CN216825876U - Automatic coal blending system for proportioning test - Google Patents
Automatic coal blending system for proportioning test Download PDFInfo
- Publication number
- CN216825876U CN216825876U CN202220165694.4U CN202220165694U CN216825876U CN 216825876 U CN216825876 U CN 216825876U CN 202220165694 U CN202220165694 U CN 202220165694U CN 216825876 U CN216825876 U CN 216825876U
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- Prior art keywords
- coal blending
- blending tank
- drying
- coal
- rotating ring
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- 239000003245 coal Substances 0.000 title claims abstract description 119
- 238000002156 mixing Methods 0.000 title claims abstract description 97
- 230000007246 mechanism Effects 0.000 claims abstract description 69
- 238000001035 drying Methods 0.000 claims abstract description 52
- 238000003756 stirring Methods 0.000 claims abstract description 14
- 238000005303 weighing Methods 0.000 claims abstract description 14
- 238000010438 heat treatment Methods 0.000 claims abstract description 7
- 230000005540 biological transmission Effects 0.000 claims description 9
- 238000004887 air purification Methods 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 3
- 230000032258 transport Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000003763 carbonization Methods 0.000 description 1
- 239000000571 coke Substances 0.000 description 1
- 238000004939 coking Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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Abstract
The utility model discloses an automatic coal blending system for a proportioning test, which comprises a conveying mechanism and a plurality of coal blending units arranged at the input end of the conveying mechanism; the coal blending unit comprises a coal blending tank, a feeding mechanism and a weighing mechanism, wherein the feeding mechanism is arranged at a discharge port of the coal blending tank so as to control the coal blending tank to output raw coal; the weighing mechanism is arranged at a discharge port of the feeding mechanism to weigh the weight of the output raw coal; a stirring mechanism and a drying mechanism are arranged in the coal blending tank; the stirring mechanism comprises a vertical rotating shaft arranged in the coal blending tank, the vertical rotating shaft is driven to rotate by a first motor, and conveying blades of a spatial spiral structure are arranged on the outer side of the vertical rotating shaft; the drying mechanism comprises a rotating ring arranged on the inner wall of the coal blending tank, the rotating ring is driven by a second motor to rotate, and a plurality of heating and drying pieces are arranged on the inner wall of the rotating ring. The utility model discloses can dry the raw coal automatically, and it is effectual to dry.
Description
Technical Field
The utility model relates to a coal field especially relates to an automatic blending system is used in ratio test.
Background
Coal blending is an important preparation process of coal materials before coking or carbonization, namely different types of raw coal are mixed according to a proper proportion to produce coke, electric coal and boiler coal which meet the quality requirement. In order to improve the production quality, reduce the coal blending cost and optimize the coal blending structure, enterprises need to carry out coal blending tests. The manual coal blending is time-consuming and labor-consuming, and an appropriate automatic coal blending system needs to be designed.
Disclosure of Invention
The invention aims to: in order to overcome the not enough of existence among the prior art, the utility model provides a ratio is experimental with automatic blending system can automatic stoving raw coal, and it is effectual to dry.
The technical scheme is as follows: in order to achieve the purpose, the automatic coal blending system for the proportioning test comprises a conveying mechanism and a plurality of coal blending units arranged at the input end of the conveying mechanism; the coal blending unit comprises a coal blending tank, a feeding mechanism and a weighing mechanism, wherein the feeding mechanism is arranged at a discharge port of the coal blending tank so as to control the coal blending tank to output raw coal; the weighing mechanism is arranged at a discharge port of the feeding mechanism to weigh the weight of the output raw coal; a stirring mechanism and a drying mechanism are arranged in the coal blending tank; the stirring mechanism comprises a vertical rotating shaft arranged in the coal blending tank, the vertical rotating shaft is driven to rotate by a first motor, and conveying blades of a spatial spiral structure are arranged on the outer side of the vertical rotating shaft; the drying mechanism comprises a rotating ring arranged on the inner wall of the coal blending tank, the rotating ring is driven to rotate by a second motor, and a plurality of heating and drying pieces are arranged on the inner wall of the rotating ring.
