CN107755043B - Coal crushing device for coal mine - Google Patents
Coal crushing device for coal mine Download PDFInfo
- Publication number
- CN107755043B CN107755043B CN201711094154.1A CN201711094154A CN107755043B CN 107755043 B CN107755043 B CN 107755043B CN 201711094154 A CN201711094154 A CN 201711094154A CN 107755043 B CN107755043 B CN 107755043B
- Authority
- CN
- China
- Prior art keywords
- crushing
- coal
- shell
- crushing rotating
- rotating shafts
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
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- 239000003245 coal Substances 0.000 title claims abstract description 49
- 238000003756 stirring Methods 0.000 claims abstract description 52
- 230000005540 biological transmission Effects 0.000 claims abstract description 14
- 239000012634 fragment Substances 0.000 claims abstract description 6
- 238000000926 separation method Methods 0.000 claims abstract description 4
- 238000000227 grinding Methods 0.000 claims description 16
- 238000010298 pulverizing process Methods 0.000 claims description 13
- 239000002893 slag Substances 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 8
- 239000003818 cinder Substances 0.000 description 4
- 238000001125 extrusion Methods 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000004484 Briquette Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009933 burial Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
- B02C18/142—Disintegrating by knives or other cutting or tearing members which chop material into fragments with rotating knives within horizontal containers with two or more inter-engaging rotatable cutter assemblies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/60—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a horizontal or inclined axis
-
- 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
- B02C18/2216—Discharge means
Landscapes
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Crushing And Grinding (AREA)
- Crushing And Pulverization Processes (AREA)
- Disintegrating Or Milling (AREA)
Abstract
The invention provides a coal crushing device for a coal mine, which comprises a main motor, a cutting body and a containing hole, wherein supporting feet are fixedly welded at the bottoms of the main motor and a shell; the bottom of the auxiliary stirring group is rotationally connected with a stirring group transmission body, and the stirring group transmission body is rotationally connected with a stirring motor arranged on the side wall of the left end of the shell. According to the invention, the crushing rotating shafts at the front end are close to the left end, the crushing rotating shafts at the rear end are close to the right end, and the staggered distance of the crushing rotating shafts is a fragment separation distance, so that a more comprehensive crushing surface is realized when coal blocks are crushed, the coal blocks can be crushed more comprehensively, the coal blocks are prevented from leaking, the auxiliary stirring groups at the front end and the rear end of the inner wall of the shell are matched, coal slag entering the two sides can be concentrated to the crushing rotating shafts under the action of the auxiliary stirring groups, and the front shaft and the rear shaft of the main motor respectively reversely rotate.
Description
Technical Field
The invention belongs to the technical field of coal processing, and particularly relates to a coal crushing device for a coal mine.
Background
Coal is a solid combustible mineral that is gradually formed by the buried underground of ancient plants through complex biochemical and physicochemical changes; the solid combustible organic rock is mainly formed by plant remains through biochemical action, burial and geological action, and is commonly called coal; coal is known as black gold by people and industrial food, and is one of the main energy sources used in human world in the eighteenth century.
For example, in application number CN201620237692.6, a dual coal pulverizing device is provided, which can uniformly pulverize coal in a closed space, and improve the production efficiency of fine coal, and the device includes a first heavy pulverizing device, a coarse coal feeding port is provided on the sidewall of the first heavy pulverizing device, two horizontally installed cylindrical rollers are provided in the first heavy pulverizing device, and a first motor for driving the cylindrical rollers is also provided in the first heavy pulverizing device; the first heavy crushing device is internally provided with an extrusion plate, the extrusion plate is provided with a worm, and the upper side of the first heavy crushing device is also provided with a driving mechanism for driving the worm to rotate; the lower end of the first heavy crushing device is provided with a second heavy crushing device, a conical roller is arranged in the second heavy crushing device, the lower end of the conical roller is provided with a base, and a third motor for driving the conical roller to rotate is arranged in the base. The double coal crushing device is simple to operate, convenient to use and suitable for various places.
Based on the above, the present inventors have found that, in the conventional coal pulverizing apparatus and the pulverizing apparatus in the above patent, a screen plate is provided at the outlet in many cases, but the coal briquette contains more or less moisture, so that clogging is easily generated in use, the pulverizing apparatus cannot be used or a load is increased, damage is caused to a motor, and further, the pulverizing effect is poor, and the pulverizing surface is not uniform enough, which is also a cause of failing to pulverize into powder.
Accordingly, the present invention has been made in view of the above circumstances, and an object of the present invention is to provide a coal pulverizing apparatus for coal mines, which is more practical.
Disclosure of Invention
In order to solve the technical problems, the invention provides the coal crushing device for the coal mine, which solves the problems that the prior coal crushing device is provided with a sieve plate at an outlet, but coal blocks contain more or less water, so that the coal crushing device is easy to block in use, the crushing device cannot be used or the load is increased, the motor is damaged, the crushing effect is poor, and the crushing surface is not uniform.
