CN113403090B - Smokeless coal charging car with smoke guiding function and using method thereof - Google Patents
Smokeless coal charging car with smoke guiding function and using method thereof Download PDFInfo
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- CN113403090B CN113403090B CN202110778906.6A CN202110778906A CN113403090B CN 113403090 B CN113403090 B CN 113403090B CN 202110778906 A CN202110778906 A CN 202110778906A CN 113403090 B CN113403090 B CN 113403090B
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- 239000003245 coal Substances 0.000 title claims abstract description 210
- 239000000779 smoke Substances 0.000 title claims abstract description 153
- 238000000034 method Methods 0.000 title claims abstract description 39
- 238000004140 cleaning Methods 0.000 claims abstract description 74
- 239000000571 coke Substances 0.000 claims abstract description 46
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 34
- 239000010959 steel Substances 0.000 claims abstract description 34
- 238000005303 weighing Methods 0.000 claims abstract description 15
- 230000007613 environmental effect Effects 0.000 claims abstract description 14
- 238000004378 air conditioning Methods 0.000 claims abstract description 9
- 230000001050 lubricating effect Effects 0.000 claims abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 32
- 239000000428 dust Substances 0.000 claims description 27
- 230000008569 process Effects 0.000 claims description 20
- 238000003763 carbonization Methods 0.000 claims description 15
- 238000007789 sealing Methods 0.000 claims description 11
- 238000005461 lubrication Methods 0.000 claims description 10
- 210000001503 joint Anatomy 0.000 claims description 7
- 230000007246 mechanism Effects 0.000 claims description 7
- 230000009471 action Effects 0.000 claims description 6
- 238000004880 explosion Methods 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 claims description 5
- 239000003638 chemical reducing agent Substances 0.000 claims description 4
- 238000005260 corrosion Methods 0.000 claims description 4
- 230000007797 corrosion Effects 0.000 claims description 4
- 238000007599 discharging Methods 0.000 claims description 4
- 239000000126 substance Substances 0.000 claims description 4
- 238000009825 accumulation Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 230000008901 benefit Effects 0.000 description 7
- 238000004939 coking Methods 0.000 description 2
- 238000004134 energy conservation Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 230000000391 smoking effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- 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
- C10B31/00—Charging devices
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- 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
- C10B43/00—Preventing or removing incrustations
- C10B43/02—Removing incrustations
- C10B43/04—Removing incrustations by mechanical means
- C10B43/06—Removing incrustations by mechanical means from conduits, valves or the like
-
- 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
- C10B43/00—Preventing or removing incrustations
- C10B43/14—Preventing incrustations
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Coke Industry (AREA)
Abstract
The invention provides a smokeless coal charging car with a smoke guiding function and a use method thereof, wherein the smokeless coal charging car works on the top of a coke oven, and comprises the following components: the device comprises a steel structure platform, a travelling device, a coal bucket device, a weighing system, a screw feeding device, a cab, an electric chamber, a hydraulic chamber, a lubricating system, a hydraulic system, a smoke guide pipe device, a furnace seat cleaning device, a furnace cover cleaning device, a cover uncovering device, a guide sleeve device, a flashboard device, an air circuit system, an air conditioning system, a sliding contactor device and an electric system. The invention is suitable for the development trend of large-scale coke ovens, has the functions of simultaneously charging coal and guiding smoke, solves the problem of smoke generation of charging coal, better realizes smokeless coal charging and has good environmental protection performance.
Description
Technical Field
The invention relates to the technical field of metallurgical coking, in particular to a smokeless coal charging car with a smoke guiding function and a use method thereof.
Background
Along with the continuous adjustment of national industrial policies, the coke oven is more and more strict in the aspect of environmental protection and energy conservation, and the coke oven is updated slowly, so that the environmental protection and energy conservation are required to meet the standard requirements of industry and industry.
