Cleaning device for caking coal on lower portion of coal conveying belt

Abstract

The invention provides a sweeping device for coal adhering to the lower portion of a coal conveying belt, and relates to the technical field of thermal power generation coal conveying equipment.The sweeping device comprises the coal conveying belt, and a sweeping composite assembly is arranged at the bottom of the coal conveying belt; therefore, the effect of cleaning the caking coal at the bottom of the coal conveying belt is improved, meanwhile, the falling caking coal can be collected while the bottom of the coal conveying belt is cleaned, and therefore the cleanliness of the periphery of the sweeping composite assembly can be improved.

Description

Technical Field

[0001] The invention relates to the technical field of coal conveying equipment for thermal power generation, and in particular to a device for cleaning sticky coal at the bottom of a coal conveying belt. Background Art

[0002] Coal sticking under the coal conveyor belt is a common problem in the coal conveying system. It not only affects the normal operation of the belt conveyor, but also may cause dust pollution and safety hazards. Therefore, it is necessary to clean the sticking coal under the coal conveyor belt. In the specific implementation of the cleaning process, the following technical problems often occur:

[0003] Ordinary cleaning devices generally have a fixed cleaning position for the lower part of the coal conveyor belt. Some areas at the lower part of the coal conveyor belt are not cleaned properly. At the same time, there are no measures for centralized management of the fallen broken coal at the cleaning position. Therefore, after the sticky coal falls, it will accumulate around the cleaning device and affect the environment at the lower part of the coal conveyor belt.

[0004] Therefore, in view of the above situation, it is urgent to develop a device for cleaning the sticky coal at the bottom of the coal conveyor belt, so as to overcome the shortcomings in current practical applications. Summary of the invention

[0005] The invention provides a device for cleaning sticky coal at the bottom of a coal conveying belt, which is used to solve the defects in the prior art.

[0006] The invention provides a device for cleaning sticky coal at the bottom of a coal conveying belt, comprising: a coal conveying belt, wherein a cleaning composite component is arranged at the bottom of the coal conveying belt.

[0007] Preferably, the cleaning composite assembly includes a cleaning box, a collecting box, a cleaning module, a baffle and a knocking module. The cleaning box is arranged below the coal conveyor belt. A first movable groove is provided at the bottom of the cleaning box. The collecting box is gap-fitted inside the first movable groove. A second movable groove and a third movable groove are respectively provided at both ends of the top of the cleaning box. The bottom of the second movable groove is connected to the first movable groove. A cleaning module is provided inside the third movable groove. A baffle is fixedly connected to the top of the third movable groove. A knocking module is provided inside the third movable groove.

[0008] Preferably, the cleaning module includes a first fixed plate, a fixed rod, a movable plate and a cleaning scraper. The first fixed plate is fixedly connected to the inner side of the third movable groove, two fixed rods are fixedly connected to one end of the inner side of the third movable groove close to the second movable groove, movable plates are slidably connected to the outer sides of the fixed rods, cleaning scrapers are fixedly connected to the top of the movable plates, and the cleaning scrapers are extended to the top of the second movable groove, and the two cleaning scrapers are arranged in a close fit.

[0009] Preferably, the cleaning module also includes a tooth plate and a gear, and a reserved groove is provided at the bottom of the two movable plates close to one end, and the inner sides of the two reserved grooves away from each other are fixedly connected with a tooth plate, and the two tooth plates are symmetrically arranged, and a gear is rotatably connected to the top of the first fixed plate, and the gear is located between the two tooth plates, and the gears are meshingly connected to the two tooth plates.

[0010] Preferably, the cleaning module also includes a motor, a turntable, a guide column and a linkage plate. The motor is fixedly connected to the bottom of the baffle, the turntable is fixedly connected to the output end of the bottom of the motor, the bottom of the turntable is fixedly connected to the guide column at a position away from the center of the circle, the movable plate near one end of the motor is fixedly connected to the linkage plate, the linkage plate is located at the center position of the movable plate near one end of the motor, and the linkage plate extends to the bottom of the turntable, a guide groove is opened on the inner side of the linkage plate, and the guide column and the guide groove are arranged with clearance fit.

