CN220583103U - Feeding system of roasting furnace - Google Patents
Feeding system of roasting furnace Download PDFInfo
- Publication number
- CN220583103U CN220583103U CN202322210139.6U CN202322210139U CN220583103U CN 220583103 U CN220583103 U CN 220583103U CN 202322210139 U CN202322210139 U CN 202322210139U CN 220583103 U CN220583103 U CN 220583103U
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- Prior art keywords
- feeding
- scraper
- chute
- belt
- opening
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- 239000000463 material Substances 0.000 claims abstract description 92
- 238000007599 discharging Methods 0.000 claims abstract description 24
- 238000003860 storage Methods 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 238000004891 communication Methods 0.000 claims description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 abstract description 11
- 239000011707 mineral Substances 0.000 abstract description 11
- 239000002245 particle Substances 0.000 abstract description 4
- 239000012141 concentrate Substances 0.000 description 9
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 6
- 239000005083 Zinc sulfide Substances 0.000 description 5
- 229910052984 zinc sulfide Inorganic materials 0.000 description 5
- DRDVZXDWVBGGMH-UHFFFAOYSA-N zinc;sulfide Chemical compound [S-2].[Zn+2] DRDVZXDWVBGGMH-UHFFFAOYSA-N 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000011787 zinc oxide Substances 0.000 description 3
- 210000001503 joint Anatomy 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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- Manufacture And Refinement Of Metals (AREA)
Abstract
The utility model discloses a feeding system of a roasting furnace, which comprises a chute and a bucket elevator; the material throwing machine is characterized in that a material receiving pit is arranged below a material throwing opening of the material throwing machine, the material loading end of the first scraper is arranged in the material receiving pit, the material discharging end of the first scraper is arranged above the material feeding end of the bucket elevator, the material discharging opening of the bucket elevator is communicated with the material feeding opening of the second scraper through a chute, and the material discharging opening of the second scraper is arranged above the material feeding belt. The advantages are that: crushing the massive hard mineral materials with larger particles by a crusher, reducing the massive hard mineral materials thrown into a roasting furnace by crushing, and ensuring normal furnace conditions; the materials falling into the receiving pit are sent into a bucket elevator through a first scraper, and then sent into a throwing machine through the bucket elevator, a second scraper and a feeding belt, and thrown into a roasting furnace for roasting; therefore, the utility model can directly convey the materials in the receiving pit back to the roasting furnace without transferring by staff, thereby effectively reducing the labor intensity.
Description
Technical field:
the utility model relates to the technical field of feeding equipment of roasting furnaces, in particular to a feeding system of a roasting furnace.
The background technology is as follows:
in the process of roasting zinc sulfide concentrate to produce zinc oxide calcine, a ton package filled with zinc sulfide concentrate is hoisted to a storage bin through a crane to discharge, and the concentrate discharged into the storage bin is conveyed to a thrower at a feeding port of a roasting furnace through a belt and thrown into the roasting furnace through the thrower.
However, in the process of throwing, materials at the furnace mouth are gradually accumulated, and part of concentrate materials leak out from a gap between a throwing machine and the furnace mouth, and the current treatment mode is that a receiving pit is arranged at the lower part of the throwing machine, a grate is arranged at the pit mouth of the receiving pit, the leaked materials fall into the pit through the grate, and the materials in the pit are manually transported out, so that the labor intensity is high; in addition, zinc sulfide concentrate has certain humidity, can lead to partial caking of materials, has massive hard ore materials with larger particles, influences the furnace condition of the normal operation of a roasting furnace when the materials are thrown into the roasting furnace for roasting, and has the problem of poor roasting effect of roasted sand.
The utility model comprises the following steps:
the utility model aims to provide a roasting furnace feeding system which is beneficial to reducing labor intensity and reducing massive hard ore materials.