The existing coal charging car only pumps the coal to the gas collecting tube through the single hole pressure regulation of the self carbonization chamber, and cannot meet the requirement of large-scale coke ovens, and the coal charging amount is large and generates more smoke dust. The top-loading coke oven smokeless coal loading device (patent number CN 103773396A), the coke oven coal loading vehicle with dry smoke purification (patent number CN 2319408Y), the top-loading coke oven coal loading vehicle (patent number CN 102965125A) and the dry dust removal coal loading vehicle (patent number CN 201071353Y) are all used for top-loading coke oven coal loading, and only have the coal loading function. U-tube smoke guide vehicle (patent No. CN 102863973A) suitable for both top loading and tamping processes is used for tamping coke oven smoke guide. An environment-friendly smokeless coal charging car with a smoke guiding function (patent number CN 208292929U) is suitable for a top-loading tamping dual-purpose coke oven, the coal charging function is used for the top-loading coke oven, the smoke guiding function is used for the tamping coke oven, and the two functions cannot be used simultaneously. The functions of coal loading and smoke guiding simultaneously cannot be met.
Thus, there is a strong market demand for coke ovens having both coal charging holes and smoke guiding holes. The invention develops a novel smokeless coal charging car technology with the smoke guiding function, which can be matched with the coke oven, is suitable for the large-scale coke oven, has the characteristic of large coal charging amount and more smoke dust, has the functions of simultaneously charging coal and guiding smoke, can simultaneously charge coal and guide smoke in each carbonization chamber, and can suck one part of smoke dust generated during charging to a gas collecting pipe through the single-hole pressure regulation of the carbonization chamber, and the other part of smoke dust is led into the adjacent carbonization chamber through a smoke guiding system, so that a large amount of smoke dust generated during charging coal is collected in an increased way, the problem of smoke dust generation during charging coal is solved, smokeless coal charging is better realized, the environmental protection performance is good, and the requirements of the large-scale coke oven on environmental protection are met.
Disclosure of Invention
According to the prior coal charging vehicle, the coal charging vehicle is pumped to the gas collecting tube only through the single hole pressure regulation of the self carbonization chamber, so that the technical problems that the coke oven is large in size, the coal charging amount is large, the generated smoke dust is large, and the coal charging and smoke guiding functions are not realized at the same time are solved. The invention mainly utilizes a steel structure platform, a traveling device, a coal bucket device, a weighing system, a screw feeding device, a cab, an electric chamber, a hydraulic chamber, a lubricating system, a hydraulic system, a smoke guiding pipe device, a furnace seat cleaning device, a furnace cover cleaning device, a cover uncovering device, a guide sleeve device, a flashboard device, a gas circuit system, an air conditioning system, a sliding contactor device and an electric system, thereby realizing simultaneous coal loading and smoke guiding, each carbonization chamber can simultaneously load coal and guide smoke, solving the problem of coal loading and smoke, better realizing smokeless coal loading and having good environmental protection performance.
