CN108329936A - A kind of cleanable multitube coke powder cooling device - Google Patents
A kind of cleanable multitube coke powder cooling device Download PDFInfo
- Publication number
- CN108329936A CN108329936A CN201810216574.0A CN201810216574A CN108329936A CN 108329936 A CN108329936 A CN 108329936A CN 201810216574 A CN201810216574 A CN 201810216574A CN 108329936 A CN108329936 A CN 108329936A
- Authority
- CN
- China
- Prior art keywords
- floating type
- water supply
- distributor box
- cooling
- supply distributor
- 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.)
- Granted
Links
- 238000001816 cooling Methods 0.000 title claims abstract description 61
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 31
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 62
- 238000007667 floating Methods 0.000 claims abstract description 44
- 239000000498 cooling water Substances 0.000 claims abstract description 22
- 238000003860 storage Methods 0.000 claims abstract description 14
- 238000004140 cleaning Methods 0.000 claims abstract description 10
- 239000002184 metal Substances 0.000 claims description 13
- 238000007789 sealing Methods 0.000 claims description 6
- 230000001681 protective effect Effects 0.000 claims description 5
- 239000002956 ash Substances 0.000 claims 5
- 239000010882 bottom ash Substances 0.000 claims 1
- 239000007787 solid Substances 0.000 claims 1
- 239000000571 coke Substances 0.000 abstract description 7
- 238000010791 quenching Methods 0.000 abstract description 7
- 230000000171 quenching effect Effects 0.000 abstract description 7
- 230000007774 longterm Effects 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 abstract description 3
- 239000013049 sediment Substances 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 230000002411 adverse Effects 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B39/00—Cooling or quenching coke
- C10B39/02—Dry cooling outside the oven
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D7/00—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
- F28D7/10—Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall the conduits being arranged one within the other, e.g. concentrically
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28G—CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OR BOILERS
- F28G9/00—Cleaning by flushing or washing, e.g. with chemical solvents
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Combustion & Propulsion (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The present invention relates to a kind of cleanable multitube coke powder cooling device, including shell and multigroup parallel double-deck heat exchange sleeve for being arranged in shell；Further include the fixed cooling backwater header and setting floating type water supply distributor box in the lower part of the housing being arranged in case top；Fixed cooling backwater header side, which is set, cools back water pipe, and below fixed cooling backwater header, bottom end is stretched into floating type water supply distributor box for the double-deck heat exchange sleeve hanging；The lower section of floating type water supply distributor box is equipped with bottom and stores ash cellar；Two pass labyrinth seal is set between the upper/lower terminal face of floating type water supply distributor box and shell, bottom storage ash cellar；The side of floating type water supply distributor box sets cleaning hole, and bottom sets cooling water inlet pipe and external cooling feed pipe flexible connection.The present invention can improve cooling efficiency, mitigate weight of equipment, and clean maintenance conveniently, service life of equipment is conducive to extend, to meet the requirement that dry coke quenching operates steadily in the long term.
Description
Technical field
The present invention relates to Dry Quenching Technology field more particularly to a kind of cleanable multitube coke powder cooling devices.
Background technology
Coke powder cooling device is the important equipment of dry coke quenching, a large amount of with being carried in the high temperature circulation gas after coke heat
About 900 DEG C of coke powder, the high temperature coke powder by disposable dust remover by granularity in recyclegas more than 3mm trap, then through coke
Powder cooling device is cooled to 250 DEG C or less discharges.
In traditional dry coke quenching production process, the high temperature coke powder of disposable dust remover trapping is filled using two kinds of the cooling of form
It sets and is cooled down：The first is cooling collar；Cooling collar is single, is divided into inside and outside two-tiered water jacket, middle layer is cooled
The flow channel of high temperature coke powder.The cooling velocity of this cooling collar is slower, and the treating capacity of unit interval is little；In addition its water jacket
The sealing of bottom is more intractable, and frequent occurrence the phenomenon that leak, maintenance load is big.Second of cooling device is three layers of bushing type
Multitube cooling device；The cooling unit of multitube cooling device is multigroup three layers of casing, and the top of three layers of casing sets fixed
The lower part of water inlet distributor box and water outlet header, three layers of casing is floating type.Cooling water is introduced into the water inlet distributor box on top, then
Outer layer water jacket along three layers of casing flows at the U-bend of lower part, turns to continue up flowing back into middle layer water jacket, upward
With the high temperature coke powder adverse current indirect heat exchange in inner sleeve during flowing, the water outlet header on top is finally flowed into.This multitube
Three layers of casing wt in cooling device are big, easily block and can not clean at U-bend, lead to equipment mistake due to cooling water channel blocks
Early failure.
