CN106813493A - A kind of combustion device for coal slime dust back combustion device - Google Patents
A kind of combustion device for coal slime dust back combustion device Download PDFInfo
- Publication number
- CN106813493A CN106813493A CN201510845963.6A CN201510845963A CN106813493A CN 106813493 A CN106813493 A CN 106813493A CN 201510845963 A CN201510845963 A CN 201510845963A CN 106813493 A CN106813493 A CN 106813493A
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- CN
- China
- Prior art keywords
- coal
- combustion device
- drying machine
- roller drying
- conveyance conduit
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- 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.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B23/00—Heating arrangements
- F26B23/02—Heating arrangements using combustion heating
- F26B23/028—Heating arrangements using combustion heating using solid fuel; burning the dried product
Abstract
The present invention relates to a kind of equipment dried to coal slime dust, specifically related to a kind of combustion device for coal slime dust back combustion device, including roller drying machine, air blower, the cyclone dust collectors connected with roller drying machine rear end, the rotary burner connected with roller drying machine front end, described rotary burner is connected with coal-grinding and powder-spraying machine, also include an air blower, conveyance conduit one is communicated with described air blower, described rotary dust wiper bottom is provided with threeway conveying pipeline, described threeway conveying pipeline is connected with conveyance conduit one, described conveyance conduit one is connected by conveyance conduit two with rotary burner；Described cyclone dust collectors top connects with belt deduster；Expansion chamber is provided between described rotary burner and roller drying machine, described expansion chamber is connected with rotary burner, while being connected with roller drying machine further through hot blast connecting tube；The present invention covers coal upgrading system, and the power of the power ratio coal-grinding and powder-spraying machine of air blower is much smaller, saves electric energy, and the present invention covers coal upgrading system, improves the quality of coal.
Description
Technical field
The present invention relates to a kind of equipment dried to coal slime dust, and in particular to a kind of combustion device for coal slime dust back combustion device.
Background technology
At present, with the anxiety of coal resources, the coal slime as coal industry deep processing byproduct is also well sold and in short supply therewith, but because coal slime moisture content is higher, could must use after drying.Therefore, the domestic system for occurring in that many relevant coal slime drying, can reduce the original moisture content of coal slime, make full use of this resource, turn waste into wealth.Cover the stable of coal upgrading system.Heat energy is made full use of using three layers of drying drum, the utilization rate of heat energy is improved.Coal slime special furnace originally is furnished with coal-grinding and powder-spraying machine, and coal is worn into coal dust supply stove using coal-grinding and powder-spraying machine burns.Coal-grinding and powder-spraying machine is furnished with special power, and power is larger.Our company is in the case where technical research theory and practice is combined, using combustion device for coal slime dust back combustion device, when coal slime drying plant startup optimization, after 30 minutes, start to pile up coal slime dust in cyclone dust removal discharger, threeway is connected with cyclone dust removal discharger, one end of threeway is exported in the upper end of discharging machine, and the other end is connected with pipeline.Pipeline one end is connected with air blower, and the other end is connected by flexible pipe with stove.The material that the discharging of sack cleaner brings out, pipeline is transported to by conveying worm.Now, air blower starts stove, the expansion chamber burning for coal dust being transported to coal slime special furnace, and the coal-grinding and powder-spraying machine of coal slime special furnace can be with out of service.The power very little of air blower, it is very good by client's using effect, electric energy is saved, maintenance is few, improves the quality of coal.
The content of the invention
There is provided that a kind of consumption electric energy is few it is an object of the invention to overcome of the prior art not enough, and the dries quantity of the coal dust that can be improved combustion device for coal slime dust back combustion device.
The object of the present invention is achieved like this：A kind of combustion device for coal slime dust back combustion device, the rotary burner that the cyclone dust collectors connected with roller drying machine rear end including roller drying machine, air blower are connected with roller drying machine front end, described rotary burner is connected with coal-grinding and powder-spraying machine, also include an air blower 6, conveyance conduit one is communicated with described air blower, described rotary dust wiper bottom is provided with threeway conveying pipeline, described threeway conveying pipeline is connected with conveyance conduit one, and described conveyance conduit one is connected by conveyance conduit two with rotary burner；Described cyclone dust collectors top connects with belt deduster；Expansion chamber is provided between described rotary burner and roller drying machine, described expansion chamber is connected with rotary burner, while being connected with roller drying machine further through hot blast connecting tube；Described hot blast connecting tube is connected with disintegrating machine again；
Feed hopper is provided with described disintegrating machine, feed hopper is connected by conveying pipeline one, conveying pipeline two with hot blast connecting tube.
