CN206887009U - A kind of coke wet quenching high temperature steam treatment device - Google Patents
A kind of coke wet quenching high temperature steam treatment device Download PDFInfo
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- CN206887009U CN206887009U CN201720722536.3U CN201720722536U CN206887009U CN 206887009 U CN206887009 U CN 206887009U CN 201720722536 U CN201720722536 U CN 201720722536U CN 206887009 U CN206887009 U CN 206887009U
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- coke
- steam
- wet quenching
- high temperature
- quenching
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Abstract
It the utility model is related to a kind of coke wet quenching high temperature steam treatment device, including wet quenching tower, quenching playpipe, baffling dust arrester and air-suction cover be sequentially provided with from bottom to top in the wet quenching tower above coke quenching tank；Also include steam processor, cyclone separator, blower fan and coke breeze sedimentation basin；The coke wet quenching tower top steam (vapor) outlet is sequentially connected cyclone separator, blower fan and chimney by connecting the steam inlet of steam processor, the offgas outlet of steam processor with high temperature steam pipeline by air-suction cover；Steam processor, cyclone separator set discharge outlet and connect coke breeze sedimentation basin by condensate liquid pipeline respectively.The utility model can fully be reclaimed to the heat of caused a large amount of high-temperature steams during coke wet quenching and utilized nearby, and can realize the qualified discharge of coke wet quenching tail gas.
Description
Technical field
It the utility model is related to wet quenching tower in industrial waste gas purifying processing technology field, more particularly to a kind of coking industry
The heat recovery and innoxious process for treating of tower top high-temperature steam.
Background technology
At present, wet quenching technology has been widely used in coking industry, based on application Dry Quenching Technology
Coke-oven plant, wet quenching also serves as a kind of overhaul reserve technology and used.Wet quenching have facility simple, reduced investment,
Low cost and other advantages, but during coke wet quenching, the high-temperature steam largely containing phenol, cyanide, sulfide and dust can be produced,
If environment will seriously be polluted by being directly discharged into air.What is newly promulgated《Coking chemistry emission of industrial pollutants standard》
(GB16171-2012) the waste gas discharge in coke-oven plant proposes higher requirement, up to now, is also not applied to wet put out
The mature technology of burnt steam purification processing.
Utility model content
The utility model provides a kind of coke wet quenching high temperature steam treatment device, can be to caused a large amount of during coke wet quenching
The heat of high-temperature steam is fully reclaimed and utilized nearby, and can realize the qualified discharge of coke wet quenching tail gas.
In order to achieve the above object, the utility model is realized using following technical scheme：
A kind of coke wet quenching high temperature steam treatment device, including wet quenching tower, in the wet quenching tower above coke quenching tank from it is lower extremely
On be sequentially provided with quenching playpipe, baffling dust arrester and air-suction cover；Also include steam processor, cyclone separator, blower fan and
Coke breeze sedimentation basin；The coke wet quenching tower top steam (vapor) outlet connects the steam of steam processor by air-suction cover with high temperature steam pipeline
Entrance, the offgas outlet of steam processor are sequentially connected cyclone separator, blower fan and chimney；Steam processor, cyclone separator
Discharge outlet is set respectively, and coke breeze sedimentation basin is connected by condensate liquid pipeline.
The baffling dust arrester is by least 2 layers of baffle groups into every layer of deflection plate is by yoke and by broken line type arrangement
Dedusting flase floor forms, and the dedusting flase floor of each layer deflection plate is staggered.
The steam processor is by housing, the coil heat exchanger being arranged in housing and the draining for being arranged at housing bottom
Mouth composition, the circulation water inlet and circulating water outlet of coil heat exchanger pass through hot duct and coke-oven plant's heating user company respectively
Connect.
The seamless steel pipe that coil pipe in the coil heat exchanger is DN15~DN200, coil pipe spacing is 20~100mm.
