Coal quality detection device

Abstract

The utility model discloses a coal quality detection device which comprises a conveying belt assembly, a moisture detection mechanism, a conveying and drying mechanism and a rotating speed adjusting mechanism, and the conveying and drying mechanism comprises a speed control box, a rotating shaft, a rotating blade assembly, a heat collection box and a drying pipe. The rotating speed adjusting mechanism comprises a clamping pipe, a clamping rod, a clamping groove, a locking frame, a tension spring, an adjusting pipe and a return groove, the moisture detection mechanism comprises a side frame, a rotating rod, a rotating disc, an eccentric rod and a moisture detection assembly, and the moisture detection assembly can monitor the moisture content of coal in real time and provide accurate data support for the subsequent drying process; through the design of the speed control box, the rotating shaft, the rotating blade assembly and the drying pipe, enough hot air can be generated, moisture in coal can be rapidly dried, through the design of the clamping pipe, the clamping rod, the clamping groove, the locking frame, the tension spring, the adjusting pipe and the return groove, the rotating speed of the drying mechanism can be accurately controlled, and the drying requirements of different coal are met.

Description

Technical Field

[0001] The utility model relates to the technical field of coal detection, and more specifically, to a coal quality detection device. Background Art

[0002] A coal quality testing device is a device specially used to detect the quality and characteristics of coal, among which moisture detection is one of its key functions. Accurate moisture detection is of great significance for coal quality evaluation, pricing and combustion characteristics analysis. With the advancement of technology, the performance and functions of coal quality testing devices are also constantly improving to meet higher testing standards and wider application needs.

[0003] In the existing technology, firstly, some devices are unable to monitor the moisture content of coal in real time, which will lead to the inability to perform accurate drying according to the moisture content of the coal, affecting the drying effect of the coal and the energy utilization efficiency. Secondly, some devices are unable to dry the coal, which will affect the combustion efficiency and calorific value of the coal and reduce the use value of the coal. Finally, some devices are unable to adjust the drying intensity according to the moisture content of the coal, which may result in insufficient or excessive drying, affecting the quality of the coal and subsequent combustion performance. There is no speed adjustment mechanism, and the speed of the drying mechanism cannot be accurately controlled, which may cause unstable drying effect and affect the drying uniformity and efficiency of the coal. Utility Model Content

[0004] 1. Technical issues to be resolved

[0005] In view of the problems existing in the prior art, the utility model provides a coal quality detection device to solve the technical problems mentioned in the background technology, such as the inability to monitor the moisture content of the coal in real time and the inability to adjust the drying intensity according to the moisture content of the coal.

[0006] (II) Technical solution

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a coal quality detection device, including a conveyor belt assembly, a moisture detection mechanism, a conveying and drying mechanism and a speed adjustment mechanism, the conveying and drying mechanism includes a speed control box, a rotating shaft, a rotating blade assembly, a heat collecting box and a drying pipe, one end of the rotating shaft is movably connected to the inside of the speed control box, the rotating blade assembly is cooperatively mounted on the rotating shaft, the air outlet end of the speed control box is connected to the heat collecting box, the drying pipe is installed at the bottom of the heat collecting box, and the air outlet end of the drying pipe is directly opposite to the conveyor belt assembly, the speed adjustment mechanism The mechanism includes a clamping tube, a clamping rod, a clamping slot, a locking frame, a tension spring, an adjustment tube and a return slot. The clamping rod can be longitudinally movably extended into the interior of the clamping tube. The clamping slot is arranged on the side of the clamping rod. The locking frame is transversely penetrated and movably arranged on the side wall of the clamping tube. One end of the tension spring is connected to the outer wall of the clamping tube, and the other end of the tension spring is connected to the locking frame. The tension spring pulls the locking frame away from the clamping slot. The adjustment tube is movably connected to the outer wall of the clamping tube. The return slot is arranged on the inner wall of the adjustment tube. The rotation of the return slot compresses the locking frame step by step, which will increase the friction between the locking frame and the clamping slot.

[0008] The utility model is further configured as follows: the moisture detection mechanism includes a side frame, a rotating rod, a rotating disk, an eccentric rod and a moisture detection assembly, the side frames are symmetrically mounted at both ends of the conveyor belt assembly, the two ends of the rotating rod are movably mounted on the side frames, and one end of the rotating rod can be connected to an external driving device, the rotating disk is symmetrically mounted on the rotating rod, the eccentric rod is mounted between the two groups of rotating disks, and the moisture detection assembly is mounted on the eccentric rod.

