CN217894182U - Coal mining system - Google Patents

Abstract

The utility model discloses a coal mining system, coal mining system includes to combine the machine of digging, the elevating conveyor, the conveyer and keep off the coal subassembly, the elevating conveyor is established on combining the machine of digging, in order to be used for receiving and carrying to combine the coal of digging the machine exploitation, the at least part of conveyer is located the elevating conveyor and keeps away from the below of combining the one end of digging the machine, it is used for preventing that coal from spilling hourglass to keep off the coal subassembly, it includes the mounting bracket to keep off the coal subassembly, first baffle and second baffle, the mounting bracket is movably established on the conveyer, the at least part of mounting bracket is located the elevating conveyor and keeps away from the below of combining the one end of digging the machine and links to each other with combining the machine of digging, first baffle and second baffle are established in the mounting bracket along the orthogonal in the direction of delivery of elevating conveyor interval relatively, the direction that the elevating conveyor was kept away from to first baffle orientation extends and the direction slope towards the second baffle, the direction slope of keeping away from the elevating conveyor is extended and is towards the direction of first baffle to the second baffle orientation. The utility model discloses a coal mining system has advantages such as simple structure, conveying efficiency height, low cost.

Description

Coal mining system

Technical Field

The utility model relates to a coal mining field specifically, relates to a coal mining system.

Background

Coal mining by means of comprehensive mechanized mining has become an important mode of coal mining operation. When coal is mined in this manner, a coal cutter is generally used to cut coal, and the cut coal is transported to a predetermined position by a coal transport system.

In the related technology, the coal conveying system is easy to spill materials, and the conveying efficiency is low.

SUMMERY OF THE UTILITY MODEL

The present invention is made based on the discovery and recognition by the inventors of the following facts and problems:

the tail loading belt of the fully-mechanized excavating machine strides on the bearing part slide way and moves forwards along with the movement of the fully-mechanized excavating machine, and the tail of the transfer conveyor swings along with the possibility of left-right swinging in the moving process of the fully-mechanized excavating machine, so that the coal breakage can not be ensured to fall in the middle of the transfer belt at the lower part in the coal discharging process, part of coal gangue falls in the middle of the bearing part carrier roller or slides into the tail along with the bottom belt, the tail of the machine is blocked with the coal gangue, and the belt is damaged.

The present invention aims at solving at least one of the technical problems in the related art to a certain extent. Therefore, the embodiment of the utility model provides a coal mining system that simple structure, difficult spilling material are proposed.

The utility model discloses coal mining system includes: fully-mechanized excavating machines; the reversed loader is arranged on the fully-mechanized excavating machine and is used for receiving and conveying coal mined by the fully-mechanized excavating machine; a conveyor, at least part of which is located below one end of the reversed loader away from the fully-mechanized excavating machine, for receiving and conveying coal reversed from the reversed loader; keep off the coal subassembly, keep off the coal subassembly and be used for preventing that coal from spilling hourglass, keep off the coal subassembly and include mounting bracket, first baffle and second baffle, the mounting bracket is movably established on the conveyer, at least part of mounting bracket is located the elevating conveyor is kept away from the below of the one end of digging the machine and with the elevating conveyor links to each other, first baffle with the second baffle is followed the quadrature in the direction of delivery interval of elevating conveyor is established relatively in the mounting bracket, first baffle orientation is kept away from the direction of elevating conveyor extends and the orientation the direction slope of second baffle, the second baffle orientation is kept away from the direction of elevating conveyor extends and the orientation the direction slope of first baffle.

The utility model discloses coal mining system sets up and keeps off the coal subassembly to in the coal on the convenient elevating conveyor falls into the coal subassembly that keeps off, the rethread keeps off the coal subassembly and falls into the conveyer, prevents to make things convenient for the coal to shift to and take place to spill on the conveyer and leak.

In some embodiments, the coal blocking assembly further comprises a third baffle plate disposed on the mounting frame, the third baffle plate being disposed opposite the reversed loader along the conveying direction of the reversed loader.

In some embodiments, the coal baffle assembly further comprises a first rubber plate and a second rubber plate, the first rubber plate is arranged on the side of the first baffle plate facing the second baffle plate, and the second rubber plate is arranged on the side of the second baffle plate facing the first baffle plate.

In some embodiments, the first baffle and the second baffle are both arranged at intervals along the height direction of the mounting rack with the conveyor, and the lower end of the first rubber plate and the lower end of the second rubber plate are both in contact with the conveyor.

