CN206736166U - A kind of coke dry quenching furnace furnace roof fills burnt dedusting gas heat retracting device - Google Patents
A kind of coke dry quenching furnace furnace roof fills burnt dedusting gas heat retracting device Download PDFInfo
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- CN206736166U CN206736166U CN201720305317.5U CN201720305317U CN206736166U CN 206736166 U CN206736166 U CN 206736166U CN 201720305317 U CN201720305317 U CN 201720305317U CN 206736166 U CN206736166 U CN 206736166U
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- Prior art keywords
- heat exchanger
- dry quenching
- coke dry
- air
- quenching furnace
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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
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
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- Coke Industry (AREA)
Abstract
It the utility model is related to a kind of coke dry quenching furnace furnace roof and fill burnt dedusting gas heat retracting device, it is characterized in that：Including at least cleaning shaft, deduster, electric butterfly valve, heat exchanger, expansion joint, air leading-in conduit, regulating valve and flowmeter etc., air inlet one end of described cleaning shaft and the dedusting interface of charging apparatus connect, deduster, expansion joint, electric butterfly valve, heat exchanger are sequentially connected on the inlet end pipeline of cleaning shaft, the cleaning shaft after heat exchange is connected to the further dedusting of dry coke quenching ground station for dust removal；Regulating valve and flowmeter are sequentially provided with air leading-in conduit air inlet port pipeline, the air of importing enters after heat exchanger exchanges heat after metering to be entered in coke dry quenching furnace, and expansion joint is provided with the air leading-in conduit after heat exchange.The device can effectively reclaim the heat that dry coke quenching fills high-temperature dust removal gas caused by the industry of Jiaozhuo, and the air themperature imported into coke dry quenching furnace is improved beneficial to heat exchanger heat exchange, red burnt heat recovery rate is improved, stabilizes the operation operating mode of coke dry quenching furnace.
Description
Technical field
A kind of dry coke quenching auxiliary is the utility model is related to, particularly a kind of coke dry quenching furnace furnace roof fills burnt dedusting gas heat and returned
Receiving apparatus.
Background technology
Dry Quenching Technology is the promotional technique of an energy-conserving and environment-protective, i.e., dry coke quenching is red by the cooling of inert recyclegas
Jiao, reclaim its heat production vapor, caused vapor can be used for generate electricity or pressure and temperature reducing after for other workshops use, keep away
A series of environmental pollutions that coke wet quenching is brought are exempted from.
Dress Jiao process of coke dry quenching furnace is intermittently operated, and one hour number of operations is 6 ~ 9 times, when scale with coke oven, coking
Between and repair time etc. it is relevant, red Jiao released from coke furnace carbonization chamber is stored in burnt tank through drawing, being lifted, traversing to coke dry quenching furnace
Furnace roof, load finally by charging apparatus in coke dry quenching furnace, red Jiao can produce big in a short time during coke dry quenching furnace is loaded
The dust of amount, to protect the health and environmental protection of producers, connect in the elevating hopper of charging apparatus provided with cleaning shaft
Entrance, dust caused by Jiao and dust removing dust pipeline caused by other dirt sources will be filled by suction caused by dedusting fan and mixed
It is combined or high/low temperature dusty gas is directed respectively into after ground station for dust removal carries out dedusting and diffused.The charging apparatus of coke dry quenching furnace furnace roof
Dedusting gas caused by filling Jiaozhuo industry is high-temperature gas, and temperature is up to 300 DEG C ~ 450 DEG C, and dedusting is large-minded, accounts for dry put out
More than the 50% of burnt total dedusting air quantity, is cycle paroxysmal dirt source, because the pocket type of ground station for dust removal removes with burnt cyclically-varying is filled
Dirt device is less than 120 DEG C to dedusting gas temperature, is mixed at present in production using high-temperature dust removal gas with other low temperature dedusting gases
Cooling is closed, or even supplying cold air is cooled sometimes, causes this part high-temperature dust removal gas heat not reclaimed effectively
Utilize.
It is to control the combustible component concentration in recyclegas below explosion limit in dry coke quenching operation, oriented cycles gas
Two kinds of approach of fuel gas are fallen in supplement nitrogen dilution combustible gas component and importing air burning in vivo, because supplement nitrogen method is deposited
Cost is high, the big shortcoming such as low with generated energy of thermal loss, except this method seldom use in the case of special producing, normally produces and pass through
Frequently with importing air method.During normal production, coke per ton need to import air capacity into coke dry quenching furnace and be generally 120 ~ 140Nm3.To
The air imported in coke dry quenching furnace, which not only needs to absorb substantial amounts of heat in coke dry quenching furnace, makes its temperature be increased to 1000 DEG C or so, objective
On reduce red burnt energy regenerating amount, and the coke dry quenching furnace annular furnace wall for importing air position is regular by the anti-of temperature
Rise sharply rapid drawdown again, its masonry produced damage, deformation in the presence of the thermal stress being subject to, even collapsed, and shortens coke dry quenching furnace
Service life and increase production cost.
