CN216936385U - Automatic multi-stage coal crushing device - Google Patents
Automatic multi-stage coal crushing device Download PDFInfo
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- CN216936385U CN216936385U CN202220660686.7U CN202220660686U CN216936385U CN 216936385 U CN216936385 U CN 216936385U CN 202220660686 U CN202220660686 U CN 202220660686U CN 216936385 U CN216936385 U CN 216936385U
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- 239000003245 coal Substances 0.000 title claims abstract description 226
- 238000012546 transfer Methods 0.000 claims abstract description 67
- 238000007599 discharging Methods 0.000 claims abstract description 24
- 230000005540 biological transmission Effects 0.000 claims description 40
- 238000010298 pulverizing process Methods 0.000 claims description 36
- 238000003756 stirring Methods 0.000 claims description 15
- 239000003638 chemical reducing agent Substances 0.000 claims description 12
- 238000012216 screening Methods 0.000 claims description 8
- 230000000087 stabilizing effect Effects 0.000 claims description 4
- 208000028659 discharge Diseases 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 7
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
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Abstract
The utility model provides an automatic multistage coal crushing device. The automatic multistage coal crushing device comprises a first-stage crushing component for performing first-stage crushing on coal, a second-stage crushing component for performing second-stage crushing on the coal and a coal transfer component for transferring the coal crushed by the first-stage crushing component into the second-stage crushing component, wherein the second-stage crushing component is arranged on one side of the first-stage crushing component, the coal transfer component is arranged between the first-stage crushing component and the second-stage crushing component, the first-stage crushing component comprises a first-stage feeding bin, a first-stage crushing bin, a first-stage discharging bin and a first-stage support, the first-stage crushing bin is fixedly connected to the upper side of the first-stage support, and the automatic multistage coal crushing device can perform double crushing on the coal through the arrangement of the first-stage crushing component and the second-stage crushing component, thereby the crushing effect to coal has been improved, and coal transfer subassembly has improved the convenient degree that coal moved between one-level crushing subassembly and second grade crushing subassembly.
Description
Technical Field
The utility model relates to the technical field of automation equipment, in particular to an automatic multistage coal crushing device.
Background
A coal pulverizer, which is called a coal pulverizer for short, is one of common devices in production lines of pulverized coal and pulverized coal gangue.
The coal pulverizer is an improved coal pulverizer based on an old hammer crusher, is a novel-structure coal pulverizer, and is mainly designed for special models for pulverizing coal in brick factories and the like of coal washery.
However, in the prior art, the coal crushing and recovering device usually crushes coal once in use, so that the crushing efficiency is influenced, the coal cannot be crushed completely, and the subsequent processing of the coal is influenced.
Therefore, there is an urgent need to redesign a new automatic multistage coal pulverizing device to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides an automatic multistage coal crushing device, which aims to solve the technical problems in the background technology.
The utility model provides an automatic multistage coal crushing device, which comprises a first-stage crushing assembly for performing first-stage crushing on coal, a second-stage crushing assembly for performing second-stage crushing on the coal and a coal transfer assembly for transferring the coal crushed by the first-stage crushing assembly into the second-stage crushing assembly, wherein the second-stage crushing assembly is arranged on one side of the first-stage crushing assembly, the coal transfer assembly is arranged between the first-stage crushing assembly and the second-stage crushing assembly, the first-stage crushing assembly comprises a first-stage feeding bin, a first-stage crushing bin, a first-stage discharging bin and a first-stage support, the first-stage crushing bin is fixedly connected to the upper side of the first-stage support, the first-stage feeding bin is arranged on the upper side of the first-stage crushing bin, the discharging bin is arranged on one side of the first-stage crushing bin, which is far away from the first-stage feeding bin, a stirring driving shaft is rotatably connected in the first-stage crushing bin, and one end of the stirring driving shaft extends out of the first-stage crushing bin, the part that the stirring drive shaft is located the one-level and smashes the storehouse has connected gradually first crushing gear, second crushing gear and third crushing gear, and the stirring drive shaft stretches out one end of one-level and smashes the storehouse and is connected with driven drive wheel, is connected with one-level driving motor on the one-level support, and one-level driving motor's output passes through the driving band and is connected with driven drive wheel.