In some embodiments, the coal blocking assembly further includes a fourth baffle and a fifth baffle, the fourth baffle is disposed on the first baffle, the fifth baffle is disposed on the second baffle, and both the fourth baffle and the fifth baffle are spaced from the reversed loader along the conveying direction of the reversed loader.

In some embodiments, the coal mining system further includes a support trolley coupled to the transfer conveyor, the support trolley positioned between the transfer conveyor and the conveyor to support the transfer conveyor on the conveyor.

In some embodiments, the extending direction of the first baffle intersects with the height direction of the mounting rack to form a first included angle, the extending direction of the second baffle intersects with the height direction of the mounting rack to form a second included angle, and the first included angle and the second included angle range from 45 ° to 55 °.

In some embodiments, the conveyor comprises a bearing part and a conveying part which are connected in sequence, the bearing part is positioned below one end of the transfer conveyor far away from the fully-mechanized excavating machine, and the coal blocking assembly is movably arranged on the bearing part.

In some embodiments, the coal blocking assembly further includes a first support and a second support, the first support and the second support are spaced apart from each other along the conveying direction orthogonal to the reversed loader, a lower end of the first support is in abutting engagement with the bearing portion of the conveyor, and a lower end of the second support is in abutting engagement with the bearing portion of the conveyor.

In some embodiments, a frame of the reversed loader is provided with a first hole penetrating through the frame along the height direction of the mounting frame, the mounting frame is provided with a second hole matched with the first hole, and the first hole and the second hole are oppositely arranged in the height direction of the mounting frame and are connected through a pin shaft.

Drawings

Fig. 1 is a schematic structural diagram of a coal mining system according to an embodiment of the present invention.

Fig. 2 is a schematic structural diagram of a coal blocking assembly and a conveyor of the coal mining system according to the embodiment of the invention.

Reference numerals:

a coal mining system 100;

a reversed loader 1; a coal blocking component 2; a first baffle plate 21; a second shutter 22; a third baffle 23; a fourth baffle 24; a mounting frame 25; a conveyor 3; a carrier part 31; supporting the cart 4.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

A coal mining system according to an embodiment of the present invention is described below with reference to the drawings.

As shown in fig. 1-2, the coal mining system of the embodiment of the present invention includes a roadheader (not shown in the figure), a reversed loader 1, a conveyor 3 (not shown in the figure), and a coal blocking assembly 2.

The reversed loader 1 is arranged on the fully-mechanized excavating machine and is used for receiving and conveying coal mined by the fully-mechanized excavating machine. Specifically, as shown in fig. 1, a transfer conveyor 1 is arranged at the tail of the fully-mechanized excavating machine, the fully-mechanized excavating machine is used for operations such as excavating, rock loading, coal transporting, supporting, and nailing, and the transfer conveyor 1 is arranged at the left end of the fully-mechanized excavating machine, so that the coal mined by the fully-mechanized excavating machine is conveyed to the transfer conveyor 1 and then is transferred and transported by the transfer conveyor 1.

A portion of the conveyor 3 is located below an end of the transfer conveyor 1 remote from the roadheader for receiving and conveying coal transferred from the transfer conveyor 1. Specifically, the conveyor 3 may be a belt conveyor 3 or a scraper conveyor 3, the right end of the conveyor 3 is provided below the tail of the transfer conveyor 1, and the coal falls onto the conveyor 3 from the tail of the transfer conveyor 1 and is conveyed to the destination by the conveyor 3.

Keep off coal subassembly 2 and be used for preventing that coal from spilling hourglass, keep off coal subassembly 2 and include mounting bracket 25, first baffle 21 and second baffle 22, the movably setting up of mounting bracket 25 is on conveyer 3, at least part of mounting bracket 25 is located the below of the one end of fully-mechanized excavating machine is kept away from to elevating conveyor 1 and links to each other with elevating conveyor 1, first baffle 21 and second baffle 22 are relative to establishing in mounting bracket 25 along the direction of delivery (as the left right direction that figure 1 shows) interval of elevating conveyor 1, first baffle 21 extends and inclines towards the direction of second baffle 22 towards the direction of keeping away from elevating conveyor 1, second baffle 22 extends and inclines towards the direction of first baffle 21 towards the direction of keeping away from elevating conveyor 1. Specifically, as shown in fig. 1-2, the mounting bracket 25 is a rectangular parallelepiped frame, the right end of the mounting bracket 25 is disposed between the conveyor 3 and the reversed loader 1, and the right end of the mounting bracket 25 is connected to the tail of the reversed loader 1, so that the coal blocking assembly 2 is driven by the reversed loader 1 to move on the conveyor 3, the first baffle 21 and the second baffle 22 are both made of metal, the first baffle 21 and the second baffle 22 are both disposed in the mounting bracket 25, the first baffle 21 extends from top to bottom and inclines backwards, the second baffle 22 extends from top to bottom and inclines forwards, so that the distance between the upper ends of the first baffle 21 and the second baffle 22 is gradually reduced from top to bottom, when the reversed loader 1 drops coal, the coal can fall into the first baffle 21 and the second baffle 22 of the moved coal blocking assembly 2, and thus fall into the middle of the belt of the conveyor 3, and the purpose of preventing coal leakage is achieved, dangerous factors caused by coal dropping are effectively prevented, life safety of field operators is ensured, labor intensity of workers is reduced, and maintenance work of equipment is reduced.

