CN1153808A - Multifunctional slope-tunnel coke oven - Google Patents
Multifunctional slope-tunnel coke oven Download PDFInfo
- Publication number
- CN1153808A CN1153808A CN 96120210 CN96120210A CN1153808A CN 1153808 A CN1153808 A CN 1153808A CN 96120210 CN96120210 CN 96120210 CN 96120210 A CN96120210 A CN 96120210A CN 1153808 A CN1153808 A CN 1153808A
- Authority
- CN
- China
- Prior art keywords
- chamber
- heat exchanger
- coking
- pit kiln
- tunnel
- 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
- 239000000571 coke Substances 0.000 title claims description 20
- 238000004939 coking Methods 0.000 claims abstract description 53
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 28
- 239000006227 byproduct Substances 0.000 claims abstract description 12
- 239000000126 substance Substances 0.000 claims abstract description 8
- 238000007789 sealing Methods 0.000 claims abstract description 5
- 238000002485 combustion reaction Methods 0.000 claims description 18
- 238000007493 shaping process Methods 0.000 claims description 15
- 239000000779 smoke Substances 0.000 claims description 10
- 235000011194 food seasoning agent Nutrition 0.000 claims description 7
- 239000011449 brick Substances 0.000 claims description 4
- 238000005096 rolling process Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims description 2
- 238000003763 carbonization Methods 0.000 abstract description 2
- 238000001035 drying Methods 0.000 abstract 1
- 239000003245 coal Substances 0.000 description 8
- 238000003912 environmental pollution Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 239000002918 waste heat Substances 0.000 description 2
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- 240000005373 Panax quinquefolius Species 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000009970 fire resistant effect Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000001149 thermolysis Methods 0.000 description 1
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- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
- Coke Industry (AREA)
Abstract
The present invention is a coking equipment comprising at least two coking oven. Each coking oven includes feeding bin and forming mould in the upper part, preheating chamber and carbonization chamber in the middle part, volatilizer, base fire channel, high-pressure heat exchanger and heat water exchanger in the lower part, drying steam pipe, flue and hydraulic sealing cover. The present invention has tightly sealed feeding port and less pollution, and can extract chemical by-product and utilize afterheat to produce electric power.
Description
The present invention relates to a kind of multifunctional slope-tunnel coke oven, it belongs to coking equipment.
At the pit kiln of China's small towns foundation, majority all is the pit kiln of improvement, though the pit kiln of these improvement can reduce environmental pollution at present, improve coke quality, mechanization degree is low but they still exist, and labour intensity is big, can not extract shortcomings such as chemical by-product.
The purpose of this invention is to provide a kind of mechanization degree height, extracting chemical by-product, can utilize the coking waste heat and cease burnt automatically is the multifunctional slope-tunnel coke oven of one.
In order to realize above-mentioned task, the technical scheme that the present invention takes is: this pit kiln is made up of 2 hole slope-tunnel pit kiln at least, be provided with a public hydraulic pusher on the top of slope-tunnel pit kiln, the inboardend of hydraulic pusher connects with slideway is movable, and the working end of hydraulic pusher contacts with the hopper of every hole pit kiln; Every hole slope-tunnel pit kiln comprises hopper, shaping mould, preheating chamber, volatilization chamber, coking chamber, side combusion chamber, bottom fire channel, hp heat exchanger, hot water exchanger, vapour seasoning pipe, flue and manhole cover, hopper is located at the top of pit kiln, the one end contacts with the working end of hydraulic pusher, and the other end is connected with shaping mould; Shaping mould be located at hopper below, the one end is connected with hopper, the other end is connected with preheating chamber; Preheating chamber is located at the middle and upper part of pit kiln, the one end is connected with shaping mould, and the other end is connected with coking chamber, is provided with the volatilization chamber of collecting chemical by-product on the top of preheating chamber, end top in the volatilization chamber is provided with the outlet of extracting byproduct, is provided with the side combusion chamber in the both sides of preheating chamber; Coking chamber is located at the middle and lower part of pit kiln, the one end is connected with preheating chamber, the other end is connected with hp heat exchanger, top at coking chamber is provided with upper combustion chamber, be provided with the side combusion chamber that is connected with upper combustion chamber through passage in the both sides of coking chamber, bottom at preheating chamber and coking chamber is provided with bottom fire channel, and bottom fire channel communicates by the side combusion chamber of passage with preheating chamber and coking chamber, and the volatilization chamber of the upper combustion chamber of coking chamber and preheating chamber is separated by tongue envelope brick; Hp heat exchanger is located at the bottom of pit kiln, and the one end is connected with coking chamber, and the other end is connected with hot water exchanger, and the top of hp heat exchanger is provided with smoke outlet, and both sides are provided with the side flue, and the bottom is provided with into burner; Advance burner and be connected with smoke outlet, advance burner and be connected with the bottom fire channel of coking chamber through the side flue; Be provided with hot water exchanger below hp heat exchanger, hot water exchanger is connected by high-pressure hydraulic pump with hp heat exchanger; Manhole cover is located at the bottom of pit kiln, and the one end is connected with hot water exchanger, and the other end is connected with the coke groove; The vapour seasoning pipe is located at the flue internal upper part, and the one end is connected with vapor outlet port on the hp heat exchanger, and the other end is connected with steam turbine, and flue is located at the bottom of pit kiln and is connected with the smoke outlet of hp heat exchanger.
