Coal dryer

Abstract

The utility model discloses a coal drying machine, and relates to the technical field of coal drying machines, the coal drying machine comprises a fixed cylinder, a first supporting plate is fixedly mounted at the left end of the fixed cylinder, a second supporting plate is fixedly mounted at the right end of the fixed cylinder, a rotating motor is fixedly connected to the right side surface of the first supporting plate, and a rotating cylinder is connected to the output end of the rotating motor; a homogenizing filter screen is embedded in the surface of the rotating cylinder, bearings are fixedly mounted at the left and right opposite ends of the rotating cylinder, limiting shells are arranged on the surfaces of the outer sides of the bearings, a drying assembly is mounted on the top side of the fixed cylinder, the bottom end of the fixed cylinder fixedly communicates with a discharging shell, and a cleaning mechanism is arranged at the bottom end of the discharging shell. The side surface of the discharging shell fixedly communicates with an exhaust pipe, and the tail end of the exhaust pipe fixedly communicates with an exhaust fan. And the cleaning mechanism comprises a sealing cover, a micro motor, a rotating shaft, a connecting rod, a cleaning brush, a filter cartridge and a dustproof filter screen. The coal dryer is novel in design and simple in structure.

Description

Technical Field

[0001] The present application relates to the technical field of coal dryers, and in particular to a coal dryer. Background Art

[0002] Coal is a solid combustible mineral that was gradually formed by ancient plants buried underground and undergoing complex biochemical and physicochemical changes. Coal is hailed as black gold and food for industry. It has been one of the main energy sources used by the human world since the 18th century. Since the 21st century, although the value of coal is not as high as before, it has been one of the indispensable sources of energy for our production and life for a long time. The supply of coal is also related to the stability of the development of my country's industry and even all aspects of society as a whole. The security of coal supply is also the most important link in my country's energy security.

[0003] Referring to the authorized patent CN218238285U, a coal dryer is mentioned, comprising: a drying box, a feed port is arranged at the upper end of the drying box, and a discharge port is arranged at the lower end of the drying box; a screen mechanism is arranged in the drying box, and is used to carry and transport the material to be dried; a heat exchanger comprises a heat medium pipeline and an air pipeline, the heat medium pipeline is connected to a heat source, the gas inlet of the air pipeline is connected to the atmosphere, and the gas outlet of the air pipeline is connected to the hot air inlet of the drying box; a blower is arranged at the lower end of the screen mechanism in the drying box, which is used to introduce the heated air in the air pipeline into the drying box.

[0004] It can be seen that dust is easily generated during the existing coal drying process, and after the dried water comes into contact with the dust, the wet impurities are easy to adhere to the inner wall of the dust collector pipe and clog it, affecting the subsequent dust removal effect and reducing the dust removal efficiency. Therefore, a coal dryer is proposed to address the above problems. Summary of the invention

[0005] In this embodiment, a coal dryer is provided to solve the problem that dust is easily generated in the existing coal drying process. After the dried moisture comes into contact with the dust, the moist impurities are easily adhered to and blocked on the inner wall of the dust collector pipe, affecting the subsequent dust removal effect and reducing the dust removal efficiency.

[0006] According to one aspect of the present application, a coal dryer is provided, comprising a fixed cylinder, a first support plate is fixedly installed on the left end of the fixed cylinder, a second support plate is fixedly installed on the right end of the fixed cylinder, a rotating motor is fixedly connected to the first support plate and the right surface, the output end of the rotating motor is connected to a rotating cylinder, a homogenizing filter is inlaid on the surface of the rotating cylinder, bearings are fixedly installed on the left and right opposite ends of the rotating cylinder, a limiting shell is provided on the outer surface of the bearing, a drying assembly is installed on the top side of the fixed cylinder, a material discharge shell is fixedly connected to the bottom end of the fixed cylinder, a cleaning mechanism is provided at the bottom end of the material discharge shell, and an exhaust pipe is fixedly connected to the side surface of the material discharge shell, and the end of the exhaust pipe is fixedly connected to the exhaust fan;

[0007] The cleaning mechanism includes a sealing cover, a micro motor, a rotating shaft, a connecting rod, a cleaning brush, a filter cartridge and a dustproof filter. The sealing cover is threadedly connected to the bottom end of the discharge shell, the bottom side of the sealing cover is fixedly connected to the micro motor, the output end of the micro motor is installed with a rotating shaft, the side surface of the rotating shaft is fixedly installed with a connecting rod, the end of the connecting rod is fixedly connected with a cleaning brush, the top side of the sealing cover is fixedly connected to the filter cartridge, and the inner wall of the filter cartridge is provided with a dustproof filter.