Optionally, the radii of the first pulverizing gear, the second pulverizing gear and the third pulverizing gear are gradually reduced.
Optionally, the coal transferring component comprises a coal transferring limiting main body, a coal transferring driving wheel, a coal transferring driven wheel, a coal transferring driving motor for driving the coal transferring driving wheel to rotate, a speed reducer and a conveying belt, one end of the coal transferring limiting main body is arranged at the lower side of the primary crushing component, the other end of the coal transferring limiting main body is arranged at the upper side of the secondary crushing component, the coal transferring driving wheel is rotatably connected at the end part of the coal transferring limiting main body, the coal transferring driven wheel is rotatably connected at one end of the coal transferring limiting main body far away from the coal transferring driving wheel, the conveying belt is arranged between the coal transferring driving wheel and the coal transferring driven wheel, the coal transferring driving motor and the speed reducer are both arranged on the side wall of the coal transferring limiting main body, and the output end of the coal transfer driving motor extends into the speed reducer, and the output end of the speed reducer is connected with the coal transfer driving wheel.
Optionally, a plurality of coal limit baffle plates are arranged on the conveying belt at equal intervals, and a coal transfer groove is formed between every two coal limit baffle plates.
Optionally, a coal transfer stabilizing support for ensuring the stability of the coal transfer limiting main body is fixedly arranged on the lower side of the coal transfer limiting main body.
Optionally, the secondary crushing assembly comprises a secondary crushing receiving cylinder, a secondary crushing bin, a secondary supporting bin, a secondary discharging interface, a secondary crushing driving shaft, a plurality of secondary crushing rollers, a first bevel gear, a second bevel gear, a power transfer shaft, a first power transmission gear, a second power transmission gear, a power transmission fixing part and a secondary driving motor, the secondary crushing receiving cylinder is arranged at the lower side of the coal transfer assembly, the secondary crushing bin is fixedly connected at the lower side of the secondary crushing receiving cylinder, the secondary supporting bin is fixedly connected at the lower side of the secondary crushing bin, the secondary discharging interface is connected at one side of the secondary crushing bin, the secondary crushing driving shaft is rotatably connected in the secondary crushing bin, the lower end of the secondary crushing driving shaft extends into the secondary supporting bin, the plurality of secondary crushing rollers are fixedly connected at the end part of the secondary crushing driving shaft, the first bevel gear is fixedly connected at one end of the secondary crushing driving shaft extending into the secondary supporting bin, the second bevel gear is meshed with the first bevel gear and fixedly connected with the power transfer shaft, the other end of the power transfer shaft is connected with the first power transmission gear, the first power transmission gear is meshed with the second power transmission gear, the power transmission fixing part is arranged on the outer sides of the first power transmission gear and the second power transmission gear, the secondary driving motor is arranged on one side of the second power transmission gear, and the output end of the secondary driving motor is connected with the second power transmission gear.
Optionally, one side of the secondary discharge port, which is far away from the secondary crushing bin, is inclined downwards.
Optionally, a coal holding bin for holding pulverized coal is arranged on the lower side of the secondary discharging interface.
Optionally, a screening baffle for screening coal is fixedly connected in the secondary crushing bin.
Optionally, a motor fixing plate for improving the working stability of the primary driving motor is connected between the primary support and the primary driving motor.