Utility model content
The purpose of this utility model, which is to provide a kind of coke dry quenching furnace furnace roof and fills burnt dedusting gas waste-heat recovery collection coke dry quenching furnace, to be led
Enter air preheat in the dry coke quenching auxiliary of one.
The purpose of this utility model is achieved in that a kind of coke dry quenching furnace furnace roof fills burnt dedusting gas heat recovery dress
Put, including at least deduster, electric butterfly valve, heat exchanger, expansion joint, air leading-in conduit, regulating valve, charging apparatus and coke dry quenching furnace,
Described charging apparatus is in coke dry quenching furnace（14）Top, described charging apparatus are sequentially connected deduster, expansion by cleaning shaft
Section, the arrival end of electric butterfly valve to heat exchanger；Through heat exchanger exit to the further dedusting of dry coke quenching ground station for dust removal；Described changes
Regulating valve and flowmeter are sequentially provided with the air leading-in conduit air inlet port pipeline of hot device, the air of importing enters after metering to be changed
Enter after hot device heat exchange in coke dry quenching furnace, expansion joint is provided with the air leading-in conduit after heat exchange.
Described deduster is arranged on the front end of cleaning shaft.
Described deduster is centrifugal dust collector, and deduster bottom sets form ash-valve.
Described heat exchanger is heat regenerator.
Described heat regenerator includes group but not limited multigroup.
The air leading-in conduit is provided with air in the entrance end of heat exchanger and imports bypass pipe, and air is imported on bypass pipe and set
There is valve.
Described air leading-in conduit is provided with motor-driven valve on the port of export pipeline of heat exchanger, and motor-driven valve is imported compared with air and bypassed
Interface tube is near from heat exchanger, motor-driven valve and both regulating valves on air leading-in conduit interlocked control.
Described cleaning shaft is provided with dedusting bypass pipe in the entrance end of heat exchanger, and dedusting by-pass line is provided with valve
Door.
Described cleaning shaft is provided with motor-driven valve on the port of export pipeline of heat exchanger, and motor-driven valve is compared with cleaning shaft bypass pipe
Interface is near from heat exchanger；Motor-driven valve and both electric butterfly valves on cleaning shaft interlocked control.
The beneficial effects of the utility model are：Using the heat that high-temperature dust removal gas caused by the industry of Jiaozhuo is filled in dry coke quenching come
The air themperature imported into coke dry quenching furnace is improved, on the one hand avoids the waste of energy, improves red burnt energy recovery rate, separately
On the one hand the raising of air themperature is imported so that coke dry quenching furnace annular furnace wall is reduced by air impact is imported, the temperature fluctuation of masonry
Reduce, reduce damage effect of the thermal stress to masonry, improve the service life of coke dry quenching furnace.In addition in the air inlet of cleaning shaft
End sets deduster effectively to reduce the dustiness in dedusting gas, reduces the abrasion to subsequent pipeline and equipment, extends it
Service life, save production cost.
Brief description of the drawings
With reference to embodiment accompanying drawing, the utility model is described in further detail：
Fig. 1 is the utility model embodiment accompanying drawing process unit schematic diagram.
In figure, 1, cleaning shaft；2nd, deduster；3rd, expansion joint；4th, electric butterfly valve；5th, heat exchanger；6th, air leading-in conduit；7、
Regulating valve；8th, flowmeter；9th, motor-driven valve；10th, valve；11st, dedusting bypass pipe；12nd, air imports bypass pipe；13rd, charging apparatus；
14th, coke dry quenching furnace.
Embodiment
As shown in figure 1, a kind of coke dry quenching furnace furnace roof fills burnt dedusting gas heat retracting device, including at least deduster 2, electricity
Dynamic butterfly valve 4, heat exchanger 5, expansion joint 3, air leading-in conduit 6, regulating valve 7, charging apparatus 13 and coke dry quenching furnace 14, described loading dress
13 are put on the top of coke dry quenching furnace 14, described charging apparatus 13 is sequentially connected deduster 2, expansion joint 3, electronic by cleaning shaft 1
Butterfly valve 4 to heat exchanger 5 arrival end；The further dedusting of dry coke quenching ground station for dust removal is exported to through heat exchanger 5；Described heat exchanger
Regulating valve 7 and flowmeter 8 are sequentially provided with the 5 air inlet port pipeline of air leading-in conduit 6, the air of importing enters after metering to be changed
Hot device 5 enters in coke dry quenching furnace 14 after exchanging heat, and expansion joint 3 is provided with the air leading-in conduit 6 after heat exchange.