[0011] Preferably, the knocking module includes a knocking plate and a second fixed plate, the knocking plates are fixedly connected on both sides of the movable plate close to one end of the motor, the second fixed plates are fixedly connected on both sides of the inner side of the third movable groove away from one end of the movable plate, and the two second fixed plates are arranged on both sides of the two knocking plates.

[0012] Preferably, the knocking module also includes a movable rod, a limiting plate, a knocking plate and a spring. The movable rod is fitted in the gap on the inner side of the second fixed plate. The end of the movable rod close to the knocking plate is fixedly connected to the limiting plate, and the end of the movable rod away from the knocking plate is fixedly connected to the knocking plate. A spring is arranged on the outside of the movable rod, and the spring is located between the limiting plate and the second fixed plate, and the two sides of the spring are respectively fixedly connected to the limiting plate and the second fixed plate.

[0013] Preferably, it also includes: a power detection module, used to measure the real-time output power of the motor driving the coal conveyor belt;

[0014] The speed detection module is used to measure the rotation speed of the transmission roller in the coal conveyor belt;

[0015] Speed ​​detection module, used to measure the transmission speed of the coal conveyor belt;

[0016] Height detection module, used to measure the height of the coal pile on the coal conveyor belt;

[0017] Time detection module, used to measure the working time of the coal conveyor belt;

[0018] An alarm module, used for issuing an alarm;

[0019] A calculation module 1 is used to calculate the actual operation coefficient of the coal conveyor belt based on the working time of the coal conveyor belt;

[0020] A processing module, used for comparing the actual operation coefficient of the coal conveyor belt obtained by the calculation module 1 with the rated operation coefficient of the coal conveyor belt;

[0021] Control module, when the actual operating coefficient of the coal conveyor belt is greater than the rated operating coefficient of the coal conveyor belt, the control alarm module will sound an alarm and control the coal conveyor belt to stop working. When the actual operating coefficient of the coal conveyor belt is less than or equal to the rated operating coefficient of the coal conveyor belt, the coal conveyor belt will work normally.

[0022] Preferably, the calculation module 1 calculates based on the following formula 1:

[0023]

[0024] Among them, C is the actual operation coefficient of the coal conveyor belt, P is the real-time output power of the motor driving the coal conveyor belt, S is the wrap angle coefficient, π is the circumference, n is 1 is the rotation speed of the transmission roller in the coal conveyor belt, D is the diameter of the transmission roller in the coal conveyor belt, N is the number of transmission rollers in the coal conveyor belt, q 1 is the mass of the coal conveyor belt per meter, q 2 is the coal carrying mass per meter of the coal conveyor belt, n 2 is the transmission speed of the coal conveyor belt, μ is the transmission efficiency of the coal conveyor belt, H 1 is the height of the coal pile on the coal conveyor belt, H 2 is the height of the coal conveyor belt, ε is the loose ratio of the coal, t is the working time of the coal conveyor belt, L is the width of the coal conveyor belt, and g is the acceleration of gravity.

[0025] Compared with the prior art, the present invention has the following beneficial effects:

[0026] 1. By repeatedly scraping and sweeping under the coal conveyor belt, the cleaning effect under the coal conveyor belt can be improved, and the sticky coal that falls off can be collected, thereby improving the cleanliness of the cleaning device;

[0027] 2. By setting the vibrating and knocking function inside the cleaning device, the sticky coal adhering to the inside of the device can be vibrated and fall off, thereby reducing the impact of the sticky coal adhering to the inner wall of the cleaning device on the cleaning device. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] In order to more clearly illustrate the technical solutions in the present invention or the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0029] Figure 1 It is a schematic diagram of the overall structure of the coal conveyor belt and the cleaning composite assembly provided in an embodiment of the present invention;

[0030] Figure 2 It is a partial structural schematic diagram of a cleaning composite assembly provided in an embodiment of the present invention;

[0031] Figure 3 It is a schematic diagram of the structure inside the cleaning box provided by an embodiment of the present invention;

[0032] Figure 4 is a schematic diagram of the structure of a cleaning module provided by an embodiment of the present invention;

[0033] Figure 5 is a partial structural diagram of a cleaning module provided in an embodiment of the present invention;

[0034] Figure 6 is a schematic diagram of the structure of a knocking module provided by an embodiment of the present invention;

[0035] Figure 7 It is a partial structural diagram of the knocking module provided in an embodiment of the present invention.