The utility model has the following beneficial effects:
the automatic multistage coal crushing device comprises a first-stage crushing component for performing first-stage crushing on coal, a second-stage crushing component for performing second-stage crushing on the coal and a coal transfer component for transferring the coal crushed by the first-stage crushing component into the second-stage crushing component, wherein the second-stage crushing component is arranged on one side of the first-stage crushing component, the coal transfer component is arranged between the first-stage crushing component and the second-stage crushing component, the first-stage crushing component comprises a first-stage feeding bin, a first-stage crushing bin, a first-stage discharging bin and a first-stage support, the first-stage crushing bin is fixedly connected to the upper side of the first-stage support, the first-stage feeding bin is arranged on the upper side of the first-stage crushing bin, the discharging bin is arranged on one side of the first-stage crushing bin far away from the first-stage feeding bin, and a stirring driving shaft is rotatably connected to the first-stage crushing bin, wherein the automatic multistage coal crushing device can perform double crushing on the coal through the arrangement of the first-stage crushing component and the second-stage crushing component, therefore, the crushing effect on coal is improved, the convenient degree of the movement of the coal between the primary crushing assembly and the secondary crushing assembly is improved by the coal transfer assembly, the transfer efficiency on the coal is further improved, and the crushing treatment effect on the coal is indirectly improved.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a schematic view of a first perspective of an automated multi-stage coal pulverizer provided by the present invention;
FIG. 2 is a schematic structural view from a second perspective of the automated multi-stage coal pulverizer provided by the present invention;
FIG. 3 is an enlarged view of a portion of area A of FIG. 2;
FIG. 4 is a schematic structural view from a third perspective of an automated multi-stage coal pulverizer provided by the present invention;
FIG. 5 is a partial enlarged view of the area B in FIG. 4;
FIG. 6 is a schematic structural view from a fourth perspective of the automated multi-stage coal pulverizer provided by the present invention;
fig. 7 is a partially enlarged view of the region C in fig. 6.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting of the utility model. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the utility model. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.
Referring to fig. 1 to 7, the automatic multi-stage coal pulverizing apparatus of the present invention includes a primary pulverizing unit 100 for primary pulverizing coal, a secondary pulverizing unit 200 for secondary pulverizing coal, and a coal transfer unit 300 for transferring the coal pulverized by the primary pulverizing unit 100 into the secondary pulverizing unit 200;
the second-stage crushing assembly 200 is arranged on one side of the first-stage crushing assembly 100, the coal transfer assembly 300 is arranged between the first-stage crushing assembly 100 and the second-stage crushing assembly 200, the first-stage crushing assembly 100 comprises a first-stage feeding bin 101, a first-stage crushing bin 102, a first-stage discharging bin 103 and a first-stage support 104, the first-stage crushing bin 102 is fixedly connected to the upper side of the first-stage support 104, the first-stage feeding bin 101 is arranged on the upper side of the first-stage crushing bin 102, the discharging bin is arranged on one side, away from the first-stage feeding bin 101, of the first-stage crushing bin 102, a stirring driving shaft 105 is rotatably connected to the first-stage crushing bin 102, one end of the stirring driving shaft 105 extends out of the first-stage crushing bin 102, a first crushing gear 106, a second crushing gear 107 and a third crushing gear 108 are sequentially connected to the part, located in the first-stage crushing bin 102, a driven driving wheel 109 is connected to one end of the stirring driving shaft 105 extending out of the first-stage crushing bin 102, and a first-stage drive motor 110 is connected to the first-stage support 104, the output end of the primary driving motor 110 is connected with the driven driving wheel 109 through a driving belt 111;
the coal to be crushed firstly enters the primary crushing assembly 100, then the primary crushing assembly 100 performs primary crushing treatment on the coal, then the coal treated by the primary crushing assembly 100 enters the coal transfer assembly 300, so that the coal transfer assembly 300 transfers the coal to the secondary crushing assembly 200, and the secondary crushing assembly 200 performs secondary crushing treatment on the coal, thereby realizing double crushing treatment on the coal, improving the crushing effect on the coal, and enabling the crushing treatment on the coal to be more automatic;
specifically, when coal enters the primary crushing assembly 100, firstly, the coal enters the primary crushing bin 102 through the primary feeding bin 101, at this time, the primary driving motor 110 enters a working state, so that an output shaft of the primary driving motor 110 drives the driving belt 111 to rotate, the driving belt 111 drives the stirring driving shaft 105 to rotate, and then the stirring driving shaft 105 drives the first crushing wheel, the second crushing wheel and the third crushing wheel to rotate simultaneously, so that large-particle coal entering the primary crushing bin 102 is crushed, and then the crushed coal enters the coal transfer assembly 300 through the primary discharging bin 103;
moreover, the primary support 104 provides a fixed support for each structure within the overall primary crushing assembly 100, thereby ensuring the stability of the primary crushing assembly 100 in coal handling.