[0009] The utility model is further configured such that one end of the rotating shaft extends out of the back end face of the speed control box and is cooperatively connected with the clamping rod, and a side plate is provided on the side face of one end of the clamping tube. The setting of the side plate provides a stable installation moving position for the clamping tube.

[0010] The utility model is further configured such that a guide rod is symmetrically provided on the back end face of the speed control box, and the side plate is matched with the guide rod for guiding arrangement. The design of the guide rod and the side plate ensures the accurate position of each component during the movement, thereby improving the overall accuracy of the system.

[0011] The utility model is further configured such that a slide rail is provided on the outer wall of the clamping tube, a guide block is provided on the inner wall of the adjustment tube, and the guide block is provided on the slide rail in cooperation with a rotation guide arrangement. The design of the slide rail and the guide block enables the adjustment tube to run smoothly during rotation, thereby reducing operational resistance.

[0012] The utility model is further configured such that a connecting pipe is installed on the side of the speed control box, and the connecting pipe is connected to an external drying device. The design of the connecting pipe enables the speed control box to be conveniently connected to the external drying device, thereby improving the flexibility and adaptability of the device.

[0013] The utility model is further configured such that frames are provided on both sides of the conveyor belt assembly, and a top plate is provided on the top of the frame, and a speed control box is installed on the top end surface of the top plate. The design of the frame and the top plate provides a stable structural support for the entire device, ensuring the stability of the equipment during operation.

[0014] The utility model is further configured such that a bottom end surface of the conveyor belt assembly is connected with a base frame, a top of the conveyor belt assembly is provided with a sorting guide frame, and the sorting guide frame is arranged between the moisture detection mechanism and the conveying and drying mechanism. The setting of the base frame provides a stable bottom support for the device.

[0015] (III) Beneficial effects

[0016] Compared with the prior art, the utility model provides a coal quality detection device, which has the following beneficial effects:

[0017] The utility model is provided with a moisture detection mechanism, and the moisture detection component can monitor the moisture content of the coal in real time, and provide accurate data support for the subsequent drying process. Through the design of the eccentric rod and the turntable, it is ensured that the moisture detection component can accurately detect the moisture content of the coal at different positions.

[0018] The utility model is provided with a conveying and drying mechanism. The designs of the speed control box, the rotating shaft, the rotating blade assembly and the drying pipe can generate sufficient hot air to quickly dry the moisture in the coal. The design of the heat collecting box helps to collect heat and maintain the stability and uniformity of drying.

[0019] The utility model is provided with a speed regulating mechanism. Through the design of a clamping tube, a clamping rod, a clamping slot, a locking frame, a tension spring, an adjustment tube and a return slot, the speed of the drying mechanism can be accurately controlled to meet the drying requirements of different coal qualities. The design of the guide rod and the side plate ensures the stability of the adjustment process and avoids sudden changes in the speed. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a schematic diagram of the overall structure of the device in the present utility model when it is not in use;

[0021] Figure 2 It is a structural schematic diagram of the conveying and drying mechanism in the utility model;

[0022] Figure 3 This is a schematic diagram of the structure of the back surface of the central speed control box of the utility model;

[0023] Figure 4 It is a structural schematic diagram of the speed regulating mechanism in the utility model;

[0024] Figure 5 It is a schematic diagram of the internal structure of the speed regulating mechanism in the utility model.

[0025] In the figure: 1. conveyor belt assembly; 2. speed control box; 3. rotating shaft; 4. rotating blade assembly; 5. collector box; 6. drying tube; 7. clamping tube; 8. clamping rod; 9. clamping slot; 10. locking frame; 11. tension spring; 12. adjustment tube; 13. return slot; 14. side frame; 15. rotating rod; 16. turntable; 17. eccentric rod; 18. moisture detection assembly; 19. side plate; 20. guide rod; 21. slide rail; 22. guide block; 23. connecting pipe; 24. frame; 25. top plate; 26. bottom frame; 27. finishing guide frame. DETAILED DESCRIPTION

[0026] It should be noted that, in the absence of conflict, the embodiments and features in the embodiments of the present application can be combined with each other. The present utility model will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0027] It should be noted that, unless otherwise specified, all technical and scientific terms used in this application have the same meanings as commonly understood by ordinary technicians in the technical field to which this application belongs.

[0028] In the present invention, unless otherwise specified, directions such as "up" and "down" are usually used in reference to the directions shown in the drawings, or in reference to the vertical, perpendicular or gravity direction; similarly, for ease of understanding and description, "left" and "right" are usually used in reference to the left and right shown in the drawings; "inside" and "outside" refer to the inside and outside relative to the outline of each component itself, but the above-mentioned directions are not used to limit the present invention.

