Multifunctional conveyor tail coal blocking device

By designing a multi-functional conveyor tail coal blocking device, the problems of inconvenient tool transportation and raw coal leakage were solved, achieving convenient tool storage, resource conservation and improved safety, which meets the requirements of green, energy-saving and environmentally friendly mining.

CN224014734UActive Publication Date: 2026-03-20CHINA COAL ZHANGJIAKOU COAL MINING MACHINERY
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-04-10
Publication Date
2026-03-20

AI Technical Summary

Technical Problem

In coal mine working faces, the transportation of tools and spare parts is inconvenient, time-consuming, and labor-intensive. At the same time, raw coal is prone to leaking out of the tail roadway when the coal mining machine is mining, resulting in resource waste and safety hazards.

Method used

Design a multifunctional coal blocking device at the tail of a conveyor, including a guide rail, connecting pin, water tank and toolbox. The frame structure is adjustable, capable of supporting the toolbox and water tank and moving with the conveyor to prevent raw coal leakage, and integrates tool storage function.

Benefits of technology

It enables convenient storage of tools, reduces labor intensity, prevents resource waste, improves safety and production efficiency, and meets green, energy-saving and environmental protection requirements.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the field of coal mine working face scraper conveyors, in particular to a multifunctional conveyor tail coal blocking device. Working face coal flow is prevented from entering a roadway; tools and small main machine spare parts can be stored, user management is facilitated, and the requirement that the working face is neat and clean is met; a water tank can be borne, and convenience is provided for a user to better cool host equipment. The device mainly comprises a guide rail assembly, a connecting pin assembly, a frame body, a tool box, a water tank and the like, and is arranged on the telescopic tail of the scraper conveyor. The device is simple in structure, wide in application, convenient to disassemble and assemble, capable of flexibly adjusting the installation position and high in adaptability.
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Description

TECHNICAL FIELD

[0001] The utility model relates to a coal mine working face scraper conveyor field, concretely to a multifunctional conveyor tail coal blocking device. BACKGROUND

[0002] The conveyor is one of important components of the fully mechanized coal mining face of the coal mine, the length of the working face thereof is usually more than 300m, some tools or commonly used spare parts are inconveniently transported from the conveyor head to the tail, time and labor are wasted, and unknown safety accidents are prone to occur during the transportation. In order to reduce the labor intensity of the working face staff, eliminate the safety hazard, and improve the production efficiency, a device for conveniently storing the maintenance tools and commonly used spare parts can be placed at the tail. In addition, when the coal mining machine walks to the tail of the conveyor, a large amount of raw coal will flow into the roadway, the coal is difficult to recover, and resources are wasted, so a coal blocking device needs to be placed at the tail, which can prevent the raw coal from leaking out of the tail roadway and protect personal safety. In accordance with the mining requirements of safety, intelligence, high efficiency, green energy saving and environmental protection, a multifunctional conveyor tail coal blocking device is invented. SUMMARY

[0003] The utility model discloses a multifunctional conveyor tail coal blocking device, in order to reduce the resource waste, prevent the raw coal from leaking out of the tail roadway when the coal mining machine is mining. A device for storing maintenance tools and spare parts is also provided, and the device can move with the conveyor. The device can also collect waste water on the working face. The utility model is installed at the tail of the scraper conveyor, perpendicular to the conveying direction of the conveyor, when the support is pushed forward, the tail coal blocking device also moves forward synchronously.

[0004] The utility model discloses a technical scheme of a multifunctional conveyor tail coal blocking device, which comprises a guide rail, a connecting pin, a water tank, a tool box and a frame body. The frame body is a frame welded by multiple steel plates, and the frame is evenly divided into several small compartments with the same internal space. The water tank and the tool box can be carried on the frame. There are two round holes on the rib plate perpendicular to the bottom plate and parallel to the tail of the conveyor, and the height is higher than that of the water tank and the tool box. Two connecting ears are welded on the two sides of the frame body, and the connecting bottom plate under the connecting ear has a certain inclination with the ground. The water tank and the tool box have the same size and can be randomly placed in the frame. The frame body is connected with the guide rail through the connecting pin. There are three connecting ears on the guide rail.

[0005] Further, the guide rail and the frame body of the multifunctional conveyor tail coal blocking device are connected through the connecting pin. The connecting pin is a cylindrical shaft, and small holes are arranged at both ends of the shaft.