In the present embodiment, the radii of the first pulverizing gear 106, the second pulverizing gear 107, and the third pulverizing gear 108 are gradually reduced.
The first crushing gear 106, the second crushing gear 107 and the third crushing gear 108 having different radii are advantageous for improving the crushing capability of coal, so that the coal can be crushed better.
In this embodiment, the coal transferring assembly 300 includes a coal transferring limiting body 310, a coal transferring driving wheel 320, a coal transferring driven wheel 330, a coal transferring driving motor 340 for driving the coal transferring driving wheel 320 to rotate, a speed reducer 350 and a conveying belt 360, one end of the coal transferring limiting body 310 is disposed at the lower side of the primary crushing assembly 100, the other end of the coal transferring limiting body 310 is disposed at the upper side of the secondary crushing assembly 200, the coal transferring driving wheel 320 is rotatably connected to the end of the coal transferring limiting body 310, the coal transferring driven wheel 330 is rotatably connected to the end of the coal transferring limiting body 310 away from the coal transferring driving wheel 320, the conveying belt 360 is disposed between the coal transferring driving wheel 320 and the coal transferring driven wheel 330, the coal transferring driving motor 340 and the speed reducer 350 are both mounted on the sidewall of the coal transferring limiting body 310, and the output end of the coal transferring driving motor 340 extends into the speed reducer 350, the output end of reducer 350 is connected to coal transfer driving wheel 320.
When the coal crushed by the first-stage crushing assembly 100 falls into the coal transfer assembly 300, the coal transfer assembly 300 transfers the coal into the second-stage crushing assembly 200;
specifically, the spacing main part 310 in coal transfer plays the effect of fixed support to each structure of whole coal transfer subassembly 300, and, coal in the one-level crushing subassembly 100 firstly falls to the downside of conveyer belt 360, then, coal transfer driving motor 340 gets into operating condition, thereby coal transfer driving motor 340 transmits power to reduction gear 350, then drive coal transfer action wheel 320 through reduction gear 350 and rotate, and then coal transfer action wheel 320 drives conveyer belt 360 and rotates between coal transfer action wheel 320 and coal transfer follow driving wheel 330, and then make the coal on conveyer belt 360 move, until getting into in the two-level crushing subassembly 200.
In this embodiment, be provided with a plurality of coal limit baffle 361 on conveyer 360, a plurality of coal limit baffle 361 equidistant set up on conveyer 360, and be formed with coal transfer groove 362 between two liang of coal limit baffle 361.
The coal limit baffle 361 can prevent coal entering the conveying belt 360 from slipping off, so that the operation performance of the conveying belt 360 on the coal is guaranteed, and the coal entering the conveying belt 360 is mainly accumulated in the coal transfer groove 362.
In this embodiment, a coal transfer stabilizing bracket 311 for ensuring the stability of the coal transfer limiting body 310 is fixedly disposed at the lower side of the coal transfer limiting body 310.
The coal transfer stabilizing support 311 can ensure the stability of the coal transfer limiting main body 310 in the coal transfer process, so that the transfer capacity of coal is improved.