The purpose and the efficacy of the coal crushing device of the coal mine are achieved by the following specific technical means:
The coal crushing device for the coal mine comprises a main motor, a crushing rotating shaft, a shell, supporting feet, an auxiliary stirring group, a connecting piece, a baffle, a stirring motor, a guide plate, a stirring group transmission body, a containing body, a grinding body, a cutting body and a containing hole, wherein the supporting feet are fixedly welded at the bottoms of the main motor and the shell; the main motor is arranged outside the left side of the shell, the main motor is a double unit, and the right end of the main motor is rotationally connected with two parallel crushing rotating shafts which are arranged inside the shell; two transverse accommodating bodies are fixedly arranged at the front end and the rear end of the bottom of the inner wall of the shell, and auxiliary stirring groups are arranged on the accommodating bodies side by side; the top of the auxiliary stirring group is rotationally connected to connecting pieces fixed on the left end and the right end of the inner wall of the shell; the bottom of the auxiliary stirring group is rotationally connected with a stirring group transmission body, and the stirring group transmission body is rotationally connected with a stirring motor arranged on the side wall of the left end of the shell.
Further, the positions of the crushing rotating shafts are staggered, wherein the crushing rotating shaft at the front end is close to the left end, the crushing rotating shaft at the rear end is close to the right end, and the staggered distance of the crushing rotating shafts is a fragment separation distance.
Further, the crushing pieces on the crushing rotating shaft are respectively formed by six groups of wedge-shaped grinding bodies and cutting bodies of the triangular main body in an interval arrangement mode, wherein the grinding bodies are formed by two opposite wedge bodies together, so that the edges and corners relatively form included angles, and the cutting bodies are horizontal edges and corners and upward columns.
Further, the accommodating body is of a quarter semicircular arc surface structure, and six accommodating holes corresponding to the auxiliary stirring groups are formed in the accommodating body.
Further, the front shaft and the rear shaft of the main motor respectively reversely rotate, the front crushing rotating shaft is anticlockwise rotated, the rear crushing rotating shaft is clockwise rotated, and rectangular holes taking the central axes of the two crushing rotating shafts as the side edges of the two ends are formed below the crushing rotating shaft.
Compared with the prior art, the invention has the following beneficial effects:
1. The setting that the position was staggered between smashing the pivot, wherein, the smashing pivot of front end is close to left end, the smashing pivot of rear end is close to right, and the looks staggered distance of smashing the pivot is the distance of a burst, make when smashing the coal cinder, realize more comprehensive crushing face, can smash more comprehensively, avoid the coal cinder to leak, and the auxiliary stirring group at both ends makes the cinder that gets into both sides can concentrate to smashing the pivot under auxiliary stirring group's effect around the cooperation shells inner wall, and two front and back axles of main motor are counter-rotating respectively, and the front end smashing the pivot and be anticlockwise rotation, the rear end smashing the pivot and be clockwise rotation, and smash the pivot below and offered the rectangle trompil that uses two smashing the pivot central axes as both ends side, make the cinder just can go through the trompil of below after smashing the pivot and go out the ejection of compact.
Drawings
Fig. 1 is a schematic view of the left front side of the present invention.
Fig. 2 is a schematic view of the right rear axle construction of the present invention.
Fig. 3 is a schematic view of the right rear lower perspective structure of the present invention.
Fig. 4 is an enlarged partial schematic view of the structure of fig. 3 according to the present invention.
Fig. 5 is a schematic top view of the present invention.
Fig. 6 is a schematic view of the structure of the crushing shaft portion of the present invention.
Fig. 7 is an isometric view of a shell-less structure of the present invention.
Fig. 8 is a right side view of the shell-less structure of the present invention.
Fig. 9 is an isometric view of a structure of a container according to the present invention.
In the figure: the grinding machine comprises a main motor, a 2-grinding rotating shaft, a 3-shell, 4-supporting feet, a 5-auxiliary stirring group, a 6-connecting piece, a 7-baffle plate, an 8-stirring motor, a 9-guide plate, a 10-stirring group transmission body, an 11-containing body, a 201-grinding body, a 202-cutting body and 1001-containing holes.