[0029] See also Figure 1-5 A coal quality detection device includes a conveyor belt assembly 1, a moisture detection mechanism, a conveying and drying mechanism and a speed adjustment mechanism. The conveying and drying mechanism includes a speed control box 2, a rotating shaft 3, a rotating blade assembly 4, a heat collecting box 5 and a drying pipe 6. One end of the rotating shaft 3 is movably connected to the inside of the speed control box 2, and the rotating blade assembly 4 is mounted on the rotating shaft 3. The air outlet end of the speed control box 2 is connected to the heat collecting box 5. The drying pipe 6 is installed at the bottom of the heat collecting box 5, and the air outlet end of the drying pipe 6 is directly opposite to the conveyor belt assembly. The speed adjustment mechanism includes a clamping tube 7, a clamping rod 8, a clamping groove 9, a locking frame 10, and a tension spring 1 1. Adjustment tube 12 and return groove 13. The clamping rod 8 can be longitudinally movably extended into the interior of the clamping tube 7. The clamping groove 9 is arranged on the side of the clamping rod 8. The locking frame 10 is horizontally penetrated and movably arranged on the side wall of the clamping tube 7. One end of the tension spring 11 is connected to the outer wall of the clamping tube 7, and the other end of the tension spring 11 is connected to the locking frame 10. The tension spring 11 pulls the locking frame 10 away from the clamping groove 9. The adjustment tube 12 is movably connected to the outer wall of the clamping tube 7. The return groove 13 is arranged on the inner wall of the adjustment tube 12. The rotation of the return groove 13 compresses the locking frame 10 step by step, which will increase the friction between the locking frame 10 and the clamping groove 9.

[0030] In this embodiment, one end of the rotating shaft 3 is movably connected to the inside of the speed control box 2, the rotating blade assembly 4 is installed on the rotating shaft 3, the drying pipe 6 is installed at the bottom of the heat collecting box 5, and the air outlet end of the drying pipe 6 is facing the conveyor belt assembly 1. The speed control box 2 is connected to the external drying equipment through the connecting pipe 23. After the drying equipment is started, the rotating shaft 3 starts to rotate, driving the rotating blade assembly 4 to rotate, thereby generating wind force. The wind force passes through the speed control box 2, the heat collecting box 5 and the drying pipe 6 to dry the coal on the conveyor belt. The clamping rod 8 can be longitudinally movably extended into the inside of the clamping tube 7, and the clamping groove 9 is arranged on the clamping On the side of the rod 8, the locking frame 10 is horizontally penetrated and movably arranged on the side wall of the clamping tube 7. One end of the tension spring 11 is connected to the outer wall of the clamping tube 7, and the other end is connected to the locking frame 10. In the initial state, the locking frame 10 is pulled by the tension spring 11, and the locking frame 10 is away from the card slot 9. By rotating the adjustment tube 12, the locking frame 10 is compressed step by step, and the friction between the locking frame 10 and the card slot 9 is increased, thereby realizing the adjustment of the rotation speed. The rotation of the adjustment tube 12 can change the relative position between the locking frame 10 and the clamping rod 8, thereby adjusting the rotation speed of the rotating shaft 3, and then adjusting the drying effect.

[0031] The moisture detection mechanism includes a side frame 14, a rotating rod 15, a rotating disk 16, an eccentric rod 17 and a moisture detection assembly 18. The side frame 14 is symmetrically installed at both ends of the conveyor belt assembly, both ends of the rotating rod 15 are movably installed on the side frame 14, and one end of the rotating rod 15 can be connected to an external driving device. The rotating disk 16 is symmetrically installed on the rotating rod 15, the eccentric rod 17 is installed between the two groups of rotating disks 16, and the moisture detection assembly 18 is installed on the eccentric rod 17.

[0032] In this embodiment, the side frames 14 are symmetrically mounted at both ends of the conveyor belt assembly 1, the two ends of the rotating rod 15 are movably mounted on the side frames 14, the turntable 16 is symmetrically mounted on the rotating rod 15, the eccentric rod 17 is mounted between the two groups of turntables 16, and the moisture detection assembly 18 is mounted on the eccentric rod 17. When the coal passes through the conveyor belt assembly 1, the rotating rod 15 rotates under the action of an external driving device, driving the turntable 16 and the eccentric rod 17 to rotate, and the moisture detection assembly 18 moves accordingly. Through the moisture detection assembly 18, the moisture content of the coal can be detected in real time, and the data can be transmitted to the control system.