In this embodiment, the secondary crushing assembly 200 includes a secondary crushing receiving cylinder 201, a secondary crushing chamber 202, a secondary supporting chamber 203, a secondary discharging port 204, a secondary crushing driving shaft 205, a plurality of secondary crushing rollers 206, a first bevel gear 207, a second bevel gear 208, a power transfer shaft 209, a first power transmission gear 210, a second power transmission gear 211, a power transmission fixing part 212 and a secondary driving motor 213, the secondary crushing receiving cylinder 201 is disposed at the lower side of the coal transfer assembly 300, the secondary crushing chamber 202 is fixedly connected to the lower side of the secondary crushing receiving cylinder 201, the secondary supporting chamber 203 is fixedly connected to the lower side of the secondary crushing chamber 202, the secondary discharging port 204 is connected to one side of the secondary crushing chamber 202, the secondary crushing driving shaft 205 is rotatably connected in the secondary crushing chamber 202, the lower end of the secondary crushing driving shaft 205 extends into the secondary supporting chamber 203, the plurality of secondary crushing rollers 206 are fixedly connected to the end of the secondary crushing driving shaft 205, the first bevel gear 207 is fixedly connected to one end of the secondary crushing driving shaft 205 extending into the secondary supporting bin 203, the second bevel gear 208 is meshed with the first bevel gear 207, the second bevel gear 208 is fixedly connected with the power transfer shaft 209, the other end of the power transfer shaft 209 is connected with the first power transmission gear 210, the first power transmission gear 210 is meshed with the second power transmission gear 211, the power transmission fixing part 212 is arranged on the outer sides of the first power transmission gear 210 and the second power transmission gear 211, the secondary driving motor 213 is arranged on one side of the second power transmission gear 211, and the output end of the secondary driving motor 213 is connected with the second power transmission gear 211.
When the coal is transferred into the secondary crushing assembly 200 through the coal transfer assembly 300, firstly, the coal enters the secondary crushing bin 202 through the secondary crushing receiving cylinder 201, and the secondary crushing receiving cylinder 201 is of a funnel-shaped structure, so that the coal is better transferred into the secondary crushing bin 202;
further, the secondary driving motor 213 enters a working state, so that the output end of the secondary driving motor 213 drives the second power transmission gear 211 to rotate, the second power transmission gear 211 drives the first power transmission gear 210 to rotate, the first power transmission gear 210 drives the power transfer shaft 209 to rotate, the second bevel gear 208 rotates, the second bevel gear 208 drives the first bevel gear 207 to rotate, the second bevel gear 208 drives the secondary crushing driving shaft 205 to rotate, the secondary crushing driving shaft 205 drives the plurality of secondary crushing rollers 206 to move in the secondary crushing bin 202, the secondary crushing rollers 206 perform secondary crushing treatment on the coal entering the secondary crushing bin 202, and then the coal crushed by the secondary crushing rollers 206 enters the secondary discharging port 204, so that secondary crushing treatment on the coal is completed;
the power transmission fixing part 212 mainly accommodates the first power transmission gear 210 and the second power transmission gear 211, and the secondary support bin 203 supports the secondary crushing bin 202.
In this embodiment, the side of the secondary discharge interface 204 remote from the secondary grinding bin 202 is sloped downwardly.
Wherein, the secondary discharging interface 204 that inclines down can be better with in discharging the coal through the regrinding to external environment.
In this embodiment, a coal holding bin 214 for holding pulverized coal is disposed below the secondary discharging port 204.
Wherein, coal holding bin 214 can be better to the coal after shredding the holding.
In this embodiment, a screening baffle for screening coal is fixedly connected to the inside of the secondary crushing bin 202.
Wherein, screening baffle mainly sets up in the second grade and smashes one side that storehouse 202 is close second grade discharging interface 204, and can set up the hole of predetermineeing the diameter on the screening baffle to can sieve out the coal that accords with the size requirement.