[0036] Reference numerals:

[0037] 1. Coal conveyor belt; 2. Cleaning composite assembly; 3. Cleaning box; 4. Collecting box; 5. Cleaning module; 6. Baffle; 7. Knocking module; 8. First fixed plate; 9. Fixed rod; 10. Movable plate; 11. Cleaning scraper; 12. Tooth plate; 13. Gear; 14. Motor; 15. Turntable; 16. Guide column; 17. Linkage plate; 18. Knocking plate; 19. Second fixed plate; 20. Movable rod; 21. Limiting plate; 22. Knocking plate; 23. Spring. DETAILED DESCRIPTION

[0038] In order to make the purpose, technical solution and advantages of the present invention clearer, the technical solution of the present invention will be clearly and completely described below in conjunction with the drawings of the present invention. Obviously, the described embodiments are part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0039] In addition, in the present invention, the descriptions of "first", "second", etc. are only used for descriptive purposes, and do not specifically refer to the order or sequence, nor are they used to limit the present invention. They are only used to distinguish components or operations described with the same technical terms, and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In addition, the technical solutions and technical features between the various embodiments can be combined with each other, but they must be based on the ability of ordinary technicians in the field to implement them. When the combination of technical solutions is contradictory or cannot be implemented, it should be considered that such a combination of technical solutions does not exist and is not within the scope of protection required by the present invention.

[0040] The present invention provides the following embodiments

[0041] Example 1

[0042] The embodiment of the present invention provides a device for cleaning the sticky coal at the bottom of a coal conveyor belt. Figure 1-Figure 7 As shown, it comprises: a coal conveyor belt 1, and a cleaning composite component 12 is arranged at the bottom of the coal conveyor belt 1.

[0043] The working principle and beneficial effects of the above technical scheme are as follows: the coal conveyor belt 1 in this embodiment, such as CN218619309U, discloses an automatic dust reduction device for a coal conveyor belt. By setting a cleaning composite component 12, it is possible to expand the cleaning area of ​​the bottom of the coal conveyor belt 1, thereby improving the effect of cleaning the sticky coal at the bottom of the coal conveyor belt 1. At the same time, while cleaning the bottom of the coal conveyor belt 1, the fallen sticky coal can be collected, thereby improving the cleanliness around the cleaning composite component 12.

[0044] Example 2

[0045] On the basis of Example 1, Figure 1-Figure 7 As shown, the cleaning composite assembly 12 includes a cleaning box 3, a collecting box 4, a cleaning module 5, a baffle 6 and a knocking module 7. The cleaning box 3 is arranged below the coal conveyor belt 1. A first movable groove is opened at the bottom of the cleaning box 3. The collecting box 4 is gap-fitted inside the first movable groove. A second movable groove and a third movable groove are opened at both ends of the top of the cleaning box 3 respectively. The bottom of the second movable groove is connected to the first movable groove. A cleaning module 5 is arranged inside the third movable groove. A baffle 6 is fixedly connected to the top of the third movable groove. A knocking module 7 is arranged inside the third movable groove.

[0046] The working principle and beneficial effects of the above technical solution are as follows: by setting the cleaning module 5, the bottom of the coal conveyor belt can be scraped and cleaned when the coal conveyor belt rotates, and the sticky coal at the bottom of the coal conveyor belt falls through the inside of the second movable groove to the inside of the collection box 4 set inside the first movable groove;

[0047] By setting the collecting box 4, the sticky coal that falls off by scraping can be collected, thereby improving the cleanliness around the cleaning device;

[0048] By setting the knocking module 7, the inner side of the cleaning box 3 can be knocked and vibrated, so that the sticky coal attached to the inner wall of the second movable groove can fall off again, thereby avoiding the phenomenon that a large amount of sticky coal adheres to the inner wall of the second movable groove and causes blockage and blocks the falling of the sticky coal.

