Efficient coal crushing and grinding machine

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By introducing drying components and anti-clogging components into the grinding mill, the problems of low grinding efficiency and coal moisture adsorption are solved, achieving efficient grinding and drying effects.

CN223875192UActive Publication Date: 2026-02-06NANJING JIEHENG RUICHENG TECHNOLOGY TRADING CO LTD

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Patent Information

Application Number: CN202520229196.5
Authority / Receiving Office: CN · China
Patent Type: Utility models(China)
Current Assignee / Owner
Filing Date: 2025-02-13
Publication Date: 2026-02-06
Estimated Expiration: 2035-02-13

AI Technical Summary

Technical Problem

Existing grinding equipment has poor carbon grinding efficiency, and damp coal is easily adsorbed on the inner wall of the grinding chamber, making it difficult to clean.

Method used

A high-efficiency coal crushing and grinding mill with drying components and grinding anti-clogging components was designed. The coal is dried by a hot air blower and the grinding trough is cleared by a telescopic cylinder and an extrusion block to prevent the coal from adsorbing moisture.

Benefits of technology

It improves carbon grinding efficiency, prevents coal from adhering to the inner wall of the grinding chamber during the grinding process, reduces subsequent cleaning work, and saves time and manpower.

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Abstract

The utility model provides an efficient coal crushing and grinding machine which comprises two connecting plates, stand columns are fixedly connected to the lower surfaces of one sides of the two connecting plates, a grinding shell is fixedly connected to the sections of the other sides of the two connecting plates, an anti-blocking shell is fixedly connected to the upper surface of the grinding shell, and a motor bearing plate is fixedly connected between the two connecting stand columns and the grinding shell. A conveying belt is rotationally connected between the two connecting plates, the upper surfaces of the two connecting plates are fixedly connected with a feeding square barrel and a drying frame plate correspondingly, and a drying assembly is arranged among the motor bearing plate, the feeding square barrel and the drying frame plate. Compared with the prior art, the coal grinding anti-blocking device has the following beneficial effects that through the arrangement of the grinding anti-blocking assembly, the grinding motor is started to enable the grinding motor shaft to drive the grinding belt wheel I to rotate, so that the carbon grinding efficiency is improved, meanwhile, coal is dried, and the coal is prevented from being damaged due to the fact that the coal is moist and adsorbed on the inner wall of the grinding cavity in the coal grinding process. Subsequent cleaning is not needed, and time and labor are saved.

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Description

TECHNICAL FIELD

[0001] The utility model relates to a high -efficient coal broken mill belongs to coal mining processing technical field. BACKGROUND

[0002] Coal is a solid combustible organic rock, mainly by plant remains biochemical action, buried and then transformed by geological action, commonly known as coal.

[0003] Most of the coal needs to be ground when recycling, but the existing grinding device is not efficient, and the existing coal is difficult to clean up because a large amount of coal residue is adsorbed on the inner wall of the grinding cavity due to the moisture of the coal itself during the grinding process. Therefore, a coal grinding machine with drying and dehumidifying functions is proposed. UTILITY MODEL CONTENT

[0004] In view of the deficiencies of the prior art, the utility model aims to provide a high -efficient coal broken mill.

[0005] In order to achieve the above-mentioned purpose, the utility model is realized through the following technical scheme:

[0006] A kind of high -efficient coal broken mill, including two link plates, two link plates one side lower surface fixed connection stand, two link plates another side section fixed connection grinding shell, grinding shell upper surface fixed connection anti-blocking shell, motor receiving plate, grinding shell and anti-blocking shell between being equipped with grinding anti-blocking component, two connection stand and grinding shell between fixed connection motor receiving plate, two link plates between rotatably connected conveying belt, two link plates upper surface respectively fixed connection feed square cylinder and drying frame plate, motor receiving plate, feed square cylinder and drying frame plate three between being equipped with drying assembly.

[0007] Further, the drying assembly includes a transmission motor fixedly connected to the upper surface of the motor receiving plate, the output end of the transmission motor is connected to one end of a transmission motor shaft, the other end of the transmission motor shaft is fixedly connected to a transmission pulley one on the circumferential outer surface, the transmission pulley one is rotatably connected to one end of a transmission belt on the outer surface, the other end of the transmission belt is rotatably connected to the outer surface of a transmission pulley two, the transmission pulley two is fixedly connected to the outer surface of one end of a transmission shaft one, the other end of the transmission shaft one is rotatably connected to the inner side wall of the one side link plate and the other side link plate.

