CN108144715B - Rotatory broken impact coal crushing apparatus - Google Patents
Rotatory broken impact coal crushing apparatus Download PDFInfo
- Publication number
- CN108144715B CN108144715B CN201711415678.6A CN201711415678A CN108144715B CN 108144715 B CN108144715 B CN 108144715B CN 201711415678 A CN201711415678 A CN 201711415678A CN 108144715 B CN108144715 B CN 108144715B
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- China
- Prior art keywords
- coal
- impact
- fixed
- section
- crushing blades
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
- B02C18/14—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives within horizontal containers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
- B02C18/16—Details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
- B02C18/16—Details
- B02C18/18—Knives; Mountings thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C18/00—Disintegrating by knives or other cutting or tearing members which chop material into fragments
- B02C18/06—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives
- B02C18/16—Details
- B02C18/22—Feed or discharge means
- B02C18/2225—Feed means
Abstract
The invention discloses rotary crushing impact type coal crushing equipment which comprises a base, a shell, a lifting device, a feed hopper and a blast device, wherein the shell is provided with a plurality of cavities; the shell is sequentially provided with an impact section, an acceleration section and a feeding section from bottom to top, and a plurality of blanking grooves are uniformly formed in the arc side wall of the blanking roller; the side wall of the blanking roller is fixedly provided with a plurality of uniformly arranged pre-crushing blades, a plurality of inclined downward auxiliary air blowing openings are distributed on the side wall corresponding to the accelerating section, a vertical downward main air blowing opening is arranged at the lower side of the sealing seat, a plurality of vertical fixed crushing blades are uniformly distributed in the fixed frame, and a plurality of rotary crushing blades matched with the fixed crushing blades are fixed on the rotating shaft. According to the invention, coal is delivered to a high place, and falls and impacts on the blade for crushing, the larger the size of the coal is, the larger the impact force of the coal is, the larger the size of the coal is, the coal is easy to crush, meanwhile, the air blowing port increases the falling speed of the coal, and the impact effect is improved.
Description
Technical Field
The invention relates to the field of coal, in particular to rotary crushing impact type coal crushing equipment.
Background
Coal is known as black gold by people and is industrial food, which is one of the main energy sources used in the human world since the eighteenth century, and since the twenty-first century, although the value of coal is not as good as before, coal is one of the indispensable energy sources for the production and life of human beings at present and in a long time in the future. Coal needs to be refined after being mined, so that the coal is easier to burn and transport, the coal is crushed by two crushing rollers which extrude each other, and the coal is crushed slowly when the size is large, so that the coal is not beneficial to rapid processing.
Disclosure of Invention
The invention aims to provide rotary crushing impact type coal crushing equipment to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a rotary crushing impact type coal crushing device comprises a base, a shell, a lifting device, a feed hopper and a blast device; the shell is fixed on the base, the shell is sequentially provided with an impact section, an acceleration section and a feeding section from bottom to top and is communicated together, the bottom of the impact section is communicated with a collecting tank, an exhaust pipe is communicated in the collecting tank, and the outer end of the exhaust pipe is connected with an induced draft fan with a belt filter screen; the top of the feeding section is provided with a communication port which is communicated with a lifting device, and the lower end of the lifting device is communicated with a feed hopper; a horizontal blanking roller is arranged in the feeding section, a sealing seat matched with the blanking roller is fixed below the blanking roller, and a plurality of blanking grooves are uniformly formed in the arc side wall of the blanking roller; the side wall of the blanking roller is also fixedly provided with a plurality of uniformly arranged pre-crushing blades, and the middle part of the sealing seat is provided with a towards blanking port; a plurality of auxiliary air blowing ports which are inclined downwards are distributed on the side wall corresponding to the accelerating section, a main air blowing port which is vertically downward is arranged on the lower side of the sealing seat, the main air blowing port is positioned around the feed opening, and the main air blowing port and the auxiliary air blowing ports are communicated on an air blowing device through pipelines; a horizontal fixed frame is fixed in the impact section through bolts, a plurality of vertical fixed crushing blades are uniformly distributed in the fixed frame, and the cutting edges of the fixed crushing blades face upwards; a rotating shaft which horizontally rotates is arranged below the middle point of the fixed frame, penetrates out of the side wall of the impact section, the tail end of the rotating shaft is fixedly connected to the motor, and a plurality of rotary crushing blades matched with the fixed crushing blades are fixed on the rotating shaft.
