CN103954129B - A kind of U-shaped multistage roaster - Google Patents
A kind of U-shaped multistage roaster Download PDFInfo
- Publication number
- CN103954129B CN103954129B CN201410195871.3A CN201410195871A CN103954129B CN 103954129 B CN103954129 B CN 103954129B CN 201410195871 A CN201410195871 A CN 201410195871A CN 103954129 B CN103954129 B CN 103954129B
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- China
- Prior art keywords
- burner hearth
- furnace shell
- multistage
- circular arc
- roaster
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Abstract
The invention discloses a kind of U-shaped multistage roaster, furnace shell is a hollow circular arc, the hollow region of furnace shell is burner hearth, furnace shell dome top surface is provided with cover plate, burner hearth is multistage by barrier partitions, circular arc furnace shell one end is provided with heater, the circular arc furnace shell other end is provided with air exhauster, blast pipe is provided with air exhauster, burner hearth bottom is provided with supporting rail, the last period burner hearth is connected by snorkel with next section of burner hearth, each self-corresponding heater is respectively arranged with each section of burner hearth, bottom of the tube of supplying gas is provided with and communicated with cyclone separator, it is divided into multistage on the roasting furnace structure, the tail gas of the preceding paragraph can be used as next section of waste hot air, next section of oxygen-fed gas, it can be used as the cooling gas of the preceding paragraph, the multistage for realizing energy is utilized, capacity usage ratio is high, energy consumption is low, floor space is small.
Description
Technical field
Moved the present invention relates to furnace charge in heating class stove, kiln middle open type agglomerating plant or similar devices for circular or curved path
Dynamic stove, espespecially a kind of U-shaped multistage roaster.
Background technology
Mining roaster purposes in Modern Mineral smelting is wider, especially occupies importantly in the refinement engineering of gold
Position, the direct method for smelting reduction that can not use iron ore for some rare minerals obtains, is at this moment accomplished by using roaster
First the partial impurities of ore are rejected, wherein with the impurity such as sulphur, arsenic based on.
Roaster of the prior art is all the burner hearth of only one of which insertion, and the technique such as heating, cooling is all in same burner hearth
Interior to complete, this is resulted in can not carry out the production of next workshop section if cooling does not terminate also, and it is relatively low to result in production efficiency, energy
Measure the problem of loss is excessive.
The content of the invention
To solve the above problems, the invention provides a kind of U-shaped multistage roaster, it is divided into multistage on the roasting furnace structure,
The tail gas of the preceding paragraph can be used as next section of waste hot air, next section of oxygen-fed gas, can as the preceding paragraph cooling gas
Use, the multistage for realizing energy is utilized, and capacity usage ratio is high, and energy consumption is low, and floor space is small.
To reach above-mentioned purpose, the present invention is realized using following technology, a kind of U-shaped multistage roaster, including heater,
Furnace shell, supporting rail, burner hearth, snorkel, baffle plate, injection well, cyclone separator, air exhauster, blast pipe, wherein furnace shell is in one
Empty circular arc, the hollow region of furnace shell is burner hearth, furnace shell dome top surface is provided with cover plate, burner hearth is many by barrier partitions
Section, heater is provided with circular arc furnace shell one end, the circular arc furnace shell other end, which is provided with air exhauster, air exhauster, is provided with exhaust
Pipe, burner hearth bottom is provided with supporting rail, and the last period burner hearth is connected by snorkel with next section of burner hearth, in each section of burner hearth respectively
Each self-corresponding heater is provided with, bottom of the tube of supplying gas is provided with and communicated with cyclone separator, for removing the dust in flue gas.
As a further improvement on the present invention, it is provided with injection well on the baffle plate.
As a further improvement on the present invention, the furnace shell dome top surface is provided with match recessed with cover plate contact position
Groove and projection, are provided with sealing strip in groove.
As a further improvement on the present invention, the heater is by igniter, fuel nozzle, combustion-supporting gas jet pipe group
Into.
As a further improvement on the present invention, the furnace shell is internally provided with heat-insulation layer.
As a further improvement on the present invention, the baffle plate is provided with rotary shaft, being capable of rotating folding.
The present invention has the advantages that compared with prior art：
1st, it is divided into multistage on the roasting furnace structure, the tail gas of the preceding paragraph can be used as next section of waste hot air, Xia Yiduan
Oxygen-fed gas, can be used as the cooling gas of the preceding paragraph, the multistage for realizing energy is utilized, and capacity usage ratio is high, energy consumption
Low, floor space is small.
Brief description of the drawings
Fig. 1 is a kind of U-shaped multistage roaster structural representation；
1- heaters in figure；2- furnace shells；3- supporting rails；4- burner hearths；5- snorkels；6- injection wells；7- baffle plates；8- whirlwind
Separator；9- air exhausters；10- blast pipes.