Electrically operated valve is set on high temperature steam pipeline before the steam processor, the electrically operated valve and cyclone separator
Drive device, the drive device of blower fan connect coke wet quenching control system respectively.
Compared with prior art, the beneficial effects of the utility model are：
1) caused a large amount of high-temperature steams enter steam processor during coke wet quenching, are reached by evaporation, coagulation
Fully absorb the purpose of steam thermal energy；
2) pollutants such as the steam condensate (SC) isolated in steam processor, cyclone separator, dust drain into coke breeze precipitation
Pond, the wastewater containing phenol and cyanide processing workshop section processing delivered in coke-oven plant, non-pollutant discharge can be concentrated；
3) latent heat of caused a large amount of water vapours during coke wet quenching can be used to adopt nearby by steam processor by heat exchange
Warm up or supply other hot water user, waste-gas heat is fully used, save the energy；
4) device it is overall by automatic control system control operation and with coke wet quenching system interlink, its is simple to operate, and operation can
Lean on, investment cost is low, efficiency high.
Brief description of the drawings
Fig. 1 is a kind of structural representation of coke wet quenching high temperature steam treatment device described in the utility model.
In figure：1. the high temperature steam pipeline 6. of 4. air-suction cover of wet quenching tower 2. coke quenching tank, 3. baffling dust arrester 5. steams
The whirlwind point of 9. coke breeze sedimentation basin of vapour processor 61. housing, 62. coil heat exchanger, 7. heating user, 8. condensate liquid pipeline 10.
From the chimney of 11. blower fan of device 12.
Embodiment
Specific embodiment of the present utility model is described further below in conjunction with the accompanying drawings：
As shown in figure 1, a kind of coke wet quenching high temperature steam treatment device described in the utility model, including wet quenching tower 1, quenching
Quenching playpipe, baffling dust arrester 3 and air-suction cover 4 are sequentially provided with from bottom to top in the wet quenching tower 1 of the top of tank 2；Also include
Steam processor 6, cyclone separator 10, blower fan 11 and coke breeze sedimentation basin 9；The wet quenching tower 1 pushes up steam (vapor) outlet and passes through air-breathing
Cover 4 and high temperature steam pipeline 5 connect the steam inlet of steam processor 6, and the offgas outlet of steam processor 6 is sequentially connected whirlwind
Separator 10, blower fan 11 and chimney 12；Steam processor 6, cyclone separator 10 set discharge outlet and connected by condensate liquid pipeline 8 respectively
Connect coke breeze sedimentation basin 9.
The baffling dust arrester 3 is by least 2 layers of baffle groups into every layer of deflection plate is by yoke and by broken line type arrangement
Dedusting flase floor forms, and the dedusting flase floor of each layer deflection plate is staggered.
The steam processor 6 is by housing 61, the coil heat exchanger being arranged in housing 61 62 and is arranged at housing 61
The discharge outlet composition of bottom, the circulation water inlet and circulating water outlet of coil heat exchanger 62 pass through hot duct and coke-oven plant respectively
Heating user 7 connects.
The seamless steel pipe that coil pipe in the coil heat exchanger 62 is DN15~DN200, coil pipe spacing is 20~100mm.
Electrically operated valve is set on high temperature steam pipeline 5 before the steam processor 6, the electrically operated valve and cyclone separator
10 drive device, the drive device of blower fan 11 connect coke wet quenching control system respectively.
When coke wet quenching system starts, the water vapour rich in a large amount of dust particle is produced during coke wet quenching, logical
When crossing the grid gap in baffling dust arrester 3, the condensing droplet using dust granules as kernel is adsorbed and passes through mechanical collision
And be deposited on grid, exported from the overhead vapours of wet quenching tower 1 by the steam of preliminary purification and discharged by air-suction cover 4.Baffling removes
The coke powder particle adhered on the grid of dirt device 3, regular automatic water jetting washing.