Further, the heating and drying piece is a transverse U-shaped drying pipe, and a plurality of hot air holes are formed in the drying pipe; the outer side of the coal blending tank is provided with a hot air box which is communicated with the drying pipes through an air supply pipeline so as to supply hot air.
Furthermore, the vertical rotating shaft is arranged at the center of the coal blending tank, and the drying pipe consists of a vertical pipe section and two horizontal pipe sections arranged at the upper end and the lower end of the vertical pipe section; the vertical tube sections of the drying tubes are different from the vertical rotating shaft in center distance.
Furthermore, an annular mounting groove is formed in the inner wall of the coal blending tank, the rotating ring is arranged in the annular mounting groove, and the upper end and the lower end of the rotating ring are respectively in rotating sealing fit with the upper end and the lower end of the annular mounting groove;
furthermore, two annular vent grooves are vertically arranged in the annular mounting groove, and the air supply pipeline is communicated with the two annular vent grooves and supplies air; the two horizontal pipe sections of the single drying pipe are respectively communicated with the two annular vent grooves;
furthermore, a transmission notch is formed in one side of the bottom of the annular mounting groove; the second motor is arranged on the outer side of the coal blending tank, a first gear is arranged on an output rod of the second motor, a second gear is arranged at the lower end of the outer ring surface of the rotating ring, and the first gear and the second gear are in meshing transmission at the transmission notch.
Furthermore, an air outlet pipe is arranged on one side above the coal blending tank, and an air purification box is arranged at the air outlet end of the air outlet pipe.
Further, the conveying mechanism is a conveying belt, the feeding mechanism is a spiral feeder, and the weighing mechanism is a metering bin.
Has the advantages that: the utility model discloses an automatic coal blending system is used in ratio test, its beneficial effect as follows:
1) automatic coal blending is carried out through the conveying mechanism and the coal blending units, so that the coal blending efficiency is improved;
2) a drying mechanism and a stirring mechanism are arranged in a coal blending tank in the coal blending unit, the drying mechanism can automatically dry raw coal, and the stirring mechanism can drive the raw coal in the coal blending tank to move, so that the raw coal is fully dried;
3) the drying mechanism comprises a plurality of transverse U-shaped drying pipes, hot air holes are formed in the drying pipes, and the drying pipes rotate along with the rotating ring, so that the raw coal drying effect is good.
Drawings
FIG. 1 is a schematic structural diagram of a coal blending system;
FIG. 2 is a schematic plan view of a coal blending tank;
FIG. 3 is a schematic view of the internal structure of the coal blending tank;
FIG. 4 is a schematic view of a drive notch;
fig. 5 is a schematic view of the structure of the rotating ring.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
The automatic coal blending system for the proportioning test as shown in the attached drawings 1 to 5 comprises a conveying mechanism 1 and a plurality of coal blending units 2 arranged at the input end of the conveying mechanism 1, wherein different kinds of raw coal are stored in different coal blending units 2. The coal blending unit 2 comprises a coal blending tank 3, a feeding mechanism 4 and a weighing mechanism 5.
The feeding mechanism 4 is arranged at the discharge port of the coal blending tank 3 and used for controlling the coal blending tank 3 to output raw coal. The weighing mechanism 5 is arranged at the discharge port of the feeding mechanism 4 and is used for weighing the weight of the output raw coal so as to carry out coal blending. The discharge port of the weighing mechanism 5 is positioned above the conveying mechanism 1, and the weighed raw coal moves into the crusher and the stirring mechanism along with the conveying mechanism 1, so that coal blending is completed.
The upper part of the coal blending tank 3 is provided with a coal inlet 24, and the lower part is provided with a coal outlet 25. And a stirring mechanism and a drying mechanism are arranged in the coal blending tank 3. The stirring mechanism comprises a vertical rotating shaft 6 arranged in the coal blending tank 3, the vertical rotating shaft 6 is driven by a first motor 9 to rotate, and conveying blades 7 of a space spiral structure are arranged on the outer side of the vertical rotating shaft 6. When vertical pivot 6 drives transport blade 7 and rotates, can transport the raw coal of 3 inside below of blending tank to 3 inside tops of blending tank to realize the stirring function. Drying mechanism is including setting up the swivel becket 8 on blending tank 3 inner wall, and swivel becket 8 is rotated by the drive of second motor 10, is provided with a plurality of heating stoving pieces on the inner wall of swivel becket 8, can carry out automatic drying to the raw coal of putting into blending tank 3.
