CN112524965A - Coke oven flue capable of adjusting airflow and adjusting method - Google Patents
Coke oven flue capable of adjusting airflow and adjusting method Download PDFInfo
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- CN112524965A CN112524965A CN202011405831.9A CN202011405831A CN112524965A CN 112524965 A CN112524965 A CN 112524965A CN 202011405831 A CN202011405831 A CN 202011405831A CN 112524965 A CN112524965 A CN 112524965A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
- F27D17/004—Systems for reclaiming waste heat
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D19/00—Arrangements of controlling devices
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- General Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
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Abstract
The invention belongs to the field of coke ovens, in particular to a coke oven flue capable of adjusting airflow and an adjusting method, aiming at the problem that the temperature at a furnace end is difficult to rise because the inside of the existing coke oven flue is of a flat cavity structure and the whole smoke in a coke oven is evenly distributed, the flue airflow cannot be adjusted, the invention provides a scheme which comprises a coke oven main body and a flue main body, wherein one side of the coke oven main body is fixedly connected with a supporting plate, the top of the supporting plate is fixedly connected with an adjusting seat, the adjusting seat is provided with an installation cavity, one end of the flue main body extends into the installation cavity, the invention has reasonable structure and simple operation, two adjusting plates can be close to or far away from each other through a driving motor, the size of the airflow in the flue main body can be adjusted, the airflow dynamic pressure at the furnace end can be increased through changing the airflow, the gas flow of the blast furnace for heating the furnace head part is increased, thereby improving the temperature of the furnace end.
Description
Technical Field
The invention relates to the technical field of coke ovens, in particular to a coke oven flue capable of adjusting airflow and an adjusting method.
Background
Coke ovens, a furnace typically built of refractory bricks and refractory blocks, are used to char coal to produce coke. A furnace for refining coke by coal. Is the main thermal equipment for coking. The modern coke oven is a horizontal chamber type coke oven which mainly aims at producing metallurgical coke and can recover coking chemical products, and comprises an oven body and accessory equipment.
Patent No. CN110257082A discloses a coke oven flue gas back-distribution system, which comprises a waste gas back-distribution unit; the waste gas return distribution unit consists of a return main pipe, a red return main pipe, a green return main pipe, return branch pipes, a small flue connecting pipe and a flue gas return distribution fan; the top of the coke oven converging flue is provided with an air intake port connected with a return main pipe, the return main pipe is provided with a fan inlet regulating valve, a flue gas return fan, a fan outlet regulating valve and a flowmeter, the return main pipe is branched into a red return main pipe and a green return main pipe, the red return main pipe is provided with a red electric butterfly valve, and the green return main pipe is provided with a green electric butterfly valve; the red return main pipe and the green return main pipe are respectively connected with the corresponding small flues of the coke oven through the return branch pipes and the small flue connecting pipes; the red electric butterfly valve and the green electric butterfly valve are respectively interlocked with a waste gas oil cylinder in the coke oven exchange system for control. The system has simple structure, high safety and low overall equipment investment, and is convenient for the operation and maintenance of other equipment and pipelines in the production of the coke oven.
The patent with publication number is CN109307435A, which discloses a coke oven flue gas back-distribution system and a method, wherein the system comprises a machine side flue gas back-distribution unit and a coke side flue gas back-distribution unit; the 2 flue gas distribution units are respectively provided with a waste gas main pipe A and a waste gas main pipe B; one end of the waste gas main pipe A and one end of the waste gas main pipe B are connected with a flue gas outlet at the tail end of a smoke branch channel of the coke oven, and a waste gas shutter A and a waste gas shutter B which have small flues of the coke ovens with different airflow directions when the coke oven is heated are respectively connected with the other end of the waste gas main pipe A or the waste gas main pipe B; an on-line oxygen content analyzer is arranged at the small flue or the grate brick of the coke oven. According to the thermodynamic generation mechanism of NOX, the flue gas is led out from the tail end of the branch flue, is subjected to depletion by automatically exchanging and returning to the ascending air flow to reduce the generation amount of NOX, and the automatic control of waste gas return is realized according to the oxygen content value of the depleted ascending air flow; the system is simpler, and the safety and automatic control level are higher.