Described belt deduster is connected with air-introduced machine.
Discharge nozzle is provided with roller drying machine.
Described roller drying machine is connected with electric cabinet control.
Described conveyance conduit one is connected further through conveyance conduit three with expansion chamber.
The invention has the advantages that：
1st, the present invention covers coal upgrading system, and the power of the power ratio coal-grinding and powder-spraying machine of air blower is much smaller, saves electric energy.
2nd, the present invention covers coal upgrading system, improves the quality of coal.
Brief description of the drawings
Fig. 1 is partial structural diagram of the invention.
Fig. 2 is the structural representation of vertical view of the invention.
Fig. 3 is the enlarged drawing of A parts in Fig. 1.
Fig. 4 is the enlarged drawing of B parts in Fig. 1.
Fig. 5 is the enlarged drawing of C parts in Fig. 2.
Specific embodiment
With reference to specific embodiment, the invention will be further described.
Such as Fig. 1, 2, 3, 4, shown in 5, a kind of combustion device for coal slime dust back combustion device, including roller drying machine 3, air blower 6, the cyclone dust collectors 4 connected with the rear end of roller drying machine 3, the rotary burner 1 connected with the front end of roller drying machine 3, described rotary burner 1 is connected with coal-grinding and powder-spraying machine 15, also include an air blower 6, conveyance conduit 1 is communicated with described air blower 6, the described bottom of rotary dust wiper 4 is provided with threeway conveying pipeline 17, described threeway conveying pipeline 17 is connected with conveyance conduit 1, described conveyance conduit 1 is connected by conveyance conduit 2 18 with rotary burner 1；The described top of cyclone dust collectors 4 connects with belt deduster 10；Expansion chamber 13 is provided between described rotary burner 1 and roller drying machine 3, described expansion chamber 13 is connected with rotary burner 1, while being connected with roller drying machine 3 further through hot blast connecting tube 2；Described hot blast connecting tube 2 is connected with disintegrating machine 12 again.
Feed hopper 7 is provided with described disintegrating machine 12, feed hopper 7 is connected by conveying pipeline 1, conveying pipeline 28 with hot blast connecting tube 2.
Described belt deduster 10 is connected with air-introduced machine 5.
Discharge nozzle 9 is provided with roller drying machine 3.
Described roller drying machine 3 is connected with the electric control of cabinet 14.
Described conveyance conduit 1 is connected further through conveyance conduit 3 19 with expansion chamber 13.
The present invention covers coal upgrading system, it is adaptable to cover the quality that coal drying improves coal.When drying plant startup optimization, rotary burner 1 provide thermal source, coal dust slag is removed by expansion chamber 13, hot blast is transported to roller drying machine 3.Now forklift is moisture coal higher, shovel in feed bin, feed bin slips material mouth by following, and coal is slipped on the charging aperture of disintegrating machine 12, and coal is transported to disintegrating machine 12 by feed of crusher bucket 7 by conveying pipeline 1, coal is after crushing, fallen on conveying pipeline 28 by feed opening, coal is transported to roller drying machine 3 by conveying pipeline 28, and coal is by after drying, by roller discharging opening, coal is fallen on discharging machine.Coal dust is suspended with roller drying machine 3, coal dust in roller drying machine 3 is siphoned away removing by cyclone dust collectors 4 by pipeline, the air outlet of cyclone dust collectors 4 is connected with sack cleaner 10, the wind of the air outlet of cyclone dust collectors carries a small amount of dust, removed by sack cleaner 10, the air outlet of sack cleaner 10 is connected with air-introduced machine 5, and clean air is discharged to outdoor.After 30 minutes, start to pile up coal dust in cyclone dust collectors 4, sack cleaner 10, threeway conveying pipeline 17 is connected with cyclone dust collectors 4, be connected with conveyance conduit 1.The one end of conveyance conduit one is connected with air blower 6, and the other end is connected by conveyance conduit 2 18 with rotary burner 1.The material that the discharging of sack cleaner 10 brings out, can be transported to conveyance conduit 1 by conveying worm, and now, air blower 6 starts stove, the expansion chamber burning for coal dust being transported to rotary burner, and the coal-grinding and powder-spraying machine of rotary burner 1 can be with out of service.The coal of drying is transported to coal piling area by discharging machine.
