CN107760815A - The dustless ash discharging system of dry method dust - Google Patents
The dustless ash discharging system of dry method dust Download PDFInfo
- Publication number
- CN107760815A CN107760815A CN201711211582.8A CN201711211582A CN107760815A CN 107760815 A CN107760815 A CN 107760815A CN 201711211582 A CN201711211582 A CN 201711211582A CN 107760815 A CN107760815 A CN 107760815A
- Authority
- CN
- China
- Prior art keywords
- ash
- cinder
- accident
- nitrogen
- supervisor
- Prior art date
- 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.)
- Pending
Links
- 238000007599 discharging Methods 0.000 title claims abstract description 24
- 239000000428 dust Substances 0.000 title claims abstract description 24
- 238000000034 method Methods 0.000 title claims abstract description 17
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 58
- 239000003818 cinder Substances 0.000 claims abstract description 58
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 29
- 239000002184 metal Substances 0.000 claims abstract description 23
- 229910052751 metal Inorganic materials 0.000 claims abstract description 23
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 3
- 239000010931 gold Substances 0.000 claims description 3
- 229910052737 gold Inorganic materials 0.000 claims description 3
- 239000003517 fume Substances 0.000 abstract description 3
- 239000000463 material Substances 0.000 description 3
- 239000003034 coal gas Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 235000013312 flour Nutrition 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- 210000001367 artery Anatomy 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000005243 fluidization Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- GOLXNESZZPUPJE-UHFFFAOYSA-N spiromesifen Chemical compound CC1=CC(C)=CC(C)=C1C(C(O1)=O)=C(OC(=O)CC(C)(C)C)C11CCCC1 GOLXNESZZPUPJE-UHFFFAOYSA-N 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 210000003462 vein Anatomy 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
- C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
- C21C5/28—Manufacture of steel in the converter
- C21C5/38—Removal of waste gases or dust
- C21C5/40—Offtakes or separating apparatus for converter waste gases or dust
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Loading Or Unloading Of Vehicles (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The present invention relates to a kind of dustless ash discharging system of dry method dust, including cinder storehouse, unload grey supervisor, telescopic metal hose, hoist engine, accident ash-unloading tube and portable accident ash silo, nitrogen is responsible for and vacuum tank；Fluidizer, the cinder-discharging port in cinder storehouse and telescopic metal hose are provided with cinder storehouse in cone bucket by unloading ash supervisor's connection, is provided with pulse valve at the top of telescopic metal hose fixing end, telescopic metal hose movable end is lifted by hoist engine；Portable accident ash silo is connected by accident ash-unloading tube with cinder storehouse；Nitrogen supervisor connects with vacuum tank, and vacuum tank outlet nitrogen tube is divided into two-way, and the first nitrogen branch pipe is connected with fluidizer, and the second nitrogen branch pipe is connected with pulse valve.The present invention produces a large amount of steam after not only solving the problems, such as high temperature cinder humidification, also solves the problems, such as the reentrainment of dust caused by unloading grey drop greatly, is especially suitable for dry fume dedusting project of converter, has a extensive future.
Description
Technical field
The present invention relates to field of environment protection equipment, more specifically to a kind of dustless ash discharging system of dry method dust.
Background technology
As new environmental protection standard improves constantly, newly-built and reconstruction converter mostly uses dry-dedusting system.Evaporate cold
But the cinder storehouse delivered to by built-in double-chain type conveyor in main building of high temperature cinder that device is collected, transported outward by automobile after humidification.
The problem of existing converter dry dedusting cinder ash discharging system is primarily present：First, cinder-discharging port is from bulk cement truck farther out,
Drop is big, easily causes reentrainment of dust；Second, producing a large amount of steam after the cinder humidification of high temperature, building ring in main building is influenceed
Border.
The content of the invention
The technical problem to be solved in the present invention is, there is provided a kind of dustless ash discharging system of dry method dust, not only solves height
The problem of producing a large amount of steam after warm cinder humidification, also solves the problems, such as the reentrainment of dust caused by unloading grey drop greatly.