[0049] Example 3

[0050] On the basis of Example 2, Figure 1-Figure 7 As shown, the cleaning module 5 includes a first fixed plate 8, a fixed rod 9, a movable plate 10 and a cleaning scraper 11, the first fixed plate 8 is fixedly connected to the inner side of the third movable groove, two fixed rods 9 are fixedly connected to one end of the inner side of the third movable groove close to the second movable groove, the outer sides of the fixed rods 9 are slidably connected to the movable plates 10, the tops of the movable plates 10 are fixedly connected to the cleaning scrapers 11, and the cleaning scrapers 11 are extended to the upper side of the second movable groove, and the two cleaning scrapers 11 are fitted;

[0051] The cleaning module 5 also includes a toothed plate 12 and a gear 13. A reserved groove is provided at the bottom of the two movable plates 10 close to each other. The inner sides of the two reserved grooves away from each other are fixedly connected with a toothed plate 12, and the two toothed plates 12 are symmetrically arranged. The top of the first fixed plate 8 is rotatably connected with a gear 13, the gear 13 is located between the two toothed plates 12, and the gears 13 are meshed and connected with the two toothed plates 12.

[0052] The cleaning module 5 also includes a motor 14, a turntable 15, a guide column 16 and a linkage plate 17. The motor 14 is fixedly connected to the bottom of the baffle 6, the turntable 15 is fixedly connected to the output end at the bottom of the motor 14, the guide column 16 is fixedly connected to the bottom of the turntable 15 away from the center of the circle, and the movable plate 10 near one end of the motor 14 is fixedly connected to the linkage plate 17. The linkage plate 17 is located at the center position of the movable plate 10 near one end of the motor 14, and the linkage plate 17 extends to the bottom of the turntable 15. A guide groove is opened on the inner side of the linkage plate 17, and the guide column 16 and the guide groove are arranged with clearance fit.

[0053] The working principle and beneficial effects of the above technical solution are as follows: the baffle 6 fixes the motor 14, the output end of the motor 14 drives the turntable 15 to rotate through the coupling, the bottom of the turntable 15 fixes the guide column 16, the guide groove in the linkage plate 17 limits the guide column 16, when the turntable 15 rotates, the linkage plate 17 is reciprocated by the guide column 16, and the linkage plate 17 causes the movable plate 10 and the cleaning scraper 11 thereon to reciprocate synchronously, thereby driving the other movable plate 10 and the cleaning scraper 11 thereon to reciprocate in the opposite direction;

[0054] By turning on the motor 14, the turntable 15 can be driven to rotate, thereby driving the guide column 16 to move around the center of the turntable 15. At the same time, through the cooperation between the guide column 16 and the guide groove inside the linkage plate 17, the linkage plate 17 can be driven to move back and forth horizontally at the bottom of the turntable 15, thereby driving the movable plate 10 fixedly connected to the linkage plate 17 to move back and forth synchronously horizontally, thereby driving the cleaning scraper 11 on the top of the movable plate 10 to move horizontally synchronously;

[0055] When the movable plate 10 moves, it can drive the corresponding tooth plate 12 to move synchronously. At this time, through the meshing setting of the gear 13, it can drive the other tooth plate 12 to move synchronously in the opposite direction, thereby driving the other movable plate 10 and the cleaning scraper 11 to move horizontally in the opposite and synchronous manner, so that the two cleaning scrapers 11 can move horizontally back and forth in an alternating manner and scrape and clean the sticky coal at the bottom of the coal conveyor belt 1.

[0056] Example 4

[0057] On the basis of Example 3, Figure 1-Figure 7 As shown, the knocking module 7 includes a knocking plate 18 and a second fixed plate 19. The knocking plates 18 are fixedly connected on both sides of the movable plate 10 close to one end of the motor 14, and the second fixed plates 19 are fixedly connected on both sides of the inner side of the third movable groove away from one end of the movable plate 10. The two second fixed plates 19 are arranged on both sides of the two knocking plates 18.

[0058] The knocking module 7 also includes a movable rod 20, a limiting plate 21, a knocking plate 22 and a spring 23. The movable rod 20 is gap-fitted on the inner side of the second fixed plate 19. The end of the movable rod 20 close to the knocking plate 18 is fixedly connected to the limiting plate 21, and the end of the movable rod 20 away from the knocking plate 18 is fixedly connected to the knocking plate 22. A spring 23 is arranged on the outer side of the movable rod 20. The spring 23 is located between the limiting plate 21 and the second fixed plate 19, and the two sides of the spring 23 are respectively fixedly connected to the limiting plate 21 and the second fixed plate 19.