The front end that deduster 2 is arranged on cleaning shaft 1 can reduce abrasion of the dust to follow-up equipment and pipeline.
Described deduster 2 is centrifugal dust collector, and the bottom of deduster 2 sets what form ash-valve isolated deduster 2
Dust is pipelined in dry coke quenching craft dust removal system.
Described heat exchanger 5 is heat regenerator, and high-temperature dust removal gas is with both Cryogenic airs in heat regenerator
Interior countercurrent flow.
Described heat regenerator include 1 group but do not limit it is multigroup, multigroup heat regenerator by valve transfer not
Enter outlet circuit with gas.
Technological process is as follows：When coke dry quenching furnace 14 will enter luggage Jiaozhuo industry, first close air leading-in conduit 6 on regulating valve 7,
The electric butterfly valve 4 on cleaning shaft 1 is opened again；High-temperature dust removal gas caused by the industry of Jiaozhuo is filled from the dedusting air port of charging apparatus 13
Into cleaning shaft 1, the dedusting gas removing dust device 2 of high temperature removes big dust particle and part little particle dust, subsequently into
Heat exchanger 5 exchanges heat, and the dedusting gas after cooling is by pipeline to the ground station for dust removal of coke dry quenching furnace 14, by the ground station for dust removal of coke dry quenching furnace 14
Further dedusting；When needed in production into coke dry quenching furnace 14 import air when, first close cleaning shaft 1 on electric butterfly valve 4, then
The regulating valve 7 on air leading-in conduit 6 is opened, the air of importing exchanges heat after the metering of flowmeter 8 into heat exchanger 5, after heating
Air enters in coke dry quenching furnace 14.
Embodiment 2
The utility model embodiment further optimizes：It is to direct the air into the air inlet of pipe 6 to be provided with wire netting；
The air leading-in conduit 6 is provided with air in the entrance end of heat exchanger 5 and imports bypass pipe 12, and air imports bypass pipe
12 are provided with valve 10.
Described air leading-in conduit 6 is provided with motor-driven valve 9 on the port of export pipeline of heat exchanger 5, and motor-driven valve 9 imports compared with air
The interface of bypass pipe 12 is near from heat exchanger 5, motor-driven valve 9 and both regulating valves 7 on air leading-in conduit 6 interlocked control.
Described cleaning shaft 1 is provided with dedusting bypass pipe 11 in the entrance end of heat exchanger 5, and dedusting bypasses to be set on 11 pipelines
There is valve 10.
Described cleaning shaft 1 is provided with motor-driven valve 9 on the port of export pipeline of heat exchanger 5, motor-driven valve 9 compared with cleaning shaft by
The interface of siphunculus 11 is near from heat exchanger 5.
Motor-driven valve 9 and both electric butterfly valves 4 on cleaning shaft 1 interlocked control.
The utility model can be overhauled in heat exchanger 5 or failure, when filling burnt dedusting and air and importing conflict, does not influence dry put out
Burnt normal production, is negative-pressure operation additionally, due to cleaning shaft 1 and air leading-in conduit 6, mutually to be gone here and there when avoiding the two operation
Gas, the normal production of dry coke quenching is influenceed, motor-driven valve 9, motor-driven valve 9 and dust removing tube are equipped with its port of export pipeline of heat exchanger 5
The interlocked control of regulating valve 7 on electric butterfly valve 4 or air leading-in conduit 6 on road 1, is opened and closed simultaneously.Charging apparatus 13 belongs to existing skill
Art, can be funnel.
The part and the well-known components and common structure of the structure category industry or conventional hand that the present embodiment does not describe in detail
Section, is not described one by one here.It is understood that embodiment of above is merely to illustrate that principle of the present utility model and adopted
Illustrative embodiments, but the utility model is not limited thereto.For those skilled in the art,
In the case where not departing from spirit and essence of the present utility model, various changes and modifications can be made therein, these variations and modifications
It is also considered as the scope of protection of the utility model.
Claims (9)
1. a kind of coke dry quenching furnace furnace roof fills burnt dedusting gas heat retracting device, it is characterized in that：Including at least deduster（2）, electricity
Dynamic butterfly valve（4）, heat exchanger（5）, expansion joint（3）, air leading-in conduit（6）, regulating valve（7）, charging apparatus（13）And coke dry quenching furnace
（14）, described charging apparatus（13）In coke dry quenching furnace（14）Top, described charging apparatus（13）Pass through cleaning shaft（1）Successively
Connect deduster（2）, expansion joint（3）, electric butterfly valve（4）To heat exchanger（5）Arrival end；Through heat exchanger（5）It is exported to dry put out
The burnt further dedusting of ground station for dust removal；Described heat exchanger（5）Air leading-in conduit（6）Tune is sequentially provided with air inlet port pipeline
Save valve（7）And flowmeter（8）, the air of importing enters heat exchanger after metering（5）Enter coke dry quenching furnace after heat exchange（14）It is interior, changing
Air leading-in conduit after heat（6）It is provided with expansion joint（3）.