Invention content
The present invention provides a kind of cleanable multitube coke powder cooling device, using the double-deck counter-flow heat exchange casing in parallel with
Fixed cooling backwater header, the cooperation of floating type water supply distributor box, can improve cooling efficiency, mitigate weight of equipment, and clean
Maintenance is convenient, service life of equipment is conducive to extend, to meet the requirement that dry coke quenching operates steadily in the long term.
In order to achieve the above object, the present invention is realized using following technical scheme：
A kind of cleanable multitube coke powder cooling device, including shell and multigroup parallel bilayer for being arranged in shell
Heat exchange sleeve；Further include fixed cooling backwater header and the setting floating type water supply in the lower part of the housing being arranged in case top
Distributor box；The fixed cooling backwater header side, which is set, cools back water pipe, and the double-deck heat exchange sleeve hanging is cooled back fixed
Below water header, bottom end is stretched into floating type water supply distributor box；The lower section of floating type water supply distributor box is equipped with bottom and stores ash cellar；It is floating
The upper/lower terminal and shell of dynamic formula water supply distributor box, bottom are equipped with two pass labyrinth seal between storing ash cellar；It is floating type to give moisture
Side with case sets cleaning hole, and bottom sets cooling water inlet pipe and external cooling feed pipe flexible connection.
The outside of the floating type water supply distributor box, is circumferentially uniformly provided with multiple guide positioning plates between shell.
The cooling water inlet pipe is realized by metal hose with external cooling feed pipe and is flexibly connected；The cooling water supply in outside
The access port of pipe is set to bottom storage ash cellar side, and bottom storage ash cellar corresponding position sets outer male structure and goes along with sb. to guard him work to metal hose
With setting metal hose access hole in the outer male structure.
The cooling water inlet pipe is set to floating type water supply distributor box bottom centre position, L-shaped, including extend downwardly
Vertical pipe section and the horizontal pipe section extended to bottom storage ash cellar outside, wherein vertical pipe section are equipped with umbrella shape protective cover.
The bottom storage ash cellar is equipped with manhole.
The shell sets raised type on the position that the floating type water supply distributor box of correspondence cleans hole and seals building enclosure, this is close
The end face of fenced protection structure sets seal closure.
Compared with prior art, the beneficial effects of the invention are as follows：
1) defect for overcoming two kinds of cooling collars in the prior art, by by more water cooled wall type bilayer countercurrent flow sets
Pipe is in parallel, and the structure coordinated with fixed cooling backwater header, floating type water supply distributor box improves cooling efficiency, alleviates
Weight of equipment；
2) equipment is easy to maintain, and the whole of cooling device will not be influenced single cooling collar fails and is used；
3) the cleaning problem of sediment in water supply distributor box is solved, equipment whole service life is multiplied, meets
The requirement that dry coke quenching operates steadily in the long term.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of cleanable multitube coke powder cooling device of the present invention.
In figure：1. double-deck 3. outside 4. metal hose of cooling feed pipe of heat exchange sleeve, the 5. umbrella shape protective cover 6. of shell 2. floats
7. fixed water return header 8. of formula water supply distributor box cools back 9. two pass labyrinth seal 10. of water pipe cleaning, 11. bottom of hole storage ash cellar
12. cleaning 15. manhole of hole seal closure 13. guide positioning plate, 14. metal hose access hole, 16. cooling water inlet pipe
Specific implementation mode
The specific implementation mode of the present invention is described further below in conjunction with the accompanying drawings：
See Fig. 1, a kind of cleanable multitube coke powder cooling device of the present invention, including shell 1 and is arranged in shell 1
Multigroup parallel double-deck heat exchange sleeve 2；Further include fixed cooling backwater header 7 and the setting being arranged at 1 top of shell
Floating type water supply distributor box 6 in 1 lower part of shell；Fixed 7 side of cooling backwater header, which is set, cools back water pipe 8, double-deck
Heat exchange sleeve 2 is hung below fixed cooling backwater header 7, and bottom end is stretched into floating type water supply distributor box 6；Floating type water supply
The lower section of distributor box 6 is equipped with bottom and stores ash cellar 11；The upper/lower terminal of floating type water supply distributor box 6 stores ash cellar with shell 1, bottom
Two pass labyrinth seal 9 is equipped between 11；The side of floating type water supply distributor box 6 sets cleaning hole 10, and bottom sets cooling water inlet
Pipe 16 is flexibly connected with external cooling feed pipe 3.