Detailed Description
The invention is further described below with reference to the accompanying drawings:
Examples:
as shown in fig. 1 to 9:
The invention provides a coal crushing device for a coal mine, which comprises a main motor 1, a crushing rotating shaft 2, a shell 3, supporting legs 4, an auxiliary stirring group 5, a connecting piece 6, a baffle 7, a stirring motor 8, a guide plate 9, a stirring group transmission body 10, a containing body 11, a grinding body 201, a cutting body 202 and a containing hole 1001, wherein the supporting legs 4 are fixedly welded at the bottoms of the main motor 1 and the shell 1; the main motor 1 is arranged outside the left side of the shell 3, the main motor 1 is a double unit, and the right end of the main motor 1 is rotationally connected with two parallel crushing rotating shafts 2 which are arranged inside the shell 3; two transverse accommodating bodies 11 are fixedly arranged at the front end and the rear end of the bottom of the inner wall of the shell 3, and auxiliary stirring groups 5 are arranged on the accommodating bodies 11 side by side; the top of the auxiliary stirring group 5 is rotationally connected to connecting pieces 6 fixed at the left end and the right end of the inner wall of the shell 3; the bottom of the auxiliary stirring group 5 is rotationally connected with a stirring group transmission body 10, and the stirring group transmission body 10 is rotationally connected with a stirring motor 8 arranged on the left end side wall of the shell 3; the main motor 1 and the stirring motor 8 are electrically connected with an external power supply through a common power supply.
Wherein, the position phase is wrong between smashing pivot 2, wherein, smashing pivot 2 of front end is close to the left end, and smashing pivot 2 of rear end is close to right, and smashes the distance that the looks of pivot 2 is a minute piece distance for smash the face more extensively, smash the effect better.
Wherein, the powder on the crushing rotating shaft 2 is respectively formed by six groups of wedge-shaped grinding bodies 201 and cutting bodies 202 of a triangle main body in an interval arrangement, wherein the grinding bodies 201 are jointly formed by two wedges with opposite directions, so that the edges and corners relatively form an included angle, the cutting bodies 202 are horizontal columns with the edges and corners upwards, the grinding bodies 201 mainly play a role of crushing, and the cutting bodies 202 cut small coal blocks, and the two modes are matched, so that the crushing effect is better.
The accommodating body 11 has a quarter semicircular arc surface structure, and six accommodating holes 1001 corresponding to the auxiliary stirring set 5 are formed in the accommodating body 11, so that the coal blocks sliding downwards can be concentrated to the crushing rotating shaft 2 under the action of the auxiliary stirring set 5.
Wherein, two front and back axles of main motor 1 are counter-rotating respectively, and front end crushing pivot 2 is anticlockwise rotatory, and rear end crushing pivot 2 is clockwise rotation to crushing pivot 2 below has offered the rectangle trompil that uses two crushing pivot 2 central axes to be both ends side, makes things convenient for the ejection of compact.
Specific use and action of the embodiment:
In the invention, the main motor 1 and the stirring motor 8 are communicated with an external power supply box, so that coal blocks slide into the shell 3 along the guide plate 9, the coal blocks firstly enter between the crushing rotating shafts 2, the positions of the crushing rotating shafts 2 are staggered, wherein the crushing rotating shaft 2 at the front end is close to the left end, the crushing rotating shaft 2 at the rear end is close to the right end, the staggered distance of the crushing rotating shafts 2 is a fragment separation distance, so that the crushing surface is wider, the crushing effect is better, the fragments on the crushing rotating shafts 2 are respectively formed by six groups of wedge-shaped grinding bodies 201 and cutting bodies 202 of a triangular main body in a spaced arrangement, wherein the grinding bodies 201 are formed by two opposite wedge bodies together, so that the edges form an included angle relatively, the cutting bodies 202 are cylinders in the horizontal edges and the upward, the grinding bodies 201 mainly play a role of crushing, the cutting bodies 202 cut coal blocks in small blocks, and the two modes are matched, the crushing effect is better, two transverse containing bodies 11 are fixedly arranged at the front end and the rear end of the bottom of the inner wall of the shell 3, auxiliary stirring groups 5 are arranged on the containing bodies 11 side by side, the tops of the auxiliary stirring groups 5 are rotationally connected to connecting pieces 6 fixed at the left end and the right end of the inner wall of the shell 3, the bottoms of the auxiliary stirring groups 5 are rotationally connected with stirring group transmission bodies 10, the stirring group transmission bodies 10 are rotationally connected with stirring motors 8 arranged on the left end side wall of the shell 3, the containing bodies 11 are of a quarter semicircular cambered surface body structure, six containing holes 1001 corresponding to the auxiliary stirring groups 5 are formed in the containing bodies 11, the coal blocks sliding downwards can be concentrated to a crushing rotating shaft 2 under the action of the auxiliary stirring groups 5, the front shaft and the rear shaft of the main motor 1 respectively rotate reversely, the front crushing rotating shaft 2 rotates anticlockwise, the rear crushing rotating shaft 2 rotates clockwise, and rectangular openings taking the central axes of the two crushing rotating shafts 2 as the side edges of the two ends are formed below the crushing rotating shafts 2, so that the discharging is convenient.