[0059] The working principle and beneficial effects of the above technical solution are as follows: the movable plate 10 fixes the knocking plate 18, the inner wall of the third movable groove fixes the second fixed plate 19, the second fixed plate 19 inserts and limits the movable rod 20, the two ends of the movable rod 20 fix the limiting piece 21 and the knocking piece 22 respectively, the limiting piece 21 limits the movable rod 20 to prevent the movable rod 20 from slipping toward one side of the motor 14, the second fixed plate 19 fixes one end of the spring 23, the limiting piece 21 fixes the other end of the spring 23, the movable rod 20 is elastically connected to the second fixed plate 19 by the spring 23, so that the knocking piece 22 can intermittently knock the knocking plate 18;

[0060] When the linkage plate 17 drives one of the movable plates 10 to move horizontally, it can drive the knocking plates 18 on both sides of the movable plate 10 to move synchronously;

[0061] When the movable plate 10 drives one of the knocking plates 18 to approach the second fixed plate 19 on one side, it can push the limiting plate 21 on the same side. At this time, through the connection setting of the movable rod 20, when the limiting plate 21 moves toward the side wall of the third movable groove, it can drive the knocking plate 22 to move synchronously and have a knocking effect on the inner side wall of the third movable groove;

[0062] When the movable plate 10 drives the striking plate 18 away from the limiting plate 21, the limiting plate 21 can be pushed to a side away from the second fixed plate 19 by the elastic setting of the spring 23, so as to wait for the next impact push of the striking plate 18;

[0063] By driving the reciprocating lateral movement of the knocking plate 18 through the movable plate 10, the two limiting plates 21 on both sides can be knocked respectively, so that the vibration generated by the knocking can be transmitted to the inner side of the second movable groove, thereby reducing the sticky coal attached to the inner wall of the second movable groove by vibration.

[0064] Example 6

[0065] On the basis of Example 5, the present invention further comprises:

[0066] A power detection module, used to measure the real-time output power of the motor 14 driving the coal conveyor belt 1;

[0067] The rotation speed detection module is used to measure the rotation speed of the transmission roller in the coal conveyor belt 1;

[0068] A speed detection module, used to measure the transmission speed of the coal conveyor belt 1;

[0069] A height detection module, used to measure the height of the coal pile on the coal conveyor belt 1;

[0070] A time detection module, used to measure the working time of the coal conveyor belt 1;

[0071] An alarm module, used for issuing an alarm;

[0072] A calculation module 1 is used to calculate the actual operation coefficient of the coal conveyor belt 1 based on the working time of the coal conveyor belt 1;

[0073] A processing module, used for comparing the actual operation coefficient of the coal conveyor belt 1 obtained by the calculation module 1 with the rated operation coefficient of the coal conveyor belt 1;

[0074] Control module, when the actual operating coefficient of coal conveyor belt 1 is greater than the rated operating coefficient of coal conveyor belt 1, the control alarm module sounds an alarm and controls the coal conveyor belt 1 to stop working. When the actual operating coefficient of coal conveyor belt 1 is less than or equal to the rated operating coefficient of coal conveyor belt 1, coal conveyor belt 1 works normally.

[0075] The working principle and beneficial effects of the above technical scheme are as follows: the power detection module measures the real-time power of the motor 14 driving the coal conveyor belt 1, the speed detection module measures the rotation speed of the drive roller in the coal conveyor belt 1, the speed detection module measures the transmission speed of the coal conveyor belt 1, the height detection module measures the height of the coal pile on the coal conveyor belt 1, the time detection module measures the working time of the coal conveyor belt 1, the alarm module is used to issue an alarm, the calculation module 1 calculates the actual operating coefficient of the coal conveyor belt 1 based on the working time of the coal conveyor belt 1, the processing module compares and processes the actual operating coefficient of the coal conveyor belt 1 obtained by the calculation module 1 with the rated operating coefficient of the coal conveyor belt 1, when the actual operating coefficient of the coal conveyor belt 1 is greater than the rated operating coefficient of the coal conveyor belt 1, the control module controls the alarm module to issue an alarm and controls the coal conveyor belt 1 to stop working, and when the actual operating coefficient of the coal conveyor belt 1 is less than or equal to the rated operating coefficient of the coal conveyor belt 1, the coal conveyor belt 1 works normally.