The utility model is implemented by the following technical scheme: the feeding system of the roasting furnace comprises a storage bin, a belt scale, an intermediate belt, a crusher, a feeding belt, a material throwing machine, a first scraper, a second scraper, a chute and a bucket elevator; the bottom discharge hole of the bin is arranged above the feeding end of the belt scale, and a feeding valve is arranged at the bottom discharge hole of the bin; the discharging end of the belt scale is arranged above the feeding end of the middle belt, the discharging end of the middle belt is arranged above the feeding opening of the crusher, the discharging opening of the crusher is arranged above the feeding end of the feeding belt, and the discharging end of the feeding belt is arranged above the feeding opening of the material throwing machine; the material throwing machine is characterized in that a material receiving pit is arranged below a material throwing opening of the material throwing machine, the material loading end of the first scraper is arranged in the material receiving pit, the material discharging end of the first scraper is arranged above the material feeding end of the bucket elevator, the material discharging opening of the bucket elevator is communicated with the material feeding opening of the second scraper through a chute, and the material discharging opening of the second scraper is arranged above the material feeding belt.
Further, the chute comprises a first section and a second section which are in butt joint and communicated, and a material distributing opening is formed in a top plate of the second section of the chute; the bottom edge of the material distributing opening is hinged with a baffle, the baffle is movably arranged in the chute, a stop lever is arranged between the side walls of the two sides of the chute in a penetrating way, and the baffle is in movable contact with the stop lever.
Further, a plurality of groups of positioning holes are correspondingly formed in the side walls of the two sides of the chute, and the positioning holes in the side walls of each side of the chute are distributed along the swinging direction of the baffle; and the stop lever is penetrated between a corresponding group of the positioning holes.
Further, an adjusting handle is fixed on the outer wall of the baffle plate.
Further, a baffle plate is fixedly arranged on the top platform of the second scraper machine around the feeding hole of the second scraper machine.
The utility model has the advantages that: crushing massive hard mineral materials with larger particles by a crusher, conveying the crushed materials into a throwing machine by a feeding belt, throwing the crushed materials into a roasting furnace by the throwing machine, and roasting to prepare zinc oxide calcine; therefore, the lump hard ore materials thrown into the roasting furnace are reduced through crushing, the normal furnace condition is further ensured, and the roasting effect of the calcine is improved.
The materials falling into the receiving pit are sent into a bucket elevator through a first scraper, then are lifted by the bucket elevator and fall into a second scraper through a chute, are sent into a feeding belt through the second scraper, are sent into a throwing machine through the feeding belt, and are thrown into a roasting furnace for roasting; therefore, the utility model can directly convey the materials in the receiving pit back to the roasting furnace without transferring by staff, thereby effectively reducing the labor intensity.
Description of the drawings:
fig. 1 is a schematic structural view of the present utility model.
Figure 2 is a cross-sectional view of a chute according to the utility model.
The components in the drawings are marked as follows: the device comprises a storage bin 1, a belt scale 2, an intermediate belt 3, a crusher 4, a feeding belt 5, a material throwing machine 6, a first scraper 7, a second scraper 8, a chute 9, a first section 9.1, a second section 9.2, a material distributing opening 9.21, a baffle 9.3, a stop lever 9.4, a positioning hole 9.5, an adjusting handle 9.6, a bucket elevator 10, a feeding valve 11, a material receiving pit 12, a stop plate 13 and a roasting furnace 14.
