Belt conveyor for coal mine

Abstract

The utility model belongs to the technical field of conveyors, and particularly relates to a belt conveyor for a coal mine. The belt conveyor for the coal mine comprises a conveyor body, the two ends of the conveyor body are rotationally connected with a conveying belt through carrier rollers, a plurality of anti-skid blocks arranged at equal intervals are arranged on the conveying belt, and connecting plates are fixed to the two sides of the conveyor body. A fixing frame is connected between the connecting plates on the two sides, corresponding fixing grooves are formed in the connecting positions of the two ends of the fixing frame and the mounting grooves, and a plurality of fans are fixedly connected to the fixing frame. Adjusting grooves perpendicular outwards are formed in the two sides of the conveyor body, adjusting plates are slidably connected into the adjusting grooves, and an adjusting roller is rotationally connected between the adjusting plates on the two sides. The adjusting roller is composed of a roller body and two adjusting frames, the two adjusting frames are slidably connected with the two ends of the roller body, and the side, away from the roller body, of each adjusting frame is of a conical structure with the diameter gradually increased.

Description

Technical Field

[0001] The utility model belongs to the technical field of conveyors, and in particular relates to a belt conveyor for coal mines. Background Art

[0002] Water inrush accidents at coal mine working faces are common coal mine accidents in recent years. The occurrence of water inrush accidents at coal mines will lead to production suspension at the working face, equipment damage, and huge economic losses.

[0003] After water is discharged from the working face, the conveyor belt on the conveyor is prone to slipping due to the high moisture content in the coal in the coal mine, affecting transportation and operations. Therefore, the present application proposes a belt conveyor for coal mines that can air-dry and adjust the conveyor belt. Utility Model Content

[0004] The technical problem to be solved by the utility model is that the existing belt conveyor is prone to slipping when encountering thin coal with too much water in use, which affects the operation.

[0005] In order to solve the above technical problems, the technical solution provided by the utility model is: a belt conveyor for coal mines, comprising a conveyor body, both ends of the conveyor body are rotatably connected with conveying belts through rollers, a plurality of anti-slip blocks arranged at equal intervals are arranged on the conveyor belt, connecting plates are fixed on both sides of the conveyor body, the connecting plates on both sides are connected with fixing frames through two mounting grooves, the fixing frame is a U-shaped structure as a whole, and corresponding fixing grooves are arranged at the connection between the two ends of the fixing frame and the mounting grooves, and a plurality of fans are fixedly connected to the fixing frame; outwardly vertical adjustment grooves are arranged on both sides of the conveyor body, an adjustment plate is slidably connected inside the adjustment groove, and an adjustment roller is rotatably connected between the adjustment plates on both sides; the adjustment roller is composed of a roller body and two adjustment frames, the two adjustment frames are slidably connected to the two ends of the roller body, and the adjustment frame is located on the side away from the roller body and is a conical structure with a gradually increasing diameter.

[0006] As an improvement, the cross section of the anti-sliding block is a right-angled triangle structure, and the right-angled side on one side is perpendicular to the surface of the conveyor belt.

[0007] As an improvement, the connecting plate is fixedly connected to the fixing frame by passing through the installation groove and the fixing groove through the cooperation of the first bolt and the nut.

[0008] As an improvement, the installation groove is a long strip-shaped through structure perpendicular to the ground, and the fixing groove has the same direction and width as the installation groove.

[0009] As an improvement, the fixing groove is a strip structure having a length shorter than that of the installation groove.

[0010] As an improvement, the two sides of the adjustment groove are fixedly connected to the adjustment plate through multiple limit grooves, and the multiple limit grooves and the adjustment plate are connected by second bolts and nuts, and the directions of the multiple limit grooves are set perpendicular to the conveyor body.

[0011] As an improvement, multiple guide grooves are provided on both sides of the roller body, and corresponding guide slide blocks are provided at the adjustment frame at the guide grooves, an adjustment port is provided on one side of the two symmetrical guide grooves, and a threaded rod is provided in the adjustment port and the guide groove on one side, the threaded rod is connected with the inner part of the guide slide block through a thread, and an adjustment block is provided at the adjustment port of the threaded rod.