The flue of the existing coke oven is of a flat cavity structure, the whole smoke in the coke oven is distributed evenly, and the flue gas flow cannot be adjusted, so that the temperature at the position of a furnace end is difficult to rise.
Disclosure of Invention
The invention aims to solve the defects that the flue gas of the coke oven is internally provided with a flat cavity structure, the whole smoke gas in the coke oven is uniformly distributed, the flue gas flow cannot be adjusted, and the temperature at the oven end is difficult to rise in the prior art, and provides the flue gas flue of the coke oven capable of adjusting the gas flow and an adjusting method.
In order to achieve the purpose, the invention adopts the following technical scheme:
a coke oven flue capable of adjusting airflow comprises a coke oven main body and a flue main body, wherein one side of the coke oven main body is fixedly connected with a supporting plate, the top of the supporting plate is fixedly connected with an adjusting seat, an installation cavity is arranged on the adjusting seat, one end of the flue main body extends into the installation cavity, a connecting pipe is fixedly connected on the inner wall of one side of the installation cavity in a sealing manner, one end of the connecting pipe extends into the coke oven main body, a driving motor is fixedly connected on the inner wall of one side of the installation cavity, a rotating shaft is fixedly connected on an output shaft of the driving motor, two moving plates are symmetrically and threadedly connected on the rotating shaft, the threads of the two moving plates are opposite, two adjusting plates are symmetrically and slidably connected in the installation cavity, one sides of the two adjusting plates are respectively and fixedly, the bottom of two connecting rods all rotates with the top of fixed plate to be connected, the transmission is connected with the screw thread axle in the pivot, the bottom of screw thread axle rotates with the bottom inner wall of installation cavity to be connected, threaded connection has the screw thread board on the screw thread axle, one side of screw thread board and one side fixed connection of connecting plate can make two regulating plates be close to each other or keep away from each other through driving motor, and then can adjust the air current size in the flue main part, and through the inside air current pressure distribution that changes the flue main part, the air current dynamic pressure at increase furnace head position makes furnace head position heat with blast furnace gas volume increase to improve furnace head temperature.
Preferably, equal fixedly connected with rectangle seat on the top inner wall of installation cavity and the bottom inner wall, the spacing groove has all been seted up to one side that two rectangle seats are close to each other, and two equal sliding connection in the spacing groove have a limiting plate, and one side that two limiting plates are close to each other is respectively with one side fixed connection that two regulating plates kept away from each other, has set up rectangle seat, spacing groove and limiting plate, can carry on spacingly to the regulating plate for the regulating plate can stabilize and remove, can not take place the skew.
Preferably, the sliding groove is formed in the inner wall of the top of the mounting cavity, the tops of the two moving plates extend into the sliding groove and are in sliding connection with the inner wall of the top of the sliding groove, and the sliding groove can reduce friction force, so that the moving plates can move smoothly.
Preferably, bevel gears are fixedly sleeved on the rotating shaft and at the top end of the threaded shaft, the two bevel gears are meshed with each other, and the two bevel gears can provide power for the threaded shaft.
Preferably, two telescopic links of symmetry fixedly connected with on the bottom inner wall of installation cavity, the top of two telescopic links all with the bottom fixed connection of threading board, the telescopic link can carry on spacingly to the threading board, makes the threading board can only longitudinal movement, can not take place the offset.
A method for adjusting a coke oven flue capable of adjusting gas flow comprises the following steps:
s1, when the air flow of the flue main body needs to be adjusted, the power supply is switched on;
s2, starting the driving motor to make the driving motor rotate forward or backward, and making the output shaft of the driving motor rotate the rotating shaft 7;
s3, the fixing plate can move upwards or downwards under the action of the two connecting rods, and the threaded shaft can rotate through the two bevel gears while the rotating shaft rotates;
s4, because the screw shaft is connected with the screw plate by screw thread, the screw plate can be moved by the rotation of the screw shaft, and the connecting plate can be moved by the screw plate;
s5, the fixing plate and the connecting plate can respectively enable the two adjusting plates to be close to each other or far away from each other, and further the distance between the two adjusting plates can be adjusted;
and S6, adjusting the size of the airflow in the flue main body.
Further, in S2, since the rotating shaft is screwed to the two moving plates and the threads of the two moving plates are opposite, the rotating shaft rotates the two moving plates to move closer to or away from each other.
Further, in S6, the distribution of the airflow pressure inside the flue main body is changed to increase the airflow dynamic pressure at the furnace head portion, so that the amount of the blast furnace gas for heating the furnace head portion is increased, thereby increasing the furnace head temperature.
The invention has the beneficial effects that:
owing to set up driving motor, driving motor can make the pivot rotate, the pivot can make two movable plates be close to each other or keep away from each other, under the effect of two connecting rods, can make the fixed plate upwards or move down, the pivot pivoted simultaneously can also make the screw thread axle rotate, and then can make the screw thread board drive the connecting plate and move, fixed plate and connecting plate can make two regulating plates be close to each other or keep away from each other respectively, and then can adjust the distance between two regulating plates, thereby can adjust the air current size in the flue main part, like this through the inside air current pressure distribution of change flue main part, increase the air current dynamic pressure at furnace head position, make furnace head position heat with blast furnace gas volume increase, thereby improve furnace head temperature.
Due to the fact that the rectangular seat, the limiting groove and the limiting plate are arranged, the adjusting plate can be limited, the adjusting plate can stably move, and position deviation cannot occur.
The invention has reasonable structure and simple operation, can make the two adjusting plates approach to or separate from each other through the driving motor, further can adjust the size of the airflow in the flue main body, and increases the dynamic pressure of the airflow at the furnace head part by changing the pressure distribution of the airflow in the flue main body, so that the gas flow of the blast furnace for heating the furnace head part is increased, thereby improving the temperature of the furnace head.
Drawings
FIG. 1 is a schematic three-dimensional structure diagram of a coke oven flue capable of adjusting airflow according to the present invention;
FIG. 2 is a schematic structural diagram of a main view of a coke oven flue capable of adjusting gas flow according to the present invention;
FIG. 3 is a schematic sectional view of an adjusting seat of a coke oven flue capable of adjusting gas flow according to the present invention.
In the figure: the coke oven comprises a coke oven main body 1, a flue main body 2, an adjusting seat 3, a connecting pipe 4, an installation cavity 5, a driving motor 6, a rotating shaft 7, a moving plate 8, a connecting rod 9, an adjusting plate 10, a fixing plate 11, a threaded shaft 12, a threaded plate 13, a connecting plate 14, a rectangular seat 15, a limiting groove 16, a limiting plate 17, a bevel gear 18, a sliding groove 19 and a telescopic rod 20.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Example one
Referring to fig. 1-3, a coke oven flue capable of adjusting air flow comprises a coke oven main body 1 and a flue main body 2, one side of the coke oven main body 1 is fixedly connected with a supporting plate, the top of the supporting plate is fixedly connected with an adjusting seat 3, an installation cavity 5 is arranged on the adjusting seat 3, one end of the flue main body 2 extends into the installation cavity 5, a connecting pipe 4 is fixedly connected on the inner wall of one side of the installation cavity 5 in a sealing manner, one end of the connecting pipe 4 extends into the coke oven main body 1, a driving motor 6 is fixedly connected on the inner wall of one side of the installation cavity 5, a rotating shaft 7 is fixedly connected on an output shaft of the driving motor 6, two moving plates 8 are symmetrically and threadedly connected on the rotating shaft 7, the threads of the two moving plates 8 are opposite, two adjusting plates 10 are symmetrically and slidably, the bottoms of the two moving plates 8 are rotatably connected with connecting rods 9, the bottom ends of the two connecting rods 9 are rotatably connected with the top of a fixed plate 11, a threaded shaft 12 is connected to the rotating shaft 7 in a transmission manner, the bottom end of the threaded shaft 12 is rotatably connected with the inner wall of the bottom of the mounting cavity 5, a threaded plate 13 is connected to the threaded shaft 12 in a threaded manner, one side of the threaded plate 13 is fixedly connected with one side of a connecting plate 14, the two adjusting plates 10 can be close to or away from each other through a driving motor 6, so that the size of air flow in the flue main body 2 can be adjusted, the air flow dynamic pressure at the furnace head part is increased by changing the air flow pressure distribution in the flue main body 2, so that the amount of blast furnace gas for heating at the furnace head part is increased, the temperature of the furnace head is increased, due to the arrangement of the driving motor 6, the driving motor 6 can rotate, under the action of the two connecting rods 9, the fixing plate 10 can move upwards or downwards, the threaded shaft 12 can rotate while the rotating shaft 7 rotates, and further the threaded plate 13 can drive the connecting plate 14 to move, the fixing plate 11 and the connecting plate 14 can respectively enable the two adjusting plates 10 to be close to or away from each other, and further the distance between the two adjusting plates 10 can be adjusted, so that the size of air flow in the flue main body 2 can be adjusted, and thus the air flow pressure distribution in the flue main body 2 is changed, so that the air flow dynamic pressure at the furnace head part is increased, the air flow of the blast furnace for heating the furnace head part is increased, and the temperature of the furnace head is increased, and the adjusting plates 10 can be limited due to the arrangement of the rectangular seat 15, the limiting groove 16 and the limiting plate 17, so that the adjusting plates 10 can stably move without position deviation, the invention has reasonable structure and simple operation, can make two regulating plates 10 be close to each other or keep away from each other through driving motor 6, and then can adjust the air current size in flue main part 2, through changing the inside air current pressure distribution of flue main part 2, increase the air current dynamic pressure at furnace head position, make furnace head position heating increase with blast furnace gas volume to improve furnace head temperature.
Example two
According to the invention, the rectangular seats 15 are fixedly connected to the top inner wall and the bottom inner wall of the installation cavity 5, the limiting grooves 16 are formed in the sides, close to each other, of the two rectangular seats 15, the limiting plates 17 are connected to the two limiting grooves 16 in a sliding mode, the sides, close to each other, of the two limiting plates 17 are fixedly connected with the sides, far away from each other, of the two adjusting plates 10, the rectangular seats 15, the limiting grooves 16 and the limiting plates 17 are arranged, the adjusting plates 10 can be limited, the adjusting plates 10 can stably move, and position deviation cannot occur.
In the invention, the sliding groove 19 is formed in the inner wall of the top of the mounting cavity 5, the tops of the two moving plates 8 extend into the sliding groove 19 and are in sliding connection with the inner wall of the top of the sliding groove 19, and the sliding groove 19 can reduce friction force, so that the moving plates 8 can move more smoothly.
In the invention, bevel gears 18 are fixedly sleeved on the rotating shaft 7 and the top end of the threaded shaft 12, the two bevel gears 18 are meshed, and the two bevel gears 18 can provide power for the threaded shaft 12.
According to the invention, the inner wall of the bottom of the installation chamber 5 is symmetrically and fixedly connected with the two telescopic rods 20, the top ends of the two telescopic rods 20 are fixedly connected with the bottom of the thread plate 13, and the telescopic rods 20 can limit the thread plate 13, so that the thread plate 13 can only longitudinally move and can not generate position deviation.
The advantages of the invention are as follows:
owing to set up driving motor, driving motor can make the pivot rotate, the pivot can make two movable plates be close to each other or keep away from each other, under the effect of two connecting rods, can make the fixed plate upwards or move down, the pivot pivoted simultaneously can also make the screw thread axle rotate, and then can make the screw thread board drive the connecting plate and move, fixed plate and connecting plate can make two regulating plates be close to each other or keep away from each other respectively, and then can adjust the distance between two regulating plates, thereby can adjust the air current size in the flue main part, like this through the inside air current pressure distribution of change flue main part, increase the air current dynamic pressure at furnace head position, make furnace head position heat with blast furnace gas volume increase, thereby improve furnace head temperature.
Due to the fact that the rectangular seat, the limiting groove and the limiting plate are arranged, the adjusting plate can be limited, the adjusting plate can stably move, and position deviation cannot occur.
The invention has reasonable structure and simple operation, can make the two adjusting plates approach to or separate from each other through the driving motor, further can adjust the size of the airflow in the flue main body, and increases the dynamic pressure of the airflow at the furnace head part by changing the pressure distribution of the airflow in the flue main body, so that the gas flow of the blast furnace for heating the furnace head part is increased, thereby improving the temperature of the furnace head.
The invention also provides an adjusting method of the coke oven flue capable of adjusting the airflow, which comprises the following steps:
s1, when the air flow of the flue main body 2 needs to be adjusted, the power supply is switched on;
s2, the driving motor 6 is started to make the driving motor 6 rotate forward or backward, the output shaft of the driving motor 6 will make the rotating shaft 7 rotate, because the rotating shaft 7 is connected with the two moving plates 8 by screw thread, and the screw thread of the two moving plates 8 is opposite, the rotating shaft 7 will make the two moving plates 8 approach to or separate from each other by rotation;
s3, the fixing plate 11 can move upwards or downwards under the action of the two connecting rods 9, and the rotating shaft 7 can rotate and simultaneously rotate the threaded shaft 12 through the two bevel gears 18;
s4, since the screw shaft 12 is screwed with the screw plate 13, the screw plate 13 is moved by the rotation of the screw shaft 12, and the connection plate 14 is moved by the screw plate 13;
s5, the fixing plate 11 and the connecting plate 14 can respectively move the two adjusting plates 10 toward or away from each other, so that the distance between the two adjusting plates 10 can be adjusted;
and S6, adjusting the size of the airflow in the flue main body 2, and changing the airflow pressure distribution in the flue main body 2 to increase the airflow dynamic pressure at the furnace head part, so that the gas amount of the blast furnace for heating the furnace head part is increased, and the temperature of the furnace head is increased.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. A coke oven flue capable of adjusting airflow comprises a coke oven main body (1) and a flue main body (2), and is characterized in that one side of the coke oven main body (1) is fixedly connected with a supporting plate, the top of the supporting plate is fixedly connected with an adjusting seat (3), the adjusting seat (3) is provided with an installation cavity (5), one end of the flue main body (2) extends into the installation cavity (5), the inner wall of one side of the installation cavity (5) is fixedly connected with a connecting pipe (4) in a sealing manner, one end of the connecting pipe (4) extends into the coke oven main body (1), the inner wall of one side of the installation cavity (5) is fixedly connected with a driving motor (6), an output shaft of the driving motor (6) is fixedly connected with a rotating shaft (7), the rotating shaft (7) is symmetrically and threadedly connected with two moving plates (8), and the threads of the two moving plates, symmetrical sliding connection has two regulating plates (10) in installation cavity (5), and one side difference fixedly connected with fixed plate (11) and connecting plate (14) of two regulating plates (10), the bottom of two movable plates (8) all rotates and is connected with connecting rod (9), and the bottom of two connecting rods (9) all rotates with the top of fixed plate (11) to be connected, the transmission is connected with screw shaft (12) on pivot (7), the bottom of screw shaft (12) rotates with the bottom inner wall of installation cavity (5) to be connected, threaded connection has screw plate (13) on screw shaft (12), one side of screw plate (13) and one side fixed connection of connecting plate (14).
2. The coke oven flue capable of adjusting the airflow according to claim 1, wherein rectangular seats (15) are fixedly connected to the top inner wall and the bottom inner wall of the installation chamber (5), limiting grooves (16) are formed in the two rectangular seats (15) at the sides close to each other, limiting plates (17) are slidably connected to the two limiting grooves (16), and the sides close to each other of the two limiting plates (17) are fixedly connected to the sides far away from each other of the two adjusting plates (10).
3. The coke oven flue capable of adjusting the airflow of claim 1, wherein a chute (19) is formed on the inner wall of the top of the mounting chamber (5), and the tops of the two moving plates (8) extend into the chute (19) and are slidably connected with the inner wall of the top of the chute (19).
4. The coke oven flue with the adjustable gas flow of claim 1, wherein bevel gears (18) are fixedly sleeved on the rotating shaft (7) and at the top end of the threaded shaft (12), and the two bevel gears (18) are meshed.
5. The coke oven flue capable of adjusting the gas flow as claimed in claim 1, wherein the inner wall of the bottom of the installation chamber (5) is symmetrically and fixedly connected with two telescopic rods (20), and the top ends of the two telescopic rods (20) are fixedly connected with the bottom of the threaded plate (13).
6. A method of adjusting a flue of a coke oven utilizing an adjustable gas flow as claimed in claim 1, comprising the steps of:
s1, when the air flow of the flue main body (2) needs to be adjusted, the power supply is switched on;
s2, starting the driving motor (6) to make the driving motor (6) rotate forward or reversely, and making the output shaft of the driving motor (6) rotate the rotating shaft (7);
s3, the fixing plate (11) can move upwards or downwards under the action of the two connecting rods (9), and the threaded shaft (12) can rotate through the two bevel gears (18) while the rotating shaft (7) rotates;
s4, the screw shaft (12) is in threaded connection with the screw plate (13), so that the screw plate (13) can be moved by the rotation of the screw shaft (12), and the connecting plate (14) can be moved by the screw plate (13);
s5, the fixing plate (11) and the connecting plate (14) can respectively enable the two adjusting plates (10) to be close to each other or far away from each other, and further the distance between the two adjusting plates (10) can be adjusted;
s6, so that the size of the airflow in the flue main body (2) is adjusted.
7. The method for adjusting the gas flow-adjustable coke oven flue of claim 6, wherein in S2, because the rotating shaft (7) is screwed with the two moving plates (8) and the threads of the two moving plates (8) are opposite, the rotating shaft (7) rotates to make the two moving plates (8) approach each other or move away from each other.
8. The method of claim 6, wherein in S6, the distribution of the gas flow pressure inside the flue body (2) is changed to increase the gas flow dynamic pressure at the furnace head portion, thereby increasing the amount of the blast furnace gas for heating the furnace head portion and increasing the furnace head temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011405831.9A CN112524965A (en) | 2020-12-03 | 2020-12-03 | Coke oven flue capable of adjusting airflow and adjusting method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011405831.9A CN112524965A (en) | 2020-12-03 | 2020-12-03 | Coke oven flue capable of adjusting airflow and adjusting method |
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| CN112524965A true CN112524965A (en) | 2021-03-19 |
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| CN202011405831.9A Pending CN112524965A (en) | 2020-12-03 | 2020-12-03 | Coke oven flue capable of adjusting airflow and adjusting method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113089139A (en) * | 2021-04-07 | 2021-07-09 | 江西莱富纺织有限公司 | Air current weaving device of velocity of flow adjustable |
| CN113368633A (en) * | 2021-05-24 | 2021-09-10 | 剡宁 | Coke oven flue gas treatment system |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2605431Y (en) * | 2003-03-14 | 2004-03-03 | 李天瑞 | Coke oven flue-duct regulating valve |
| CN204265687U (en) * | 2014-11-12 | 2015-04-15 | 中冶焦耐工程技术有限公司 | There is multiple bottom flue structure that independently can control gas channel |
| CN209113811U (en) * | 2018-11-02 | 2019-07-16 | 刘元明 | A kind of vertical heat recovery coke oven |
| CN110511768A (en) * | 2019-09-03 | 2019-11-29 | 湖南千盟智能信息技术有限公司 | A kind of coke oven heating method for controlling combustion and system |
-
2020
- 2020-12-03 CN CN202011405831.9A patent/CN112524965A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2605431Y (en) * | 2003-03-14 | 2004-03-03 | 李天瑞 | Coke oven flue-duct regulating valve |
| CN204265687U (en) * | 2014-11-12 | 2015-04-15 | 中冶焦耐工程技术有限公司 | There is multiple bottom flue structure that independently can control gas channel |
| CN209113811U (en) * | 2018-11-02 | 2019-07-16 | 刘元明 | A kind of vertical heat recovery coke oven |
| CN110511768A (en) * | 2019-09-03 | 2019-11-29 | 湖南千盟智能信息技术有限公司 | A kind of coke oven heating method for controlling combustion and system |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113089139A (en) * | 2021-04-07 | 2021-07-09 | 江西莱富纺织有限公司 | Air current weaving device of velocity of flow adjustable |
| CN113368633A (en) * | 2021-05-24 | 2021-09-10 | 剡宁 | Coke oven flue gas treatment system |
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