Embodiment
Embodiment 1
A kind of U-shaped multistage roaster as shown in Figure 1, including heater 1, furnace shell 2, supporting rail 3, burner hearth 4, snorkel 5,
Baffle plate 7, injection well 6, cyclone separator 8, air exhauster 9, blast pipe 10, wherein furnace shell 2 are a hollow circular arc, furnace shell 2
Hollow region is burner hearth 4, the dome top surface of furnace shell 2 is provided with cover plate, burner hearth 4 is divided into multistage by baffle plate 7, in circular arc furnace shell
2 one end are provided with heater 1, and the other end of circular arc furnace shell 2 is provided with air exhauster 9, air exhauster 9 and is provided with blast pipe 10, stove
The bottom of thorax 4 is provided with supporting rail 3, and the last period burner hearth 4 is connected by snorkel 5 with next section of burner hearth 4, divides in each section of burner hearth 4
Each self-corresponding heater 1 is not provided with, and the bottom of snorkel 5 is provided with and communicated with cyclone separator 8, for removing in flue gas
Dust.
As a further improvement on the present invention, it is provided with injection well 6 on the baffle plate 7.
As a further improvement on the present invention, the dome top surface of furnace shell 2 is provided with what is matched with cover plate contact position
Groove and projection, are provided with sealing strip in groove.
As a further improvement on the present invention, the heater 1 is by igniter, fuel nozzle, combustion-supporting gas jet pipe group
Into.
As a further improvement on the present invention, the furnace shell 2 is internally provided with heat-insulation layer.
As a further improvement on the present invention, the baffle plate 7 is provided with rotary shaft, being capable of rotating folding.
Claims (6)
1. a kind of U-shaped multistage roaster, including heater（1）, furnace shell（2）, supporting rail（3）, burner hearth（4）, snorkel（5）、
Baffle plate（7）, injection well（6）, cyclone separator（8）, air exhauster（9）, blast pipe（10）, it is characterised in that：Furnace shell（2）For one
Hollow circular arc, furnace shell（2）Hollow region be burner hearth（4）, in furnace shell（2）Dome top surface is provided with cover plate, burner hearth（4）By
Baffle plate（7）Multistage is divided into, in circular arc furnace shell（2）One end is provided with heater（1）, circular arc furnace shell（2）The other end is provided with
Air exhauster（9）, air exhauster（9）On be provided with blast pipe（10）, burner hearth（4）Bottom is provided with supporting rail（3）, the last period burner hearth
（4）Pass through snorkel（5）With next section of burner hearth（4）Connection, each section of burner hearth（4）Inside it is respectively arranged with each self-corresponding heating dress
Put（1）, snorkel（5）Bottom is provided with and communicated with cyclone separator（8）.
2. a kind of U-shaped multistage roaster according to claim 1, it is characterised in that：The baffle plate（7）On be provided with injection well
（6）.
3. a kind of U-shaped multistage roaster according to claim 2, it is characterised in that：The furnace shell（2）Dome top surface and lid
Plate contact position is provided with the groove matched and projection, and sealing strip is provided with groove.
4. a kind of U-shaped multistage roaster according to claim 3, it is characterised in that：The heater（1）By igniter,
Fuel nozzle, combustion-supporting gas jet pipe composition.
5. a kind of U-shaped multistage roaster according to claim 4, it is characterised in that：The furnace shell（2）It is internally provided with insulation
Layer.
6. a kind of U-shaped multistage roaster according to claim 5, it is characterised in that：The baffle plate（7）Rotary shaft is installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410195871.3A CN103954129B (en) | 2014-05-12 | 2014-05-12 | A kind of U-shaped multistage roaster |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410195871.3A CN103954129B (en) | 2014-05-12 | 2014-05-12 | A kind of U-shaped multistage roaster |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103954129A CN103954129A (en) | 2014-07-30 |
| CN103954129B true CN103954129B (en) | 2017-10-31 |
Family
ID=51331439
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410195871.3A Active CN103954129B (en) | 2014-05-12 | 2014-05-12 | A kind of U-shaped multistage roaster |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103954129B (en) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3571711B2 (en) * | 2001-12-28 | 2004-09-29 | 美濃窯業株式会社 | Electromagnetic wave continuous firing furnace, electromagnetic wave leakage prevention device, and continuous firing method of fired body using electromagnetic wave |
| CN201257387Y (en) * | 2008-07-29 | 2009-06-17 | 黄冈市华窑中洲窑炉有限公司 | Sectional type heated air circulation calcination mesh-belt furnace |
| CN101922862A (en) * | 2009-03-03 | 2010-12-22 | 福建省万旗科技陶瓷有限公司 | Three-section four-door long-tunnel energy-saving type microwave sintering furnace |
| CN101726181B (en) * | 2009-12-22 | 2011-05-18 | 上海得旺力实业有限公司 | Internal-combustion high temperature furnace for ferro-coke pellets/lump ores |
| CN202066365U (en) * | 2011-05-18 | 2011-12-07 | 长沙德美冶金设备有限公司 | Preheating furnace pre-positioned type blast furnace gas ignition furnace |
| CN102798291A (en) * | 2012-08-29 | 2012-11-28 | 马钢(集团)控股有限公司 | Sintering ignition furnace for reducing gas consumption |
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2014
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Also Published As
| Publication number | Publication date |
|---|---|
| CN103954129A (en) | 2014-07-30 |
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