The technical solution adopted for the present invention to solve the technical problems is：A kind of dustless ash discharging system of dry method dust is constructed,
Including cinder storehouse, unload grey supervisor, telescopic metal hose, hoist engine, accident ash-unloading tube and portable accident ash silo, nitrogen supervisor
And vacuum tank；
Under the cinder storehouse fluidizer, the cinder-discharging port in the cinder storehouse and the telescopic metal hose are provided with cone bucket
Ash supervisor's connection is unloaded by described, is provided with pulse valve at the top of the telescopic metal hose fixing end, the telescopic metal is soft
Pipe movable end is lifted by the hoist engine；The portable accident ash silo is connected by accident ash-unloading tube with the cinder storehouse；
The nitrogen supervisor connects with the vacuum tank, and the vacuum tank outlet nitrogen tube is divided into two-way, the first nitrogen branch
Pipe is connected with the fluidizer, and the second nitrogen branch pipe is connected with the pulse valve.
In such scheme, it is described unload ash supervisor be provided with hand operated gate valve and pneumatic double-layer flap valve.
In such scheme, the cinder the top of the warehouse is provided with simple sack cleaner and the first radar level gauge.
In such scheme, the second radar level gauge is provided with the top of the telescopic metal hose fixing end.
In such scheme, the accident ash-unloading tube is provided with accident hand operated gate valve and the pneumatic double-layer flap valve of accident.
In such scheme, the first nitrogen branch pipe is provided with the first pneumatic ball valve, and the second nitrogen branch pipe is provided with second
Pneumatic ball valve.
Implement the dustless ash discharging system of dry method dust of the present invention, have the advantages that：
1st, present invention eliminates humidification to unload ash, is produced when unloading ash without steam, working environment substantially improves in main building；
2nd, cinder storehouse unload ash using it is dustless unload ash by the way of, non-flour dust overflow when unloading ash is more environmentally friendly.
3rd, the present invention produces a large amount of steam after not only solving the problems, such as high temperature cinder humidification, also solves and falls due to unloading ash
The problem of poor big caused reentrainment of dust, it is especially suitable for dry fume dedusting project of converter, has a extensive future.
Brief description of the drawings
Below in conjunction with drawings and Examples, the invention will be further described, in accompanying drawing：
Fig. 1 is the structural representation of the dustless ash discharging system of dry method dust of the present invention.
Embodiment
In order to which technical characteristic, purpose and the effect of the present invention is more clearly understood, now compares accompanying drawing and describe in detail
The embodiment of the present invention.
As shown in figure 1, the dustless ash discharging system of dry method dust of the present invention includes cinder storehouse 1, unloads ash supervisor 5, telescopic gold
Belong to flexible pipe 8, hoist engine 9, accident ash-unloading tube 12 and portable accident ash silo 15.
The cinder-discharging port in cinder storehouse 1 and telescopic metal hose 8 are responsible for 5 connections by unloading ash, unload ash supervisor 5 and are provided with manually
Push-pull valve 6 and pneumatic double-layer flap valve 7.
The top of cinder storehouse 1 is provided with the simple radar level gauge 3 of sack cleaner 2 and first.Simple sack cleaner 2 is used to receive
Collect the dust of the top of cinder storehouse 1 discharge.First radar level gauge 3 is used to detect the controlling level in cinder storehouse 1.Under cinder storehouse 1
Fluidizer 4 is provided with cone bucket, for reducing the coal gas being mingled with cinder temperature, dilution cinder and preventing cinder from luming.
The radar level gauge 11 of pulse valve 10 and second is provided with the top of the telescopic fixing end of metal hose 8.Pulse valve 10 is used for
Remove the cinder of residual in telescopic metal hose 8.The material position that second radar level gauge 11 is used to detect in slot type tank car 22 is high
Degree.The telescopic movable end of metal hose 8 is lifted by hoist engine 9, reaches the ash inlet of slot type tank car 22.