2. a kind of coke dry quenching furnace furnace roof according to claim 1 fills burnt dedusting gas heat retracting device, it is characterized in that：Institute
The deduster stated（2）It is arranged on cleaning shaft（1）Front end.
3. a kind of coke dry quenching furnace furnace roof according to claim 1 fills burnt dedusting gas heat retracting device, it is characterized in that：Institute
The deduster stated（2）For centrifugal dust collector, deduster（2）Bottom sets form ash-valve.
4. a kind of coke dry quenching furnace furnace roof according to claim 1 fills burnt dedusting gas heat retracting device, it is characterized in that：Institute
The heat exchanger stated（5）For heat regenerator.
5. a kind of coke dry quenching furnace furnace roof according to claim 4 fills burnt dedusting gas heat retracting device, it is characterized in that：Institute
The heat regenerator stated includes 1 group, but does not limit multigroup.
6. a kind of coke dry quenching furnace furnace roof according to claim 1 fills burnt dedusting gas heat retracting device, it is characterized in that：Institute
State air leading-in conduit（6）In heat exchanger（5）Entrance end be provided with air import bypass pipe（12）, air importing bypass pipe（12）
It is provided with valve（10）.
7. a kind of coke dry quenching furnace furnace roof according to claim 1 fills burnt dedusting gas heat retracting device, it is characterized in that：Institute
The air leading-in conduit stated（6）In heat exchanger（5）Port of export pipeline be provided with motor-driven valve（9）, motor-driven valve（9）Imported compared with air other
Siphunculus（12）Interface is from heat exchanger（5）Closely, motor-driven valve（9）With air leading-in conduit（6）On regulating valve（7）The two interlocked control.
8. a kind of coke dry quenching furnace furnace roof according to claim 1 fills burnt dedusting gas heat retracting device, it is characterized in that：Institute
The cleaning shaft stated（1）In heat exchanger（5）Entrance end be provided with dedusting bypass pipe（11）, dedusting bypass（11）Pipeline is provided with
Valve（10）.
9. a kind of coke dry quenching furnace furnace roof according to claim 1 fills burnt dedusting gas heat retracting device, it is characterized in that：Institute
The cleaning shaft stated（1）In heat exchanger（5）Port of export pipeline be provided with motor-driven valve（9）, motor-driven valve（9）Bypassed compared with cleaning shaft
Pipe（11）Interface is from heat exchanger（5）Closely；Motor-driven valve（9）With cleaning shaft（1）On electric butterfly valve（4）The two interlocked control.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720305317.5U CN206736166U (en) | 2017-03-27 | 2017-03-27 | A kind of coke dry quenching furnace furnace roof fills burnt dedusting gas heat retracting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720305317.5U CN206736166U (en) | 2017-03-27 | 2017-03-27 | A kind of coke dry quenching furnace furnace roof fills burnt dedusting gas heat retracting device |
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| Publication Number | Publication Date |
|---|---|
| CN206736166U true CN206736166U (en) | 2017-12-12 |
Family
ID=60558830
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720305317.5U Expired - Fee Related CN206736166U (en) | 2017-03-27 | 2017-03-27 | A kind of coke dry quenching furnace furnace roof fills burnt dedusting gas heat retracting device |
Country Status (1)
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| CN (1) | CN206736166U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109988874A (en) * | 2017-12-29 | 2019-07-09 | 西安华江环保科技股份有限公司 | A kind of blast furnace pure water closed circulating water system waste heat recycling system and method |
| CN110205145A (en) * | 2018-04-20 | 2019-09-06 | 西安华江环保科技股份有限公司 | A kind of wet process coke pressure quenching energy recovery system and method |
-
2017
- 2017-03-27 CN CN201720305317.5U patent/CN206736166U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109988874A (en) * | 2017-12-29 | 2019-07-09 | 西安华江环保科技股份有限公司 | A kind of blast furnace pure water closed circulating water system waste heat recycling system and method |
| CN109988874B (en) * | 2017-12-29 | 2024-03-15 | 西安华江环保科技股份有限公司 | System and method for recycling waste heat of pure water closed-loop circulating water of blast furnace |
| CN110205145A (en) * | 2018-04-20 | 2019-09-06 | 西安华江环保科技股份有限公司 | A kind of wet process coke pressure quenching energy recovery system and method |
| CN110205145B (en) * | 2018-04-20 | 2024-05-28 | 西安华江环保科技股份有限公司 | Wet pressure quenching energy recovery system and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171212 Termination date: 20200327 |