The specific embodiment is as follows:
the following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be noted that the terms "center," "upper," "lower," "front," "rear," "top," "bottom," "left," "right," "vertical," "horizontal," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
As shown in fig. 1 and 2, the present embodiment provides a feeding system of a roasting furnace, which comprises a stock bin 1, a belt scale 2, an intermediate belt 3, a crusher 4, a feeding belt 5, a material throwing machine 6, a first scraper machine 7, a second scraper machine 8, a chute 9 and a bucket elevator 10; the bottom discharge hole of the feed bin 1 is arranged above the feeding end of the belt scale 2, and a feeding valve 11 is arranged at the bottom discharge hole of the feed bin 1; the feeding valve 11 is opened, and concentrate materials in the bin 1 fall onto the belt scale 2 to be weighed and conveyed; the discharging end of the belt scale 2 is arranged above the feeding end of the middle belt 3, the discharging end of the middle belt 3 is arranged above the feeding opening of the crusher 4, the weighed materials are sent into the crusher 4 by the middle belt 3, the crusher 4 crushes massive hard mineral materials with larger particles, the discharging opening of the crusher 4 is arranged above the feeding end of the feeding belt 5, and the discharging end of the feeding belt 5 is arranged above the feeding opening of the thrower 6; the crushed materials are sent into a thrower 6 by a feeding belt 5, and the crushed materials are thrown into a roasting furnace 14 for roasting by the thrower 6 to prepare zinc oxide calcine; thus, the lump hard mineral materials thrown into the roasting furnace 14 are reduced through crushing, the normal furnace condition is further ensured, and the roasting effect of the calcine is improved.
A receiving pit 12 is arranged below the throwing port of the throwing machine 6, and a small amount of concentrate materials leak out from a gap between the throwing machine 6 and the furnace mouth and fall into the receiving pit 12 in the throwing process; the grate is arranged at the pit mouth of the receiving pit 12, so that the walking of workers is facilitated, and the safety is ensured; the feeding end of the first scraper 7 is arranged in a receiving pit 12, the discharging end of the first scraper 7 is arranged above the feeding end of the bucket elevator 10, the discharging port of the bucket elevator 10 is communicated with the feeding port of the second scraper 8 through a chute 9, and the discharging port of the second scraper 8 is arranged above the feeding belt 5; the materials falling into the receiving pit 12 are sent into a bucket elevator 10 through a first scraper machine 7, then the bucket elevator 10 lifts the materials and falls into a second scraper machine 8 through a chute 9, the materials are sent into a feeding belt 5 through the second scraper machine 8, and the materials are sent into a throwing machine 6 through the feeding belt 5 and are thrown into a roasting furnace 14 for roasting; therefore, the utility model can directly convey the materials in the receiving pit 12 back to the roasting furnace 14 without transferring by staff, thereby effectively reducing the labor intensity.
The chute 9 comprises a first section 9.1 and a second section 9.2 which are in butt joint communication, and a material distributing opening 9.21 is formed in the top plate of the second section 9.2 of the chute 9; the bottom edge of the material distributing opening 9.21 is hinged with a baffle plate 9.3, and the baffle plate 9.3 can swing around a hinge; the baffle plate 9.3 is movably arranged in the chute 9, a stop lever 9.4 is arranged between the side walls of the two sides of the chute 9 in a penetrating way, and the baffle plate 9.3 is in movable contact with the stop lever 9.4; even though the materials are crushed by the crusher 4, a small amount of blocky hard ore materials accumulated in dead corners of the equipment and a small amount of uncrushed materials still exist and can be conveyed into the thrower 6; during the casting process, small amounts of lump hard mineral material leak into the receiving pit 12 and are fed by the second scraper conveyor 8 into the bucket elevator 10.
The baffle plate 9.3 is limited at a certain inclined angle through the stop lever 9.4, the materials sent out by the bucket elevator 10 firstly fall into the first section 9.1, the blocky hard mineral materials falling into the first section 9.1 can bounce and directly fall onto the baffle plate 9.3 of the second section 9.2, and rebound out of the chute 9 through the baffle plate 9.3 and fall onto the top surface platform of the second scraper conveyor 8; a baffle plate 13 is fixedly arranged on the top surface platform of the second scraper conveyor 8 around the feeding hole of the second scraper conveyor 8, and the ejected block-shaped hard mineral materials are blocked on the top surface of the second scraper conveyor 8, so that the concentrated collection is facilitated; while the fine-grained zinc sulfide concentrate material in the first section 9.1 slides down the bottom plate of the second section 9.2 into the second scraper conveyor 8; thus, the utility model can further effectively separate the blocky hard mineral materials in the zinc sulfide concentrate, and avoid the influence on the normal furnace conditions in the roasting furnace 14 caused by the feeding of the blocky hard mineral materials into the roasting furnace.