Portable accident ash silo 15 is connected by accident ash-unloading tube 12 with cinder storehouse 1, and accident ash-unloading tube 12 is provided with accident
Hand operated gate valve 13 and the pneumatic double-layer flap valve 14 of accident.Accident hand operated gate valve 13 and the pneumatic double-layer flap valve 14 of accident are opened
When, the cinder in cinder storehouse 1 passes through accident ash-unloading tube 12 and entered in portable accident ash silo 15.
Nitrogen supervisor 16 and vacuum tank 17 connect, and vacuum tank 17 exports nitrogen tube and is divided into two-way, the first nitrogen branch pipe 18 with
Cinder storehouse 1 is connected, and the second nitrogen branch pipe 19 is connected with pulse valve 10.
First nitrogen branch pipe 18 is provided with the first pneumatic ball valve 20, and when the first pneumatic ball valve 20 is opened, fluidizer 4 starts
Fluidize cinder.
Second nitrogen branch pipe 19 is provided with the second pneumatic ball valve 21, and when the second pneumatic ball valve 21 is opened, pulse valve 10 is blown
Deashing.
It is as follows to unload grey technological process for the dustless ash discharging system cinder of dry method dust in the present invention：
Cinder storehouse 1 → unload 5/ 12 → hand operated gate valve of accident ash-unloading tube of ash supervisor, 6/ accident hand operated gate valve 13 → pneumatic pair
The pneumatic double-layer flap valve 14 of the layer accident of the flap valve 7/ → 15 → slot type of portable accident ash silo of telescopic metal hose 8/ tank car 22.
100 DEG C~250 DEG C of cinder temperature (generally 150 DEG C) in cinder storehouse 1.Once cinder temperature is higher than 100 DEG C, first
Pneumatic ball valve 20 automatically turns on, the critical activity of fluidizer 4；When cinder temperature is less than 100 DEG C, fluidizer 4 is periodic
Low-pressure nitrogen is blown, the temperature of cinder in cinder storehouse 1 can be not only reduced, the coal gas being mingled with cinder can also be diluted, may be used also
To fluidize cinder, it is easy to unload ash.The cinder that simple sack cleaner 2 is collected can be dropped down onto in cinder storehouse 1 by nitrogen blowback, be ensured
The simple outlet drain of sack cleaner 2 is up to standard.
Gray signal is unloaded when the first radar level gauge 3 is sent, hand operated gate valve 6 and pneumatic double-layer flap valve 7 are opened, cinder warp
Ash-unloading tube 5 enters telescopic metal hose 8, telescopic metal hose 8 is down into low level by hoist engine 9, cinder is unloaded to slot type
Tank car 22；Forbid unloading gray signal when the first radar level gauge 3 is sent, pneumatic double-layer flap valve 7 is closed, telescopic metal hose 8
A high position is risen to by hoist engine 9, wait is next to unload the grey cycle.Hand operated gate valve 6 is normally opened, closes during maintenance.Hoist engine 9 overhauls
When, cinder enters portable accident ash through accident ash-unloading tube 12, accident hand operated gate valve 13 and the pneumatic double-layer flap valve 14 of accident
Storehouse 15, slot type tank car 22 is delivered to fork truck.Hoist engine 9 and portable accident ash silo 15 can alternation, it is and standby each other, wherein
During one maintenance, whole system still can normally work, and improve the stability of ash discharging system, ensure that cinder unloads on time
Ash.
The cinder in cinder storehouse 1 is unloaded to slot type tank car 22 by telescopic metal hose 8, solve due to drop greatly caused by
Airborne dust problem, non-flour dust overflow when unloading ash are more environmentally friendly.
Further, the first nitrogen branch pipe 18 is provided with the first pneumatic ball valve 20, when the first pneumatic ball valve 20 is opened, fluidisation
Device 4 starts to fluidize cinder.Second nitrogen branch pipe 19 is provided with the second pneumatic ball valve 21, when the second pneumatic ball valve 21 is opened, arteries and veins
Rush the jetting deashing of valve 10.
