 along the longitudinal direction, so that the friction force between the self-moving guide rail 2 and the ground is increased, and the self-moving tail body can be pushed by the push-pull hydraulic cylinder 4 more efficiently.

The pushing hydraulic cylinder 4 is obliquely arranged between the tail main body 1 and the self-moving guide rail 2, the bottom cylinder body of the pushing hydraulic cylinder 4 is movably hinged to a fixed support arranged on a longitudinal beam of the tail main body 1, the telescopic end of a piston of the pushing hydraulic cylinder 4 is movably hinged to a fixed support arranged on the self-moving guide rail 2, and the included angle range between the pushing hydraulic cylinder 4 and the self-moving guide rail 2 is 15-30 degrees.

The hydraulic system comprises a hydraulic station 5 fixedly arranged on the tail main body 1, wherein the hydraulic station 5 provides high-pressure oil for the lifting hydraulic cylinder 3, the push-pull hydraulic cylinder 4 and the adjusting hydraulic cylinder 6 and controls the lifting hydraulic cylinder 3, the push-pull hydraulic cylinder 4 and the adjusting hydraulic cylinder 6 to work.

The operation and use method of the self-moving belt conveyor tail comprises the following steps:

before the machine tail moves automatically, the connecting part of the belt conveyor frame and the self-moving machine tail frame is disconnected, and a belt is loosened by the machine head; the handle of the operating valve of the lifting hydraulic cylinder is turned over to the lifting position, and the piston end of the lifting hydraulic cylinder extends out, so that the tail main body is integrally lifted, and the operating handle of the lifting hydraulic cylinder is reset; the pushing hydraulic cylinder is operated by a handle to be turned over, the pushing hydraulic cylinders on two sides of the machine tail main body take the self-moving guide rail as a fulcrum, and a piston rod of each pushing hydraulic cylinder extends out by utilizing the friction force between the self-moving guide rail and the ground, so that the machine tail main body moves forwards by one stroke, wherein one stroke is two meters; the handle of the operating valve of the lifting hydraulic cylinder is pulled to the retracted position, the piston rod of the lifting hydraulic cylinder is retracted, so that the machine tail main body integrally falls to the ground, the self-moving guide rails on the two sides are lifted, the operating handle of the push-pull hydraulic cylinder is pulled to the retracted position, the push-pull hydraulic cylinder drives the self-moving guide rails on the two sides to move forwards by a stroke, and the self-moving guide rails fall to the ground to prepare the next machine tail self-moving circulation.

While the utility model has been described in detail with reference to the drawings and examples, it will be understood by those skilled in the art that various changes in the details of the embodiments and various changes in the details of construction and materials may be made therein without departing from the spirit of the utility model and without departing from the scope of the utility model.

Claims

1. A self-moving belt conveyor tail is characterized by comprising a conveyor tail main body, a self-moving guide rail, a plurality of lifting hydraulic cylinders, a push-pull hydraulic cylinder and a hydraulic system; the lifting hydraulic cylinders are correspondingly arranged on two sides of the tail main body, the bottoms of the lifting hydraulic cylinders are fixedly connected with corresponding wheel frames, and pulleys matched with the self-moving guide rails are installed in the wheel frames; the cylinder body and the telescopic piston of the push-pull hydraulic cylinder are respectively and movably hinged with the tail main body and the self-moving guide rail; the hydraulic system comprises a hydraulic station arranged on the tail main body, and the hydraulic station provides power for the lifting hydraulic cylinder and the push-pull hydraulic cylinder and controls the lifting hydraulic cylinder and the push-pull hydraulic cylinder to work.

2. The self-moving belt tail according to claim 1, wherein an adjusting hydraulic cylinder for adjusting the angle of a carrier roller on the tail body is arranged on the tail body.

3. The self-advancing belt tail according to claim 1, wherein the angle between the push-pull direction of the push-pull hydraulic cylinder and the translation direction of the self-advancing guide rail is 15 ° to 30 °.

4. The self-moving belt conveyor tail according to claim 1, wherein the wheel carrier is provided with a clamping groove for clamping the self-moving guide rail, and the longitudinal movement distance of the self-moving guide rail relative to the clamping groove is larger than the distance between the pulley and the self-moving guide rail, so that after the self-moving guide rail falls to the ground, when the pulley contacts with the self-moving guide rail, the clamping groove is separated from the self-moving guide rail.

5. The self-moving belt tail of claim 1, wherein the track surface of the self-moving guide rail is a V-shaped track surface, and the sheave surface of the pulley is a corresponding V-shaped sheave.

6. The self-moving belt tail of claim 5, wherein the bottom surface of the self-moving guide rail is provided with a concave-convex edge structure to increase the friction between the self-moving guide rail and the ground.