[0008] Further, the drying assembly further includes a transmission shaft two rotatably connected between the two link plates, one drive roller is fixedly connected to the outer surface of the transmission shaft one and the transmission shaft two respectively, and the transmission belt is rotatably connected between the outer surfaces of the two drive rollers.

[0009] Further, the drying assembly further comprises a feeding groove formed in the feeding square cylinder, the feeding groove is of a bottomless structure, one guide plate is fixedly connected between the inner walls of the feeding groove, the guide plate and the inner wall of the feeding groove are at an angle, one side surface of the feeding square cylinder is fixedly connected with a first air heater, two air outlet ends of the first air heater are respectively connected with one end of a first ventilation pipe, the other end of the first ventilation pipe penetrates through the feeding square cylinder into the feeding groove.

[0010] Further, the drying assembly further comprises a second air heater fixedly connected to the upper surface of the drying frame plate, two air outlet ends of the first air heater are respectively connected with one end of a second ventilation pipe, the other end of the second ventilation pipe penetrates into the drying frame plate.

[0011] Further, the grinding anti-blocking assembly comprises a connecting groove formed in the anti-blocking shell, one side surface of the upper surface of the anti-blocking shell is fixedly connected with a telescopic cylinder, one end of a telescopic rod is connected to the extension shaft end of the telescopic cylinder, the other end of the telescopic rod penetrates through the anti-blocking shell into the connecting groove and is fixedly connected with one end of a connecting plate, the other end surface of the connecting plate is fixedly connected with a plurality of extrusion blocks.

[0012] Further, the grinding anti-blocking assembly comprises a grinding motor fixedly connected to the upper surface of the motor receiving plate, one end of a grinding motor shaft is connected to the output end of the grinding motor, the other end of the grinding motor shaft is fixedly connected to the outer surface of a grinding pulley one, one end of a grinding belt is rotatably connected to the outer surface of the grinding pulley one, the other end of the grinding belt is rotatably connected to the outer surface of a grinding pulley two, the grinding pulley two is fixedly connected to the outer surface of one end of a grinding transmission shaft one, the other end of the grinding transmission shaft one penetrates through one side of a grinding shell and is fixedly connected with a grinding groove to the other side of the grinding shell and a driving gear one.

[0013] Further, the grinding anti-blocking assembly comprises a grinding transmission shaft two rotatably connected to the inner side wall of the grinding groove, the other end of the grinding transmission shaft two penetrates through the grinding groove to the outer side of the grinding shell and is fixedly connected with a driving gear two, the driving gear two is engaged with the driving gear one, the outer surfaces of the grinding transmission shaft one and the grinding transmission shaft two are respectively fixedly connected with a grinding roller, the grinding roller is rotatably connected in the grinding groove, a discharging plate is fixedly connected to one side surface of the grinding shell, and the discharging plate is matched with the grinding groove.

[0014] The utility model discloses the beneficial effect of:

[0015] Through the setting of the drying assembly, the first air heater and the second air heater are started to make the ventilation pipe one and the ventilation pipe two transmit hot air to the feeding groove and the conveying belt, so that the conveying belt stably rotates, then the conveying belt drives coal to be transported, and then the hot air input of the second air heater is used for secondary drying.

[0016] Through the setting of the anti-blocking grinding assembly, the grinding motor is started to rotate the grinding pulley one through the grinding motor shaft, thereby improving the grinding efficiency and drying the coal, avoiding the coal from being adsorbed on the inner wall of the grinding cavity due to moisture in the grinding process, and saving time and labor. BRIEF DESCRIPTION OF DRAWINGS

[0017] In order to more clearly illustrate the technical solutions of the embodiments of the present application or the prior art, the drawings needed in the embodiments will be briefly introduced as follows. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can also be obtained by those skilled in the art without creative labor on the basis of these drawings.

[0018] Figure 1 It is a whole structure schematic diagram of the high-efficiency coal crushing and grinding machine.

[0019] Figure 2 It is a drying assembly structure schematic diagram of the high-efficiency coal crushing and grinding machine.

[0020] Figure 3 It is an extrusion block structure schematic diagram of the high-efficiency coal crushing and grinding machine.

[0021] Figure 4 It is an anti-blocking grinding assembly structure schematic diagram of the high-efficiency coal crushing and grinding machine.