In this embodiment, a motor fixing plate 112 for improving the operation stability of the primary driving motor 110 is connected between the primary bracket 104 and the primary driving motor 110.
Wherein, the motor fixing plate 112 can reduce the shaking of the primary driving motor 110 during operation, thereby ensuring the stability of the whole primary crushing assembly 100 during operation.
The automatic multistage coal crushing device comprises a one-stage crushing assembly 100 for performing one-stage crushing on coal, a two-stage crushing assembly 200 for performing two-stage crushing on the coal and a coal transfer assembly 300 for transferring the coal crushed by the one-stage crushing assembly 100 into the two-stage crushing assembly 200, wherein the two-stage crushing assembly 200 is arranged on one side of the one-stage crushing assembly 100, the coal transfer assembly 300 is arranged between the one-stage crushing assembly 100 and the two-stage crushing assembly 200, the one-stage crushing assembly 100 comprises a one-stage feeding bin 101, a one-stage crushing bin 102, a one-stage discharging bin 103 and a one-stage support 104, the one-stage crushing bin 102 is fixedly connected to the upper side of the one-stage support 104, the one-stage feeding bin 101 is arranged on the upper side of the one-stage crushing bin 102, the discharging bin is arranged on one side of the one-stage crushing bin 102, which is far away from the one-stage feeding bin 101, and the one-stage crushing bin 102 is rotatably connected with a stirring driving shaft 105, wherein, according to the automatic multistage coal crushing device, the primary crushing assembly 100 and the secondary crushing assembly 200 are arranged, so that coal can be crushed twice, the crushing effect of the coal is improved, the coal transfer assembly 300 improves the convenience degree of the coal moving between the primary crushing assembly 100 and the secondary crushing assembly 200, the transfer efficiency of the coal is improved, and the crushing treatment effect of the coal is indirectly improved.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes performed by the present specification and drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. An automatic multi-stage coal pulverizing device is characterized by comprising
The primary crushing assembly is used for performing primary crushing on coal;
the secondary crushing assembly is used for carrying out secondary crushing on coal and is arranged on one side of the primary crushing assembly;
the coal transfer assembly is used for transferring the coal crushed by the primary crushing assembly to the secondary crushing assembly and is arranged between the primary crushing assembly and the secondary crushing assembly;
the primary crushing assembly comprises a primary feeding bin, a primary crushing bin, a primary discharging bin and a primary support, the primary crushing bin is fixedly connected to the upper side of the primary support, the primary feeding bin is arranged on the upper side of the primary crushing bin, and the discharging bin is arranged on one side of the primary crushing bin, which is far away from the primary feeding bin;
the storehouse internal rotation is smashed to the one-level is connected with the stirring drive shaft, stirring drive shaft one end is stretched out the storehouse is smashed to the one-level, the stirring drive shaft is located the part that the one-level was smashed the storehouse has connected gradually first crushing gear, second and has smashed gear and third and smash the gear, the stirring drive shaft stretches out one of one-level is smashed the storehouse and is served and be connected with driven drive wheel, be connected with one-level driving motor on the one-level support, one-level driving motor's output pass through the driving band with driven drive wheel is connected.
2. The automated multi-stage coal pulverizer of claim 1 wherein the radii of the first pulverizer gear, the second pulverizer gear, and the third pulverizer gear are progressively reduced.
3. The automatic multi-stage coal pulverizing device of claim 1, wherein the coal transferring component comprises a coal transferring limiting main body, a coal transferring driving wheel, a coal transferring driven wheel, a coal transferring driving motor for driving the coal transferring driving wheel to rotate, a speed reducer and a conveying belt, one end of the coal transferring limiting main body is arranged at the lower side of the primary pulverizing component, the other end of the coal transferring limiting main body is arranged at the upper side of the secondary pulverizing component, the coal transferring driving wheel is rotatably connected at the end of the coal transferring limiting main body, the coal transferring driven wheel is rotatably connected at one end of the coal transferring limiting main body far away from the coal transferring driving wheel, the conveying belt is arranged between the coal transferring driving wheel and the coal transferring driven wheel, the coal transferring driving motor and the speed reducer are both arranged on the side wall of the coal transferring limiting main body, and the output end of the coal transfer driving motor extends into the speed reducer, and the output end of the speed reducer is connected with the coal transfer driving wheel.