Furnace wall between preheating chamber and the volatilization chamber is lattice shape furnace wall, and preheating chamber is communicated with the volatilization chamber, and the furnace wall between preheating chamber and the side combusion chamber is the sealing furnace wall.Furnace wall between coking chamber and the upper combustion chamber is lattice shape furnace wall, and coking chamber is communicated with upper combustion chamber, and the furnace wall between coking chamber and the side combusion chamber is the break joint furnace wall.
Also be provided with watermark on the above-mentioned hp heat exchanger, manometric safety valve and wash water valve are housed, watermark is located at a side of hp heat exchanger, and safety valve is located at the top of hp heat exchanger, and wash water valve is located at the bottom of hp heat exchanger.The inboardend of above-mentioned hydraulic pusher connects with the activity of slideway for being slidingly connected or rolling connection.
Because the present invention has adopted the said structure pattern, therefore compare with background technology, have following advantage:
1, the opening for feed sealing is tight, is difficult for producing polluting;
2, can extract chemical by-product, also can allow it fully burn when not extracting;
3, mechanization degree height, working condition is good;
4, the coke strenth height of Sheng Chaning can reach the requirement of foundry coke;
5, can utilize the cogeneration of coking, improve comprehensive utilization ratio;
6, floor space is little, reduced investment, high efficiency;
7, Jiao of can going out voluntarily.
The present invention is described in further detail below in conjunction with drawings and Examples.
Fig. 1 is a structural representation of the present invention;
Fig. 2 is longitudinal section, a combustion chamber synoptic diagram;
Fig. 3 is the 3-3 sectional view among Fig. 1;
Fig. 4 is the 4-4 sectional view among Fig. 1;
Fig. 5 is the 5-5 sectional view among Fig. 1.
As shown in Figure 1, pit kiln of the present invention is made up of 20 hole slope-tunnel pit kiln, it is on 30～45 ° the concrete support 26 that this pit kiln is located in the gradient, be provided with windrow platform 5 on the top of concrete support 26, windrow platform 5 is provided with the hopper 6 corresponding opening for feeds 4 with pit kiln, between the perpendicular support of concrete support 26 and windrow platform 5, be provided with and the hydraulic pusher 1 movable slideway 2 that connects, the inboardend of a public hydraulic pusher 1 rolls with slideway 2 and is connected, and the working end of hydraulic pusher 1 contacts with the hopper 6 of every hole pit kiln; Every hole slope-tunnel pit kiln comprises hopper 6, shaping mould 7, preheating chamber 10, volatilization chamber 11, coking chamber 13, bottom fire channel 25, hp heat exchanger 16, hot water exchanger 22, vapour seasoning pipe 19, flue 20 and manhole cover 23.Hopper 6 is located at the top of pit kiln, and the working face of one end contacts with the working end of hydraulic pusher 1, and the other end is connected with shaping mould 7, and the hopper mouth is positioned at the below of the opening for feed 4 of windrow platform 5 settings.Shaping mould 7 be located at hopper 6 below, the one end is connected with hopper 6, the other end is connected with preheating chamber 10.Preheating chamber 10 is located at the middle and upper part of pit kiln, the one end is connected with shaping mould 7, the other end is connected with coking chamber 13, be provided with the volatilization chamber 11 of collecting chemical by-product on the top of preheating chamber 10, end top in volatilization chamber 11 is provided with the outlet 8 of extracting byproduct, and the end in volatilization chamber 11 near shaping moulds 7 is provided with the passage 9 that connects side combusion chamber 29, so that volatilization gas is not sent into combustion chambers burn when not collecting byproduct, reduce environmental pollution, be provided with side combusion chamber 29 in the both sides of preheating chamber 10; Furnace wall between