Noise reduction device for coal conveying

Abstract

The invention relates to the related technical field of coal conveying, in particular to a noise reduction device for coal conveying, which comprises a frame body rotationally connected with roller bodies, and the two roller bodies are in transmission connection through a conveying belt; the driving mechanism is arranged on the frame body and is used for adjusting the angle of the roller body; the sliding rail is fixedly connected to the frame body; the sliding block is connected to the sliding rail in a sliding mode. When the device is used, the shaft body is downwards extruded after a coal material is contacted with a conveying belt, so that a mounting block extrudes a spring I, the buffering, damping and noise reduction functions are realized, and when the position of the shaft body needs to be adjusted, a round head rod is outwards pulled, so that one end of the round head rod slides out of a hole body, the sliding block is directly pushed manually after the limiting of the sliding block is canceled, and the operation is convenient. According to the noise reduction device for coal conveying, the positions of the sliding block, the mounting block and the shaft body are adjusted, so that buffering, damping and noise reduction treatment at different positions is achieved, and the problems that an existing noise reduction device for coal conveying is single in function and cannot be adjusted are solved.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of coal conveying, and in particular to a noise reduction device for coal conveying. BACKGROUND

[0002] Coal is mainly composed of carbon, hydrogen, oxygen, nitrogen, sulfur and phosphorus elements, and the total of carbon, hydrogen and oxygen accounts for more than 95% of organic matter, which is a very important energy and an important raw material for metallurgical and chemical industries, and there are several classifications such as lignite, bituminous coal, anthracite and semi-anthracite. When producing and processing coal, a conveying device is needed to convey the coal. During the conveying process, the coal is directly poured onto the conveying belt for conveying. During the pouring process, noise is generated due to collision, and the conveying belt is damaged. Therefore, a noise reduction device is needed.

[0003] In the related art, a buffer mechanism is arranged at the bottom of the conveying belt. When the coal contacts the conveying belt, the conveying belt contacts the buffer mechanism, so that the buffer mechanism works to reduce noise. However, in actual use, the function is relatively single, the position of the buffer mechanism cannot be adjusted and disassembled, which brings inconvenience to subsequent use and maintenance, and is not convenient to use. SUMMARY

[0004] The present application aims to provide a noise reduction device for coal conveying to solve the problems in the background art.

[0005] The technical solution adopted by the present application is as follows: A noise reduction device for coal conveying, comprising: a frame body having a roller body rotatably connected thereto, two roller bodies being connected by a conveying belt; a drive mechanism arranged on the frame body, the drive mechanism being used to adjust the angle of the roller body; a slide rail fixedly connected to the frame body; a sliding block slidably connected to the slide rail; an installation block slidably connected to the sliding block; a shaft body rotatably connected to the installation block, and the shaft body being in close contact with the conveying belt; a spring one being arranged in the sliding block, the installation block being connected to the sliding block through the spring one; a round head rod being slidably connected to the sliding block; a spring two being sleeved outside the round head rod, the spring two having two ends respectively connected to the round head rod and the sliding block; a hole body being formed in the slide rail, and one end of the round head rod being inserted into the hole body.

[0006] Optionally, a plurality of sliding blocks are slidably connected to the slide rail, and each sliding block is provided with the installation block, the shaft body, the spring one, the spring two and the spring two.

[0007] Optionally, a limiting slot is formed on the sliding block, a limiting block is slidably connected in the limiting slot, the mounting block is fixedly connected with the limiting block, a push block one is fixedly connected to the top end of the limiting block, and a push block two is fixedly connected to the top end of the push block one.

[0008] Optionally, a fixed block is fixedly connected to the outside of the round head rod, and the push block two abuts against the fixed block.

[0009] Optionally, the shaft body is circular in cross section.

[0010] Optionally, the length of the sliding rail is less than the length of the frame body.

[0011] Optionally, the fixed block is provided with an inclined surface.

[0012] Optionally, the sliding rail is a T-shaped sliding rail.

[0013] Compared with the prior art, the application has the following beneficial effects: When the application is used, the coal is extruded downward to the shaft body after the coal is conveyed by the conveying belt, so that the mounting block extrudes the spring one, the buffering, shock absorption and noise reduction functions are realized, when the position of the shaft body needs to be adjusted, the round head rod is pulled outward, one end of the round head rod is slid out of the hole body, the limiting of the sliding block is cancelled, the sliding block is directly manually pushed, the position of the sliding block, the mounting block and the shaft body is adjusted, and then the buffering, shock absorption and noise reduction treatment in different positions is realized, and the problem that the existing noise reduction device for coal conveying has a single function and cannot be adjusted is solved. BRIEF DESCRIPTION OF DRAWINGS

[0014] In order to more clearly illustrate the technical solutions in the embodiments of the application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiments or the prior art description. Obviously, the drawings in the following description only some embodiments of the application, and for those skilled in the art, other drawings can be obtained without creative labor on the basis of these drawings.

