CN212475170U

CN212475170U - Middle trough capable of collecting loose coal for mine crossheading

Info

Publication number: CN212475170U
Application number: CN202020528668.4U
Authority: CN
Inventors: 翟学军; 付之有; 祁怀强; 罗宏伟; 杨存灵; 高霞; 孙长鹤; 牛强; 张译文
Original assignee: China Coal Zhangjiakou Coal Mining Machinery Co Ltd
Current assignee: China Coal Zhangjiakou Coal Mining Machinery Co Ltd
Priority date: 2020-04-13
Filing date: 2020-04-13
Publication date: 2021-02-05
Anticipated expiration: 2030-04-13

Abstract

The utility model relates to a colliery is combined in pit and is adopted working face crossheading scraper blade elevating conveyor field, specifically is a mine crossheading is with middle part groove that can collect the scattered coal, including middle part cell body, U type apron. The U-shaped cover plate is hinged with a side plate of the middle groove body through a pin shaft and is fixed by a limiting pin; the U-shaped cover plate can rotate 60 degrees by taking the pin shaft as the center and is supported to the side plate of the middle groove body by the limiting rib plate for supporting and limiting. The utility model discloses a mine crossheading arranges in crossheading scraper blade elevating conveyor landing zone with middle part groove that can collect scattered coal, and simple structure compactness does not influence the supporting with the leading support, can make things convenient for in the window loading groove of opening from the middle part groove side board the scattered coal in the crossheading, labour saving and time saving, and easy dismounting.

Description

Middle trough capable of collecting loose coal for mine crossheading

Technical Field

The utility model relates to a colliery is combined in pit and is adopted working face crossheading scraper blade elevating conveyor technical field, specifically is a mine crossheading is with middle part groove that can collect the scattered coal.

Background

In the coal mining process, because the coal can leak from the crack between each groove and also has a large amount of coals to spill to the ground when unloading from the elevating conveyor head to the belt self-moving tail in the scraper blade elevating conveyor transportation process, these reasons all can lead to possessing a large amount of scattered coals in the crossheading tunnel, in order to retrieve these scattered coals and not extravagant, can only be through opening elevating conveyor section middle part groove apron at this moment, the manual shovel with the spade is gone into the inslot from middle part groove top with scattered coal. However, with the construction of high-yield and high-efficiency mines, the fully mechanized coal mining face conveying equipment is developed towards the direction of large transportation volume and heavy weight. At present, the height of the middle groove of the landing section of the large-scale reversed loader is more than two meters, and the time and labor are wasted when the coal is manually shoveled into the groove from the upper part of the middle groove. Therefore, the need of providing a middle trough for conveniently collecting the bulk coal is urgent for the development of heavy-duty conveying equipment.

Disclosure of Invention

In view of this, the utility model aims at providing a mine crossheading is with middle part groove that can collect scattered coal arranges in the crossheading scraper blade elevating conveyor section of falling to the ground, can conveniently pack into the middle part inslot with the scattered coal in the crossheading tunnel. The middle trough is configured, so that the recovery rate of the bulk coal is improved, and the method is time-saving, labor-saving, safe and efficient.

The utility model adopts the technical proposal that: a middle trough used for a mine crossheading and capable of collecting loose coal comprises a middle trough body 1 and a U-shaped cover plate 2; the lower part of the U-shaped cover plate 2 is hinged with a side plate 11 of the middle groove body 1 through a pin shaft 4, the upper part of the U-shaped cover plate is fixed by a limiting pin 3, and the pin shaft 4 is fixed by a cotter pin 5; the U-shaped cover plate 2 can be rotatably opened by taking the pin shaft 4 as a center; the U-shaped cover plates 2 are symmetrically arranged on two sides of the middle groove body 1.

Furthermore, the middle trough body 1 is formed by welding a middle plate, a bottom plate, end heads, side plates 11 and the like; the device is also characterized in that a window A is formed in the middle of the side plate 11, a plate 12 is welded below the window A, and a pipe A13 is welded on the plate 12; and a connecting plate 14 with a boss is welded above the window A.

Furthermore, a rectangular hole B is formed above the U-shaped cover plate 2 and matched with a boss of the connecting plate 14; a handle 23 is welded below the rectangular hole B; two tubes B21 are welded under the U-shaped cover plate 2, the tube B21 is matched and butted with the tube A13 on the side plate 11, and the pin shaft 4 penetrates through the tube A13 and the tube B21.

Further, the U-shaped cover plate 2 is provided with three limiting rib plates 22, and the C-surface at the lower ends of the limiting rib plates 22 is in contact with the side plate 11 of the middle groove body 1 for supporting and limiting, so that the U-shaped cover plate 2 forms an angle of 60 degrees with the vertical direction.

The utility model relates to a mine crossheading is with middle part groove that can collect the scattered coal, and the collection of the scattered coal in the convenient crossheading tunnel is retrieved, and labour saving and time saving has satisfied the high yield efficient exploitation requirement of coal mine working face.

The technical solution of the present invention will be described in detail with reference to the accompanying drawings and the detailed description.