By utilizing the technical scheme of the invention or under the inspired by the technical scheme of the invention, a similar technical scheme is designed by a person skilled in the art, so that the technical effects are achieved, and the technical scheme falls into the protection scope of the invention.
Claims (3)
1. Coal reducing mechanism in colliery, its characterized in that: the coal crushing device of the coal mine comprises a main motor, a crushing rotating shaft, a shell, supporting feet, an auxiliary stirring group, a connecting piece, a baffle, a stirring motor, a guide plate, a stirring group transmission body, a containing body, a grinding body, a cutting body and a containing hole, wherein the supporting feet are fixedly welded at the bottoms of the main motor and the shell; the main motor is arranged outside the left side of the shell, the main motor is a double unit, and the right end of the main motor is rotationally connected with two parallel crushing rotating shafts which are arranged inside the shell; two transverse accommodating bodies are fixedly arranged at the front end and the rear end of the bottom of the inner wall of the shell, and auxiliary stirring groups are arranged on the accommodating bodies side by side; the top of the auxiliary stirring group is rotationally connected to connecting pieces fixed on the left end and the right end of the inner wall of the shell; the bottom of the auxiliary stirring group is rotationally connected with a stirring group transmission body, and the stirring group transmission body is rotationally connected with a stirring motor arranged on the side wall of the left end of the shell; the crushing rotating shafts are staggered, wherein the crushing rotating shafts at the front end are close to the left end, the crushing rotating shafts at the rear end are close to the right end, and the staggered distance of the crushing rotating shafts is a fragment separation distance; the crushing and crushing device is characterized in that the crushing fragments on the crushing rotating shaft are respectively formed by six groups of wedge-shaped grinding bodies and cutting bodies of a triangular main body in an interval arrangement mode, wherein the grinding bodies are formed by two opposite wedge bodies together, so that the edges and corners form included angles relatively, and the cutting bodies are horizontal columns with the edges and corners upwards.
2. The coal pulverizing apparatus of claim 1, wherein: the accommodating body is of a quarter semicircular arc surface structure, and six accommodating holes corresponding to the auxiliary stirring groups are formed in the accommodating body.
3. The coal pulverizing apparatus of claim 1, wherein: the front shaft and the rear shaft of the main motor respectively reversely rotate, the front crushing rotating shaft rotates anticlockwise, the rear crushing rotating shaft rotates clockwise, and rectangular holes taking the central axes of the two crushing rotating shafts as the side edges of the two ends are formed below the crushing rotating shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711094154.1A CN107755043B (en) | 2017-11-08 | 2017-11-08 | Coal crushing device for coal mine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711094154.1A CN107755043B (en) | 2017-11-08 | 2017-11-08 | Coal crushing device for coal mine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107755043A CN107755043A (en) | 2018-03-06 |
| CN107755043B true CN107755043B (en) | 2024-05-28 |
Family
ID=61273817
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711094154.1A Active CN107755043B (en) | 2017-11-08 | 2017-11-08 | Coal crushing device for coal mine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107755043B (en) |
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| TW353983U (en) * | 1997-10-01 | 1999-03-01 | Pulian Internat Entpr Co Ltd | Improvement of shearing knife for shears |
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| WO2004065013A1 (en) * | 2003-01-17 | 2004-08-05 | Alois Griessner | Device for comminuting containers |
| JP2006026600A (en) * | 2004-07-21 | 2006-02-02 | Miyata Koki:Kk | Garbage treatment method and garbage treatment apparatus |
| DE102010031685A1 (en) * | 2010-07-20 | 2012-01-26 | Bürener Maschinenfabrik GmbH | Splinter crusher, has cutting mechanism provided in crusher housing, radially projecting knives arranged on blade shafts, center counter knife arranged as stand knife between shafts, and separate drives provided with shafts |
| JP2014009876A (en) * | 2012-06-29 | 2014-01-20 | Yamato Sanko Seisakusho:Kk | Dryer with impellers |
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| CN106732994A (en) * | 2016-12-12 | 2017-05-31 | 山东科技大学 | A kind of coal mining coal cinder reducing mechanism |
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| CN107261928A (en) * | 2017-05-16 | 2017-10-20 | 佛山标天下信息科技有限公司 | A kind of mixing device of building materials processing |
| CN207478743U (en) * | 2017-11-08 | 2018-06-12 | 贵州大学 | The coal reducing mechanism of coal mine |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102013111762A1 (en) * | 2013-07-08 | 2015-01-08 | Netzsch-Feinmahltechnik Gmbh | Agitator ball mill with axial channels |
-
2017
- 2017-11-08 CN CN201711094154.1A patent/CN107755043B/en active Active
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| AT6258U1 (en) * | 2002-05-08 | 2003-07-25 | Unterwurzacher Patentverwertun | DEVICE FOR SHREDDING MATERIAL |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN107755043A (en) | 2018-03-06 |
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