Steam enters steam processor 6 from the top of wet quenching tower 1 by air-suction cover 4, high-temperature pipe 5, in steam processor 6
Interior, steam condenses with the abundant contact heat-exchanging of recirculated water in coil heat exchanger 62, the discharge outlet that condensed water passes through the bottom of housing 61
Drain into coke breeze sedimentation basin 9.
Steam heat is absorbed using heating circulation water in coil heat exchanger 62, goes out coil heat exchanger 62 by control system
Mouth heating periodical feeding temperature reaches low temperature heating supply water temperature (65 DEG C or so), and then supplies the (coke wet quenching of heating user 7 nearby
Pump house or other hot water user) use, heating return water temperature is about 50 DEG C after circulation.
Tail gas after heat exchange enters cyclone separator 10 by pipeline and carries out double purification, its dust isolated, water droplet
Enter coke breeze sedimentation basin 9 Deng pollutant.Tail gas after the double purification of whirlwind processor 10, chimney 12 is evacuated to by blower fan 11 and reached
Mark discharge.
It is described above, the only preferable embodiment of the utility model, but the scope of protection of the utility model is not
This is confined to, any one skilled in the art is in the technical scope that the utility model discloses, according to this practicality
New technical scheme and its utility model design are subject to equivalent substitution or change, should all cover in protection model of the present utility model
Within enclosing.
Claims (5)
1. a kind of coke wet quenching high temperature steam treatment device, including wet quenching tower, in the wet quenching tower above coke quenching tank from bottom to top
It is sequentially provided with quenching playpipe, baffling dust arrester and air-suction cover；Characterized in that, also include vapor absorption tower, cyclonic separation
Device, blower fan and coke breeze sedimentation basin；The coke wet quenching tower top steam (vapor) outlet is connected at steam by air-suction cover with high temperature steam pipeline
The steam inlet of device is managed, the offgas outlet of steam processor is sequentially connected cyclone separator, blower fan and chimney；Steam processor,
Cyclone separator sets discharge outlet and connects coke breeze sedimentation basin by condensate liquid pipeline respectively.
A kind of 2. coke wet quenching high temperature steam treatment device according to claim 1, it is characterised in that the baffling dedusting dress
Put by least 2 layers of baffle groups into every layer of deflection plate is made up of yoke and the dedusting flase floor arranged by broken line type, each layer baffling
The dedusting flase floor of plate is staggered.
A kind of 3. coke wet quenching high temperature steam treatment device according to claim 1, it is characterised in that the steam processor
By housing, the coil heat exchanger being arranged in housing and it is arranged at the discharge outlet of housing bottom and forms, coil heat exchanger follows
Ring water inlet and circulating water outlet are connected by hot duct with coke-oven plant heating user respectively.
A kind of 4. coke wet quenching high temperature steam treatment device according to claim 3, it is characterised in that the coil heat exchanger
In coil pipe be DN15~DN200 seamless steel pipe, coil pipe spacing is 20~100mm.
A kind of 5. coke wet quenching high temperature steam treatment device according to claim 1, it is characterised in that the steam processor
Electrically operated valve is set on preceding high temperature steam pipeline, the drive device of the electrically operated valve and cyclone separator, the driving dress of blower fan
Put connection coke wet quenching control system respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720722536.3U CN206887009U (en) | 2017-06-20 | 2017-06-20 | A kind of coke wet quenching high temperature steam treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720722536.3U CN206887009U (en) | 2017-06-20 | 2017-06-20 | A kind of coke wet quenching high temperature steam treatment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206887009U true CN206887009U (en) | 2018-01-16 |
Family
ID=61315676
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720722536.3U Active CN206887009U (en) | 2017-06-20 | 2017-06-20 | A kind of coke wet quenching high temperature steam treatment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206887009U (en) |
-
2017
- 2017-06-20 CN CN201720722536.3U patent/CN206887009U/en active Active
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