The invention adopts the following technical means:
a smokeless coal truck having a smoke guiding function, comprising: the device comprises a steel structure platform, a traveling device, a coal bucket device, a weighing system, a screw feeding device, a cab, an electric chamber, a hydraulic chamber, a lubricating system, a hydraulic system, a smoke guide pipe device, a furnace seat cleaning device, a furnace cover cleaning device, a cover uncovering device, a guide sleeve device, a flashboard device, an air circuit system, an air conditioning system, a sliding contactor device and an electric system;
the smokeless coal charging car with the smoke guiding function works on the top of the coke oven, electricity is taken from the oven body through the sliding contactor device, and the smokeless coal charging car works together with the process of top-loading the coke oven;
the running device is arranged below the steel structure platform and is used for driving the whole smokeless coal charging car to run; the cab is arranged below the steel structure platform, the electric chamber and the hydraulic chamber are arranged above the steel structure platform, the hydraulic system, the lubrication system and the air circuit system are arranged in the hydraulic chamber, the hydraulic system provides power for an oil cylinder of the whole smokeless coal charging car, the lubrication system lubricates a lubrication point of the whole smokeless coal charging car, the air circuit system sweeps the steel structure platform, and the electric system is arranged in the electric chamber; the operation of each action unit of the smokeless coal charging car is completed in the cab by a driver, and the action units realize full-automatic operation and unit step sequence operation through an electric system and a hydraulic system; the air conditioning system adjusts the temperature of the cab, the electric room and the hydraulic room; the oil cylinders of the whole smokeless coal charging vehicle are arranged above the steel structure platform and far away from the high-temperature area;
the coal bucket device is arranged above the steel structure platform and is used for receiving coal below the coal tower, the weight of the coal in the coal bucket device is measured through the weighing system, the accurate control of the coal loading amount is realized, a reasonable coal loading curve is formed, the coal leveling time is shortened, and the overflow of smoke dust at a coal leveling port of the coke oven during coal loading is effectively inhibited; the screw feeding device is arranged below the coal bucket device, a speed reducing motor connected with the end part of the screw feeding device drives the screw feeding device to rotate, coal stored in the coal bucket device is discharged into the guide sleeve device through the gate plate device to enter the carbonization chamber, the guide sleeve device is fixed on the steel structure platform, and the gate plate device adopts a grab gate plate;
the uncovering device is arranged at the left side of the guide sleeve device and is used for driving the furnace cover of the furnace body to be separated from the furnace seat so as to finish uncovering; the furnace cover cleaning device is arranged on the upper side of the furnace cover and is used for cleaning the furnace cover; the furnace seat cleaning device is arranged on the right side of the guide sleeve device and is used for cleaning the furnace seat; the smoke guide pipe device is arranged at the first hole position on the coke side and is used for guiding smoke.
Further, the rubber springs are arranged at the joints of the travelling devices and the steel structure platforms, so that the impact of dynamic load on the furnace top of the coke oven in the travelling process of the smokeless coal charging car is effectively reduced.
Further, the guide sleeve device is coaxial with the coal charging hole, is fixed on the steel structure platform through a bracket, is provided with an oil cylinder IV and a guide sleeve which are connected, and the oil cylinder IV drives the guide sleeve to move up and down to be butted with the furnace seat in a spherical sealing mode, and is matched with the furnace body under negative pressure during coal charging operation; the guide sleeve device can also compensate alignment errors caused by positioning, furnace body deformation and the like, and ensures that the sealing is good and no smoke dust overflows during coal discharging.
Further, the smoke guide pipe device is arranged on the steel structure platform through the fixed support, a lifting oil cylinder, a roller wheel and a U-shaped pipe body connected with the lifting oil cylinder are arranged on the smoke guide pipe device, the water seal cover is fixed on the furnace body, the lifting oil cylinder drives the U-shaped pipe body to move into the water seal groove under the guiding of the roller wheel, the roller wheel is arranged on the fixed support, and the alignment precision in the lifting process of the smoke guide pipe device is improved;
the U-shaped pipe body is internally provided with a diffusing device, an explosion-proof cover and an adjusting turning plate, wherein the diffusing device and the explosion-proof cover are of safety measures, the diffusing device is used for discharging smoke dust remained in the pipe after smoke guiding is completed, the explosion of excessive accumulation is prevented, the explosion-proof cover is quickly opened when explosion occurs in the pipe in the smoke guiding process, equipment is prevented from being damaged, the adjusting turning plate adjusts the negative pressure in real time according to the pressure value in the smoke guiding process, the purpose that smoke is not generated in the coke oven production process, and the chemical products are not influenced is achieved, and the adjusting turning plate is driven by an oil cylinder V;
the U-shaped pipe body is in butt joint with the water seal cover in a water seal mode, so that the effect that smoke dust does not escape is achieved; in the smoke guiding process, the U-shaped pipe body is made of high-temperature-resistant corrosion-resistant stainless steel due to the fact that smoke temperature is high and open flame is involved.