4. The automatic multistage coal crushing device as claimed in claim 3, wherein a plurality of coal limit baffles are arranged on the conveying belt at equal intervals, and a coal transfer groove is formed between every two coal limit baffles.
5. The automatic multistage coal crushing device as claimed in claim 3, wherein a coal transfer stabilizing bracket for ensuring the stability of the coal transfer limiting main body is fixedly arranged at the lower side of the coal transfer limiting main body.
6. The automated multi-stage coal pulverizing apparatus according to claim 1, wherein the secondary pulverizing assembly comprises a secondary pulverizing receiving barrel, a secondary pulverizing bin, a secondary supporting bin, a secondary discharging port, a secondary pulverizing driving shaft, a plurality of secondary pulverizing rollers, a first bevel gear, a second bevel gear, a power transfer shaft, a first power transmission gear, a second power transmission gear, a power transmission fixing part and a secondary driving motor, the secondary pulverizing receiving barrel is arranged at the lower side of the coal transfer assembly, the secondary pulverizing bin is fixedly connected at the lower side of the secondary pulverizing receiving barrel, the secondary supporting bin is fixedly connected at the lower side of the secondary pulverizing bin, the secondary discharging port is connected at one side of the secondary pulverizing bin, the secondary pulverizing driving shaft is rotatably connected in the secondary pulverizing bin, and the lower end of the secondary pulverizing driving shaft extends into the secondary supporting bin, the second-stage crushing rollers are fixedly connected to the end portion of the second-stage crushing driving shaft, the first bevel gear is fixedly connected to one end, extending into the second-stage supporting bin, of the second-stage crushing driving shaft, the second bevel gear is in meshed connection with the first bevel gear, the second bevel gear is fixedly connected with the power transfer shaft, the other end of the power transfer shaft is connected with the first power transmission gear, the first power transmission gear is in meshed connection with the second power transmission gear, the power transmission fixing portion is arranged on the outer sides of the first power transmission gear and the second power transmission gear, the second-stage driving motor is arranged on one side of the second power transmission gear, and the output end of the second-stage driving motor is connected with the second power transmission gear.
7. The automated multi-stage coal pulverizer of claim 6 wherein a side of the secondary discharge interface remote from the secondary pulverizing bin is downwardly sloped.
8. The automated multi-stage coal pulverizer of claim 6, wherein a coal receiving bin is disposed under the secondary discharge port for receiving pulverized coal.
9. The automated multi-stage coal pulverizer of claim 6, wherein a screening baffle for screening coal is fixedly connected in the secondary pulverizing bin.
10. The automated multi-stage coal pulverizing apparatus of claim 1, wherein a motor fixing plate for improving the working stability of the primary driving motor is connected between the primary bracket and the primary driving motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220660686.7U CN216936385U (en) | 2022-03-24 | 2022-03-24 | Automatic multi-stage coal crushing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220660686.7U CN216936385U (en) | 2022-03-24 | 2022-03-24 | Automatic multi-stage coal crushing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216936385U true CN216936385U (en) | 2022-07-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220660686.7U Expired - Fee Related CN216936385U (en) | 2022-03-24 | 2022-03-24 | Automatic multi-stage coal crushing device |
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| Country | Link |
|---|---|
| CN (1) | CN216936385U (en) |
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2022
- 2022-03-24 CN CN202220660686.7U patent/CN216936385U/en not_active Expired - Fee Related
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Granted publication date: 20220712 |