As shown in fig. 3 and 5, the heating and drying member is a transverse U-shaped drying pipe 11, a plurality of drying pipes 11 are arranged on the inner wall of the rotating ring 8 at equal angles in the circumferential direction, and a plurality of hot air holes 12 are formed in the drying pipes 11. The outer side of the coal blending tank 3 is provided with a hot air box 13, and the hot air box 13 is communicated with the drying pipes 11 through an air supply pipeline 14 so as to supply hot air. The hot air box 13 can supply hot air to the plurality of coal blending units 2 through the air supply pipeline 14. The combination of the drying pipe 11 and the hot air hole 12 has good drying effect on the raw coal.
The vertical rotating shaft 6 is arranged at the center of the coal blending tank 3, and the drying pipe 11 is composed of a vertical pipe section 15 and two horizontal pipe sections 16 arranged at the upper end and the lower end of the vertical pipe section 15. The vertical tube sections 15 of the drying tubes 11 are different from the vertical rotating shaft 6 in center distance. When a plurality of drying pipes 11 rotate along with the rotating ring 8, the radius of the annular surface through which the vertical pipe sections 15 of different drying pipes 11 pass is different, the coverage area of the drying pipes 11 is larger, the drying dead angle can be reduced, the drying is more uniform, and the drying effect is better.
As shown in fig. 3, the inner wall of the coal blending tank 3 is provided with an annular installation groove 17, the rotating ring 8 is arranged in the annular installation groove 17, and the upper end and the lower end of the rotating ring 8 are respectively in rotating sealing fit with the upper end and the lower end of the annular installation groove 17, so that the interior of the coal blending tank 3 is relatively sealed.
Two annular vent grooves 18 are vertically arranged in the annular mounting groove 17, the air supply pipeline 14 is communicated with the two annular vent grooves 18 and supplies air, the two transverse pipe sections 16 of the single drying pipe 11 are respectively communicated with the two annular vent grooves 18, and in the rotating process of the rotating ring 8, the air supply pipeline 14 can supply air to the drying pipe 11 through the annular vent grooves 18, so that the structure is reasonable.
As shown in fig. 3 and 4, a transmission notch 19 is formed at one side of the bottom of the annular mounting groove 17. The second motor 10 is arranged outside the coal blending tank 3, a first gear 20 is arranged on an output rod of the second motor 10, a second gear 21 is arranged at the lower end of the outer ring surface of the rotating ring 8, and the first gear 20 and the second gear 21 are in meshing transmission at the transmission notch 19, so that the second motor 10 drives the rotating ring 8 to rotate.
An air outlet pipe 22 is arranged on one side above the coal blending tank 3, an air outlet end of the air outlet pipe 22 is provided with an air purification box 23, and hot air in the coal blending tank 3 enters the air outlet pipe 22 and is purified by the air purification box 23 and then is discharged.
The conveying mechanism 1 is a conveying belt, the feeding mechanism 4 is a spiral feeder, and the weighing mechanism 5 is a metering bin.
The working principle of the coal blending system is as follows: different kinds of raw coal are put into the blending tank 3 in different blending units 2 and are stored, and each blending unit 2 is controlled by control center, when needing to blend coal, sets for the parameter, controls feed mechanism 4 and weighing mechanism 5 by control center and carries out work, makes required weight all kinds of raw coal fall into conveying mechanism 1 on, and conveying mechanism 1 transports all kinds of raw coal in proper order to breaker and agitator in order to accomplish the blending.
The working principle of the stirring mechanism and the drying mechanism in the coal blending tank 3 is as follows: after the raw coal is put into the coal blending tank 3, the first motor 9 and the second motor 10 are started, the vertical rotating shaft 6 drives the conveying blades 7 to rotate so as to transport the raw coal below the inside of the coal blending tank 3 to the inside of the coal blending tank 3, stirring of the raw coal is realized, the rotating ring 8 drives the drying pipes 11 to rotate, and hot air supplied by the hot air box 13 is discharged from the hot air holes 12 so as to dry the raw coal.