[0076] Example 7

[0077] Based on Example 6, the calculation module 1 calculates based on the following formula 1:

[0078]

[0079] Among them, C is the actual operation coefficient of the coal conveyor belt 1, P is the real-time output power of the motor driving the coal conveyor belt 1, S is the wrap angle coefficient, π is the pi, and n 1 is the rotation speed of the transmission roller in the coal conveyor belt 1, D is the diameter of the transmission roller in the coal conveyor belt 1, N is the number of transmission rollers in the coal conveyor belt 1, q 1 is the mass per meter of the coal conveyor belt 1, q 2 is the coal carrying mass per meter of the coal conveyor belt 1, n 2 is the transmission speed of the coal conveyor belt 1, μ is the transmission efficiency of the coal conveyor belt 1, H 1is the height of the coal pile on the coal conveyor belt 1, H 2 is the height of the coal conveyor belt 1, ε is the loose ratio of the coal, t is the working time of the coal conveyor belt 1, L is the width of the coal conveyor belt 1, and g is the acceleration of gravity.

[0080] The working principle and beneficial effects of the above technical solution are: Calculate the pressure of the coal conveyor belt 1 under the load of coal, through The actual operating coefficient of the coal conveyor belt 1 is calculated. When the actual operating coefficient of the coal conveyor belt 1 is greater than the rated operating coefficient of the coal conveyor belt 1, the control module controls the alarm module to sound an alarm and control the coal conveyor belt 1 to stop working. When the actual operating coefficient of the coal conveyor belt 1 is less than or equal to the rated operating coefficient of the coal conveyor belt 1, the coal conveyor belt 1 works normally.

[0081] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. A device for cleaning the sticky coal at the bottom of a coal conveyor belt, characterized in that: include: A coal conveyor belt (1), wherein a cleaning composite component (12) is arranged at the bottom of the coal conveyor belt (1).

2. The device for cleaning the sticky coal at the bottom of the coal conveyor belt according to claim 1, characterized in that: The cleaning composite assembly (12) comprises a cleaning box (3), a collecting box (4), a cleaning module (5), a baffle (6) and a knocking module (7); the cleaning box (3) is arranged below the coal conveyor belt (1); a first movable groove is provided at the bottom of the cleaning box (3); a collecting box (4) is provided in a clearance fit inside the first movable groove; a second movable groove and a third movable groove are provided at two ends of the top of the cleaning box (3); the bottom of the second movable groove is connected to the first movable groove; a cleaning module (5) is provided inside the third movable groove; a baffle (6) is fixedly connected to the top of the third movable groove; and a knocking module (7) is provided inside the third movable groove.

3. The device for cleaning the sticky coal at the bottom of the coal conveyor belt according to claim 2, characterized in that: The cleaning module (5) comprises a first fixed plate (8), a fixed rod (9), a movable plate (10) and a cleaning scraper (11); the first fixed plate (8) is fixedly connected to the inner side of the third movable groove; two fixed rods (9) are fixedly connected to one end of the inner side of the third movable groove close to the second movable groove; the outer sides of the fixed rods (9) are slidably connected to the movable plates (10); the tops of the movable plates (10) are fixedly connected to the cleaning scrapers (11); the cleaning scrapers (11) are extended to the upper side of the second movable groove, and the two cleaning scrapers (11) are arranged in a close fit.

4. The device for cleaning the sticky coal at the bottom of the coal conveyor belt according to claim 3, characterized in that: The cleaning module (5) further comprises a tooth plate (12) and a gear (13); a reserved groove is provided at the bottom of the two movable plates (10) close to one end; the inner sides of the two reserved grooves away from one end are fixedly connected with a tooth plate (12); and the two tooth plates (12) are symmetrically arranged; a gear (13) is rotatably connected to the top of the first fixed plate (8); the gear (13) is located between the two tooth plates (12), and the gear (13) is meshingly connected to the two tooth plates (12).