[0006] Further, the frame body of the multifunctional conveyor tail coal blocking device is a frame welded by a plurality of steel plates, the height and length of the vertical plate are determined according to actual use, the bottom plate is vertically welded with the vertical plate, and some rib plates are vertically welded on the bottom plate to evenly divide the frame body into several small grids, the internal space of the small grid is same, the frame can carry the water tank and the tool box, two circular holes are formed in the middle two higher rib plates, the height of the hole is higher than the height of the water tank and the tool box. Two connecting ears are welded on the two sides of the frame body, and the connecting bottom plate under the connecting ear is inclined to the ground.

[0007] Further, the water tank and the tool box of the multifunctional conveyor tail coal blocking device are box bodies welded by special plates, the length, width and height of the water tank and the tool box can be consistent; the plate of the water tank is subjected to rust prevention treatment, and the welding seam is subjected to test and cannot have leakage; the internal space of the tool box is provided with multiple partition plates, and the box body is provided with a double door on one side for facilitating opening and closing.

[0008] The multifunctional conveyor tail coal blocking device has the advantages of simple structure, wide application, low cost, convenient installation and flexible use. Not only can the device store repair tools and commonly used spare parts, but also can effectively prevent raw coal from leaking out of the tail roadway, reduce resource waste, reduce the labor intensity of maintenance personnel carrying articles, and eliminate safety hazards. The device has important significance for customers to build advanced technology, excellent work efficiency, environment-friendly, intensive management and modernized mine. BRIEF DESCRIPTION OF DRAWINGS

[0009] Figure 1 It is a general structure schematic view of the utility model;

[0010] Figure 2 It is a guide rail schematic view of the utility model structure;

[0011] Figure 3 It is a frame body schematic view of the utility model structure;

[0012] Figure 4 It is a water tank schematic view of the utility model structure;

[0013] Figure 5 It is a tool box schematic view of the utility model structure;

[0014] Figure 6 It is a connecting pin schematic view of the utility model structure;

[0015] In the drawing, 1 is a guide rail; 2 is a connecting pin; 3 is a water tank; 4 is a tool box; and 5 is a frame body. DETAILED DESCRIPTION

[0016] As Figures 1-6As shown, this utility model consists of: a guide rail, connecting pins, a water tank, a toolbox, and a frame. The frame is a structure welded from multiple steel plates. The height and length of the uprights are determined according to actual use. The base plate is welded perpendicularly to the uprights, and stiffening plates are welded perpendicularly to the base plate, dividing the frame into several equal compartments. Each compartment has the same internal space and can support the water tank and toolbox. Two of the taller stiffening plates in the middle have two round holes, the height of which must be higher than the height of the water tank and toolbox they support. Two vertical connecting lugs are welded to each side of the frame, and the connecting plates below the lugs are inclined to the ground. The water tank and toolbox have the same external dimensions and can be adjusted in position within the frame as needed. The frame is connected to the guide rail via connecting pins. The guide rail has three equidistant connecting lugs, perpendicular to the ground; the horizontal connecting plate of the guide rail has bolt holes for connection to the tail section frame.

[0017] The above detailed description of the technical solution of this utility model with reference to preferred embodiments is illustrative and not a limitation in form. Those skilled in the art, based on reading this utility model specification, can modify the technical solutions described in the embodiments or make equivalent substitutions for some of the technical features, and such modifications or substitutions do not cause the essence of the corresponding technical solutions to deviate from the scope of the technical solutions of the embodiments of this utility model.

Claims

1. A multi-functional conveyor tail coal blocking device, comprising: The guide rail (1), connecting pin (2), water tank (3), toolbox (4), and frame (5) are characterized in that the frame (5) is a frame welded from multiple steel plates. The frame is divided into several small compartments with the same internal space. The frame can support the water tank (3) and toolbox (4). There are two round holes on the stiffening plate that is perpendicular to the bottom plate and parallel to the tail of the conveyor. The height of the stiffening plate is higher than that of the water tank and toolbox. Two connecting ears are welded on both sides of the frame. The connecting bottom plate under the connecting ears has a certain degree of inclination with the ground.

2. The multi-functional conveyor tail coal blocking device according to claim 1, characterized in that... The water tank (3) and the toolbox (4) have the same external dimensions and can be placed in different positions in the frame.

3. The multi-functional conveyor tail coal blocking device according to claim 1, characterized in that... The frame (5) is connected to the guide rail (1) by a connecting pin (2).

4. A multi-functional conveyor tail coal blocking device according to claim 1, characterized in that... The guide rail (1) has 3 connecting ears.