[0015] Figure 1 It is a structural schematic diagram of the application; Figure 2 It is a structural schematic diagram of the inside of the sliding block in the application; Figure 3 It is a structural schematic diagram of the installation position of the sliding block in the application; Figure 4 It is a structural schematic diagram of the split structure of the sliding block in the application.

[0016] Reference signs: 10, frame body; 11, roller body; 12, conveying belt; 13, driving mechanism; 20, slide rail; 21, slide block; 22, mounting block; 23, shaft body; 24, spring one; 25, round head rod; 26, spring two; 27, hole body; 30, limiting groove; 31, limiting block; 32, push block one; 33, push block two; 40, fixed block. DETAILED DESCRIPTION

[0017] In the description of the present application, it should be understood that the terms "center", "longitudinal", "transverse", "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 based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship commonly understood by those skilled in the art, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0018] In addition, the terms "first" and "second" are only for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined with "first" and "second" can explicitly or implicitly include one or more of the features. In the description of the present application, the meaning of "multiple" is two or more, unless otherwise specifically limited.

[0019] In view of the prior art, a buffer mechanism is provided at the bottom of the conveyor belt, and when the coal contacts the conveyor belt, the conveyor belt contacts the buffer mechanism, the buffer mechanism works, and the buffer mechanism works. Buffering, shock absorption and noise reduction processing, but in actual use, its function is relatively single, cannot adjust and disassemble the position of the buffer mechanism, brings inconvenience to subsequent use and maintenance, and is inconvenient to use.

[0020] As Figures 1-4As shown, the embodiment of the present application provides a kind of noise reduction device for coal conveying, including: frame body 10, which is rotatably connected with roller body 11, two the roller body 11 is drivenly connected by conveying belt 12;Driving mechanism 13 is arranged on the frame body 10, the driving mechanism 13 is used to adjust the angle of the roller body 11;Slide rail 20 is fixedly connected to the frame body 10;Sliding block 21 is slidably connected to the slide rail 20;Mounting block 22 is slidably connected in the sliding block 21;Shaft 23 is rotatably connected to the mounting block 22, and the shaft 23 is closely attached to the conveying belt 12;Spring one 24 is arranged in the sliding block 21, and the mounting block 22 is connected with the sliding block 21 by the spring one 24;Round head rod 25 is slidably connected to the sliding block 21;Spring two 26 is sleeved on the outer side of the round head rod 25, and the spring two 26 is connected with the round head rod 25 and the sliding block 21 respectively;Hole body 27 is opened in the slide rail 20, and one end of the round head rod 25 is inserted into the hole body 27.

[0021] Before conveying, open driving mechanism 13, make driving mechanism 13 drive one roller body 11 to rotate, then drive another roller body 11 to rotate through conveying belt 12, then pour coal on conveying belt 12, while coal and conveying belt 12 contact, press downward shaft 23, make shaft 23 drive mounting block 22 to slide downward from sliding block 21, and press spring one 24, realize buffering and damping function by the way of pressing spring one 24, further realize noise reduction treatment, because the sliding range of mounting block 22 is limited by the small cavity height in sliding block 21, avoid sliding block 21 to slide too much, leading to the elastic potential energy generated by spring one 24 after continuous compression, the coal is pushed up reversely, then conveying belt 12 is conveyed to coal, when the position of shaft 23 needs to be adjusted, pull round head rod 25 outward directly, make it slide outward in sliding block 21 at the same time, pull spring two 26, then make one end of round head rod 25 slide out from hole body 27, cancel the limit of sliding block 21, directly manually push sliding block 21, make sliding block 21 slide on slide rail 20 at the same time, drive mounting block 22 and shaft 23, realize the adjustment of the position of shaft 23, further realize buffering and damping noise reduction treatment in different positions.

[0022] Further, the slide rail 20 is slidably connected with a plurality of sliding blocks 21, each of the sliding blocks 21 is provided with the mounting block 22, the shaft 23, the spring one 24, the spring two 26 and the spring two 26, so that a plurality of shafts 23 can work simultaneously, improving the practicability.

[0023] Further, the sliding block 21 is provided with a limiting groove 30, and a limiting block 31 is slidably connected in the limiting groove 30, the mounting block 22 is fixedly connected with the limiting block 31, the top end of the limiting block 31 is fixedly connected with a push block one 32, and the top end of the push block one 32 is fixedly connected with a push block two 33.