preheating chamber 10 and the volatilization chamber 11 is lattice shape furnace wall, and preheating chamber 10 is communicated with volatilization chamber 11; Furnace wall between preheating chamber 10 and the side combusion chamber 29 is the sealing furnace wall.Coking chamber 13 is located at the middle and lower part of pit kiln, the one end is connected with preheating chamber 10, the other end is connected with hp heat exchanger 16, be provided with upper combustion chamber 34 on the top of coking chamber 13, furnace wall between coking chamber 13 and the upper combustion chamber 34 is lattice shape furnace wall 35, coking chamber 13 is communicated with upper combustion chamber 34, be provided with the side combusion chamber 29 that is connected with upper combustion chamber 34 through passage 14 in the both sides of coking chamber 13, furnace wall between coking chamber 13 and the side combusion chamber 29 is break joint furnace wall 15, so that the abundant thermolysis (see figure 3) of coking coal, bottom at preheating chamber 10 and coking chamber 13 is provided with bottom fire channel 25, bottom fire channel 25 is connected with the side combusion chamber 29 of preheating chamber 10 and coking chamber 13 by passage 27, the upper combustion chamber 34 of coking chamber 13 is separated by tongue envelope brick 12 with the volatilization chamber 11 of preheating chamber 10, the flame string that prevents coking chamber 13 is in volatilization chamber 11, in order to make enough replenish air burnings are arranged in the bottom fire channel 25, be provided with ventilation hole 28 at bottom fire channel 25 near an end of shaping moulds 7, be provided with ventilation hole 30 (see figure 2)s near an end of hp heat exchangers 16 at bottom fire channel 25.Hp heat exchanger 16 is located at the bottom of pit kiln, the one end is connected with coking chamber 13, the other end is connected with hot water exchanger 22, the centre of hp heat exchanger 16 is the rectangle coking chamber, be provided with smoke outlet 32 on the top of hp heat exchanger 16, the both sides of hp heat exchanger 16 are provided with side flue 31, the bottom of hp heat exchanger 16 is provided with into burner 33, advancing burner 33 is connected with smoke outlet 32 through side flue 31, advancing burner 33 also is connected with the bottom fire channel 25 of coking chamber 13, coking chamber 13 and smoke outlet 32 at hp heat exchanger 16, side flue 31 and to enter between the burner 33 space that forms be heat exchange chamber 36 (see figure 4)s of hp heat exchanger 16, on hp heat exchanger 16, also be provided with watermark 17, manometric safety valve 18 and wash water valve 24 are housed, watermark 17 is located at a side of hp heat exchanger 16, safety valve 18 is located at the top of hp heat exchanger 16, and wash water valve 24 is located at the bottom of hp heat exchanger 16.Be provided with hot water exchanger 22 below hp heat exchanger 16, hot water exchanger 22 and hp heat exchanger 16 are connected by high-pressure hydraulic pump, so that hot water flow is in hp heat exchanger 16; The centre of hot water exchanger 22 is the rectangle coking chamber, and space is hot water switch room 37 (see figure 5)s around it.Manhole cover 23 is located at the bottom of pit kiln, and the one end is connected with hot water exchanger 22, and the other end is connected with the coke groove.Vapour seasoning pipe 19 is located at flue 20 internal upper parts, the one end is connected with vapor outlet port on the hp heat exchanger 16, the other end is connected with steam turbine, be located at the bottom of pit kiln and support by the flue 20 of fire-resistant brick system by flue support 21, flue 20 is connected with the smoke outlet 32 of hp heat exchanger 16, and the other end is connected with chimney.
Described in the above-described embodiments slope-tunnel pit kiln can also be selected combination more than 2 holes.Hydraulic pusher 1 can also be connected for rolling with the connection of slideway 2.Hydraulic pusher 1 can design also voluntarily according to thrust can select the appropriate criteria part for use.