Further, the material in cinder storehouse 1 is steel alloy.
Further, the material of telescopic metal hose 8 is stainless steel.
Further, the telescopic adjustable height of metal hose 8：1.0~5m.
The dustless ash discharging system of the present invention unloads ash suitable for dry fume dedusting cinder of 50t~350t converters.
Embodiments of the invention are described above in conjunction with accompanying drawing, but the invention is not limited in above-mentioned specific
Embodiment, above-mentioned embodiment is only schematical, rather than restricted, one of ordinary skill in the art
Under the enlightenment of the present invention, in the case of present inventive concept and scope of the claimed protection is not departed from, it can also make a lot
Form, these are belonged within the protection of the present invention.
Claims (6)
1. a kind of dustless ash discharging system of dry method dust, it is characterised in that including cinder storehouse (1), unload ash supervisor (5), telescopic gold
Belong to flexible pipe (8), hoist engine (9), accident ash-unloading tube (12) and portable accident ash silo (15), nitrogen supervisor (16) and vacuum tank
(17)；
Under the cinder storehouse (1) fluidizer (4), the cinder-discharging port and the telescopic gold of the cinder storehouse (1) are provided with cone bucket
Category flexible pipe (8) unloads ash supervisor (5) connection by described, and pulse valve is provided with the top of telescopic metal hose (8) fixing end
(10), telescopic metal hose (8) movable end is lifted by the hoist engine (9)；The portable accident ash silo (15)
It is connected by accident ash-unloading tube (12) with the cinder storehouse (1)；
The nitrogen supervisor (16) and the vacuum tank (17) connection, vacuum tank (17) outlet nitrogen tube are divided into two-way, the
One nitrogen branch pipe (18) is connected with the fluidizer (4), and the second nitrogen branch pipe (19) is connected with the pulse valve (10).
2. the dustless ash discharging system of dry method dust according to claim 1, it is characterised in that described unload sets on ash supervisor (5)
There are hand operated gate valve (6) and pneumatic double-layer flap valve (7).
3. the dustless ash discharging system of dry method dust according to claim 1, it is characterised in that set at the top of the cinder storehouse (1)
There are simple sack cleaner (2) and the first radar level gauge (3).
4. the dustless ash discharging system of dry method dust according to claim 1, it is characterised in that the telescopic metal hose
(8) it is provided with the second radar level gauge (11) at the top of fixing end.
5. the dustless ash discharging system of dry method dust according to claim 1, it is characterised in that on the accident ash-unloading tube (12)
Provided with accident hand operated gate valve (13) and the pneumatic double-layer flap valve of accident (14).
6. the dustless ash discharging system of dry method dust according to claim 1, it is characterised in that the first nitrogen branch pipe (18)
Provided with the first pneumatic ball valve (20), the second nitrogen branch pipe is provided with the second pneumatic ball valve (21).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711211582.8A CN107760815A (en) | 2017-11-28 | 2017-11-28 | The dustless ash discharging system of dry method dust |
| PCT/CN2018/106381 WO2019105111A1 (en) | 2017-11-28 | 2018-09-19 | Dry method dust-free dust discharging system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711211582.8A CN107760815A (en) | 2017-11-28 | 2017-11-28 | The dustless ash discharging system of dry method dust |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107760815A true CN107760815A (en) | 2018-03-06 |
Family
ID=61276129
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711211582.8A Pending CN107760815A (en) | 2017-11-28 | 2017-11-28 | The dustless ash discharging system of dry method dust |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN107760815A (en) |