The above description is only a preferred embodiment of the present invention, and it should be noted that: for those skilled in the art, without departing from the principle of the present invention, several improvements and modifications can be made, and these improvements and modifications should also be considered as the protection scope of the present invention.
Claims (6)
1. The utility model provides a ratio is experimental with automatic coal blending system which characterized in that: comprises a conveying mechanism (1) and a plurality of coal blending units (2) arranged at the input end of the conveying mechanism (1); the coal blending unit (2) comprises a coal blending tank (3), a feeding mechanism (4) and a weighing mechanism (5), wherein the feeding mechanism (4) is arranged at a discharge hole of the coal blending tank (3) so as to control the coal blending tank (3) to output raw coal; the weighing mechanism (5) is arranged at the discharge hole of the feeding mechanism (4) to weigh the weight of the output raw coal;
a stirring mechanism and a drying mechanism are arranged in the coal blending tank (3); the stirring mechanism comprises a vertical rotating shaft (6) arranged in the coal blending tank (3), the vertical rotating shaft (6) is driven to rotate by a first motor (9), and a conveying blade (7) with a spatial spiral structure is arranged on the outer side of the vertical rotating shaft (6); the drying mechanism comprises a rotating ring (8) arranged on the inner wall of the coal blending tank (3), the rotating ring (8) is driven to rotate by a second motor (10), and a plurality of heating and drying pieces are arranged on the inner wall of the rotating ring (8).
2. The automatic coal blending system for the ratio test of claim 1, wherein: the heating and drying piece is a transverse U-shaped drying pipe (11), and a plurality of hot air holes (12) are formed in the drying pipe (11); the outer side of the coal blending tank (3) is provided with a hot air box (13), and the hot air box (13) is communicated with the drying pipes (11) through an air supply pipeline (14) to supply hot air.
3. The automatic coal blending system for the blending test according to claim 2, wherein: the vertical rotating shaft (6) is arranged at the center of the coal blending tank (3), and the drying pipe (11) consists of a vertical pipe section (15) and two horizontal pipe sections (16) arranged at the upper end and the lower end of the vertical pipe section (15); the vertical pipe sections (15) of the drying pipes (11) are different from the vertical rotating shaft (6) in center distance.
4. The automatic coal blending system for the ratio test of claim 3, wherein: an annular mounting groove (17) is formed in the inner wall of the coal blending tank (3), the rotating ring (8) is arranged in the annular mounting groove (17), and the upper end and the lower end of the rotating ring (8) are respectively in rotating sealing fit with the upper end and the lower end of the annular mounting groove (17);
two annular vent grooves (18) are vertically arranged in the annular mounting groove (17), and the air supply pipeline (14) is communicated with the two annular vent grooves (18) and supplies air; two transverse pipe sections (16) of a single drying pipe (11) are respectively communicated with two annular vent grooves (18);
a transmission notch (19) is formed in one side of the bottom of the annular mounting groove (17); the second motor (10) is arranged on the outer side of the coal blending tank (3), a first gear (20) is arranged on an output rod of the second motor (10), a second gear (21) is arranged at the lower end of the outer ring surface of the rotating ring (8), and the first gear (20) and the second gear (21) are in meshing transmission at the transmission notch (19).
5. The automatic coal blending system for the ratio test of claim 4, wherein: an air outlet pipe (22) is arranged on one side above the coal blending tank (3), and an air purification box (23) is arranged at the air outlet end of the air outlet pipe (22).
6. The automatic coal blending system for the blending test according to claim 5, wherein: the conveying mechanism (1) is a conveying belt, the feeding mechanism (4) is a spiral feeder, and the weighing mechanism (5) is a metering bin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220165694.4U CN216825876U (en) | 2022-01-21 | 2022-01-21 | Automatic coal blending system for proportioning test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220165694.4U CN216825876U (en) | 2022-01-21 | 2022-01-21 | Automatic coal blending system for proportioning test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216825876U true CN216825876U (en) | 2022-06-28 |
Family
ID=82085454
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220165694.4U Expired - Fee Related CN216825876U (en) | 2022-01-21 | 2022-01-21 | Automatic coal blending system for proportioning test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216825876U (en) |
-
2022
- 2022-01-21 CN CN202220165694.4U patent/CN216825876U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220628 |