The utility model discloses coal mining system 100 sets up and keeps off coal subassembly 2 to take place coal leakage, long-pending coal phenomenon when having avoided elevating conveyor 1 to conveyer 3, reduced workman intensity of labour, effectively improve the safety in production standardization, both sides drop bold coal gangue when avoiding elevating conveyor 1 to conveyer 3 during shipment, cause and injure personnel's phenomenon by a crashing object, improve factor of safety.

In some embodiments, the coal deflector assembly 2 further comprises a third baffle 23, the third baffle 23 is disposed on the mounting frame 25, and the third baffle 23 is disposed opposite to the transfer conveyor 1 in the conveying direction of the transfer conveyor 1. Specifically, as shown in fig. 2, the third baffle 23 is mounted on the mounting frame 25 through a fastener, and the third baffle 23 and the tail of the reversed loader 1 are oppositely arranged at an interval in the left-right direction, when coal is transported from the tail of the reversed loader 1 to the coal blocking assembly 2, the coal can fall on the third baffle 23, and fall on the conveyor 3 through the third baffle 23, so that the coal is further prevented from being scattered and leaked outside the conveyor 3.

In some embodiments, the coal deflector assembly 2 further comprises a first rubber plate (not shown) disposed on a side of the first baffle 21 facing the second baffle 22, and a second rubber plate (not shown) disposed on a side of the second baffle 22 facing the first baffle 21. Specifically, first rubber slab passes through the fastener and establishes the rear side at first baffle 21, and the second rubber slab passes through the fastener and establishes the front side at second baffle 22 to play the coal breakage cushioning effect through first rubber slab and second rubber slab, prevent that coal from dropping on first baffle 21 and second baffle 22 and taking place the noise, reduce the impaired of the belt on conveyer 3, reduce the belt material consumption on conveyer 3, improved conveyer 3's life.

In some embodiments, the first baffle 21 and the second baffle 22 are both spaced apart from the conveyor 3 in the height direction (up-down direction as shown in fig. 1) of the mounting frame 25, and the lower end of the first rubber sheet and the lower end of the second rubber sheet are both in contact with the conveyor 3. Specifically, as shown in fig. 1-2, the lower end of the first baffle 21 and the lower end of the second baffle 22 are both spaced from the upper end face of the conveyor 3, and the first baffle 21 and the second baffle 22 are prevented from contacting the conveyor 3, which results in the first baffle 21 and the second baffle 22 scratching the conveyor belt of the conveyor 3, the upper portion of the first rubber sheet is attached to the rear side face of the first baffle 21, the lower portion of the first rubber sheet extends out of the first baffle 21 and contacts the conveyor belt of the conveyor 3, the upper portion of the second rubber sheet is attached to the front side face of the second baffle 22, and the lower portion of the second rubber sheet extends out of the second baffle 22 and contacts the conveyor belt of the conveyor 3, so that coal is conveyed to the conveyor belt of the conveyor 3 through the first rubber sheet and the second rubber sheet, and the coal is prevented from leaking.

In some embodiments, the coal deflector assembly 2 further comprises a fourth deflector 24 and a fifth deflector (not shown), the fourth deflector 24 being provided on the first deflector 21, the fifth deflector being provided on the second deflector 22, the fourth deflector 24 and the fifth deflector being spaced apart from the transfer conveyor 1 in the conveying direction of the transfer conveyor 1. Specifically, as shown in fig. 1, the fourth baffle 24 extends in the up-down direction and is disposed above the first baffle 21, the fifth baffle extends in the up-down direction and is disposed above the second baffle 22, the fourth baffle 24 and the fifth baffle are higher than the transfer conveyor 1 in the up-down direction, the fourth baffle 24 and the fifth baffle are disposed at an interval from the tail of the transfer conveyor 1 in the left-right direction, coal conveyed from the tail of the transfer conveyor 1 is conveyed into the first baffle 21 and the second baffle 22 through the fourth baffle 24 and the fifth baffle and then falls onto the conveyor 3, the fourth baffle 24 and the fifth baffle play a role in guiding falling coal, and further prevent coal from leaking.