[0008] Furthermore, the first support plate and the second support plate are fixedly connected via a fixing tube, and the first support plate and the second support plate are placed parallel to each other.

[0009] Furthermore, a feed shell is fixedly connected to the left side of the first support plate, the feed shell is connected to the inner cavity of the rotating cylinder, and a sealing plug is provided at the left end of the rotating cylinder and is engaged with the side surface of the first support plate.

[0010] Furthermore, the left end edge of the rotating cylinder is in contact with the side surface of the first support plate, and the right end surface of the rotating cylinder is in contact with the surface of the second support plate.

[0011] Furthermore, a stirring shaft extending into the rotating drum is fixedly connected to the right side surface of the first supporting plate, and stirring blades are symmetrically installed on the side surface of the stirring shaft.

[0012] Furthermore, a bearing is arranged between the limiting shell and a first support plate connected to the limiting shell, and another bearing is arranged between the other limiting shell and a second support plate correspondingly connected to the limiting shell.

[0013] Furthermore, a plurality of connecting rods are fixedly connected to the left side surface of the rotating shaft at equal intervals, a cleaning brush is fixedly connected to the end of the connecting rod, and the cleaning brush is in contact with the inner wall of the dust filter.

[0014] Furthermore, a plurality of filter holes are evenly arranged on the side surface of the filter cartridge, and a limiting ring fixed to the inner wall of the discharge shell is attached to the top side of the filter cartridge.

[0015] Furthermore, the drying component includes a hot air blower, an air supply pipe, a hot air duct and a hot air hood, the hot air blower is fixedly connected to the top side surface of the first support plate, the output end of the hot air blower is connected to the air supply pipe, the side surface of the air supply pipe is fixedly connected to the hot air duct, and the end of the hot air duct is connected to the hot air hood fixed on the inner wall of the top side of the fixed cylinder.

[0016] Furthermore, there are a plurality of hot air hoods, which are evenly distributed on the inner wall of the top side of the fixed cylinder.

[0017] Through the above-mentioned embodiment of the present application, a cleaning mechanism and a cleaning mechanism are adopted, and the rotating motor drives the rotating drum to rotate, and the rotating drum flips the coal. The stirring shaft cooperates with the stirring blades to facilitate the position disruption of the rotating coal, which is convenient for the coal to be disordered in the rotating drum. By starting the hot air blower, the hot air blower sends the hot gas into the hot air pipe through the air supply pipe, and the hot air in the hot air pipe is blown out through the hot air hood. The blown hot gas passes through the homogenizing filter to heat and dry the coal in the rotating drum, thereby improving the coal drying effect. Dust will be generated during the drying process, and the dust gas will enter the discharge shell through the homogenizing filter. The aspirator acts The exhaust fan draws out the gas through the dust suction pipe, and the gas entering the discharge shell is intercepted by the dust filter on the inner wall of the filter cartridge, and the dust impurities are intercepted on the dustproof surface to avoid the subsequent pipelines being clogged by impurities adhering to the pipe. The micro motor drives the shaft to drive the connecting rod fixedly connected to the side surface to rotate, and the connecting rod drives the fixedly connected cleaning brush to rotate. The rotating cleaning brush cleans the inner wall surface of the dust filter, which is convenient for cleaning impurities adhered to the inner wall of the dust filter and ensuring the gas filtering effect of the dust filter. After filtering, the filter cartridge can be taken out by disassembling the sealing cover, which is convenient for cleaning impurities and brushing and replacing the filter. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application.

[0019] Figure 1 This is a schematic diagram of the overall three-dimensional structure of an embodiment of the present application;

[0020] Figure 2 This is a schematic front cross-sectional view of an embodiment of the present application;

[0021] Figure 3 For an embodiment of the present application Figure 2 A schematic diagram of the partially enlarged structure at center A;

[0022] Figure 4 This is a schematic diagram of the surface connection structure of the filter cartridge according to an embodiment of the present application.

[0023] In the figure: 1. first support plate; 2. second support plate; 3. fixed cylinder; 4. rotating motor; 5. rotating cylinder; 6. homogenizing filter; 7. stirring shaft; 8. stirring blade; 9. limiting shell; 10. bearing; 11. hot air blower; 12. hot air hood; 13. hot air pipe; 14. air supply pipe; 15. feed shell; 16. discharge shell; 17. sealing plug; 18. sealing cover; 19. micro motor; 20. rotating shaft; 21. connecting rod; 22. cleaning brush; 23. dust filter; 24. filter cylinder; 2401, filter hole; 25. limiting ring; 26. exhaust pipe; 27. exhaust fan. DETAILED DESCRIPTION

[0024] In order to enable those skilled in the art to better understand the solution of the present application, the technical solution in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in this field without creative work should fall within the scope of protection of the present application.

