CN215612251U - Feeding device for coal mill for iron-making plant - Google Patents
Feeding device for coal mill for iron-making plant Download PDFInfo
- Publication number
- CN215612251U CN215612251U CN202122051118.5U CN202122051118U CN215612251U CN 215612251 U CN215612251 U CN 215612251U CN 202122051118 U CN202122051118 U CN 202122051118U CN 215612251 U CN215612251 U CN 215612251U
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- Prior art keywords
- feeding
- baffle
- coal mill
- feed hopper
- hopper
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- Expired - Fee Related
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- 239000003245 coal Substances 0.000 title claims abstract description 35
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 12
- 229920000742 Cotton Polymers 0.000 claims description 8
- 229910052742 iron Inorganic materials 0.000 claims description 6
- 239000000463 material Substances 0.000 abstract description 14
- 230000000694 effects Effects 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 description 11
- 230000008569 process Effects 0.000 description 8
- 238000009413 insulation Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
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- Filling Or Emptying Of Bunkers, Hoppers, And Tanks (AREA)
Abstract
A feeding device for a coal mill for an iron-making plant comprises a mounting frame and a feeding hopper; the mounting rack is vertically arranged, and a connecting piece is arranged at the top of the mounting rack; the feed hopper is fixedly arranged on the connecting piece, and the bottom of the feed hopper is communicated with the coal mill through a conveying pipeline; a connecting shaft is arranged on the inner wall of the feeding hopper and is rotationally connected with the feeding hopper; a baffle is arranged on the connecting shaft; the mounting rack is provided with an air supply device, and an air pipe is communicated with the micropores; a base plate is arranged on the mounting frame, and a driving device is arranged on the base plate; the output end of the driving device is provided with a telescopic rod which is arranged in an inclined manner; the end part of the telescopic rod is provided with a contact element; an opening is arranged on the feed hopper; the telescopic rod extends into the feed hopper from the opening, and the contact element is movably connected with the baffle plate; avoid the material to block up, the baffle of cooperation activity simultaneously and the production that the wall built-up phenomenon can effectually be avoided to the spun compressed gas, and it is more convenient to use.
Description
Technical Field
The utility model relates to the technical field of coal mill accessories, in particular to a feeding device for a coal mill for an iron-making plant.
Background
The coal mill is a machine for crushing and grinding coal briquettes into coal powder, and is a main auxiliary device of a coal powder furnace, the existing coal mill has the problem of unsmooth blanking in the feeding process of feeding into a coal mill body, namely the existing blanking mode feeds through a feeding bin arranged on one side of the coal mill body, the existing coal mill directly feeds into the feeding bin through an inlet chute arranged at the top of the feeding bin, the structure of the feeding bin can cause unsmooth blanking or the phenomenon of wall hanging of materials in the feeding bin in the continuous feeding process, the phenomenon of full bin material breakage causes shutdown or coal breakage shutdown, and meanwhile, in the blanking process, the side wall of the feeding bin is greatly abraded in the falling process of the materials, the service life of the feeding bin is shortened, frequent maintenance is needed, and time and labor are wasted.
In order to solve the problems, the application provides a feeding device for a coal mill for an iron-making plant.
SUMMERY OF THE UTILITY MODEL
Objects of the utility model
In order to solve the technical problems that the structure of a feeding bin in the background technology causes unsmooth blanking or the materials in the feeding bin are hung on the wall in the continuous feeding process, the full bin and the material cut off cause machine halt or coal cut off machine halt, and meanwhile, in the blanking process, the side wall of the feeding bin is greatly abraded in the falling process of the materials, so that the service life of the feeding bin is shortened, frequent maintenance is needed, and time and labor are wasted, the utility model provides the feeding device for the coal mill for the iron-making plant, which can ensure normal feeding and control the feeding speed; avoid the material to block up, the baffle of cooperation activity simultaneously and the production that the wall built-up phenomenon can effectually be avoided to the spun compressed gas, and it is more convenient to use.
(II) technical scheme
In order to solve the problems, the utility model provides a feeding device for a coal mill for an iron-making plant, which comprises a mounting frame and a feeding hopper;
the mounting rack is vertically arranged, and a connecting piece is arranged at the top of the mounting rack; the feed hopper is fixedly arranged on the connecting piece, and the bottom of the feed hopper is communicated with the coal mill through a conveying pipeline; a connecting shaft is arranged on the inner wall of the feeding hopper and is rotationally connected with the feeding hopper; a baffle is arranged on the connecting shaft; a plurality of micropores are arranged on the baffle in a rectangular array;
the mounting rack is provided with an air supply device, the output end of the air supply device is provided with an air pipe, and the air pipe is communicated with the micropores; a base plate is arranged on the mounting frame, and two groups of driving devices are arranged on the base plate; the driving device is positioned below the gas supply device; the output end of the driving device is provided with a telescopic rod which is arranged in an inclined manner; the end part of the telescopic rod is provided with a contact element, and the telescopic rod is rotationally connected with the contact element;
an opening is arranged on the feed hopper; the baffle plate on the feed hopper covers the opening; the telescopic rod extends into the feed hopper from the opening, and the contact element is movably connected with the baffle.