Operation principle is as follows：
When drying plant startup optimization, rotary burner 1 provide thermal source, coal dust slag is removed by expansion chamber 13, hot blast is transported to roller drying machine 3.Now moisture coal higher, in shovel to feed of crusher bucket 7, coal after crushing, is transported to roller drying machine 3 to forklift
It is interior, coal by after drying, by roller drying machine 3
Coal, is passed through discharge nozzle 9 by discharging opening
Discharging.Coal dust is suspended with roller drying machine 3, coal dust in roller drying machine 3 is siphoned away removing by cyclone dust collectors 4 by pipeline, the air outlet of cyclone dust collectors 4 is connected with sack cleaner 10, the wind of the air outlet of cyclone dust collectors 4 carries a small amount of dust, removed by sack cleaner 10, the air outlet of sack cleaner 10 is connected with air-introduced machine 5, and clean air is discharged to outdoor.After 30 minutes, start to pile up coal dust in cyclone dust collectors 4, sack cleaner 10, threeway conveying pipeline 7 is connected with cyclone dust collectors 4, one end outlet of threeway conveying pipeline 7 is in the upper end of discharge nozzle 9, the other end and conveyance conduit 1
It is connected.Conveyance conduit 1 is connected with air blower 6, and the other end is by conveyance conduit 2 18 and rotary burner 1
Stove connection.Sack cleaner 10
The material that brings out of discharging, conveyance conduit 2 18 is transported to by conveying worm, now, air blower 6 starts stove coal dust conveying rotary burner 1, expansion chamber 13 and burns, and the coal-grinding and powder-spraying machine of rotary burner 1 can be with out of service.The coal of drying is transported to coal piling area by discharge nozzle 9.
Claims (6)
1. a kind of combustion device for coal slime dust back combustion device, including roller drying machine（3）, air blower（6）With roller drying machine（3）The cyclone dust collectors of rear end connection（4）With roller drying machine（3）The rotary burner of front end connection（1）, described rotary burner（1）With coal-grinding and powder-spraying machine（15）Connection, it is characterised in that：Also include an air blower（6）, described air blower（6）On be communicated with conveyance conduit one（16）, described rotary dust wiper（4）Bottom is provided with threeway conveying pipeline（17）, described threeway conveying pipeline（17）With conveyance conduit one（16）Connection, described conveyance conduit one（16）By conveyance conduit two（18）With rotary burner（1）Connection；Described cyclone dust collectors（4）Top and sack cleaner（10）Connection, it is described；Described rotary burner（1）And roller drying machine（3）Between be provided with expansion chamber（13）, described expansion chamber（13）With rotary burner（1）
Connection, while further through hot blast connecting tube（2）With roller drying machine（3）Connection；Described hot blast connecting tube（2）And and disintegrating machine（12）Connection.
2. a kind of combustion device for coal slime dust back combustion device according to claim 1, it is characterised in that：Described disintegrating machine
（12）On be provided with feed hopper（7）, feed hopper（7）By conveying pipeline one（11）, conveying pipeline two（8）With hot blast connecting tube（2）Connection.
3. a kind of combustion device for coal slime dust back combustion device according to claim 1, it is characterised in that：Described sack cleaner（10）With air-introduced machine（5）Connection.
4. a kind of combustion device for coal slime dust back combustion device according to claim 1, it is characterised in that：Described roller drying machine（3）On be provided with discharge nozzle（9）.
5. a kind of combustion device for coal slime dust back combustion device according to claim 1, it is characterised in that：Described roller drying machine（3）With electric cabinet（14）Control connection.
6. a kind of combustion device for coal slime dust back combustion device according to claim 1, it is characterised in that：Described conveyance conduit one（16）Further through conveyance conduit three（19）With expansion chamber（13）Connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510845963.6A CN106813493A (en) | 2015-11-30 | 2015-11-30 | A kind of combustion device for coal slime dust back combustion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510845963.6A CN106813493A (en) | 2015-11-30 | 2015-11-30 | A kind of combustion device for coal slime dust back combustion device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106813493A true CN106813493A (en) | 2017-06-09 |
Family
ID=59103450
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510845963.6A Pending CN106813493A (en) | 2015-11-30 | 2015-11-30 | A kind of combustion device for coal slime dust back combustion device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106813493A (en) |
-
2015
- 2015-11-30 CN CN201510845963.6A patent/CN106813493A/en active Pending
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| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170609 |
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| WD01 | Invention patent application deemed withdrawn after publication |