[0033] See also Figure 1-5, as a supplementary implementation method of a coal quality detection device for the moisture detection mechanism, the conveying and drying mechanism and the speed adjustment mechanism: one end of the rotating shaft 3 extends out of the back end face of the speed control box 2 and is connected with the clamping rod 8, a side surface of one end of the clamping tube 7 is provided with a lateral plate 19, the back end face of the speed control box 2 is symmetrically provided with a guide rod 20, and the lateral plate 19 is provided with a guiding setting on the guide rod 20, a slide rail 21 is provided on the outer wall of the clamping tube 7, a guide block 22 is provided on the inner wall of the adjustment tube 12, and the guide block 22 is provided with a rotational guiding setting on the slide rail 21, a connecting pipe 23 is installed on the side of the speed control box 2, and the connecting pipe 23 is connected to the external drying equipment, frames 24 are provided on both sides of the conveyor belt assembly 1, and a top plate 25 is provided on the top of the frame 24, and the speed control box 2 is installed on the top end face of the top plate 25, a bottom end face of the conveyor belt assembly 1 is connected with a base frame 26, a finishing guide frame 27 is provided on the top of the conveyor belt assembly 1, and the finishing guide frame 27 is arranged between the moisture detection mechanism and the conveying and drying mechanism.

[0034] More specifically, the design of the slide rail 21 and the guide block 22 enables the adjustment tube 12 to run smoothly during rotation, reducing operational resistance; the design of the guide rod 20 and the side plate 19 ensures the accurate position of each component during movement, improving the overall accuracy of the system; the design of the connecting pipe 23 enables the speed control box 2 to be conveniently connected to external drying equipment, improving the flexibility and adaptability of the equipment; the design of the frame 24 and the top plate 25 provides a stable structural support for the entire device, ensuring the stability of the equipment during operation.

[0035] In summary, when the overall equipment is in use or running: when the conveying and drying mechanism needs to be operated, one end of the rotating shaft 3 is movably connected to the inside of the speed control box 2, the rotating blade assembly 4 is installed on the rotating shaft 3, the drying pipe 6 is installed at the bottom of the heat collecting box 5, and the air outlet end of the drying pipe 6 is facing the conveyor belt assembly 1, and the speed control box 2 is connected to the external drying equipment through the connecting pipe 23. After starting the drying equipment, the rotating shaft 3 starts to rotate, driving the rotating blade assembly 4 to rotate, thereby generating wind force, and the wind force passes through the speed control box 2, the heat collecting box 5 and the drying pipe 6 to dry the coal on the conveyor belt.

[0036] When the speed adjustment mechanism needs to be operated, the clamping rod 8 can be longitudinally movable and extend into the interior of the clamping tube 7. The clamping groove 9 is set on the side of the clamping rod 8. The locking frame 10 is horizontally penetrated and movably set on the side wall of the clamping tube 7. One end of the tension spring 11 is connected to the outer wall of the clamping tube 7, and the other end is connected to the locking frame 10. In the initial state, the locking frame 10 is pulled by the tension spring 11, and the locking frame 10 is away from the clamping groove 9. By rotating the adjustment tube 12, the locking frame 10 is gradually compressed, and the friction between the locking frame 10 and the clamping groove 9 is increased, thereby realizing the speed adjustment. The rotation of the adjustment tube 12 can change the relative position between the locking frame 10 and the clamping rod 8, thereby adjusting the speed of the rotating shaft 3, and then adjusting the drying effect.

[0037] When the moisture detection mechanism is required to operate, the side frames 14 are symmetrically mounted at both ends of the conveyor belt assembly 1, the two ends of the rotating rod 15 are movably mounted on the side frames 14, the turntable 16 is symmetrically mounted on the rotating rod 15, the eccentric rod 17 is mounted between the two groups of turntables 16, and the moisture detection assembly 18 is mounted on the eccentric rod 17. When the coal passes through the conveyor belt assembly 1, the rotating rod 15 rotates under the action of an external driving device, driving the turntable 16 and the eccentric rod 17 to rotate, and the moisture detection assembly 18 moves accordingly. Through the moisture detection assembly 18, the moisture content of the coal can be detected in real time, and the data can be transmitted to the control system.