For making the present invention further bring into play the full characteristic of the high function of mechanization degree, the present invention also is provided with some conventional equipment, and these equipment are high-pressure hydraulic pump, vapor pump, drag for burnt scraper conveyer, the cleaned coal conveying belt, divide equipment such as coal device, temperature monitoring system automatically.
Principle of work of the present invention is: the clean fine coal 3 of packing in loading hopper earlier, compress into shaping mould with hydraulic pusher again, make cleaned coal that degree of compactness preferably be arranged, then cleaned coal is at the preheating chamber preheating and the fugitive constituent that volatilizees, evaporable gas proposes by extracting the byproduct outlet, so that the purification chemical product, the cleaned coal of preheating simultaneously enters the coking chamber charing.Burn owing to the bubbing at coking chamber enters in the combustion chamber through passage, further improved carbonization temperature, make cleaned coal in the slope-tunnel pit kiln, move into Jiao slowly.The coking chamber that coke enters in the hp heat exchanger is thermal power transfer a steam, steam is defeated by steam turbine through the vapour seasoning pipe, coke enters in the hot water exchanger waste heat is exchanged into hot water, hot water is supplied with hp heat exchanger through high-pressure hydraulic pump and is used, last coke is fallen in the coke groove through manhole cover, breath goes out fully, pulls into cold coke out.
Claims (5)
1, a kind of multifunctional slope-tunnel coke oven, it is made up of 2 hole slope-tunnel pit kiln at least, it is characterized in that: be provided with a public hydraulic pusher on the top of slope-tunnel pit kiln, the inboardend of hydraulic pusher connects with slideway is movable, and the working end of hydraulic pusher contacts with the hopper of every hole pit kiln; Every hole slope-tunnel pit kiln comprises hopper, shaping mould, preheating chamber, volatilization chamber, coking chamber, side combusion chamber, bottom fire channel, hp heat exchanger, hot water exchanger, vapour seasoning pipe, flue and manhole cover, hopper is located at the top of pit kiln, the one end contacts with the working end of hydraulic pusher, and the other end is connected with shaping mould; Shaping mould be located at hopper below, the one end is connected with hopper, the other end is connected with preheating chamber; Preheating chamber is located at the middle and upper part of pit kiln, the one end is connected with shaping mould, and the other end is connected with coking chamber, is provided with the volatilization chamber of collecting chemical by-product on the top of preheating chamber, end top in the volatilization chamber is provided with the outlet of extracting byproduct, is provided with the side combusion chamber in the both sides of preheating chamber; Coking chamber is located at the middle and lower part of pit kiln, the one end is connected with preheating chamber, the other end is connected with hp heat exchanger, top at coking chamber is provided with upper combustion chamber, be provided with the side combusion chamber that is connected with upper combustion chamber through passage in the both sides of coking chamber, bottom at preheating chamber and coking chamber is provided with bottom fire channel, and bottom fire channel communicates by the side combusion chamber of passage with preheating chamber and coking chamber, and the volatilization chamber of the upper combustion chamber of coking chamber and preheating chamber is separated by tongue envelope brick; Hp heat exchanger is located at the bottom of pit kiln, and the one end is connected with coking chamber, and the other end is connected with hot water exchanger, and the top of hp heat exchanger is provided with smoke outlet, and both sides are provided with the side flue, and the bottom is provided with into burner; Advance burner and be connected with smoke outlet, advance burner and be connected with the bottom fire channel of coking chamber through the side flue; Be provided with hot water exchanger below hp heat exchanger, hot water exchanger is connected by high-pressure hydraulic pump with hp heat exchanger; Manhole cover is located at the bottom of pit kiln, and the one end is connected with hot water exchanger, and the other end is connected with the coke groove; The vapour seasoning pipe is located at the flue internal upper part, and the one end is connected with vapor outlet port on the hp heat exchanger, and the other end is connected with steam turbine, and flue is located at the bottom of pit kiln and is connected with the smoke outlet of hp heat exchanger.
2, multifunctional slope-tunnel coke oven according to claim 1 is characterized in that: the furnace wall between preheating chamber and the volatilization chamber is lattice shape furnace wall, and preheating chamber is communicated with the volatilization chamber, and the furnace wall between preheating chamber and the side combusion chamber is the sealing furnace wall.