Further: the width of the impact section is greater than the width of the acceleration section.
Further: the ground of the collecting groove is set to be an inclined plane.
Further: and a spiral structure or an inclined conveying belt structure is arranged in the lifting device.
Further: the sealing seat is provided with an arc-shaped groove, and the central axis of the sealing seat is superposed with the central axis of the blanking roller.
Further: the width of the feed opening is smaller than that of the feed groove.
Further: each rotary crushing blade corresponds to the position between two adjacent fixed crushing blades, so that the rotary crushing blades penetrate through the fixed crushing blades, and the tail ends of the rotary crushing blades rotate to the positions above the top ends of the fixed crushing blades.
Compared with the prior art, the invention has the beneficial effects that: according to the invention, coal is delivered to a high place and falls to impact on the blade for crushing, the impact force of the coal with larger volume is larger, the coal with large volume is easy to crush, meanwhile, the falling speed of the coal is increased by the air blowing port, the impact effect is improved, the coal falls uniformly under the action of the blanking roller, the crushing effect is prevented from being influenced by a large amount of blanking, the coal is crushed for multiple times by the pre-crushing blade and the rotary crushing blade, the coal crushing effect is improved, the requirement of one-time crushing is ensured to be met, the energy consumption is reduced, the labor intensity of workers is reduced, and the coal treatment efficiency is improved.
Drawings
FIG. 1 is a schematic view of a rotary crushing impact coal pulverizing apparatus.
Fig. 2 is a schematic structural view of a fixed frame in a rotary crushing impact coal pulverizing apparatus.
FIG. 3 is a schematic view of a rotary shaft of a rotary crushing impact coal pulverizing apparatus.
Fig. 4 is a schematic structural diagram of a-a in fig. 1.
In the figure: 1-base, 2-impact section, 3-acceleration section, 4-feeding section, 5-collecting tank, 6-lifting device, 7-feeding hopper, 8-communicating port, 9-blanking roller, 10-pre-crushing blade, 11-blanking groove, 12-sealing seat, 13-blanking port, 14-main air blowing port, 15-air blowing device, 16-auxiliary air blowing port, 17-fixing frame, 18-fixing crushing blade, 19-motor, 20-rotating shaft, 21-rotating crushing blade, 22-exhaust pipe and 23-induced draft fan.
Detailed Description
Referring to the drawings, in the embodiment of the invention, a rotary crushing impact type coal crushing device comprises a base 1, a shell, a lifting device 6, a feed hopper 7 and a blowing device 15; the coal crushing device comprises a shell, wherein the shell is fixed on a base 1, the shell is sequentially provided with an impact section 2, an acceleration section 3 and a feeding section 4 from bottom to top and is communicated together, the width of the impact section 2 is larger than that of the acceleration section 3, the size of the impact section 2 is increased, coal in the impact section 2 can conveniently splash outwards, resistance is reduced, air flow is facilitated, a collecting tank 5 is communicated with the bottom of the impact section 2, the ground of the collecting tank 5 is provided with an inclined plane and is used for collecting crushed coal, an exhaust pipe 22 is communicated with the collecting tank 5, the outer end of the exhaust pipe 22 is communicated with an induced draft fan 23 with a filter screen, and internal air is; be equipped with on the top of feed section 4 intercommunication mouth 8, intercommunication mouth 8 and hoisting device 6 intercommunication, hoisting device 6's lower extreme intercommunication has feeder hopper 7, and coal gets into from feeder hopper 7, in sending into intercommunication mouth 8 under hoisting device 6's effect, hoisting device 6 is helical structure's lifting means, goes up coal conveying through the spiral, and hoisting device 6 also can be for the conveyer belt structure of slope, realizes the coal of bottom equally and carries in to intercommunication mouth 8, all sends into the top of equipment subaerial coal through hoisting device 6.
