CN209355714U - A kind of utilization device of yellow phosphorus furnace slag waste heat - Google Patents
A kind of utilization device of yellow phosphorus furnace slag waste heat Download PDFInfo
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- CN209355714U CN209355714U CN201822269164.0U CN201822269164U CN209355714U CN 209355714 U CN209355714 U CN 209355714U CN 201822269164 U CN201822269164 U CN 201822269164U CN 209355714 U CN209355714 U CN 209355714U
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- slag
- collection slot
- yellow phosphorus
- waste heat
- electrostatic precipitator
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
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- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
The utility model belongs to the utilization device of resource recycling field more particularly to a kind of yellow phosphorus furnace slag waste heat.It is utilized for afterheat of slags in the prior art insufficient, the problem of waste of resource, the technical solution of the utility model was: including electric furnace, slag collection slot is connected with below the electric furnace, the bottom surface of the slag collection slot is horizontal by 58 ° of angles, air intlet is provided on the slag collection slot, air outlet slit is provided on the slag collection slot, the air outlet slit is connected in the shell of electrostatic precipitator.The waste heat that clinker may be implemented can recycle, and economize on resources.
Description
Technical field
The utilization device of resource recycling field more particularly to a kind of yellow phosphorus furnace slag waste heat.
Background technique
Currently, whole world phosphorus production ability is more than 1600kt/a；China shares more than 150 families, phosphorus production enterprise, phosphorus processed
More than 300 platform of electric furnace, national phosphorus production ability are more than 1300kt/a, account for about the 80% of global phosphorus production ability, occupy the world
One.Phosphorus slag amount is that yellow phosphorus per ton generates 10t clinker.Every 4h is discharged 1 time, and temperature is 1400-1500 DEG C when discharge, and 1t phosphorus slag contains
Some heats are equivalent to 55-62kg standard coal.The yellow phosphorus furnace slag processing method of domestic current mostly uses greatly water quenching technology, in addition to few
The converting heat for pulp water of quenching is to recycle form outside hot water is used to heat and warm oneself almost without other waste heats by Some Enterprises.
The existing device for being recycled to afterheat of slags, utilization efficiency is very low, and especially low heat value afterheat of slags utilizes effect
Rate is lower, and the amount of heat carried in clinker is all wasted, and directly causes thermal pollution to environment.
Utility model content
For the problem that afterheat of slags is using insufficient, waste of resource the purpose of this utility model is that:
A kind of utilization device of yellow phosphorus furnace slag waste heat is provided, obtains the waste heat energy of the clinker generated when producing yellow phosphorus sufficiently
Utilization.
The technical solution adopted in the utility model is as follows:
A kind of utilization device of yellow phosphorus furnace slag waste heat, including electric furnace, the electric furnace lower section is connected with slag collection slot, described
It is provided with slag outlet below slag collection slot, is provided with air intlet on the slag collection slot, on the slag collection slot
It is provided with air outlet slit, the slag collection slot connects electrostatic precipitator, and the slag collection slot connects electric furnace, and the electrostatic removes
Dirt device shell includes internal layer and outer layer, and the slag collection slot is connected to electrostatic precipitator outer layer.
Using this scheme, the slag emission that generates is to slag collection slot after reacting in electric furnace, the temperature of clinker when discharge
It is 1400-1500 DEG C, at this moment air intlet blasts air, and air and clinker come into full contact with rear temperature and increase, and air is taken as heat
The carrier of amount enters air outlet slit, next goes between the outer layer of electrostatic precipitator and internal layer, and electrostatic precipitator is made to reach heat preservation
Effect because the fusing point of yellow phosphorus is 44.1 DEG C, providing heat preservation is the yellow phosphorus frozen plug pipe in electrostatic precipitator in order to prevent
Road.
Wherein, clinker valve is provided between the electric furnace and the pipeline of slag collection slot connection.
Using this scheme, the amount that clinker enters slag collection slot can control, prevent clinker inlet excessive and cause
Line clogging, air are difficult to circulate.
Wherein, the pipeline enclosure that the slag collection slot is connect with electrostatic precipitator is provided with air shut-off valve door.
Using this scheme, it can control the air capacity that slag collection slot flows into electrostatic precipitator shell, prevent from flowing into
Air capacity in electrostatic precipitator shell is excessive, and pressure in electrostatic precipitator shell is caused to increase and make casing deformation.
Wherein, electric furnace shell includes internal layer and outer layer, filled vacuum between the internal layer and outer layer.
Using this scheme, it can play the role of completely cutting off heat propagation in the internal layer of electric furnace and outer interlayer filled vacuum, make
Heat losses in electric furnace are slow, reduce the unnecessary wasting of resources.
Wherein, the bottom of the slag collection slot is horizontal by 50-60 °.
Using this scheme, the clinker for alloing electric furnace to be discharged into slag collection slot is smoothly all deposited on slag outlet,
Facilitate the discharge of clinker, and the one end for alloing clinker to be stacked into air intlet comes into full contact with air with clinker.
Wherein, the material of the slag collection slot shell is refractory brick.