[0022] In the drawings, 1 is a connecting plate, 2 is an inlet square cylinder, 3 is an inlet slot, 4 is a hot air blower one, 5 is a drying frame plate, 6 is a hot air blower two, 7 is an anti-blocking shell, 8 is a telescopic air cylinder, 9 is a grinding shell, 10 is a motor receiving plate, 11 is a transmission motor, 12 is a transmission motor shaft, 13 is a grinding motor, 14 is a grinding motor shaft, 15 is a grinding pulley one, 16 is a grinding belt, 17 is a grinding pulley two, 18 is a grinding transmission shaft one, 19 is a transmission belt, 20 is a transmission pulley two, 21 is a transmission shaft one, 22 is a conveyor belt, 23 is a transmission shaft two, 24 is a guide plate, 25 is a telescopic rod, 26 is a connecting plate, 27 is an extrusion block, 28 is a connecting slot, 29 is a grinding slot, 30 is a grinding transmission shaft two, 31 is a grinding roller, 32 is a driving gear two, 33 is a driving gear one, 34 is a discharging plate, 35 is a transmission pulley one, and 36 is a stand column. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the utility model.

[0024] Please refer to Figure 1 , Figure 2 , Figure 3 and Figure 4 The utility model provides a kind of high-efficiency coal crushing pulverizer technical scheme, including two link plates 1, two link plates 1 one side lower surface fixed connection stand 36, two link plates 1 other side section fixed connection grinding shell 9, grinding shell 9 upper surface fixed connection anti-blocking shell 7, motor receiving plate 10, grinding shell 9 and anti-blocking shell 7 between being equipped with grinding anti-blocking component, two connection stand 36 and grinding shell 9 between fixed connection motor receiving plate 10, two link plates 1 between rotary connection conveying belt 22, two link plates 1 upper surface respectively fixed connection feed square cylinder 2 and drying frame plate 5, motor receiving plate 10, feed square cylinder 2 and drying frame plate 5 three between being equipped with drying assembly.

[0025] Please refer to Figure 2 and Figure 3 , the drying assembly includes transmission motor 11 fixedly connected on the upper surface of motor receiving plate 10, the output end of transmission motor 11 is connected with one end of transmission motor shaft 12, the other end of transmission motor shaft 12 is fixedly connected with transmission pulley one 35 on the circumferential outer surface, one end of transmission belt 19 is rotatably connected with the outer surface of transmission pulley one 35, the other end of transmission belt 19 is rotatably connected with the outer surface of transmission pulley two 20, transmission pulley two 20 is fixedly connected with the outer surface of one end of transmission shaft one 21, the other end of transmission shaft one 21 is rotatably connected with the inner side wall of one side link plate 1 and the other side link plate 1, the drying assembly further includes transmission shaft two 23 rotatably connected between two link plates 1, one driving roller is respectively fixedly connected with the outer surface of transmission shaft one 21 and transmission shaft two 23, conveying belt 22 is rotatably connected between the outer surfaces of two driving rollers, the drying assembly further includes feed groove 3 opened in feed square cylinder 2, feed groove 3 is bottomless structure, one guide plate 24 is respectively fixedly connected between the inner walls of both sides of feed groove 3, the angle between guide plate 24 and the inner wall of feed groove 3 is 60 °, hot air blower one 4 is fixedly connected with the surface of one side of feed square cylinder 2, one end of one ventilation pipe one is respectively connected with the two air outlet ends of hot air blower one 4, the other end of ventilation pipe one penetrates feed square cylinder 2 to feed groove 3, hot air blower two 6 is fixedly connected with the upper surface of drying frame plate 5, one end of one ventilation pipe two is respectively connected with the two air outlet ends of hot air blower one 4, the other end of ventilation pipe two penetrates to drying frame plate 5.