3, multifunctional slope-tunnel coke oven according to claim 1 is characterized in that: the furnace wall between coking chamber and the upper combustion chamber is lattice shape furnace wall, and coking chamber is communicated with upper combustion chamber, and the furnace wall between coking chamber and the side combusion chamber is the break joint furnace wall.
4, multifunctional slope-tunnel coke oven according to claim 1; It is characterized in that: also be provided with watermark on the described hp heat exchanger, manometric safety valve and wash water valve are housed, watermark is located at a side of hp heat exchanger, and safety valve is located at the top of hp heat exchanger, and wash water valve is located at the bottom of hp heat exchanger.
5, multifunctional slope-tunnel coke oven according to claim 1 is characterized in that: the inboardend of described hydraulic pusher connects with the activity of slideway for being slidingly connected or rolling connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN96120210A CN1049917C (en) | 1996-10-21 | 1996-10-21 | Multifunctional slope-tunnel coke oven |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN96120210A CN1049917C (en) | 1996-10-21 | 1996-10-21 | Multifunctional slope-tunnel coke oven |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1153808A true CN1153808A (en) | 1997-07-09 |
| CN1049917C CN1049917C (en) | 2000-03-01 |
Family
ID=5126183
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN96120210A Expired - Fee Related CN1049917C (en) | 1996-10-21 | 1996-10-21 | Multifunctional slope-tunnel coke oven |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1049917C (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100422634C (en) * | 2001-07-17 | 2008-10-01 | 鲁效启 | Kiln type boiler for heating coke |
| CN101314715B (en) * | 2007-05-30 | 2013-05-08 | 山东科技大学 | Double-layer charing chamber type coke oven with wedged bottom |
| CN104836374A (en) * | 2015-05-15 | 2015-08-12 | 成都中冶节能环保工程有限公司 | Alarm type coke oven waste heat recovery power generation system based on power supply adjustment circuit |
| CN104883002A (en) * | 2015-05-17 | 2015-09-02 | 成都中冶节能环保工程有限公司 | Wet protection coke oven waste heat power generation system based on power voltage regulating circuit |
| CN104917337A (en) * | 2015-05-17 | 2015-09-16 | 成都中冶节能环保工程有限公司 | Power source adjustment circuit-based wet protection type coke oven waste heat power generation system |
| CN114621774A (en) * | 2022-04-18 | 2022-06-14 | 东营派克赛斯石油装备有限公司 | Coke oven with inclined carbonization chamber based on petroleum preparation |
| CN117363367A (en) * | 2023-11-02 | 2024-01-09 | 乌海市榕鑫能源实业有限责任公司 | Intelligent coking method and device |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2637564C3 (en) * | 1976-08-20 | 1979-02-01 | Et. Capitrop, Vaduz | Process and inclined chamber furnace for coking flowable carbonaceous goods |
| US4047251A (en) * | 1976-09-20 | 1977-09-13 | Arbrook, Inc. | Glove and form and method for making same |
-
1996
- 1996-10-21 CN CN96120210A patent/CN1049917C/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100422634C (en) * | 2001-07-17 | 2008-10-01 | 鲁效启 | Kiln type boiler for heating coke |
| CN101314715B (en) * | 2007-05-30 | 2013-05-08 | 山东科技大学 | Double-layer charing chamber type coke oven with wedged bottom |
| CN104836374A (en) * | 2015-05-15 | 2015-08-12 | 成都中冶节能环保工程有限公司 | Alarm type coke oven waste heat recovery power generation system based on power supply adjustment circuit |
| CN104883002A (en) * | 2015-05-17 | 2015-09-02 | 成都中冶节能环保工程有限公司 | Wet protection coke oven waste heat power generation system based on power voltage regulating circuit |
| CN104917337A (en) * | 2015-05-17 | 2015-09-16 | 成都中冶节能环保工程有限公司 | Power source adjustment circuit-based wet protection type coke oven waste heat power generation system |
| CN114621774A (en) * | 2022-04-18 | 2022-06-14 | 东营派克赛斯石油装备有限公司 | Coke oven with inclined carbonization chamber based on petroleum preparation |
| CN117363367A (en) * | 2023-11-02 | 2024-01-09 | 乌海市榕鑫能源实业有限责任公司 | Intelligent coking method and device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1049917C (en) | 2000-03-01 |
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