A horizontal blanking roller 9 is installed in the feeding section 4, a driving motor is fixedly connected to a central shaft of the blanking roller 9, the blanking roller 9 is enabled to rotate, a sealing seat 12 matched with the blanking roller 9 is fixed below the blanking roller 9, namely, an arc groove is formed in the sealing seat 12, the central shaft of the sealing seat coincides with the central shaft of the blanking roller 9, a plurality of blanking grooves 11 are uniformly formed in the arc side wall of the blanking roller 9, the longitudinal section of each blanking groove 11 is semicircular, a certain amount of coal can be filled in the blanking grooves 11, and the coal can rotate along with the blanking roller 9 in the blanking grooves 11; a plurality of pre-crushing blades 10 which are uniformly arranged are also fixedly arranged on the side wall of the blanking roller 9, and the pre-crushing blades 10 cut coal which is in contact with the blanking roller 9, so that the coal is refined and enters the blanking groove 11; the middle part of the sealing seat 12 is provided with a directional feed opening 13, the width of the feed opening 13 is smaller than that of the feed groove 11, and when the feed groove 11 faces the feed opening 13, coal in the feed groove falls down from the feed opening 13, so that the fallen coal is uniform.
A plurality of auxiliary air blowing openings 16 which incline downwards are distributed on the side wall corresponding to the accelerating section 3, a main air blowing opening 14 which is vertical downwards is arranged at the lower side of the sealing seat 12, the main air blowing opening 14 is positioned around the feed opening 13, the main air blowing opening 14 and the auxiliary air blowing openings 16 are communicated on an air blowing device 15 through pipelines, and the air blowing device 15 sends high-speed flowing air into the main air blowing opening 14 and the auxiliary air blowing openings 16.
A horizontal fixed frame 17 is fixed in the impact section 2 through bolts, the fixed frame 17 is a rectangular frame, a plurality of vertical fixed crushing blades 18 are uniformly distributed in the fixed frame 17, the cutting edges of the fixed crushing blades 18 face upwards, the distances between the fixed crushing blades 18 are different, the fixed crushing blades 18 with different distances can be replaced by replacing the fixed frame 17, and coal crushing with different requirements is facilitated; a rotating shaft 20 which horizontally rotates is arranged below the middle point of the fixed frame 17, the rotating shaft 20 penetrates out of the side wall of the impact section 2, the tail end of the rotating shaft 20 is fixedly connected onto a motor 19, the rotating shaft 20 is driven by the motor 19 to rotate, a plurality of rotary crushing blades 21 matched with the fixed crushing blades 18 are fixed on the rotating shaft 20, each rotary crushing blade 21 corresponds to the space between two adjacent fixed crushing blades 18, the rotary crushing blades 21 penetrate through the space between the fixed crushing blades 18, the tail ends of the rotary crushing blades 21 rotate to the top of the fixed crushing blades 18, and uncrushed and fallen coal on the fixed crushing blades 18 is cut and crushed.