Further, two sets of cover uncovering mechanisms are arranged in the smoke guiding pipe device and are arranged in the U-shaped pipe body, a cover uncovering oil cylinder and a cover uncovering gripper which are connected are arranged on the cover uncovering mechanisms, the cover uncovering gripper is used for grabbing a water seal cover, the cover uncovering oil cylinder is used for driving the lifting and opening and closing of the water seal cover, and the opening and closing of the water seal cover is carried out in the U-shaped pipe body, so that smoke dust in the link is prevented from overflowing.
Further, the roller group is installed below the smoke guide pipe device, the roller group is arranged on a track, when the side furnace is used for charging coal, the smoke guide pipe device is driven by the connected oil cylinder I to move a furnace distance on the track through the roller group, so that the side furnace is used for charging coal and guiding smoke simultaneously, and the environmental protection performance is improved.
Further, the uncovering device is provided with a cover uncovering machine and an oil cylinder III which are connected, the cover uncovering machine is provided with an electromagnet and a gear motor II which are connected, the oil cylinder III drives the cover uncovering machine to move, the electromagnet is in contact connection with the furnace cover, after the electromagnet generates magnetic force, the furnace cover is sucked, and the gear motor II rotates to separate the furnace cover from the furnace seat, so that the cover uncovering is completed.
Further, the furnace cover cleaning device is connected with an oil cylinder VI, the oil cylinder VI drives the furnace cover cleaning device to move and clamp the furnace cover, and meanwhile, a speed reducing motor II is started to enable the furnace cover to rotate so as to clean the furnace cover.
Further, the furnace seat cleaning device is provided with an oil cylinder II and a cleaning machine which are connected, the cleaning machine is provided with a gear motor I and a cleaning head which are connected, the oil cylinder II drives the cleaning machine to a working position, and the gear motor I drives the cleaning head to rotate to finish cleaning the furnace seat.
The invention also provides a using method of the smokeless coal charging vehicle with the smoke guiding function, which comprises the following steps:
step one, after a smokeless coal charging car with a smoke guiding function is positioned below a coal tower, coal is discharged from a coal outlet of the coal tower into a coal bucket device until the coal discharge amount reaches the requirement;
step two, driving the whole smokeless coal charging vehicle to move to an N-numbered carbonization chamber to be charged with coal by a running device, and braking by the running device;
step three, the cover uncovering device starts uncovering, the oil cylinder III drives the cover uncovering machine to enable the electromagnet to be in contact with the furnace cover, after the electromagnet generates magnetic force, the electromagnet sucks the furnace cover, the speed reducing motor II is started to enable the furnace cover to rotate and separate from the furnace seat, and then the oil cylinder III drives the cover uncovering machine and the furnace cover to reach the cleaning position of the furnace cover to clean the furnace cover; meanwhile, a lifting oil cylinder of the smoke guide pipe device drives the U-shaped pipe body to descend into the water seal groove, and after the U-shaped pipe body is in place, the cover uncovering grip grabs the water seal cover, and the cover uncovering oil cylinder drives the water seal cover to be lifted to a working position;
fourthly, the oil cylinder VI acts to enable the furnace cover cleaning device to clamp the furnace cover, the gear motor II is started to enable the furnace cover to rotate to finish cleaning the furnace cover, and the oil cylinder VI drives the furnace cover cleaning device to retract to the initial position;
step five, the oil cylinder III drives the cover uncovering machine and the furnace cover to withdraw to the initial position;
step six, an oil cylinder II of the furnace seat cleaning device drives the cleaning machine to reach a cleaning position, a speed reducing motor is started to drive a cleaning head to rotate, the furnace seat is cleaned, after the furnace seat is cleaned, the speed reducing motor is closed, and the oil cylinder II drives the cleaning machine to return to an initial position;
step seven, the oil cylinder IV drives the guide sleeve device to descend and seal with the spherical surface of the furnace seat;
step eight, opening a grab gate;
step nine, starting a two-in-one speed reducer, driving a spiral feeder device to start coal loading, weighing and displaying the coal loading amount in real time by a weighing system, sending a signal when the coal loading is finished, and closing the two-in-one speed reducer, wherein the spiral feeder device stops working;
step ten, closing the grab type flashboard;
step eleven, the oil cylinder IV drives the guide sleeve device to return to the initial position;
step twelve, closing a furnace cover by a cover uncovering device, driving a cover uncovering machine to a closing position of the furnace cover by an oil cylinder III, separating an electromagnet from the furnace cover after power failure, and driving the cover uncovering machine to return to an initial position by the oil cylinder III; simultaneously, the uncovering oil cylinder falls down to close the water seal cover, and the lifting oil cylinder drives the U-shaped pipe body to rise to an initial position;
thirteen, driving the whole smokeless coal charging vehicle to the lower part of the coal tower by the running device to receive coal; so far, the smokeless coal charging vehicle with the smoke guiding function completes a coal charging cycle.