Preferably, the drive means is a hydraulic cylinder.
Preferably, the air source of the air supply device is compressed air.
Preferably, the bottom of the flap contacts the side of the hopper remote from the opening when the flap is extended to a maximum angle.
Preferably, the bottom of the baffle is provided with an elastic rubber pad.
Preferably, the feeder hopper is of a double-layer plate structure, and soundproof cotton is filled in the feeder hopper.
The technical scheme of the utility model has the following beneficial technical effects:
1. when the baffle plate is unfolded to the maximum angle, the bottom of the baffle plate is contacted with one side of the feed hopper, which is far away from the opening. The bottom of baffle sets up elastic cushion. When the baffle plate is unfolded to the maximum angle, the bottom of the baffle plate is in contact with one side of the feed hopper, which is far away from the opening, and the elastic rubber pad arranged at the bottom of the baffle plate can not damage the inner wall of the feed hopper; and the feeder hopper keeps the closed condition this moment, can guarantee the speed of unloading, avoids piling up in pipeline, causes the jam.
2. The feeder hopper is bilayer plate structure, and the sound-proof cotton is filled to the feeder hopper inside. Soundproof cotton can play the effect of making an uproar that falls that gives sound insulation, can effectively reduce the noise at the in-process that carries out the unloading.
3. The utility model can ensure normal feeding and control the feeding speed; avoid the material to block up, the baffle of cooperation activity simultaneously and the production that the wall built-up phenomenon can effectually be avoided to the spun compressed gas, and it is more convenient to use.
Drawings
Fig. 1 is a schematic view of the overall structure of a feeding device for a coal mill for an iron-making plant according to the present invention.
Fig. 2 is a schematic structural diagram of a mounting frame in the feeding device for the coal mill for the iron-making plant according to the present invention.
FIG. 3 is a schematic view of the internal structure of a feed hopper of the feeding device for the coal mill for the iron making plant according to the present invention.
Fig. 4 is a schematic view of the installation position structure of the telescopic rod in the feeding device for the coal mill for the iron-making plant according to the present invention.
FIG. 5 is a schematic cross-sectional view of a feed hopper of the feeding device for a coal mill for an iron-making plant according to the present invention.
Reference numerals: 1. a mounting frame; 11. a connecting member; 2. a feed hopper; 3. a connecting shaft; 4. a baffle plate; 5. a gas supply device; 6. a substrate; 7. a drive device; 71. a telescopic rod; 72. a contact member.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be understood that the description is intended to be exemplary only, and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
As shown in fig. 1 to 5, the feeding device for a coal mill for an iron-making plant according to the present invention comprises a mounting frame 1 and a feeding hopper 2;
the mounting rack 1 is vertically arranged, and a connecting piece 11 is arranged at the top of the mounting rack 1; the feed hopper 2 is fixedly arranged on the connecting piece 11, and the bottom of the feed hopper 2 is communicated with the coal mill through a conveying pipeline; a connecting shaft 3 is arranged on the inner wall of the feeding hopper 2, and the connecting shaft 3 is rotatably connected relative to the feeding hopper 2; a baffle 4 is arranged on the connecting shaft 3; a plurality of micropores are arranged on the baffle 4 in a rectangular array;
the mounting rack 1 is provided with an air supply device 5, the output end of the air supply device 5 is provided with an air pipe, and the air pipe is communicated with the micropores; a base plate 6 is arranged on the mounting frame 1, and two groups of driving devices 7 are arranged on the base plate 6; the driving device 7 is positioned below the air supply device 5; the output end of the driving device 7 is provided with a telescopic rod 71, and the telescopic rod 71 is obliquely arranged; the end part of the telescopic rod 71 is provided with a contact piece 72, and the telescopic rod 71 is rotatably connected with the contact piece 72;
an opening is arranged on the feed hopper 2; the baffle 4 on the feed hopper 2 covers the opening; the telescopic rod 71 extends into the feed hopper 2 from the opening, and the contact element 72 is movably connected with the baffle 4.
In an alternative embodiment, the drive means 7 is a hydraulic cylinder.
It should be noted that the hydraulic cylinder has stable output and high control accuracy, and ensures that the baffle 4 is pushed out to rotate to a proper position around the connecting shaft 3.
In an alternative embodiment, the air supply of the air supply 5 is compressed air.
In an alternative embodiment, the bottom of the flap 4 is in contact with the side of the feeding funnel 2 remote from the opening when the flap 4 is unfolded to a maximum angle. The bottom of baffle 4 sets up elastic cushion.
It should be noted that, when the baffle 4 is unfolded to the maximum angle, the bottom of the baffle 4 contacts with the side of the feed hopper 2 far away from the opening, and the elastic rubber pad arranged at the bottom of the baffle 4 does not damage the inner wall of the feed hopper 2; and the feed hopper 2 keeps the closed state at this moment, can guarantee the speed of unloading, avoid piling up in pipeline, cause the jam.