The working principle of the invention is as follows: coal is loaded from a feed hopper 7, the coal in the feed section 4 is conveyed into a communication port 8 at the top end of the equipment under the action of a lifting device 6 and enters the feed section 4, the coal in the feed section 4 is rotated by a blanking roller 9, a pre-crushing blade 10 on the feeding roller pre-crushes the coal, a part of the coal enters a blanking groove 11 while the blanking roller 9 rotates and rotates along with the blanking roller 9, the coal is separated from the feeding roller 1 and falls into an acceleration section 3 under the gravity after rotating to be communicated with a blanking port 13 at the lower part, the coal in the acceleration section 3 falls and is blown by a downward main blowing port 14 and an inclined auxiliary blowing port 16 at the same time, the falling speed of the coal is increased, the coal falling at high speed impacts a fixed crushing blade 18 in an impact section 2 to impact and crush the coal, the fine coal falls through gaps, the coal with larger volume is positioned on the fixed crushing blade 18, at this time, the motor 19 drives the rotating shaft 20 to rotate, the rotary crushing blade 21 on the rotating shaft 20 rotates to the position above the fixed crushing blade 18, and the coal with large volume is rotary-cut and continuously crushed until the coal falls down after the requirement is met. According to the invention, coal is delivered to a high place and falls to impact on the blade for crushing, the impact force of the coal with larger volume is larger, the coal with large volume is easy to crush, meanwhile, the falling speed of the coal is increased by the air blowing port, the impact effect is improved, the coal falls uniformly under the action of the blanking roller, the crushing effect is prevented from being influenced by a large amount of blanking, the coal is crushed for multiple times by the pre-crushing blade and the rotary crushing blade, the coal crushing effect is improved, the requirement of one-time crushing is ensured to be met, the energy consumption is reduced, the labor intensity of workers is reduced, and the coal treatment efficiency is improved.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (6)
1. A rotary crushing impact type coal crushing device comprises a base (1), a shell, a lifting device (6), a feed hopper (7) and a blast device (15); the method is characterized in that: the shell is fixed on the base (1), the shell is sequentially arranged into an impact section (2), an acceleration section (3) and a feeding section (4) from bottom to top and is communicated together, the bottom of the impact section (2) is communicated with a collecting tank (5), an exhaust pipe (22) is communicated in the collecting tank (5), and the outer end of the exhaust pipe (22) is connected with a draught fan (23) with a filter screen;
the top of the feeding section (4) is provided with a communication port (8), the communication port (8) is communicated with a lifting device (6), and the lower end of the lifting device (6) is communicated with a feed hopper (7); a horizontal blanking roller (9) is arranged in the feeding section (4), a sealing seat (12) matched with the blanking roller is fixed below the blanking roller (9), and a plurality of blanking grooves (11) are uniformly formed in the arc side wall of the blanking roller (9); a plurality of uniformly arranged pre-crushing blades (10) are also fixedly arranged on the side wall of the blanking roller (9), and a towards blanking port (13) is formed in the middle of the sealing seat (12);
a plurality of auxiliary air blowing openings (16) which are inclined downwards are distributed on the side wall corresponding to the accelerating section (3), a main air blowing opening (14) which is vertical downwards is arranged at the lower side of the sealing seat (12), the main air blowing opening (14) is positioned around the feed opening (13), and the main air blowing opening (14) and the auxiliary air blowing openings (16) are communicated on an air blowing device (15) through pipelines;
a horizontal fixed frame (17) is fixed in the impact section (2) through bolts, a plurality of vertical fixed crushing blades (18) are uniformly distributed in the fixed frame (17), and the cutting edges of the fixed crushing blades (18) face upwards; a rotating shaft (20) which horizontally rotates is arranged below the middle point of the fixed frame (17), the rotating shaft (20) penetrates through the side wall of the impact section (2), the tail end of the rotating shaft is fixedly connected to a motor (19), and a plurality of rotary crushing blades (21) matched with the fixed crushing blades (18) are fixed on the rotating shaft (20); the width of the impact section (2) is larger than that of the acceleration section (3).
2. A gyratory crashed impact coal pulverizer as claimed in claim 1, characterized by: the ground of the collecting groove (5) is an inclined plane.
3. A gyratory crashed impact coal pulverizer as claimed in claim 1, characterized by: a spiral structure or an inclined conveying belt structure is arranged in the lifting device (6).