[0026] Referring to Figure 4 , the anti-blocking grinding assembly comprises a connecting groove 28 formed in the anti-blocking shell 7, and a telescopic cylinder 8 is fixedly connected to each side of the upper surface of the anti-blocking shell 7, one end of the telescopic cylinder 8 is connected to one end of a telescopic rod 25, the other end of the telescopic rod 25 penetrates the anti-blocking shell 7 and is fixedly connected to one end of a connecting plate 26 in the connecting groove 28, and the other end surface of the connecting plate 26 is fixedly connected to a plurality of extrusion blocks 27, the anti-blocking grinding assembly comprises a grinding motor 13 fixedly connected to the upper surface of the motor receiving plate 10, one end of a grinding motor shaft 14 is connected to the output end of the grinding motor 13, the other end of the grinding motor shaft 14 is fixedly connected to the outer surface of a grinding pulley I 15, one end of a grinding belt 16 is rotatably connected to the outer surface of the grinding pulley I 15, the other end of the grinding belt 16 is rotatably connected to the outer surface of a grinding pulley II 17, the grinding pulley II 17 is fixedly connected to the outer surface of one end of a grinding transmission shaft I 18, the other end of the grinding transmission shaft I 18 penetrates one side of the grinding shell 9 and is fixedly connected to the grinding groove 29 and the other side of the grinding shell 9 and the drive gear I 33, the anti-blocking grinding assembly comprises a grinding transmission shaft II 30 rotatably connected to the inner side wall of the grinding groove 29 at one end, the other end of the grinding transmission shaft II 30 penetrates the grinding groove 29 and is fixedly connected to the drive gear II 32 outside the grinding shell 9, the drive gear II 32 is engaged with the drive gear I 33, and one grinding roller 31 is fixedly connected to the outer surface of the grinding transmission shaft I 18 and the grinding transmission shaft II 30, respectively, and the grinding roller 31 is rotatably connected in the grinding groove 29, and a discharging plate 34 is fixedly connected to one side surface of the grinding shell 9 and cooperates with the grinding groove 29.

[0027] In use, the hot air fan I 4 and the hot air fan II 6 are started to make the ventilation pipe I and the ventilation pipe II transmit hot air to the feeding groove 3 and the conveying belt 22, the staff pours coal into the feeding groove 3, the coal is guided and slowed down by the guide plate 24 to be dried for the first time, the transmission motor 11 is started to drive the transmission motor shaft 12 to rotate the transmission pulley I 35, the transmission pulley I 35 drives the transmission pulley II 20 and the transmission shaft I 21 to rotate through the transmission belt 19, the transmission shaft I 21 drives one end of the conveying belt 22 to rotate through the drive rollers, the other end of the conveying belt 22 is driven to rotate through the transmission shaft II 23 and the drive rollers, the conveying belt 22 stably rotates, the conveying belt 22 drives the coal to be transported, the coal is dried for the second time through the hot air input of the hot air fan II 6, and then the coal falls into the grinding groove 29 through the transmission of the conveying belt 22.

[0028] The grinding motor 13 is started to drive the grinding motor shaft 14 to rotate the grinding belt pulley 15, and then the grinding belt pulley 15 drives the grinding belt pulley 17 and the grinding transmission shaft 18 to rotate through the grinding belt 16, and then the grinding transmission shaft 18 drives the driving gear 33 to rotate in the process of rotating, and then the driving gear 33 drives the driving gear 32 and the grinding transmission shaft 30 to rotate through the meshing, and then the grinding transmission shaft 18 and the grinding transmission shaft 30 start to rotate, and then the two grinding rollers 31 are driven to grind the coal, when the coal is too much to block the grinding groove 29, the two telescopic cylinders 8 are started to drive the connecting plate 26 and the plurality of extrusion blocks 27 to move downward through the two telescopic rods 25, the coal is extruded through the plurality of extrusion blocks 27, the grinding groove 29 is dredged, and then the ground coal residues fall to the designated position through the discharge plate 34, thereby improving the grinding efficiency of the coal, drying the coal, avoiding the coal from being adsorbed on the inner wall of the grinding cavity due to the wetness of the coal in the grinding process, and not needing subsequent cleaning, saving time and effort.

[0029] Although the present specification is described in terms of embodiments, not every embodiment contains only one independent technical solution, and the description of the specification is only for the sake of clarity. Those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can be combined appropriately to form other embodiments that those skilled in the art can understand.

Claims

1. A high efficiency coal pulverizer characterized by, The utility model provides a kind of mill and dry component, including two adapter plates (1), two adapter plates (1) one side lower surface fixed connection stand (36), two adapter plates (1) the other side section fixed connection mill shell (9), mill shell (9) upper surface fixed connection anti-blocking shell (7), motor receiving plate (10), mill shell (9) and anti-blocking shell (7) between be equipped with mill anti-blocking subassembly, two connection stand (36) and mill shell (9) between fixed connection motor receiving plate (10), two adapter plates (1) between rotary connection conveying belt (22), two adapter plates (1) upper surface respectively fixed connection feed square cylinder (2) with drying frame plate (5), motor receiving plate (10), feed square cylinder (2) and drying frame plate (5) three between be equipped with drying subassembly.