Description of the drawings:

FIG. 1 is a schematic view of a middle trough for collecting bulk coal for a mine crossheading;

FIG. 2 is a schematic view of the structure of the middle trough body of the present invention;

FIG. 3 is a schematic view of the U-shaped cover plate of the present invention;

FIG. 4 is a top view of FIG. 3;

FIG. 5 is a schematic view of the present invention showing the U-shaped cover plate on one side being opened;

in the figure: 1 middle groove body, 2U-shaped cover plate, 3 spacing pins, 4 pin shafts, 5 split pins, 11 side plates, 12 plates, 13 pipes A, 14 connecting plates, 21 pipes B, 22 spacing rib plates and 23 handles

The specific implementation mode is as follows:

the following detailed description of the embodiments of the present invention is made with reference to the accompanying drawings:

as shown in fig. 1, 2, 3, 4 and 5, the middle trough for collecting bulk coal for a mine crossheading of the present invention structurally comprises a middle trough body 1 and a U-shaped cover plate 2; the middle tank body 1 is formed by welding a middle plate, a bottom plate, end heads, side plates 11 and the like; a window A is formed in the middle of the side plate 11, a plate 12 is welded below the window A, and a pipe A13 is welded on the plate 12; and a connecting plate 14 with a boss is welded above the window A.

The U-shaped cover plate 2 is provided with a rectangular hole B above, the rectangular hole B is matched with a boss of the connecting plate 14, a handle 23 is welded below the rectangular hole B, two pipes B21 are welded below the U-shaped cover plate 2, a pipe B21 is matched and butted with a pipe A13 on the side plate 11, and the U-shaped cover plate 2 is further provided with three limiting rib plates 22.

Butting two tubes B21 of the U-shaped cover plate 2 with a tube A13 on the side plate 11, penetrating the tubes A13 and B21 through a pin shaft 4, and clamping one end of the pin shaft 4 by an opening pin 5, wherein the U-shaped cover plate 2 is hinged and fixed with the side plate 11; the rectangular hole B of the U-shaped cover plate 2 penetrates through the boss of the connecting plate 14 and is fixed by the limiting pin 3, and then the U-shaped cover plate 2 is installed on the middle groove body 1. In addition, the U-shaped cover plates 2 are symmetrically arranged on two sides of the middle groove body 1, and the use of a left working surface and a right working surface is met.

When the amount of scattered coal in the crossheading is large and the scattered coal needs to be cleaned and recovered, the limiting pin 3 is opened, the U-shaped cover plate 2 is opened by taking the pin shaft 4 as a rotating center, and the C surfaces at the lower ends of the three limiting rib plates 22 on the U-shaped cover plate 2 are contacted with the side plate 11 of the middle groove body 1 to be supported and limited, so that the U-shaped cover plate 2 and the vertical direction form 60 degrees, and the scattered coal is shoveled into the U-shaped cover plate 2 and then slides into the groove from the window A. After the scattered coal is cleaned, the U-shaped cover plate 2 is closed to prevent the coal from leaking out of the window A in the coal conveying process.

The foregoing detailed description of the embodiments of the invention with reference to preferred embodiments is illustrative rather than limiting in form. On reading the present disclosure, those skilled in the art may modify the technical solutions described in the embodiments or may substitute part of the technical features of the embodiments, and these modifications or substitutions do not make the essence of the corresponding technical solutions depart from the scope of the embodiments of the present disclosure.

Claims

1. The utility model provides a mine crossheading is with middle part groove that can collect loose coal which characterized in that: comprises a middle groove body (1) and a U-shaped cover plate (2); the lower part of the U-shaped cover plate (2) is hinged with a side plate (11) of the middle groove body (1) through a pin shaft (4), the upper part of the U-shaped cover plate is fixed by a limiting pin (3), and the pin shaft (4) is fixed by a cotter pin (5); the U-shaped cover plate (2) can be opened in a rotating mode by taking the pin shaft (4) as the center; the U-shaped cover plates (2) are symmetrically arranged on two sides of the middle groove body (1).

2. The middle trough capable of collecting the bulk coal for the mine crossheading as claimed in claim 1, wherein the middle trough body (1) is formed by welding a middle plate, a bottom plate, an end head and a side plate (11); a window (A) is formed in the middle of the side plate (11), a plate (12) is welded below the window (A), and a pipe A (13) is welded on the plate (12); a connecting plate (14) with a boss is welded above the window (A).

3. The middle trough used for collecting the bulk coal in the mine crossheading is characterized in that a rectangular hole (B) is formed above the U-shaped cover plate (2) and is matched with a boss of the connecting plate (14); a handle (23) is welded below the rectangular hole (B); two pipes B (21) are welded below the U-shaped cover plate (2), the pipes B (21) are in matched butt joint with the pipes A (13) on the side plate (11), and the pin shaft (4) penetrates through the pipes A (13) and the pipes B (21).

4. The middle trough used for the mine crossheading and capable of collecting the scattered coal according to claim 1, wherein the U-shaped cover plate (2) is provided with three limiting rib plates (22), and the lower end surfaces (C) of the limiting rib plates (22) are in contact with the side plates (11) of the middle trough body (1) for supporting and limiting, so that the U-shaped cover plate (2) forms an angle of 60 degrees with the vertical direction.