| WO (1) | WO2019105111A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019105111A1 (en) * | 2017-11-28 | 2019-06-06 | 中冶南方工程技术有限公司 | Dry method dust-free dust discharging system |
| CN112226572A (en) * | 2020-10-23 | 2021-01-15 | 芜湖新兴铸管有限责任公司 | Dry dust removal and fine ash discharge device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090301362A1 (en) * | 2008-06-04 | 2009-12-10 | Shih-Hsien Liu | Flue dust discharging method and system |
| CN103333983A (en) * | 2013-06-28 | 2013-10-02 | 中冶南方工程技术有限公司 | Converter primary flue gas dry dedusting and cinder pneumatic transmission system |
| CN104911297A (en) * | 2015-06-30 | 2015-09-16 | 中冶南方工程技术有限公司 | System for carrying out pneumatic transport on coarse dust generated during primary dry dedusting of vanadium recovering converter |
| CN205062103U (en) * | 2015-06-30 | 2016-03-02 | 中冶南方工程技术有限公司 | Put forward thick grey air conveying system of dry process dust removal of vanadium converter |
| CN205170899U (en) * | 2015-06-30 | 2016-04-20 | 中冶南方工程技术有限公司 | Converter gas dry de -dusting cinder pneumatic conveying system |
| CN205170897U (en) * | 2015-06-30 | 2016-04-20 | 中冶南方工程技术有限公司 | Converter gas dry de -dusting cinder pneumatic conveying system |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205170898U (en) * | 2015-06-30 | 2016-04-20 | 中冶南方工程技术有限公司 | Thick grey air conveying system of converter dry process dust removal |
| CN205170896U (en) * | 2015-06-30 | 2016-04-20 | 中冶南方工程技术有限公司 | Thick grey air conveying system of converter dry process dust removal |
| CN207632831U (en) * | 2017-11-28 | 2018-07-20 | 中冶南方工程技术有限公司 | The dustless ash discharging system of converter dry |
| CN107723408A (en) * | 2017-11-28 | 2018-02-23 | 中冶南方工程技术有限公司 | Converter dry is dustless to unload grey method |
| CN107760815A (en) * | 2017-11-28 | 2018-03-06 | 中冶南方工程技术有限公司 | The dustless ash discharging system of dry method dust |
| CN107841590A (en) * | 2017-11-28 | 2018-03-27 | 中冶南方工程技术有限公司 | Dry method dust is dustless to unload grey method |
| CN107826768A (en) * | 2017-11-28 | 2018-03-23 | 中冶南方工程技术有限公司 | Using the dustless ash discharging system of the dry method dust of ground device for suction material and hoist engine |
-
2017
- 2017-11-28 CN CN201711211582.8A patent/CN107760815A/en active Pending
-
2018
- 2018-09-19 WO PCT/CN2018/106381 patent/WO2019105111A1/en not_active Ceased
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090301362A1 (en) * | 2008-06-04 | 2009-12-10 | Shih-Hsien Liu | Flue dust discharging method and system |
| CN103333983A (en) * | 2013-06-28 | 2013-10-02 | 中冶南方工程技术有限公司 | Converter primary flue gas dry dedusting and cinder pneumatic transmission system |
| CN104911297A (en) * | 2015-06-30 | 2015-09-16 | 中冶南方工程技术有限公司 | System for carrying out pneumatic transport on coarse dust generated during primary dry dedusting of vanadium recovering converter |
| CN205062103U (en) * | 2015-06-30 | 2016-03-02 | 中冶南方工程技术有限公司 | Put forward thick grey air conveying system of dry process dust removal of vanadium converter |
| CN205170899U (en) * | 2015-06-30 | 2016-04-20 | 中冶南方工程技术有限公司 | Converter gas dry de -dusting cinder pneumatic conveying system |
| CN205170897U (en) * | 2015-06-30 | 2016-04-20 | 中冶南方工程技术有限公司 | Converter gas dry de -dusting cinder pneumatic conveying system |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019105111A1 (en) * | 2017-11-28 | 2019-06-06 | 中冶南方工程技术有限公司 | Dry method dust-free dust discharging system |
| CN112226572A (en) * | 2020-10-23 | 2021-01-15 | 芜湖新兴铸管有限责任公司 | Dry dust removal and fine ash discharge device |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2019105111A1 (en) | 2019-06-06 |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180306 |
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| RJ01 | Rejection of invention patent application after publication |