Compared with the prior art, the invention has the following advantages:
1. the smokeless coal charging car with the smoke guiding function and the use method thereof are suitable for the development trend of large-scale coke ovens, have the functions of simultaneously charging coal and guiding smoke, can simultaneously charge coal and guide smoke in each carbonization chamber, solve the problem of smoke generated in charging coal, better realize smokeless coal charging and have good environmental protection performance.
2. The smokeless coal charging vehicle with the smoke guiding function and the use method thereof provided by the invention have the advantages that the smoke guiding pipe device is provided with the pressure-adjusting turning plate, the negative pressure can be adjusted in real time according to the magnitude of the negative pressure value in the smoke guiding process, the structure is simple, the operation is convenient, and the performance is stable and reliable. The purpose of not smoking and affecting chemical products in the production process of the coke oven can be achieved, and the method is more suitable for the requirements of environmental protection and market.
3. The smokeless coal charging car with the smoke guiding function and the use method thereof provided by the invention have high automation and integration degree, and the labor intensity of workers is reduced.
4. According to the smokeless coal charging vehicle with the smoke guiding function and the application method thereof, all the oil cylinders are arranged above the steel structure platform and far away from a high-temperature area.
5. According to the smokeless coal charging car with the smoke guiding function and the use method thereof, the coal charging guide sleeve is in butt joint with the furnace seat by adopting spherical sealing, the smoke guiding pipe device is in water sealing butt joint, a certain degree of errors can be adapted, and the smoke guiding pipe device is matched with the negative pressure of the furnace body, so that no smoke dust overflows in the coal charging process, and the smokeless coal charging car is environment-friendly and energy-saving.
6. According to the smokeless coal charging car with the smoke guiding function and the application method thereof, the coal charging guide sleeve, the U-shaped pipe body, the adjusting turning plate and the uncovering grip are made of high-temperature-resistant and corrosion-resistant materials, and the smokeless coal charging car is suitable for working conditions.
7. The smoke-free coal charging car with the smoke guiding function and the use method thereof provided by the invention have the advantages that the smoke guiding pipe device is provided with the diffusing device and the explosion-proof cover, and the smoke guiding is safe and reliable.
8. According to the smokeless coal charging vehicle with the smoke guiding function and the use method thereof, the smoke guiding pipe device is opened and closed after the U-shaped pipe body falls into the water sealing groove for sealing, so that the smoking link during uncovering is reduced, and the smoke and dust overflow is controlled.
9. The smoke-guide-tube-device-based smokeless coal charging car with the smoke guide function and the use method thereof provided by the invention have the advantages that the smoke guide tube device is operated up and down by adopting a structure form of driving in the middle of a lifting oil cylinder and guiding by guide wheels in roller groups at two sides, the control is simple, the operation is stable, the blockage is avoided, and the alignment precision is high. The smoke guide pipe device can move, and the side furnace can also realize coal loading and smoke guide.
In conclusion, the technical scheme of the invention can solve the problems that the existing coal charging vehicle only pumps the coal charging vehicle to the gas collecting tube through the single-hole pressure regulation of the self carbonization chamber, cannot meet the requirement of large-scale coke ovens, generates more smoke dust when the coal charging amount is large, and does not have the functions of simultaneously charging coal and guiding smoke.