4. A gyratory crashed impact coal pulverizer as claimed in claim 1, characterized by: the sealing seat (12) is provided with an arc groove, and the central axis of the sealing seat coincides with the central axis of the blanking roller (9).
5. A gyratory crashed impact coal pulverizer as claimed in claim 1, characterized by: the width of the feed opening (13) is smaller than that of the feed groove (11).
6. A gyratory crashed impact coal pulverizer as claimed in claim 1, characterized by: each rotary crushing blade (21) corresponds to the position between two adjacent fixed crushing blades (18), so that the rotary crushing blades (21) penetrate through the positions between the fixed crushing blades (18), and the tail ends of the rotary crushing blades (21) rotate to be above the top ends of the fixed crushing blades (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711415678.6A CN108144715B (en) | 2017-12-25 | 2017-12-25 | Rotatory broken impact coal crushing apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711415678.6A CN108144715B (en) | 2017-12-25 | 2017-12-25 | Rotatory broken impact coal crushing apparatus |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108144715A CN108144715A (en) | 2018-06-12 |
| CN108144715B true CN108144715B (en) | 2021-01-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711415678.6A Expired - Fee Related CN108144715B (en) | 2017-12-25 | 2017-12-25 | Rotatory broken impact coal crushing apparatus |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108731007B (en) * | 2018-06-28 | 2023-07-25 | 西安交通大学 | Boiler fire extinguishing device for preventing boiler from being burnt by ash bucket of power station boiler |
| CN112808352A (en) * | 2019-11-15 | 2021-05-18 | 新沂新南资源综合利用技术研究院有限公司 | Automatic milling equipment of building waste soil |
| CN111889194B (en) * | 2020-06-16 | 2021-10-26 | 桐乡市羔羊水泥有限公司 | Cement preparation equipment |
| CN112663716A (en) * | 2020-12-02 | 2021-04-16 | 欣驰建设工程有限公司 | Dredging equipment for water conservancy construction |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5205495A (en) * | 1992-02-18 | 1993-04-27 | Shredding Systems, Inc. | Apparatus for shredding and packaging hazardous waste containers and the contents thereof |
| CN2250811Y (en) * | 1996-02-17 | 1997-04-02 | 魏焕圭 | high-fine disintegrator |
| JP2002018309A (en) * | 2000-07-03 | 2002-01-22 | M I C:Kk | Method and device for crushing tire |
| JP2003062831A (en) * | 2001-08-27 | 2003-03-05 | Plan 21 Corporation | Apparatus for melting/volume-reducing polystyrene foam |
| CN2550063Y (en) * | 2002-05-31 | 2003-05-14 | 齐存良 | Coal crusher |
| CN204866046U (en) * | 2015-06-18 | 2015-12-16 | 储娟英 | High -efficient rubbing crusher is used to production pottery |
| CN205032207U (en) * | 2015-08-22 | 2016-02-17 | 王桂林 | Broken vertical efficient crusher of circulation |
| CN107051693A (en) * | 2017-04-14 | 2017-08-18 | 合肥智慧龙机械设计有限公司 | A kind of impacting type coal reducing mechanism |
| CN107494300A (en) * | 2017-10-20 | 2017-12-22 | 贵州省潘念种养殖有限公司 | A kind of cowboying feeding groove |
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2017
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| CN108144715A (en) | 2018-06-12 |
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Effective date of registration: 20201222 Address after: 712000 No.17, Yimen street, Binzhou City, Xianyang City, Shaanxi Province Applicant after: SHAANXI BINCHANG XIAOZHUANG MINING Co.,Ltd. Address before: Room 605-2, Building 7, Central Plains National Advertising Industry Park, 450000 Zhengzhou High-tech Industrial Development Zone, Henan Province Applicant before: ZHENGZHOU HEEN ELECTRONIC INFORMATION TECHNOLOGY Co.,Ltd. |
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Granted publication date: 20210105 Termination date: 20211225 |