The outside of the floating type water supply distributor box 6, is circumferentially uniformly provided with multiple guide positioning plates between shell 1
13。
The cooling water inlet pipe 16 is realized by metal hose 4 with external cooling feed pipe 3 and is flexibly connected；Outside is cooling
The access port of feed pipe 3 is set to bottom 11 side of storage ash cellar, and bottom storage 11 corresponding position of ash cellar sets outer male structure to metal hose 4
Serve and go along with sb. to guard him, metal hose access hole 14 is set in the outer male structure.
The cooling water inlet pipe 16 is set to floating type 6 bottom centre position of water supply distributor box, L-shaped, including to downward
The vertical pipe section stretched and the horizontal pipe section extended to 11 outside of bottom storage ash cellar, wherein vertical pipe section are equipped with umbrella shape protective cover 5.
The bottom storage ash cellar 11 is equipped with manhole 15.
The shell 1 sets raised type on the position that the floating type water supply distributor box 6 of correspondence cleans hole 10 and seals building enclosure,
The end face of the sealing building enclosure sets seal closure 12.
In a kind of cleanable multitube coke powder cooling device of the present invention, the double-deck heat exchange sleeve 2 is vertically arranged, fixed
Water return header 7 is in the top of the double-deck heat exchange sleeve 2, and floating type water supply distributor box 6 is in the lower section of the double-deck heat exchange sleeve 2, high-temperature coke
Powder upper entering and lower leaving in the double-deck heat exchange sleeve 2, cooling water is in 2 bottom in and top outs of the double-deck heat exchange sleeve, between high temperature coke powder adverse current
Connect heat exchange.
The floating type water supply distributor box 6 is floating type, is suitable for thermally expanding caused by temperature change.Be arranged it is floating type to
After water distributor box 6, the lower part of the double-deck heat exchange sleeve 2 is unfettered, not only can absorb the thermal expansion of the double-deck heat exchange sleeve 2, but also
The sediment for depositing to get off in a certain amount of cooling water can be accommodated, the water channel of the double-deck heat exchange sleeve 2 is avoided to block.
The upper/lower terminal face of floating type water supply distributor box 6 is equipped with two pass labyrinth seal 9, prevents after cooling down in coke powder
A small amount of fugitive constituent gas enters the space between heat-exchanging tube bundle, removes nitrogen purging from.
The circumferential direction of floating type water supply distributor box 6 is uniformly arranged multiple guide positioning plates 13, prevents floating type water supply distributor box 6
It is glanced off with the double-deck heat exchange sleeve 2.
Floating type water supply distributor box 6 is equipped with cleaning hole 10, can be to floating type without dismantling multitube coke powder cooling device
Sediment in water supply distributor box 6 is cleaned.In dry coke quenching annual overhaul, the connecting flange with external cooling feed pipe 3 is dismantled,
Remove cleaning hole seal closure 12 and clean hole 10 at sealing blind, using giant by clean hole 10 clean it is floating type to
The sediment deposited in water distributor box 6, the sediment washed down are discharged with sewage from cooling water inlet pipe 16.Remove metal
Cover board on hose access hole 14, without entering the inside of bottom storage ash cellar 11, you can check and replace metal hose 4.
The straight pipe of cooling water inlet pipe 16 is equipped with umbrella shape protective cover 5, prevents the coke powder fallen to cooling water inlet pipe
16 abrasion and the impact that 11 discharge gate of ash cellar is store to bottom.
Bottom stores ash cellar 11 and is equipped with manhole 15, and easy access personnel enter inside equipment, checks floating type water supply distribution
The working condition of case 6.