[0024] When the mounting block 22 slides in the sliding block 21, the limiting block 31 slides up and down in the limiting groove 30, and the push block one 32 and the push block two 33 slide up and down, when it is needed to change the position of the shaft body 23, the shaft body 23 is directly manually pushed upwards, the shaft body 23 drives the mounting block 22 to slide in the sliding block 21, until the mounting block 22 slides to the uppermost position, then the push block two 33 pushes the round head rod 25 to slide outwards, so that the position of the sliding block 21 is automatically unlocked when the shaft body 23 is pushed upwards to the highest position, and the position of the shaft body 23 is conveniently adjusted subsequently.

[0025] Further, the round head rod 25 is fixedly connected with a fixed block 40 on the outside, the push block two 33 abuts against the fixed block 40, when the push block two 33 slides upwards, the push block two 33 pushes the fixed block 40 to slide outwards, so that the fixed block 40 drives the round head rod 25 to slide outwards, and the round head rod 25 is prevented from contacting the spring two 26, and the spring two 26 is protected.

[0026] Further, the shaft body 23 is circular in cross section, when the conveying belt 12 moves and contacts the shaft body 23 to generate friction, the shaft body 23 is driven to rotate in the mounting block 22, so that the position of the shaft body 23 is prevented from being unchanged, and the conveying belt 12 is protected.

[0027] Further, the length of the sliding rail 20 is less than the length of the frame body 10, so that the sliding block 21 can be directly separated from the sliding rail 20 after sliding to one end of the sliding rail 20, and the sliding block 21 and the structure thereon are conveniently disassembled.

[0028] Further, the fixed block 40 is provided with an inclined surface, and the inclined surface contacts the round head rod 25, so that the round head rod 25 is conveniently pushed to slide outwards when the fixed block 40 slides.

[0029] Further, the sliding rail 20 is a T-shaped sliding rail, and the sliding block 21 is prevented from being separated from the sliding rail 20.

[0030] Finally, it should be noted that the above only describes the preferred embodiments of the present application, and is not used to limit the present application, although the present application has been described in detail with reference to the foregoing embodiments, and the technical solutions recorded in the foregoing embodiments can be modified by those skilled in the art, or some technical features can be replaced by equivalents. Any modification, equivalent replacement, improvement, etc. within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A noise reduction device for coal transportation, characterized in that: include: A frame (10) is rotatably connected to a roller (11), and the two rollers (11) are connected by a conveyor belt (12); A driving mechanism (13) is provided on the frame (10), and the driving mechanism (13) is used to adjust the angle of the roller (11); A slide rail (20) fixedly connected to the frame (10); A slider (21) is slidably connected to the slide rail (20); A mounting block (22) slidably connected to the slider (21); A shaft (23) is rotatably connected to the mounting block (22), and the shaft (23) is in close contact with the conveyor belt (12); Spring 1 (24) is disposed in the slider (21), and the mounting block (22) is connected to the slider (21) via the spring 1 (24); A round head rod (25) is slidably connected to the slider (21); A second spring (26) is sleeved on the outside of the round-headed rod (25), and two ends of the second spring (26) are respectively connected to the round-headed rod (25) and the slider (21); A hole (27) is formed on the slide rail (20), and one end of the round head rod (25) is inserted into the hole (27).

2. A noise reduction device for coal transportation according to claim 1, characterized in that: A plurality of sliders (21) are slidably connected to the slide rail (20), and each slider (21) is provided with the mounting block (22), the shaft (23), the spring 1 (24), the spring 2 (26) and the spring 3 (26).

3. The noise reduction device for coal transportation according to claim 1, characterized in that: The slider (21) is provided with a limiting groove (30), a limiting block (31) is slidably connected in the limiting groove (30), the mounting block (22) is fixedly connected to the limiting block (31), a top end of the limiting block (31) is fixedly connected to a push block 1 (32), and a top end of the push block 1 (32) is fixedly connected to a push block 2 (33).

4. A noise reduction device for coal transportation according to claim 3, characterized in that: A fixed block (40) is fixedly connected to the outside of the round head rod (25), and the second push block (33) is tightly pressed against the fixed block (40).

5. The noise reduction device for coal transportation according to claim 1, characterized in that: The cross section of the shaft body (23) is circular.

6. The noise reduction device for coal transportation according to claim 1, characterized in that: The length of the slide rail (20) is less than the length of the frame (10).

7. The noise reduction device for coal transportation according to claim 4, characterized in that: The fixing block (40) is provided with an inclined surface.

8. The noise reduction device for coal transportation according to claim 1, characterized in that: The slide rail (20) is a T-shaped slide rail.

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