[0012] The advantages of the utility model compared with the prior art are:

[0013] 1. The belt conveyor can prevent the thin coal from slipping on the conveying belt by arranging multiple anti-slip blocks on the surface of the belt, and can dry the conveying belt by arranging multiple fans above the conveying belt, thereby preventing the conveying belt from slipping;

[0014] 2. This belt conveyor is equipped with an adjusting roller on the inner side of the conveying belt, which can correct the position of the belt through the adjusting roller, thereby preventing the belt from deviating on the conveyor and affecting the use of the conveyor. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 The utility model is a structural diagram of a belt conveyor for coal mines.

[0016] Figure 2 The utility model is a cross-sectional three-dimensional structural diagram of a belt conveyor for coal mines.

[0017] Figure 3 The utility model is a structural diagram of a connecting plate and a fixing frame of a belt conveyor for coal mines.

[0018] Figure 4 The utility model is a structural diagram of an adjusting roller of a belt conveyor for coal mines.

[0019] Figure 5 The utility model is a diagram showing the adjustment state of a fixed frame of a belt conveyor for coal mines.

[0020] As shown in the figure: 1. Conveyor body; 2. Roller; 3. Conveyor belt; 4. Anti-sliding block; 5. Connecting plate; 6. Mounting slot; 7. Fixing frame; 8. Fixing slot; 9. Multiple fans; 10. Adjusting slot; 11. Adjusting plate; 12. Adjusting roller; 13. Roller body; 14. Adjusting frame; 15. First bolt and nut; 16. Multiple limit slots; 17. Second bolt and nut; 18. Guide slide; 19. Adjusting port; 20. Threaded rod; 21. Adjusting block; 22. Guide slide DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] In the description of the utility model, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the utility model can be understood according to specific circumstances.

[0023] Embodiment 1:

[0024] As the instruction manual Figure 1-5 As shown, a belt conveyor for coal mines comprises a conveyor body 1, both ends of the conveyor body 1 are rotatably connected with a conveying belt 3 via rollers 2, a plurality of anti-slip blocks 4 are arranged at equal intervals on the conveying belt 3, the cross section of the anti-slip block 4 is a right-angled triangle structure, and the right-angled side on one side is perpendicular to the surface of the conveying belt 3, and the triangular anti-slip block 4 can reduce a gap formed between the anti-slip block 4 and the surface of the conveying belt 3, which is conducive to air drying.

[0025] Correspondingly, connecting plates 5 are fixed on both sides of the conveyor body 1, and the connecting plates 5 on both sides are connected to fixing frames 7 through two mounting grooves 6. The fixing frame 7 is a U-shaped structure as a whole, and corresponding fixing grooves 8 are provided at the connection between the two ends of the fixing frame 7 and the mounting grooves 6. The connecting plates 5 pass through the mounting grooves 6 and the fixing grooves 8 and are fixedly connected to the fixing frame 7 by the cooperation of the first bolts and nuts 15. The mounting grooves 6 are long strip-shaped through-structures perpendicular to the ground, and the fixing grooves 8 have the same direction and width as the mounting grooves 6. The fixing grooves 8 are strip-shaped structures whose length is shorter than the mounting grooves 6. Through the longer mounting grooves 6, the installation height of the fixing frame 7 can be adjusted, and sufficient installation space can be provided during the tilted installation of the fixing frame 7. By setting the strip-shaped mounting grooves 6, the two sides of the fixing frame 7 can be tiltedly installed on the fixing grooves 8, and the directions of multiple fans 9 fixed on the fixing frame 7 can be adjusted.

[0026] Correspondingly, outward vertical adjustment grooves 10 are provided on both sides of the conveyor body 1, and an adjustment plate 11 is slidably connected inside the adjustment groove 10. The two sides of the adjustment groove 10 are fixedly connected to the adjustment plate 11 through a plurality of limit grooves 16, and the plurality of limit grooves 16 and the adjustment plate 11 are matched and connected by second bolts and nuts 17. The directions of the plurality of limit grooves 16 are arranged perpendicular to the conveyor body 1, and an adjustment roller 12 is rotatably connected between the adjustment plates 11 on both sides.