When a kind of cleanable multitube coke powder cooling device work of the present invention, 900 DEG C to be cooled of high temperature coke powder
Enter from the top down in the inner layer sleeve of the double-deck heat exchange sleeve 2, cooling water enters the internal layer set of the double-deck heat exchange sleeve 2 from bottom to top
Between pipe and outer layer sleeve, exchange heat with high temperature coke powder indirect counterflow.After coke powder is cooled to about 250 DEG C or less, store into bottom
In ash cellar 11, periodically it is discharged.Cooling water enters floating type water supply distributor box 6 from cooling water inlet pipe 16, is changed by more bilayers
Fixed water return header 7 is flowed into after thermal sleeve 2, is flowed out through cooling back water pipe 8.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Any one skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (6)
1. a kind of cleanable multitube coke powder cooling device, including shell and multigroup parallel bilayer for being arranged in shell change
Thermal sleeve；It is characterized in that, further include be arranged case top fixed cooling backwater header and setting in the lower part of the housing
Floating type water supply distributor box；The fixed cooling backwater header side, which is set, cools back water pipe, and the double-deck heat exchange sleeve hanging is solid
Below fixed pattern cooling backwater header, bottom end is stretched into floating type water supply distributor box；The lower section of floating type water supply distributor box is equipped with bottom
Store ash cellar in portion；It is close it to be equipped with two pass labyrinth between the upper/lower terminal face of floating type water supply distributor box and shell, bottom storage ash cellar
Envelope；The side of floating type water supply distributor box sets cleaning hole, and bottom sets cooling water inlet pipe and external cooling feed pipe flexible connection.
2. a kind of cleanable multitube coke powder cooling device according to claim 1, which is characterized in that described floating type to give
The outside of water distributor box is circumferentially uniformly provided with multiple guide positioning plates between shell.
3. a kind of cleanable multitube coke powder cooling device according to claim 1, which is characterized in that the cooling water into
Mouth pipe is flexibly connected with external cooling feed pipe by metal hose realization；The access port of the cooling feed pipe in outside is store set on bottom
Ash cellar side, bottom storage ash cellar corresponding position, which sets outer male structure and serves to metal hose, goes along with sb. to guard him, and metal is set in the outer male structure
Hose access hole.
4. a kind of cleanable multitube coke powder cooling device according to claim 1, which is characterized in that the cooling water into
Mouthful pipe is set to floating type water supply distributor box bottom centre position, L-shaped, including the vertical pipe section that extends downwardly and stores ash to bottom
The horizontal pipe section extended on the outside of storehouse, wherein vertical pipe section are equipped with umbrella shape protective cover.
5. a kind of cleanable multitube coke powder cooling device according to claim 1, which is characterized in that the bottom storage ash
Storehouse is equipped with manhole.
6. a kind of cleanable multitube coke powder cooling device according to claim 1, which is characterized in that the shell is right
It answers and sets raised type sealing building enclosure on the position in floating type water supply distributor box cleaning hole, the end face of the sealing building enclosure sets close
Sealing cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810216574.0A CN108329936B (en) | 2018-03-16 | 2018-03-16 | Cleanable multitube coke powder cooling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810216574.0A CN108329936B (en) | 2018-03-16 | 2018-03-16 | Cleanable multitube coke powder cooling device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108329936A true CN108329936A (en) | 2018-07-27 |
| CN108329936B CN108329936B (en) | 2024-02-13 |
Family
ID=62931107
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810216574.0A Active CN108329936B (en) | 2018-03-16 | 2018-03-16 | Cleanable multitube coke powder cooling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108329936B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108917423A (en) * | 2018-08-01 | 2018-11-30 | 四川科新机电股份有限公司 | A kind of cooler for cooling solid particle |
| CN110408413A (en) * | 2019-07-17 | 2019-11-05 | 赵祖良 | The floating honeycomb fashion semi-coke oven of uniform high-efficiency heat transfer |
| CN110655931A (en) * | 2019-09-30 | 2020-01-07 | 广东韶钢松山股份有限公司 | High-temperature coke powder cooling device |
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| CN208121026U (en) * | 2018-03-16 | 2018-11-20 | 中冶焦耐(大连)工程技术有限公司 | A kind of cleanable multitube coke powder cooling device |
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2018
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| CN2856907Y (en) * | 2005-11-22 | 2007-01-10 | 淄博创尔沃中央空调有限公司 | External pipe condensing iso-flow rate steam-liquid heat exchanger |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108917423A (en) * | 2018-08-01 | 2018-11-30 | 四川科新机电股份有限公司 | A kind of cooler for cooling solid particle |
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| CN110408413A (en) * | 2019-07-17 | 2019-11-05 | 赵祖良 | The floating honeycomb fashion semi-coke oven of uniform high-efficiency heat transfer |
| CN110655931A (en) * | 2019-09-30 | 2020-01-07 | 广东韶钢松山股份有限公司 | High-temperature coke powder cooling device |
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| Publication number | Publication date |
|---|---|
| CN108329936B (en) | 2024-02-13 |
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