Using this scheme, temperature when being just discharged from electric furnace due to clinker is 1400-1500 DEG C, and refractory brick is resistant to
The service life of device can be improved using refractory brick for 1580-1770 DEG C of high temperature, reduce maintenance cost.
Wherein, the electrostatic precipitator shell is provided with exhaust outlet.
Using this scheme, the air capacity in electrostatic precipitator shell can control, make the pressure in electrostatic precipitator shell
It is strong to keep normal.
In conclusion by adopting the above-described technical solution, the beneficial effects of the utility model are:
1. the slag emission that generates is to slag collection slot after reacting in electric furnace, the temperature of clinker is 1400-1500 when discharge
DEG C, at this moment air intlet blasts air, and air and clinker come into full contact with rear temperature and increase, and air is taken as the carrier of heat to enter
Air outlet slit is next gone between the outer layer of electrostatic precipitator and internal layer, and electrostatic precipitator is made to achieve the effect that heat preservation, because yellow
The fusing point of phosphorus is 44.1 DEG C, and providing heat preservation makes yellow phosphorus frozen plug pipeline in order to prevent.
2. can control the amount that clinker enters slag collection slot, prevents clinker inlet excessive and lead to line clogging, it is empty
Gas is difficult to circulate.
3. can control the air capacity that slag collection slot flows into electrostatic precipitator shell, prevent from flowing into outside electrostatic precipitator
Air capacity in shell is excessive, and pressure in electrostatic precipitator shell is caused to increase and make casing deformation.
4. can play the role of completely cutting off heat propagation in the internal layer of electric furnace and outer interlayer filled vacuum, make the heat in electric furnace
It is lost slowly, reduces the unnecessary wasting of resources.
5. the clinker for alloing electric furnace to be discharged into slag collection slot is smoothly all deposited on slag outlet, facilitate the row of clinker
It puts, and the one end for alloing clinker to be stacked into air intlet comes into full contact with air with clinker.
6. temperature when being just discharged from electric furnace due to clinker is 1400-1500 DEG C, and refractory brick is resistant to 1580-1770 DEG C
The service life of device can be improved using refractory brick for high temperature, reduce maintenance cost.
7. can control the air capacity in electrostatic precipitator shell, the pressure in electrostatic precipitator shell is made to keep normal.
Detailed description of the invention
The utility model will illustrate by example and with reference to the appended drawing, in which:
Fig. 1 is the schematic diagram of the utility model.
It is indicated in figure: 1. electric furnaces, 2. electric furnace shells, 3. slag control valves, 4. air intakes, 5. slag outlets, 6. clinkers
Collecting tank shell, 7. air outlet slits, 8. air shut-off valves, 9. electrostatic precipitator shells, 10. yellow phosphorus jet chimneys, 11. go out dirt
Mouthful, 12. yellow phosphorus steam (vapor) outlets, 13. exhaust outlets, 14. slag collection slots, 15. electrostatic precipitator.
Specific embodiment
All features disclosed in this specification or disclosed all methods or in the process the step of, in addition to mutually exclusive
Feature and/or step other than, can combine in any way.
It elaborates below with reference to Fig. 1 to the utility model.
A kind of yellow phosphorus furnace slag waste heat utilizes device, including electric furnace 1, is connected with slag collection slot 14 below the electric furnace 1,
It is provided with slag outlet 5 below the slag collection slot 14, air intlet 4, the furnace are provided on the slag collection slot 14
Air outlet slit 7 is provided on slag collecting tank 14, the slag collection slot 14 connects electrostatic precipitator 15, the slag collection slot 14
Electric furnace 1 is connected, the electrostatic precipitator shell 9 includes internal layer and outer layer, and the slag collection slot 14 is connected to outside electrostatic precipitator
Layer.
Phosphorus ore, coke and silica are first added into electric furnace 1 to be reacted, the clinker being discharged after reaction passes through slag control valve
3 fall into slag collection slot 14, since the slag temperature being just discharged is 1400-1500 DEG C, so the material of slag collection slot 14
It is selected as refractory brick, refractory brick is resistant to 1580-1770 DEG C, reduces the extent of damage of device in this way, reduce maintenance cost, simultaneously
Horizontal by 58 ° of angles, this angle can just be such that clinker slides to slag outlet for the bottom surface of slag collection slot, make clinker
Discharge is more convenient, while one end close to slag outlet 5 being provided with implication import 4, contacts air with clinker and more fills
Point, air comes air outlet slit as the carrier of heat, in air outlet slit with being arranged on the pipeline between electrostatic precipitator shell
There is air shut-off valve 8, can be come in the shell of electrostatic precipitator 15 by air shut-off valve 8 with the air of heat, to quiet
Electric precipitator 15 plays the role of heat preservation, prevents temperature of the yellow phosphorus steam in dedusting from reducing and causing to solidify, makes line clogging.