5. The device for cleaning the sticky coal at the bottom of the coal conveyor belt according to claim 4, characterized in that: The cleaning module (5) further comprises a motor (14), a rotating disk (15), a guide column (16) and a linkage plate (17); the bottom of the baffle (6) is fixedly connected to the motor (14); the output end of the bottom of the motor (14) is fixedly connected to the rotating disk (15); the bottom of the rotating disk (15) is fixedly connected to the guide column (16) at a position away from the center of the circle; the movable plate (10) close to one end of the motor (14) is fixedly connected to the linkage plate (17); the linkage plate (17) is located at the center of the movable plate (10) close to one end of the motor (14); the linkage plate (17) is extended to the bottom of the rotating disk (15); a guide groove is provided on the inner side of the linkage plate (17); and the guide column (16) and the guide groove are arranged in a clearance fit.

6. The device for cleaning the sticky coal at the bottom of the coal conveyor belt according to claim 2, characterized in that: The knocking module (7) comprises a knocking plate (18) and a second fixed plate (19), the knocking plates (18) being fixedly connected to both sides of the movable plate (10) close to one end of the motor (14), the second fixed plates (19) being fixedly connected to both sides of the inner side of the third movable groove away from one end of the movable plate (10), and the two second fixed plates (19) being arranged on both sides of the two knocking plates (18).

7. The device for cleaning the sticky coal at the bottom of the coal conveyor belt according to claim 6, characterized in that: The knocking module (7) further comprises a movable rod (20), a limiting plate (21), a knocking plate (22) and a spring (23); the movable rod (20) is gap-fitted inside the second fixed plate (19); one end of the movable rod (20) close to the knocking plate (18) is fixedly connected to the limiting plate (21); one end of the movable rod (20) away from the knocking plate (18) is fixedly connected to the knocking plate (22); a spring (23) is arranged outside the movable rod (20); the spring (23) is located between the limiting plate (21) and the second fixed plate (19); and two sides of the spring (23) are respectively fixedly connected to the limiting plate (21) and the second fixed plate (19).

8. The device for cleaning the sticky coal at the bottom of the coal conveyor belt according to claim 7, characterized in that: Also includes: A power detection module, used to measure the real-time output power of the motor driving the coal conveyor belt (1); A rotation speed detection module, used to measure the rotation speed of a transmission roller in a coal conveyor belt (1); A speed detection module, used to measure the transmission speed of the coal conveyor belt (1); A height detection module, used for measuring the height of the coal pile on the coal conveyor belt (1); A time detection module, used for measuring the working time of the coal conveyor belt (1); An alarm module, used for issuing an alarm; A calculation module 1, used for calculating the actual operation coefficient of the coal conveyor belt (1) based on the working time of the coal conveyor belt (1); A processing module, used for comparing the actual operating coefficient of the coal conveyor belt (1) obtained by the calculation module 1 with the rated operating coefficient of the coal conveyor belt (1); The control module is configured to control the coal conveyor belt (1) to stop working when the actual operating coefficient of the coal conveyor belt (1) is greater than the rated operating coefficient of the coal conveyor belt (1), and the control alarm module is configured to sound an alarm and control the coal conveyor belt (1) to stop working when the actual operating coefficient of the coal conveyor belt (1) is less than or equal to the rated operating coefficient of the coal conveyor belt (1), and the coal conveyor belt (1) works normally.

9. The device for cleaning the sticky coal at the bottom of the coal conveyor belt according to claim 8, characterized in that: The calculation module 1 calculates based on the following formula 1: Wherein, C is the actual operation coefficient of the coal conveyor belt (1), P is the real-time output power of the motor driving the coal conveyor belt (1), S is the wrap angle coefficient, π is the pi, n1 is the rotation speed of the transmission roller in the coal conveyor belt (1), D is the diameter of the transmission roller in the coal conveyor belt (1), N is the number of transmission rollers in the coal conveyor belt (1), q1 is the body mass per meter of the coal conveyor belt (1), q2 is the coal bearing mass per meter of the coal conveyor belt (1), n2 is the transmission speed of the coal conveyor belt (1), μ is the transmission efficiency of the coal conveyor belt (1), H1 is the height of the coal pile on the coal conveyor belt (1), H2 is the height of the coal conveyor belt (1), ε is the loose ratio of the coal material, t is the working time of the coal conveyor belt (1), L is the width of the coal conveyor belt (1), and g is the acceleration of gravity.

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