[0025] It should be noted that the terms "first", "second", etc. in the specification and claims of the present application and the above-mentioned drawings are used to distinguish similar objects, and are not necessarily used to describe a specific order or sequential order. It should be understood that the data used in this way can be interchanged where appropriate, so that the embodiments of the present application described here. In addition, the terms "including" and "having" and any of their variations are intended to cover non-exclusive inclusions, for example, a process, method, system, product or device comprising a series of steps or units is not necessarily limited to those steps or units clearly listed, but may include other steps or units that are not clearly listed or inherent to these processes, methods, products or devices.

[0026] In the present application, the terms "upper", "lower", "left", "right", "front", "back", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings. These terms are mainly used to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to have a specific orientation, or to be constructed and operated in a specific orientation.

[0027] In addition, some of the above terms may be used to express other meanings in addition to indicating orientation or positional relationship. For example, the term "on" may also be used to express a certain dependency or connection relationship in some cases. For those of ordinary skill in the art, the specific meanings of these terms in this application can be understood according to specific circumstances.

[0028] In addition, the terms "installed", "set", "provided with", "connected", "connected", and "socketed" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral structure; it can be a mechanical connection, or an electrical connection; it can be a direct connection, or an indirect connection through an intermediate medium, or it can be an internal connection between two devices, elements, or components. For those of ordinary skill in the art, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0029] It should be noted that, in the absence of conflict, the embodiments and features in the embodiments of the present application may be combined with each other.

[0030] The coal dryer according to the embodiment of the present application is introduced below.

[0031] See also Figure 1-4 As shown, a coal dryer comprises a fixed cylinder 3, a first support plate 1 is fixedly installed on the left end of the fixed cylinder 3, a second support plate 2 is fixedly installed on the right end of the fixed cylinder 3, a rotating motor 4 is fixedly connected to the first support plate 1 and the right surface, a rotating cylinder 5 is connected to the output end of the rotating motor 4, a homogenizing filter screen 6 is inlaid on the surface of the rotating cylinder 5, bearings 10 are fixedly installed on the left and right opposite ends of the rotating cylinder 5, a limiting shell 9 is arranged on the outer surface of the bearing 10, a drying assembly is arranged on the top side of the fixed cylinder 3, a material discharge shell 16 is fixedly connected to the bottom end of the fixed cylinder 3, a cleaning mechanism is arranged at the bottom end of the material discharge shell 16, and an exhaust pipe 26 is fixedly connected to the side surface of the material discharge shell 16, and the end of the exhaust pipe 26 is fixedly connected to the exhaust fan;

[0032] The cleaning mechanism includes a sealing cover 18, a micro motor 19, a rotating shaft 20, a connecting rod 21, a cleaning brush 22, a filter cartridge 24 and a dustproof filter 23. The sealing cover 18 is threadedly connected to the bottom end of the discharge shell 16, the micro motor 19 is fixedly connected to the bottom side of the sealing cover 18, the rotating shaft 20 is installed at the output end of the micro motor 19, the connecting rod 21 is fixedly installed on the side surface of the rotating shaft 20, the cleaning brush 22 is fixedly connected to the end of the connecting rod 21, the filter cartridge 24 is fixedly connected to the top side of the sealing cover 18, and the dustproof filter 23 is arranged on the inner wall of the filter cartridge 24.