Exhaust outlet 13 is opened when the temperature of air in electrostatic precipitator shell 9 reduces, the air that low temperature is discharged opens air control again
Valve 8 is passed through the air of high temperature.One end of electric furnace 1 is provided with yellow phosphorus steam (vapor) outlet and connects electrostatic by yellow phosphorus jet chimney 10 simultaneously
The air inlet of deduster 15, the yellow phosphorus steam after reaction enters deduster by yellow phosphorus jet chimney 10, due to electrostatic precipitator
15 shell plays the role of heat preservation, and yellow phosphorus steam will not solidify and lead to block pipeline, is steamed by the yellow phosphorus of electrostatic precipitator 15
Vapour leaves from gas outlet, and the dust being removed is discharged from dust removal port 11.
Preferably, clinker valve 3 is provided between the pipeline that the electric furnace 1 and slag collection slot 14 connect.
It can control the amount that clinker enters slag collection slot 14, prevent clinker inlet excessive and lead to line clogging, it is empty
Gas is difficult to circulate.
Preferably, the pipeline enclosure that the slag collection slot 14 is connect with electrostatic precipitator 15 is provided with air shut-off valve door 8.
It can control the air capacity that slag collection slot 14 flows into electrostatic precipitator shell 3, prevent from flowing into electrostatic precipitator
Air capacity in shell 9 is excessive, and pressure in electrostatic precipitator shell 9 is caused to increase and make casing deformation.
Preferably, electric furnace shell 2 includes internal layer and outer layer, filled vacuum between the internal layer and outer layer.
It can play the role of completely cutting off heat propagation in the internal layer of electric furnace 1 and outer interlayer filled vacuum, make the heat in electric furnace 1
It is lost slowly, reduces the unnecessary wasting of resources.
Preferably, the bottom of the slag collection slot 14 is horizontal by 58 °.
The clinker for alloing electric furnace 1 to be discharged into slag collection slot 14 is smoothly all deposited on slag outlet 5, facilitates clinker
Discharge, and the one end for alloing clinker to be stacked into air intlet 4 comes into full contact with air with clinker.
Preferably, the material of the slag collection slot shell 6 is refractory brick.
Temperature when being just discharged from electric furnace due to clinker is 1400-1500 DEG C, and refractory brick is resistant to 1580-1770 DEG C of height
The service life of device can be improved using refractory brick for temperature, reduce maintenance cost.
Preferably, the electrostatic precipitator shell 9 is provided with exhaust outlet 13.
It can control the air capacity in electrostatic precipitator shell 9, the pressure in electrostatic precipitator shell 9 made to keep normal.
The specific embodiment of the application above described embodiment only expresses, the description thereof is more specific and detailed, but simultaneously
The limitation to the application protection scope therefore cannot be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, under the premise of not departing from technical scheme design, various modifications and improvements can be made, these belong to this
The protection scope of application.
Claims (7)
1. a kind of yellow phosphorus furnace slag waste heat utilizes device, which is characterized in that described including electric furnace (1) and electrostatic precipitator (15)
It is connected with slag collection slot (14) below electric furnace (1), is provided with slag outlet (5) below the slag collection slot (14), it is described
It is provided on slag collection slot (14) air intlet (4), air outlet slit (7), the electrostatic is provided on the slag collection slot
Deduster (15) includes electrostatic precipitator shell (9), and the electrostatic precipitator shell (9) includes internal layer and outer layer, the internal layer
Interlayer between outer layer is connected to the air outlet slit (7).
2. a kind of yellow phosphorus furnace slag waste heat as described in claim 1 utilizes device, which is characterized in that the electric furnace (1) and clinker
Clinker valve (3) are provided on the pipeline connected between collecting tank (14).
3. a kind of yellow phosphorus furnace slag waste heat as described in claim 1 utilizes device, which is characterized in that the slag collection slot (14)
Air shut-off valve door (8) are provided on the pipeline connected between electrostatic precipitator shell (9).
4. a kind of yellow phosphorus furnace slag waste heat as described in claim 1 utilizes device, which is characterized in that the electric furnace (1) is provided with
Electric furnace shell (2), the electric furnace shell (2) include internal layer and outer layer, filled vacuum between the internal layer and outer layer.
5. a kind of yellow phosphorus furnace slag waste heat as described in claim 1 utilizes device, which is characterized in that the slag collection slot (14)
Bottom horizontal by 50-60 °.
6. a kind of yellow phosphorus furnace slag waste heat as described in claim 1 utilizes device, which is characterized in that the slag collection slot shell
(6) material is refractory brick.
7. a kind of yellow phosphorus furnace slag waste heat as described in claim 1 utilizes device, which is characterized in that the electrostatic precipitator shell
(9) exhaust outlet (13) are provided with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822269164.0U CN209355714U (en) | 2018-12-29 | 2018-12-29 | A kind of utilization device of yellow phosphorus furnace slag waste heat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822269164.0U CN209355714U (en) | 2018-12-29 | 2018-12-29 | A kind of utilization device of yellow phosphorus furnace slag waste heat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209355714U true CN209355714U (en) | 2019-09-06 |
Family
ID=67802280
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822269164.0U Active CN209355714U (en) | 2018-12-29 | 2018-12-29 | A kind of utilization device of yellow phosphorus furnace slag waste heat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209355714U (en) |
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2018
- 2018-12-29 CN CN201822269164.0U patent/CN209355714U/en active Active
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