[0027] Correspondingly, the adjusting roller 12 is composed of a roller body 13 and two adjusting frames 14, the two adjusting frames 14 are slidably connected to the two ends of the roller body 13, and the adjusting frame 14 is located on the side away from the roller body 13 and is a conical structure with a gradually increasing diameter, a plurality of guide grooves 18 are arranged on both sides of the roller body 13, and the adjusting frame 14 is provided with corresponding guide sliders 22 at the guide grooves 18, one side of the two symmetrical guide grooves 18 is provided with an adjusting port 19, and the adjusting port 19 and the guide groove 18 on one side are provided with a threaded rod 20, the threaded rod 20 is connected to the inside of the guide slider 22 through a thread, and the threaded rod 20 is provided with an adjusting block 21 at the adjusting port 19, the threaded rod 20 is rotated by twisting the adjusting block 21, and the guide slider 22 connected on one side is moved along the direction of the guide groove 18 through the thread on the threaded rod 20.

[0028] During the specific implementation of the utility model, the multiple anti-slip blocks 4 on the conveying belt 3 can effectively transport the thin coal in the water-discharging coal of the working face to prevent the belt from slipping, and the fixing frame 7 and the multiple fans 9 are fixed by the connecting plates 5 on both sides of the conveying belt 3, and the conveying belt 3 is air-dried by the fans, and at the same time, the fixing angle of the fixing frame 7 can be adjusted according to the position of the mounting groove 6 on the connecting plate 5 and the fixing groove 8 on the fixing frame 7, so as to obtain a better air-drying effect; after the conveying belt 3 is wetted with water, the rotation between it and the supporting roller 2 will also slip and shift, and the conveying belt 3 can be reset by adjusting the conical structure of the adjusting frames 14 on both sides of the adjusting roller 12, and the position and length of the adjusting roller 12 can be adjusted according to the width of the belt and the position of the belt.

[0029] The above describes the utility model and its implementation methods, which are not restrictive. The specific implementation method is only one of the implementation methods of the utility model, and the actual structure is not limited thereto. In short, if ordinary technicians in this field are inspired by it, without departing from the purpose of the invention of the utility model, they can design a structure and embodiment similar to the technical solution without creativity, which should belong to the protection scope of the utility model.

Claims

1. A belt conveyor for coal mines, comprising a conveyor body, both ends of which are rotatably connected to a conveyor belt via rollers, characterized in that: The conveyor belt is provided with a plurality of anti-sliding blocks arranged at equal intervals, and connecting plates are fixed on both sides of the conveyor body, and the connecting plates on both sides are connected to a fixing frame through two mounting grooves, and the fixing frame is a U-shaped structure as a whole, and corresponding fixing grooves are provided at the connection between the two ends of the fixing frame and the mounting grooves, and a plurality of fans are fixedly connected to the fixing frame; Both sides of the conveyor body are provided with outward vertical adjustment grooves, the interior of the adjustment grooves is slidably connected with adjustment plates, and adjustment rollers are rotatably connected between the adjustment plates on both sides; The adjusting roller is composed of a roller body and two adjusting frames. The two adjusting frames are slidably connected to the two ends of the roller body, and the adjusting frame is located on a side away from the roller body and is a tapered structure with a gradually increasing diameter.

2. A belt conveyor for coal mines according to claim 1, characterized in that: The cross section of the anti-sliding block is a right-angled triangle structure, and the right-angled side on one side is perpendicular to the surface of the conveyor belt.

3. A belt conveyor for coal mines according to claim 1, characterized in that: The connecting plate is fixedly connected to the fixing frame by passing through the installation groove and the fixing groove through the cooperation of the first bolt and the nut.

4. A belt conveyor for coal mines according to claim 1, characterized in that: The installation groove is a long strip-shaped penetrating structure perpendicular to the ground, and the fixing groove has the same direction and width as the installation groove.

5. A belt conveyor for coal mine according to claim 1, characterized in that: The fixing groove is a strip structure with a length smaller than that of the installation groove.

6. A belt conveyor for coal mines according to claim 1, characterized in that: Both sides of the adjustment groove are fixedly connected to the adjustment plate through a plurality of limit grooves, and the plurality of limit grooves and the adjustment plate are cooperatively connected through second bolts and nuts, and the directions of the plurality of limit grooves are arranged perpendicular to the conveyor body.

7. A belt conveyor for coal mines according to claim 1, characterized in that: A plurality of guide slots are arranged on both sides of the roller body, and a corresponding guide slide block is arranged at the guide slot on the adjusting frame, an adjustment port is arranged on one side of the two symmetrical guide slots, and a threaded rod is arranged in the adjustment port and the guide slot on one side, the threaded rod is connected with the inner part of the guide slide block through a thread, and an adjustment block is arranged at the adjustment port of the threaded rod.

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