In an alternative embodiment, the feeding hopper 2 is a double-plate structure, and the inside of the feeding hopper 2 is filled with soundproof cotton.
The soundproof cotton can play a role in sound insulation and noise reduction, and can effectively reduce noise in the blanking process.
In the utility model, materials are conveyed downwards through a feed hopper 2 and enter the interior of a coal mill through a conveying pipeline; the upper computer can control the operation of the driving device 7; the driving device 7 drives the telescopic rod 71 to extend or shorten, and can drive the baffle 4 to rotate around the connecting shaft 3, so that the opening degree of the feeding hopper 2 is controlled, the feeding amount is further controlled, and the blockage of a material conveying pipeline caused by overlarge feeding in a short time is avoided; in the utility model discloses in, when baffle 4 expandes the biggest angle, baffle 4 bottom contacts with the one side of keeping away from the open-ended of feeder hopper 2. The bottom of baffle 4 sets up elastic cushion. When the baffle 4 is unfolded to the maximum angle, the bottom of the baffle 4 is in contact with one side of the feed hopper 2 far away from the opening, and the elastic rubber pad arranged at the bottom of the baffle 4 can not damage the inner wall of the feed hopper 2; and the feed hopper 2 keeps the closed state at this moment, can guarantee the speed of unloading, avoid piling up in pipeline, cause the jam. In addition, compressed air is sprayed out through the air supply device, the air is sprayed out through the micropores in the baffle plate, the materials are pushed to move in the feed hopper 2, the phenomenon that the materials are hung on the wall and are blocked in the feed hopper 2 can be avoided, the feed hopper 2 is of a double-layer plate structure, and soundproof cotton is filled in the feed hopper 2. Soundproof cotton can play the effect of making an uproar that falls that gives sound insulation, can effectively reduce the noise at the in-process that carries out the unloading. The utility model can ensure normal feeding and control the feeding speed; avoid the material to block up, the baffle of cooperation activity simultaneously and the production that the wall built-up phenomenon can effectually be avoided to the spun compressed gas, and it is more convenient to use.
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the utility model and are not to be construed as limiting the utility model. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.
Claims (6)
1. A feeding device for a coal mill for an iron-making plant is characterized by comprising a mounting rack (1) and a feeding hopper (2);
the mounting rack (1) is vertically arranged, and a connecting piece (11) is arranged at the top of the mounting rack (1); the feed hopper (2) is fixedly arranged on the connecting piece (11), and the bottom of the feed hopper (2) is communicated with the coal mill through a conveying pipeline; a connecting shaft (3) is arranged on the inner wall of the feeding hopper (2), and the connecting shaft (3) is rotatably connected relative to the feeding hopper (2); a baffle (4) is arranged on the connecting shaft (3); a plurality of micropores are arranged on the baffle (4) in a rectangular array;
an air supply device (5) is arranged on the mounting rack (1), an air pipe is arranged at the output end of the air supply device (5), and the air pipe is communicated with the micropores; a base plate (6) is arranged on the mounting rack (1), and two groups of driving devices (7) are arranged on the base plate (6); the driving device (7) is positioned below the air supply device (5); the output end of the driving device (7) is provided with a telescopic rod (71), and the telescopic rod (71) is obliquely arranged; the end part of the telescopic rod (71) is provided with a contact piece (72), and the telescopic rod (71) is rotationally connected with the contact piece (72);
an opening is arranged on the feed hopper (2); the opening is covered by a baffle (4) on the feed hopper (2); the telescopic rod (71) extends into the feed hopper (2) from the opening, and the contact element (72) is movably connected with the baffle (4).
2. The charging device for a coal mill for an iron making plant according to claim 1, characterized in that the driving device (7) is a hydraulic cylinder.
3. The charging device for a coal mill for an iron making plant according to claim 1, characterized in that the source of the air supply device (5) is compressed air.
4. The feeding device for a coal mill for an iron making plant according to claim 1, characterized in that the bottom of the baffle (4) is in contact with the side of the feeding funnel (2) remote from the opening when the baffle (4) is unfolded at the maximum angle.
5. The feeding device for a coal mill for an iron making plant according to claim 1, characterized in that the bottom of the baffle plate (4) is provided with an elastic rubber mat.
6. The feeding device for the coal mill used in the iron making plant according to claim 1, wherein the feeding hopper (2) has a double-layer plate structure, and soundproof cotton is filled in the feeding hopper (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122051118.5U CN215612251U (en) | 2021-08-27 | 2021-08-27 | Feeding device for coal mill for iron-making plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122051118.5U CN215612251U (en) | 2021-08-27 | 2021-08-27 | Feeding device for coal mill for iron-making plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215612251U true CN215612251U (en) | 2022-01-25 |
Family
ID=79904265
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122051118.5U Expired - Fee Related CN215612251U (en) | 2021-08-27 | 2021-08-27 | Feeding device for coal mill for iron-making plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215612251U (en) |
-
2021
- 2021-08-27 CN CN202122051118.5U patent/CN215612251U/en not_active Expired - Fee Related
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Legal Events
| 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: 20220125 |