In some embodiments, the coal mining system 100 further includes a support cart 4, the support cart 4 is connected to the transfer conveyor 1, the support cart 4 is located between the transfer conveyor 1 and the conveyor 3, and the support cart 4 and the coal blocking assembly 2 are spaced apart along the conveying direction of the transfer conveyor 1. Specifically, as shown in fig. 1, the supporting trolley 4 is arranged between the left end of the reversed loader 1 and the right end of the conveyor 3, the supporting trolley 4 and the coal blocking assembly 2 are arranged at intervals along the left-right direction, the supporting trolley 4 is connected with the coal blocking assembly 2 through a connecting piece, and the supporting trolley 4 is used for supporting the tail end of the reversed loader 1 on the conveyor 3 and also can drive the coal blocking assembly 2 to move on the conveyor 3.

It will be appreciated that the support trolley 4 and the coal deflector assembly 2 are connected by connecting ropes and cables.

In some embodiments, the first baffle 21 extends at a first angle with respect to the height of the mounting bracket 25, and the second baffle 22 extends at a second angle with respect to the height of the mounting bracket 25, the first and second angles being in the range of 45 ° to 55 °. Specifically, as shown in fig. 2, an included angle between the inclination direction of the first baffle 21 and the up-down direction is 45 ° to 55 °, an included angle between the inclination direction of the second baffle 22 and the up-down direction is 45 ° to 55 °, and in order to ensure that a gap exists between the first baffle 21 and the second baffle 22, when the included angle is too large, an interval between an upper end portion of the first baffle 21 and an upper end portion of the second baffle 22 is too large, the volume of the coal blocking assembly 2 is too large, and when the included angle is too small, coal easily leaks out of the conveyor 3 when coal flows onto the conveyor 3 from the lower ends of the first baffle 21 and the second baffle 22.

In some embodiments, the conveyor 3 comprises a bearing part 31 and a conveying part (not shown in the figures) which are connected in sequence, the bearing part 31 is positioned below one end of the transfer conveyor 1 far away from the comprehensive excavating machine, and the coal blocking assembly 2 is movably arranged on the bearing part 31. Specifically, as shown in fig. 2, the bearing part 31 is arranged at the right end of the transportation part, the bearing part 31 and the tail part of the fully-mechanized excavating machine are arranged oppositely at intervals in the vertical direction, and the cross beams on the front side and the rear side of the bearing part 31 are used as moving slideways, so that the mounting rack 25 moves left and right on the cross beams on the front side and the rear side of the two sides of the bearing part 31, and the coal blocking assembly 2 is more reasonably arranged and flexibly operated and can move along with the movement of the reversed loader 1. Therefore, the reversed loader 1 can correctly guide the coal falling into the middle of the belt bearing part 31 during the moving delivery period, the coal falling into the bottom belt or the two sides of the bearing part 31 is avoided, the normal operation time of the equipment is prolonged, the maintenance workload of the belt conveyor 3 and the reversed loader 1 is reduced, and the life safety of field workers is ensured.

In some embodiments, the coal blocking assembly 2 further includes a first support (not shown) and a second support (not shown), the first support and the second support are spaced apart from each other along a direction orthogonal to the conveying direction of the transfer conveyor 1 (i.e., the front-back direction shown in fig. 1) on the mounting frame 25, a lower end of the first support is in abutting engagement with the carrying portion 31 of the conveyor 3, and a lower end of the second support is in abutting engagement with the carrying portion 31 of the conveyor 3. Specifically, as shown in fig. 1, the first support member and the second support member are rolling wheels, and the first support member and the second support member are provided at the lower end of the mounting frame 25 at an interval in the front-rear direction, so that the coal blocking assembly 2 smoothly moves on the conveyor 3 through the first support member and the second support member.

It can be understood that the number of the first supporting members and the second supporting members can be multiple, and the multiple first supporting members and the multiple second supporting members are all arranged at the bottom of the mounting frame 25 at intervals along the left-right direction, so that the stability of left-right movement of the coal blocking assembly 2 is ensured, and the first supporting members and the second supporting members can also be supporting rods.