2. A high efficiency coal pulverizing mill as claimed in claim 1, wherein, Drying subassembly includes fixedly connected on the upper surface of motor receiving plate (10) transmission motor (11), the output end of transmission motor (11) is connected with one end of transmission motor shaft (12), the other end of transmission motor shaft (12) circumferential outer surface is fixedly connected with transmission pulley one (35), transmission pulley one (35) outer surface is rotatably connected with one end of transmission belt (19), the other end of transmission belt (19) is rotatably connected with the outer surface of transmission pulley two (20), transmission pulley two (20) is fixedly connected with the outer surface of one end of transmission shaft one (21), the other end of transmission shaft one (21) is rotatably connected with the inner side wall of one side adapter plate (1) and the other side adapter plate (1).

3. A high efficiency coal pulverizing mill according to claim 2, wherein, Drying subassembly further includes transmission shaft two (23) rotatably connected between two adapter plates (1), transmission shaft one (21) and transmission shaft two (23) outer surface are respectively fixedly connected with one drive roller, two drive rollers outer surface is rotatably connected with conveying belt (22).

4. A high efficiency coal pulverizing mill according to claim 3 wherein, Drying subassembly further includes feed groove (3) opened in feed square cylinder (2), feed groove (3) is bottomless structure, two side inner walls of feed groove (3) are respectively fixedly connected with one guide plate (24), guide plate (24) and the inner wall of feed groove (3) are 60 °, one side surface of feed square cylinder (2) is fixedly connected with hot air blower one (4), two air outlet ends of hot air blower one (4) are respectively connected with one end of one ventilation pipe one, the other end of ventilation pipe one is penetrated to feed groove (3) in feed square cylinder (2).

5. A high efficiency coal pulverizing mill according to claim 4 wherein, Drying subassembly further includes hot air blower two (6) fixedly connected on the upper surface of drying frame plate (5), two air outlet ends of hot air blower one (4) are respectively connected with one end of one ventilation pipe two, the other end of ventilation pipe two is penetrated to drying frame plate (5).

6. A high efficiency coal pulverizing mill according to claim 5 wherein, Mill anti-blocking subassembly includes connecting groove (28) opened in anti-blocking shell (7), the upper surface of anti-blocking shell (7) two sides is respectively fixedly connected with one telescopic cylinder (8), the extension shaft end of telescopic cylinder (8) is connected with one end of telescopic rod (25), the other end of telescopic rod (25) is penetrated to connecting groove (28) in anti-blocking shell (7) and is fixedly connected with one end of connecting plate (26), the other end surface of connecting plate (26) is fixedly connected with a plurality of extrusion blocks (27).

7. A high efficiency coal pulverizing mill according to claim 6 wherein, The anti-blocking grinding assembly comprises a grinding motor (13) fixedly connected to the upper surface of the motor receiving plate (10), an output end of the grinding motor (13) is connected to one end of a grinding motor shaft (14), the other end of the grinding motor shaft (14) is fixedly connected to an outer surface of a grinding pulley I (15), an outer surface of the grinding pulley I (15) is rotatably connected to one end of a grinding belt (16), the other end of the grinding belt (16) is rotatably connected to an outer surface of a grinding pulley II (17), the grinding pulley II (17) is fixedly connected to an outer surface of one end of a grinding transmission shaft I (18), the other end of the grinding transmission shaft I (18) penetrates through one side of the grinding shell (9) and is fixedly connected to the grinding groove (29) to the other side of the grinding shell (9) and the driving gear I (33).

8. A high efficiency coal pulverizing mill according to claim 7 wherein, The anti-blocking grinding assembly comprises a grinding transmission shaft II (30) rotatably connected to an inner side wall of the grinding groove (29), the other end of the grinding transmission shaft II (30) penetrates through the grinding groove (29) to the outer side of the grinding shell (9) and is fixedly connected to the driving gear II (32), the driving gear II (32) is engaged with the driving gear I (33), the outer surfaces of the grinding transmission shaft I (18) and the grinding transmission shaft II (30) are respectively fixedly connected to a grinding roller (31), the grinding roller (31) is rotatably connected in the grinding groove (29), one side surface of the grinding shell (9) is fixedly connected to a discharging plate (34), and the discharging plate (34) is matched with the grinding groove (29).