[0033] The first support plate 1 is fixedly connected to the second support plate 2 through a fixed cylinder 3. The first support plate 1 and the second support plate 2 are placed parallel to each other. A feed shell 15 is fixedly connected to the left side of the first support plate 1. The feed shell 15 is connected to the inner cavity of the rotating cylinder 5. A sealing plug 17 that is engaged with the side surface of the first support plate 1 is provided at the left end of the rotating cylinder 5. The left end edge of the rotating cylinder 5 is in contact with the side surface of the first support plate 1, and the right end surface of the rotating cylinder 5 is in contact with the surface of the second support plate 2. A stirring shaft 7 extending into the rotating cylinder 5 is fixedly connected to the right side surface of the first support plate 1, and stirring blades 8 are symmetrically installed on the side surface of the stirring shaft 7. A bearing 10 is provided between the limiting shell 9 and the first support plate 1 connected to the limiting shell 9, and another bearing 10 is provided between the other limiting shell 9 and the second support plate 2 correspondingly connected to the limiting shell 9. A plurality of connecting rods 21 are equidistantly fixedly connected to the left surface of the shaft 20, a cleaning brush 22 is fixedly connected to the end of the connecting rod 21, the cleaning brush 22 is fitted with the inner wall of the dust filter 23, a plurality of filter holes 2401 are evenly opened on the side surface of the filter cylinder 24, a limiting ring 25 fixed to the inner wall of the discharge shell 16 is fitted on the top side of the filter cylinder 24, the drying assembly includes a hot air blower 11, an air supply pipe 14, a hot air pipe 13 and a hot air hood 12, the hot air blower 11 is fixedly connected to the top side surface of the first support plate 1, the output end of the hot air blower 11 is connected to the air supply pipe 14, the side surface of the air supply pipe 14 is fixedly connected to the hot air pipe 13, the end of the hot air pipe 13 is connected to the hot air hood 12 fixed on the inner wall of the top side of the fixed cylinder 3, the number of hot air hoods 12 is several, and the several hot air hoods 12 are evenly distributed on the inner wall of the top side of the fixed cylinder 3.

[0034] When the utility model is in use, the electrical components appearing in the present application are all connected to an external power supply and a control switch, the coal is put into the rotating drum 5 through the feed shell 15, and then the rotating motor 4 is started, the rotating motor 4 drives the rotating drum 5 to rotate, the rotating drum 5 flips the coal, and the stirring shaft 7 cooperates with the stirring blades 8 to facilitate the position of the rotating coal to be disrupted, and the position of the coal in the rotating drum 5 is disordered, and by starting the hot air blower 11, the hot air blower 11 sends the hot gas into the hot air pipe 13 through the air supply pipe 14, the hot air in the hot air pipe 13 is blown out through the hot air cover 12, and the blown hot gas passes through the homogenizing filter 6 to heat and dry the coal in the rotating drum 5, and dust is generated during the drying process, and the dust gas passes through The homogenizing filter 6 enters the discharge shell 16. Under the action of the aspirator, the exhaust fan draws out the gas through the dust suction pipe. The gas entering the discharge shell 16 is intercepted by the dust filter 23 on the inner wall of the filter cartridge 24, and the dust impurities are intercepted on the dustproof surface. The micro motor 19 is started, and the micro motor 19 drives the rotating shaft 20 to drive the connecting rod 21 fixedly connected to the side surface to rotate. The connecting rod 21 drives the fixedly connected cleaning brush 22 to rotate. The rotating cleaning brush 22 cleans the inner wall surface of the dust filter 23, which is convenient for cleaning impurities adhered to the inner wall of the dust filter 23, thereby ensuring the gas filtering effect of the dust filter 23. After filtering, the filter cartridge 24 is taken out by disassembling the sealing cover 18, which is convenient for cleaning impurities and convenient for brushing and replacing the filter.

[0035] The benefits of this application are:

[0036] 1. This type of coal dryer has a novel design and a simple structure. The rotating motor drives the rotating drum to rotate, and the rotating drum flips the coal. The stirring shaft cooperates with the stirring blades to disrupt the position of the rotating coal, which makes it easier for the coal to be misplaced in the rotating drum. By starting the hot air blower, the hot air blower sends the hot gas into the hot air pipe through the air supply pipe. The hot air in the hot air pipe is blown out through the hot air hood. The blown hot gas passes through the homogenizing filter to heat and dry the coal in the rotating drum, thereby improving the coal drying effect.

[0037] 2. Dust will be generated during drying. The dust gas passes through the homogenizing filter and enters the discharge shell. Under the action of the aspirator, the exhaust fan extracts the gas through the dust suction pipe. The gas entering the discharge shell is intercepted by the dust filter on the inner wall of the filter cylinder, and the dust impurities are intercepted on the dust-proof surface to avoid the subsequent pipelines from being clogged by the adhesion of impurities.

[0038] 3. The micro motor drives the rotating shaft to drive the connecting rod fixedly connected to the side surface to rotate, and the connecting rod drives the fixedly connected cleaning brush to rotate. The rotating cleaning brush cleans the inner wall surface of the dust filter, so as to clean up the impurities adhering to the inner wall of the dust filter and ensure the gas filtering effect of the dust filter. After filtering, the filter cartridge can be taken out by disassembling the sealing cover, which is convenient for cleaning impurities and brushing and replacing the filter.

[0039] The circuits, electronic components and modules involved are all prior art and can be fully implemented by those skilled in the art. Needless to say, the content protected by this application does not involve improvements to software and methods.