In some embodiments, the frame of the reversed loader 1 is provided with a first hole (not shown) penetrating through the frame along the height direction of the mounting frame 25 (the up-down direction shown in fig. 1), the mounting frame 25 is provided with a second hole (not shown) matching with the first hole, and the first hole and the second hole are oppositely arranged in the height direction of the mounting frame 25 and connected through a pin. Specifically, all be equipped with the first hole that runs through the frame along upper and lower direction in the frame of the front and back both sides of elevating conveyor 1, the up end of mounting bracket is equipped with the second hole relative with first hole in upper and lower direction, wears to establish on first hole and second hole through the round pin axle to link to each other mounting bracket 25 detachably and elevating conveyor 1, from this, guarantee to keep off and have certain home range between coal subassembly 2 and the elevating conveyor 1, prevent to keep off coal subassembly 2 and remove the in-process impaired.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless explicitly defined otherwise.

In the present invention, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly, e.g., as being fixedly connected, detachably connected, or integrated; may be mechanically coupled, may be electrically coupled or may be in communication with each other; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the present disclosure, the terms "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present disclosure. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Moreover, various embodiments or examples and features of various embodiments or examples described in this specification can be combined and combined by one skilled in the art without being mutually inconsistent.

Although the above embodiments have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations to the above embodiments by those of ordinary skill in the art are intended to be within the scope of the present invention.

Claims (10)

1. A coal mining system, comprising: fully-mechanized excavating machines; the reversed loader is arranged on the fully-mechanized excavating machine and is used for receiving and conveying coal mined by the fully-mechanized excavating machine; a conveyor, at least part of which is located below one end of the reversed loader far away from the fully-mechanized excavating machine, for receiving and conveying coal reversed from the reversed loader; keep off the coal subassembly, keep off the coal subassembly and be used for preventing that coal from spilling hourglass, keep off the coal subassembly and include mounting bracket, first baffle and second baffle, the mounting bracket is movably established on the conveyer, at least part of mounting bracket is located the elevating conveyor is kept away from the below of the one end of digging the machine and with the elevating conveyor links to each other, first baffle with the second baffle along the quadrature in the direction of delivery interval of elevating conveyor is established relatively in the mounting bracket, first baffle orientation is kept away from the direction of elevating conveyor extends and the orientation the direction slope of second baffle, the second baffle orientation is kept away from the direction of elevating conveyor extends and the orientation the direction slope of first baffle.

2. The coal mining system of claim 1, wherein the coal deflector assembly further comprises a third deflector plate disposed on the mounting frame, the third deflector plate being disposed opposite the reversed loader in a conveying direction of the reversed loader.

3. The coal mining system of claim 1, wherein the coal deflector assembly further comprises a first rubber sheet disposed on a side of the first baffle plate facing the second baffle plate and a second rubber sheet disposed on a side of the second baffle plate facing the first baffle plate.

4. The coal mining system of claim 3, wherein the first baffle and the second baffle are both spaced apart from the conveyor in a height direction of the mounting frame, and a lower end of the first rubber sheet and a lower end of the second rubber sheet are both in contact with the conveyor.

5. The coal mining system of claim 1, wherein the coal retention assembly further includes a fourth baffle and a fifth baffle, the fourth baffle being disposed on the first baffle, the fifth baffle being disposed on the second baffle, the fourth baffle and the fifth baffle both being spaced from the reversed loader along a conveying direction of the reversed loader.

6. The coal mining system of claim 1, further comprising a support trolley connected to the transfer conveyor, the support trolley being positioned between the transfer conveyor and the conveyor to support the transfer conveyor on the conveyor.

7. The coal mining system of claim 1, wherein the extending direction of the first baffle plate intersects the height direction of the mounting rack to form a first included angle, the extending direction of the second baffle plate intersects the height direction of the mounting rack to form a second included angle, and the first included angle and the second included angle range from 45 degrees to 55 degrees.

8. The coal mining system of claim 1, wherein the conveyor includes a carrying portion and a transporting portion connected in series, the carrying portion being located below an end of the transfer conveyor remote from the fully mechanized mining machine, the coal blocking assembly being movably disposed on the carrying portion.

9. The coal mining system of claim 8, wherein the coal blocking assembly further comprises a first support and a second support, the first support and the second support are spaced apart along the conveying direction orthogonal to the reversed loader and are disposed on the mounting frame, a lower end of the first support is in abutting engagement with the bearing portion of the conveyor, and a lower end of the second support is in abutting engagement with the bearing portion of the conveyor.

10. The coal mining system according to any one of claims 1 to 9, wherein a frame of the reversed loader is provided with a first hole penetrating through the frame along a height direction of the mounting frame, the mounting frame is provided with a second hole matched with the first hole, and the first hole and the second hole are oppositely arranged in the height direction of the mounting frame and are connected through a pin shaft.

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