[0038] The design of the slide rail 21 and the guide block 22 enables the adjustment tube 12 to run smoothly during rotation, reducing operational resistance. The design of the guide rod 20 and the side plate 19 ensures the accurate position of each component during movement, improving the overall accuracy of the system. The design of the connecting pipe 23 enables the speed control box 2 to be conveniently connected to external drying equipment, improving the flexibility and adaptability of the equipment. The design of the frame 24 and the top plate 25 provides a stable structural support for the entire device, ensuring the stability of the equipment during operation.

[0039] In all the schemes mentioned above, the connection between two parts can be selected according to actual conditions by welding, bolt and nut matching connection, bolt or screw connection or other well-known connection methods, which are not described here one by one. In the above, all fixed connections are preferably welded. Although the embodiments of the utility model have been shown and described, it can be understood by ordinary technicians in this field that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the utility model. The scope of the utility model is defined by the attached claims and their equivalents.

Claims

1. A coal quality detection device, comprising a conveyor belt assembly (1), a moisture detection mechanism, a conveying and drying mechanism and a speed adjustment mechanism, wherein: The conveying and drying mechanism comprises a speed control box (2), a rotating shaft (3), a rotating blade assembly (4), a heat collecting box (5) and a drying pipe (6); one end of the rotating shaft (3) is movably connected to the inside of the speed control box (2); the rotating blade assembly (4) is mounted on the rotating shaft (3); the air outlet end of the speed control box (2) is connected to the heat collecting box (5); the drying pipe (6) is mounted at the bottom of the heat collecting box (5); and the air outlet end of the drying pipe (6) is directly opposite to the conveyor belt assembly; the speed regulating mechanism comprises a clamping tube (7), a clamping rod (8), a clamping groove (9), a locking frame (10), a tension spring (11), an adjustment tube (12) and a return groove (13); the clamping rod ( 8) can be longitudinally movably extended into the interior of the card tube (7), the card slot (9) is arranged on the side of the card rod (8), the locking frame (10) is transversely penetrated and movably arranged on the side wall of the card tube (7), one end of the tension spring (11) is connected to the outer wall of the card tube (7), and the other end of the tension spring (11) is connected to the locking frame (10), the tension spring (11) pulls the locking frame (10) away from the card slot (9), the adjustment tube (12) is movably connected to the outer wall of the card tube (7), and the return groove (13) is arranged on the inner wall of the adjustment tube (12), and the rotation of the return groove (13) compresses the locking frame (10) step by step, which will increase the friction between the locking frame (10) and the card slot (9).

2. A coal quality detection device according to claim 1, characterized in that: The moisture detection mechanism comprises a side frame (14), a rotating rod (15), a rotating disk (16), an eccentric rod (17) and a moisture detection assembly (18); the side frame (14) is symmetrically mounted at two ends of the conveyor belt assembly; two ends of the rotating rod (15) are movably mounted on the side frame (14); one end of the rotating rod (15) can be connected to an external driving device; the rotating disk (16) is symmetrically mounted on the rotating rod (15); the eccentric rod (17) is mounted between two groups of rotating disks (16); and the moisture detection assembly (18) is mounted on the eccentric rod (17).

3. A coal quality detection device according to claim 1, characterized in that: One end of the rotating shaft (3) extends out of the back end surface of the speed control box (2) and is matched with the clamping rod (8), and a side plate (19) is provided on the side surface of one end of the clamping tube (7).

4. A coal quality detection device according to claim 1, characterized in that: A guide rod (20) is symmetrically arranged on the back end surface of the speed control box (2), and the side plate (19) is arranged on the guide rod (20) for guidance.

5. A coal quality detection device according to claim 1, characterized in that: A slide rail (21) is provided on the outer wall of the clamping tube (7), a guide block (22) is provided on the inner wall of the adjustment tube (12), and the guide block (22) is arranged on the slide rail (21) in a rotationally guided manner.

6. A coal quality detection device according to claim 1, characterized in that: A connecting pipe (23) is installed on the side of the speed control box (2), and the connecting pipe (23) is connected to an external drying device.

7. A coal quality detection device according to claim 1, characterized in that: Frames (24) are provided on both sides of the conveyor belt assembly (1), a top plate (25) is provided on the top of the frame (24), and the speed control box (2) is installed on the top end surface of the top plate (25).

8. A coal quality detection device according to claim 1, characterized in that: The bottom end surface of the conveyor belt assembly (1) is connected to a base frame (26), the top of the conveyor belt assembly (1) is provided with a tidying guide frame (27), and the tidying guide frame (27) is arranged between the moisture detection mechanism and the conveying and drying mechanism.

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