A plurality of groups of positioning holes 9.5 are correspondingly formed in the side walls of the two sides of the chute 9, and the positioning holes 9.5 on the side walls of each side of the chute 9 are distributed along the swinging direction of the baffle plate 9.3; a stop lever 9.4 is arranged between a group of corresponding positioning holes 9.5 in a penetrating way; a stop lever 9.4 is penetrated between a corresponding group of positioning holes 9.5, and the stop lever 9.4 is inserted into the two positioning holes 9.5 of the corresponding group, so that the adjustment of the inclination angle of the baffle plate 9.3 is realized; an adjusting handle 9.6 is fixed on the outer wall of the baffle plate 9.3, so that a worker can conveniently hold the adjusting handle 9.6 to adjust the angle of the baffle plate 9.3; in the actual production process, according to the humidity and the quantity of materials, the whole inclination of the chute 9 and the inclination of the baffle plate 9.3 are adjusted, so that the blocky hard mineral materials can be effectively rebounded out of the chute 9 through the baffle plate 9.3, and fine particle materials enter the second scraper conveyor 8 along the bottom plate of the chute 9, and effective separation is realized.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (5)
1. The feeding system of the roasting furnace is characterized by comprising a storage bin, a belt scale, an intermediate belt, a crusher, a feeding belt, a material throwing machine, a first scraper, a second scraper, a chute and a bucket elevator;
the bottom discharge hole of the bin is arranged above the feeding end of the belt scale, and a feeding valve is arranged at the bottom discharge hole of the bin; the discharging end of the belt scale is arranged above the feeding end of the middle belt, the discharging end of the middle belt is arranged above the feeding opening of the crusher, the discharging opening of the crusher is arranged above the feeding end of the feeding belt, and the discharging end of the feeding belt is arranged above the feeding opening of the material throwing machine;
the material throwing machine is characterized in that a material receiving pit is arranged below a material throwing opening of the material throwing machine, the material loading end of the first scraper is arranged in the material receiving pit, the material discharging end of the first scraper is arranged above the material feeding end of the bucket elevator, the material discharging opening of the bucket elevator is communicated with the material feeding opening of the second scraper through the chute, and the material discharging opening of the second scraper is arranged above the material feeding belt.
2. A calciner feed system as claimed in claim 1, wherein the chute comprises a first section and a second section in butt-joint communication, a feed opening being provided in a roof of the second section of the chute; the bottom edge of the material distributing opening is hinged with a baffle, the baffle is movably arranged in the chute, a stop lever is arranged between the side walls of the two sides of the chute in a penetrating way, and the baffle is in movable contact with the stop lever.
3. The feeding system of a roasting furnace according to claim 2, wherein a plurality of groups of positioning holes are correspondingly formed in side walls on two sides of the chute, and the positioning holes on each side wall of the chute are distributed along the swinging direction of the baffle; and the stop lever is penetrated between a corresponding group of the positioning holes.
4. A kiln feed system according to claim 2, wherein an adjustment handle is secured to the outer wall of the baffle.
5. A kiln feed system according to claim 1, characterized in that a dam is fixedly provided around its feed opening on the top deck of the second scraper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322210139.6U CN220583103U (en) | 2023-08-15 | 2023-08-15 | Feeding system of roasting furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322210139.6U CN220583103U (en) | 2023-08-15 | 2023-08-15 | Feeding system of roasting furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220583103U true CN220583103U (en) | 2024-03-12 |
Family
ID=90107967
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322210139.6U Active CN220583103U (en) | 2023-08-15 | 2023-08-15 | Feeding system of roasting furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220583103U (en) |
-
2023
- 2023-08-15 CN CN202322210139.6U patent/CN220583103U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |