CN218108725U - Coke oven tedge graphite cleaning device - Google Patents
Coke oven tedge graphite cleaning device Download PDFInfo
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- CN218108725U CN218108725U CN202222669408.0U CN202222669408U CN218108725U CN 218108725 U CN218108725 U CN 218108725U CN 202222669408 U CN202222669408 U CN 202222669408U CN 218108725 U CN218108725 U CN 218108725U
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Abstract
The utility model discloses a graphite cleaning device for a coke oven ascending pipe, which comprises a lifting frame movably connected on a movable mounting platform, an air inlet pipe fixedly connected with the lifting frame, a high-temperature-resistant alloy spray head fixedly connected with one end of the air inlet pipe and an air compressor or an air blower communicated with the air inlet pipe; the high-temperature-resistant alloy sprayer is arranged in a direction perpendicular to the ground, a plurality of air injection holes are formed in the sprayer, and the movable installation platform, the lifting frame, the air compressor or the air blower are connected with a remote control system. Through the mode, the high-efficiency cleaning of the graphite of the ascending pipe of the coke oven is realized by controlling the displacement of the movable mounting platform, the lifting of the lifting frame and the air pressure in the air inlet pipe and remotely and mechanically automatically controlling the high-temperature-resistant alloy nozzle in an air blowing mode, and the problems of high labor intensity, high potential safety hazard of the operation environment, poor cleaning effect and the like caused by the manual cleaning mode in the prior art are avoided. The device simple structure, practicality are strong, the clearance is effectual, are fit for popularizing and applying.
Description
Technical Field
The utility model relates to a coke oven production technical field especially relates to a coke oven tedge graphite cleaning device.
Background
The coke oven ascending pipe is a channel for connecting raw coke oven gas in a coking coal carbonization process in a coke oven to a gas collecting pipe (a container for collecting the gas in a centralized manner), certain macromolecular hydrocarbon compounds in the raw coke oven gas are decomposed continuously to generate a certain amount of methane and other carbon-containing organic matters, the methane and the carbon-containing organic matters are cracked finally under the action of high temperature to separate out free carbon and hydrogen, the free carbon is attached to oven wall bricks and the ascending pipe, graphite is finally formed after a period of time, the free carbon is deposited to form graphite when passing through the ascending pipe, if the graphite is not cleaned in time, the graphite is thicker and thicker, the ascending pipe is blocked seriously, so that the gas generated by the coke oven cannot be led out, the smoke is generated all around the oven body, the coal charging operation cannot be finished, the normal production operation of the coke oven is influenced, and the graphite in the ascending pipe must be cleaned in time.
At present, the graphite cleaning of the ascending pipe of the coke oven adopts the manual work to erect the steel pipe, and compressed air is introduced into the pipeline to accelerate the combustion of the graphite attached in the ascending pipe, and finally the graphite is separated out from the ascending pipe so as to ensure the smoothness and no blockage in the ascending pipe. When manual cleaning is carried out, the graphite effect of the ascending pipe is poor due to the fact that the ascending pipe is high in distance from a cleaner, tools used for manual cleaning are long, the used pipeline is heavy, high-temperature environments are prone to deformation, and a joint for connecting the steel pipe is prone to damage in the use of compressed air, the middle lower portion of the ascending pipe cannot be cleaned, and cleaning is incomplete; meanwhile, the temperature in the ascending pipe is about 800 ℃, the danger of burning and falling from high altitude exists when the ascending pipe is stood during manual cleaning, and the cleaning labor intensity of personnel is high.
In view of the above, there is a need to improve the existing cleaning device for graphite of the ascending pipe of the coke oven to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to adopt remote operation machinery to clean the mode and replace artifical clearance, use the mode that high temperature resistant alloy shower nozzle sweeps through compressed air to replace the tedge graphite clearance mode of ordinary steel pipe to showing and having promoted the clearance effect, greatly alleviateed worker's intensity of labour, improved worker's operation environment, burn when avoiding artifical the cleaning, the emergence of accidents such as the high altitude falls.
In order to achieve the above object, the utility model provides a following technical scheme:
a graphite cleaning device for a coke oven ascending pipe comprises a lifting frame movably connected to a movable mounting platform, an air inlet pipe fixedly connected with the lifting frame, a high-temperature-resistant alloy spray head fixedly connected with one end of the air inlet pipe and an air compressor or an air blower communicated with the air inlet pipe;
the high-temperature-resistant alloy nozzle is perpendicular to the ground direction and is provided with a plurality of air injection holes.
As a further improvement, the movable mounting platform is connected with the crane and the air compressor or the air blower is connected with the remote control system.
As a further improvement of the utility model, the intake pipe with high temperature resistant alloy shower nozzle passes through flange joint.
As a further improvement, the flange joint is provided with a filter screen.
As a further improvement, the mobile installation platform is connected with a plurality of slides perpendicularly, the crane passes through electric putter and realizes following the slide reciprocates.
As a further improvement, the movable mounting platform is connected with a linear transmission motor.
As a further improvement of the utility model, the high-temperature-resistant alloy nozzle is a molybdenum alloy nozzle.
As a further improvement of the utility model, a plurality of air vents are evenly distributed around the high-temperature-resistant alloy nozzle.
As a further improvement, the mobile installation platform is provided with a protective cover, the protective cover is covered on the outer side of the lifting frame, the air inlet pipe transversely runs through the protective cover with the mobile installation platform is provided with a lifting frame fixedly connected with the lifting frame.
As a further improvement of the utility model, the other end of intake pipe is provided with and is used for balancing the counter weight part of high temperature resistant alloy shower nozzle one end weight.
The utility model discloses a technological effect and advantage:
the graphite cleaning device for the ascending pipe of the coke oven of the utility model is provided with the lifting frame movably connected on the movable mounting platform, the air inlet pipe fixedly connected with the lifting frame, the high temperature resistant alloy spray head fixedly connected with one end of the air inlet pipe and the air compressor or the air blower communicated with the air inlet pipe; meanwhile, the high-temperature-resistant alloy nozzle is arranged in a direction perpendicular to the ground, and a plurality of air injection holes are formed in the nozzle. Therefore, the automatic efficient cleaning process of the graphite of the ascending pipe of the coke oven is realized by controlling the displacement of the movable mounting platform, the lifting of the lifting frame and the air pressure in the air inlet pipe in a manner of blowing and sweeping the high-temperature-resistant alloy nozzle by air in the whole process in a mechanized manner, and the problems of high labor intensity, high potential safety hazard of the operating environment, poor cleaning effect and the like caused by the conventional manual cleaning mode are solved.
The utility model discloses a coke oven tedge graphite cleaning device through all connecting remote control system with removal installation platform, crane, air compressor or air-blower. The whole mechanical cleaning process of remote control has further been realized to make this device's practicality stronger.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
Drawings
FIG. 1 is a schematic structural view of a graphite cleaning device for an ascending pipe of a coke oven according to the present invention;
FIG. 2 is a schematic view of the overall structure of the graphite cleaning device for the ascending pipe of the coke oven of the present invention when used for cleaning a coke oven;
reference numerals
1. Moving the mounting platform; 2. a lifting frame; 3. an air inlet pipe; 4. a high temperature resistant alloy nozzle; 5. a slideway; 6. an electric push rod; 7. a protective cover; 8. a weight member; 9. a stamp-charging coke oven.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In order to solve the defects of the prior art, the utility model discloses a graphite cleaning device for an ascending pipe of a coke oven, which is shown in figure 1 and comprises a lifting frame 2 movably connected on a movable mounting platform 1, an air inlet pipe 3 fixedly connected with the lifting frame 2, a high temperature resistant alloy spray head 4 fixedly connected with one end of the air inlet pipe 3 and an air compressor or a blower communicated with the air inlet pipe 3; wherein, refractory alloy shower nozzle 4 sets up perpendicular to ground direction, and refractory alloy shower nozzle 4 is provided with a plurality of fumaroles all around. Through the mode, the graphite attached to the ascending pipe of the coke oven is thoroughly cleaned in a mode of air blowing by controlling the displacement of the movable mounting platform 1, the lifting frame 2 and the air pressure in the air inlet pipe 3 through the whole-process mechanical control of the high-temperature-resistant alloy nozzle, and the problems of high labor intensity, severe operation environment, high potential safety hazard, poor cleaning effect and the like caused by the conventional manual cleaning mode are effectively solved.
Further, remove mounting platform 1, crane 2, air compressor or air-blower and all can connect remote control system, so, the clearance personnel can realize the whole mechanical cleaning process of remote control through clicking the control interface, further strengthen the portability that this design device used, make the practicality of this device stronger.
Further, flange joint can be adopted between intake pipe 3 and the high temperature resistant alloy shower nozzle 4 to convenient dismantle high temperature resistant alloy shower nozzle 4 from intake pipe 3 at any time, be convenient for subsequent clearance and change.
Furthermore, a metal filter screen is arranged at the joint of the flanges, so that dust and impurities in the ascending pipe cannot enter the spray head and block the air injection hole, and the service life of the high-temperature-resistant alloy spray head 4 is prolonged.
Further, a plurality of slide ways 5 are vertically connected to the movable mounting platform 1, and the lifting frame 2 can move up and down along the slide ways 5 through an electric push rod 6. In the embodiment of the invention, the slide ways 5 are distributed at four corners of the movable mounting platform 1, the lifting frame 2 is sleeved on the four slide ways 5, and the electric push rod 6 is controlled to realize stable up-and-down movement, so that the air inlet pipe 3 and the high-temperature-resistant alloy spray head 4 fixed on the lifting frame are driven to realize the longitudinal movement process, further, the longitudinal thorough purging of the whole ascending pipe is facilitated, and the cleaning effect is ensured. In addition, the gas injection holes can be uniformly distributed around the top of the spray head, so that the uniformity of high-pressure gas outlet is fully ensured, and the high efficiency and no dead angle in the cleaning process are ensured.
Further, the movable mounting platform 1 is connected with a linear transmission motor, so that the movable mounting platform 1 can be pushed by the linear transmission motor to convey the high-temperature-resistant alloy nozzle 4 to a flue of an ascending pipe of a coke oven needing cleaning, the entering position of the nozzle is adjusted according to the specific position of graphite in the ascending pipe, and the transverse position moving process is realized.
Specifically, the high-temperature-resistant alloy nozzle 4 is preferably set to be a molybdenum alloy nozzle, and the molybdenum alloy has a melting point as high as 3000 ℃ and high strength at high temperature, so that the high-temperature-resistant alloy nozzle is suitable for working in a high-temperature environment, and the problem that the nozzle is easy to damage due to high-temperature deformation and overlarge air pressure is effectively avoided. The air compressor or the blower can continuously and stably supply air to the position needing to be cleaned, the cleaning quality and efficiency are ensured, and the service life of the device is prolonged.
Specifically, the air inlet pipe 3 may be made of a stainless steel pipe, or may be made of other materials which are resistant to high temperature and are not easily deformed.
In the embodiment provided by the invention, the periphery of the movable mounting platform 1 is also provided with a protective cover 7 for protecting all mounting parts on the whole movable mounting platform 1, reducing the heat radiation thereof, prolonging the service life of an internal motor and the like, and simultaneously realizing the functions of dust prevention and the like. Specifically, the air inlet pipe 3 transversely penetrates through the protective cover 7 and is fixedly connected with the lifting frame 2 on the movable mounting platform 1, and the other end of the air inlet pipe 3 is also provided with a counterweight component 8 for balancing the weight of the high-temperature-resistant alloy spray nozzle 4 at one end of the pipeline.
The use method of the graphite cleaning device for the ascending pipe of the coke oven provided by the invention is described in detail below by taking an example that a 5.5 m tamping coke oven 9 adopts the ascending pipe graphite cleaning device with a molybdenum alloy nozzle to clean graphite in the ascending pipe:
referring to fig. 2, a graphite cleaning device for an ascending pipe with a molybdenum alloy nozzle is installed above a platform of a coke barrier vehicle on one side of the ascending pipe, the coke barrier vehicle stops running until the furnace number of graphite to be cleaned is reached, the cleaning device is aligned with the furnace number to be cleaned, and then a furnace door is taken down to start operating the cleaning device to clean the graphite, and the specific operation steps are as follows:
(1) Remote interface operation, start the linear drive motor of control X direction (horizontal), transport the molybdenum alloy shower nozzle to in the tedge flue to be located the horizontal position that needs the clearance graphite, to this embodiment, the mobile stroke of X direction is 2m, can handle the position adjustment shower nozzle entering position of tedge graphite according to needs during specific application.
(2) Remote interface operation, start the electric putter of control Y direction (vertical) and drive the molybdenum alloy shower nozzle that has got into the tedge flue and move upwards, guarantee that the molybdenum alloy shower nozzle is closer to the longitudinal position that needs clearance graphite, and to this embodiment, the movement stroke of Y direction is 0.6-0.8 m, can suitably raise or reduce the molybdenum alloy shower nozzle height according to the position that needs to handle tedge graphite during specific application.
(3) In the embodiment, when the pressure of the air compressor reaches 0.5-1.0Mpa, a nozzle of the device starts to spray compressed air, and compressed air blowing is performed on a part needing to clean graphite of the ascending pipe, so that the separation of the graphite attached to the ascending pipe is accelerated, and the efficient cleaning of the graphite in the ascending pipe is realized.
(4) And (3) manually checking the cleaning position, after the position of the ascending pipe, which needs to clean the graphite, is completely cleaned, remotely controlling the operation interface again to sequentially stop the compressor (or the blower) and withdraw the spray head according to the reverse sequence of the steps, and operating the coke guide to close the cleaning furnace door.
(5) After the coke guide car is driven to the overhaul area, the main equipment parts of the ascending pipe cleaning device are manually checked, whether the molybdenum alloy spray head is blocked or not and whether the supporting equipment is damaged or not are mainly checked, and if the molybdenum alloy spray head is damaged, the ascending pipe cleaning device is timely replaced.
To sum up, the graphite cleaning device for the ascending pipe of the coke oven of the utility model is provided with the lifting frame movably connected on the movable mounting platform, the air inlet pipe fixedly connected with the lifting frame, the high temperature resistant alloy spray head fixedly connected with one end of the air inlet pipe and the air compressor or the air blower communicated with the air inlet pipe; meanwhile, the high-temperature-resistant alloy nozzle is arranged in a direction perpendicular to the ground, and a plurality of air injection holes are formed in the nozzle. Therefore, the automatic efficient cleaning process of the graphite of the ascending pipe of the coke oven is realized by controlling the displacement of the movable mounting platform, the lifting of the lifting frame and the air pressure in the air inlet pipe in a manner of blowing and sweeping the high-temperature-resistant alloy nozzle by air in the whole process in a mechanized manner, and the problems of high labor intensity, high potential safety hazard of the operating environment, poor cleaning effect and the like caused by the conventional manual cleaning mode are solved. In addition, the mobile installation platform, the lifting frame, the air compressor or the air blower are connected with a remote control system. The whole mechanical cleaning process of remote control has further been realized to make this device's practicality stronger.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (10)
1. The graphite cleaning device for the ascending pipe of the coke oven is characterized by comprising a lifting frame (2) movably connected to a movable mounting platform (1), an air inlet pipe (3) fixedly connected with the lifting frame (2), a high-temperature-resistant alloy spray head (4) fixedly connected with one end of the air inlet pipe (3) and an air compressor or a blower communicated with the air inlet pipe (3);
the high-temperature-resistant alloy nozzle (4) is perpendicular to the ground, and a plurality of air injection holes are formed in the high-temperature-resistant alloy nozzle (4).
2. The coke oven riser graphite cleaning apparatus of claim 1,
the movable installation platform (1), the lifting frame (2) and the air compressor or the air blower are all connected with a remote control system.
3. The coke oven riser graphite cleaning apparatus of claim 1 or 2,
the air inlet pipe (3) is connected with the high-temperature-resistant alloy spray head (4) through a flange.
4. The coke oven riser graphite cleaning apparatus of claim 3,
and a filter screen is arranged at the joint of the flanges.
5. The coke oven riser graphite cleaning apparatus of claim 1,
the movable mounting platform is characterized in that a plurality of slideways (5) are vertically connected to the movable mounting platform (1), and the lifting frame (2) is vertically moved along the slideways (5) through an electric push rod (6).
6. The coke oven riser graphite cleaning apparatus of claim 1,
the movable mounting platform (1) is connected with a linear transmission motor.
7. The coke oven riser graphite cleaning apparatus of claim 1,
the high-temperature resistant alloy nozzle (4) is a molybdenum alloy nozzle.
8. The coke oven riser graphite cleaning apparatus of claim 1,
the plurality of air injection holes are uniformly distributed around the high-temperature-resistant alloy nozzle (4).
9. The coke oven riser graphite cleaning apparatus of claim 1,
remove and be provided with protection casing (7) on mounting platform (1), protection casing (7) cover is established the outside of crane (2), intake pipe (3) transversely run through protection casing (7) with remove on mounting platform (1) crane (2) fixed connection.
10. The coke oven riser graphite cleaning apparatus of claim 1,
and a counterweight component (8) used for balancing the weight of one end of the high-temperature-resistant alloy spray head (4) is arranged at the other end of the air inlet pipe (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222669408.0U CN218108725U (en) | 2022-10-11 | 2022-10-11 | Coke oven tedge graphite cleaning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222669408.0U CN218108725U (en) | 2022-10-11 | 2022-10-11 | Coke oven tedge graphite cleaning device |
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| Publication Number | Publication Date |
|---|---|
| CN218108725U true CN218108725U (en) | 2022-12-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222669408.0U Active CN218108725U (en) | 2022-10-11 | 2022-10-11 | Coke oven tedge graphite cleaning device |
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| Country | Link |
|---|---|
| CN (1) | CN218108725U (en) |
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2022
- 2022-10-11 CN CN202222669408.0U patent/CN218108725U/en active Active
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