[0040] The above description is only the preferred embodiment of the present application and is not intended to limit the present application. For those skilled in the art, the present application may have various modifications and variations. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A coal drying machine, comprising a fixed cylinder (3), characterized in that: A first support plate (1) is fixedly mounted on the left end of the fixed cylinder (3), and a second support plate (2) is fixedly mounted on the right end of the fixed cylinder (3); a rotating motor (4) is fixedly connected to the first support plate (1) and the right side surface; an output end of the rotating motor (4) is connected to a rotating cylinder (5); a homogenizing filter (6) is inlaid on the surface of the rotating cylinder (5); bearings (10) are fixedly mounted on the left and right opposite ends of the rotating cylinder (5); a limiting shell (9) is provided on the outer surface of the bearing (10); a drying assembly is installed on the top side of the fixed cylinder (3); a material discharge shell (16) is fixedly connected to the bottom end of the fixed cylinder (3); a cleaning mechanism is provided at the bottom end of the material discharge shell (16); and an exhaust pipe (26) is fixedly connected to the side surface of the material discharge shell (16); and the end of the exhaust pipe (26) is fixedly connected to an exhaust fan (27); The cleaning mechanism comprises a sealing cover (18), a micro motor (19), a rotating shaft (20), a connecting rod (21), a cleaning brush (22), a filter cartridge (24) and a dustproof filter (23); the sealing cover (18) is threadedly connected to the bottom end of the discharge shell (16); the bottom side of the sealing cover (18) is fixedly connected to the micro motor (19); the output end of the micro motor (19) is mounted with a rotating shaft (20); the side surface of the rotating shaft (20) is fixedly mounted with a connecting rod (21); the end of the connecting rod (21) is fixedly connected with a cleaning brush (22); the top side of the sealing cover (18) is fixedly connected to the filter cartridge (24); and the inner wall of the filter cartridge (24) is provided with a dustproof filter (23).

2. The coal dryer according to claim 1, characterized in that: The first support plate (1) and the second support plate (2) are fixedly connected via a fixing tube (3); the first support plate (1) and the second support plate (2) are placed in parallel.

3. The coal dryer according to claim 1, characterized in that: A feed shell (15) is fixedly connected to the left side of the first support plate (1), and the feed shell (15) is connected to the inner cavity of the rotating cylinder (5). A sealing plug (17) is provided at the left end of the rotating cylinder (5) and is engaged with the side surface of the first support plate (1).

4. The coal dryer according to claim 1, characterized in that: The left end edge of the rotating cylinder (5) is in contact with the side surface of the first support plate (1), and the right end surface of the rotating cylinder (5) is in contact with the surface of the second support plate (2).

5. The coal dryer according to claim 1, characterized in that: A stirring shaft (7) extending into the rotating cylinder (5) is fixedly connected to the right side surface of the first support plate (1), and stirring blades (8) are symmetrically mounted on the side surface of the stirring shaft (7).

6. The coal dryer according to claim 1, characterized in that: A bearing (10) is arranged between the limiting shell (9) and a first support plate (1) connected to the limiting shell (9), and another bearing (10) is arranged between the other limiting shell (9) and a second support plate (2) correspondingly connected to the limiting shell (9).

7. The coal dryer according to claim 1, characterized in that: A plurality of connecting rods (21) are fixedly connected at equal intervals to the left surface of the rotating shaft (20), a cleaning brush (22) is fixedly connected to the end of the connecting rod (21), and the cleaning brush (22) is in contact with the inner wall of the dustproof filter (23).

8. The coal dryer according to claim 1, characterized in that: A plurality of filter holes (2401) are evenly arranged on the side surface of the filter cartridge (24), and a limiting ring (25) fixed to the inner wall of the discharge shell (16) is attached to the top side of the filter cartridge (24).

9. The coal dryer according to claim 1, characterized in that: The drying component comprises a hot air blower (11), an air supply pipe (14), a hot air pipe (13) and a hot air hood (12); the hot air blower (11) is fixedly connected to the top side surface of the first support plate (1); the output end of the hot air blower (11) is connected to the air supply pipe (14); the side surface of the air supply pipe (14) is fixedly connected to the hot air pipe (13); the end of the hot air pipe (13) is connected to the hot air hood (12) fixed to the inner wall of the top side of the fixed cylinder (3).

10. The coal dryer according to claim 9, characterized in that: The number of the hot air hoods (12) is multiple, and the multiple hot air hoods (12) are evenly distributed on the inner wall of the top side of the fixed cylinder (3).

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