Based on the reasons, the invention can be widely popularized in the fields of metallurgical coking and the like.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings may be obtained according to the drawings without inventive effort to a person skilled in the art.
Fig. 1 is a top view of a smokeless coal truck with smoke guiding function of the present invention.
Fig. 2 is a view at A-A in fig. 1.
Fig. 3 is a view at B-B in fig. 1.
In the figure: 1. a steel structure platform; 2. a running device; 3. a coal bucket device; 4. a weighing system; 5. a screw feeder; 6. a cab; 7. an electric chamber; 8. a hydraulic chamber; 9. a lubrication system; 10. a hydraulic system; 11. a smoke guide pipe device; 12. a track; 13. uncovering the oil cylinder; 14. an oil cylinder I; 15. uncovering the grip; 16. a furnace seat cleaning device; 17. a cleaning machine; 18. a speed reducing motor I; 19. an oil cylinder II; 20. an electromagnet; 21. a cover uncovering machine; 22. a gear motor II; 23. uncovering device; 24. an oil cylinder III; 25. a cleaning head; 26. a guide sleeve device; 27. an oil cylinder IV; 28. a bracket; 29. grab type flashboard; 30. the gas circuit system; 31. an air conditioning system; 32. a trolley device; 33. a roller set; 34. a lifting cylinder; 35. a fixed bracket; 36. adjusting the turning plate; 37. a roller; 38. an explosion-proof cover; 39. a U-shaped pipe body; 40. a diffusing device; 41. an oil cylinder V; 42. a furnace cover cleaning device; 43. an oil cylinder VI; 44. an electrical system; 45. guide sleeve; 46. a furnace cover; 47. a furnace seat; 48. a water seal cover; 49. a speed reducing motor; 50. and the cover uncovering mechanism.
Detailed Description
It should be noted that, without conflict, the embodiments of the present invention and features of the embodiments may be combined with each other. The invention will be described in detail below with reference to the drawings in connection with embodiments.
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the invention, its application, or uses. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present invention. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.
The relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless it is specifically stated otherwise. Meanwhile, it should be clear that the dimensions of the respective parts shown in the drawings are not drawn in actual scale for convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail, but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.
Example 1
The invention is implemented in Shanxi Shengshen Long Taida 7.6.6 meter coal-charging vehicle in Fenshi city, gu county. A furnace body design institute has successfully developed a novel coke oven matched with the furnace body design institute and has contracted with a coke plant. According to the technical characteristics of the top-loading coke oven, the invention provides the smokeless coal-charging vehicle with the smoke-guiding function, and the smoke-guiding is performed while the coal is charged, so that the smokeless coal-charging vehicle is suitable for the top-loading coke oven coal-charging vehicle, the smokeless coal-charging is realized, the environmental protection performance is good, the development trend of large-scale coke ovens is met, the requirements of environmental protection and dust removal of the large-scale coke ovens are better met, the automation and integration degree is high, and the production efficiency and the economic benefit are improved. After the development is successful, the technical development of the industry can be led, the gap between the industrial technology and competitors is enlarged, the development trend of the coke oven market is complied, and the product market competitiveness and economic benefit of enterprises are improved.
As shown in figures 1-3, the smokeless coal charging car with the smoke guiding function is suitable for the large-scale coke oven, has the characteristics of large coal charging amount and more smoke dust, has the functions of simultaneously charging coal and guiding smoke, can simultaneously charge coal and guide smoke in each carbonization chamber, solves the problem of smoke emission of charging coal, better realizes smokeless coal charging and has good environmental protection performance. The smokeless coal charging car with the smoke guiding function mainly comprises a steel structure platform 1, a running device 2, a coal bucket device 3, a weighing system 4, a screw feeding device 5, a cab 6, an electric room 7, a hydraulic room 8, a lubricating system 9, a hydraulic system 10, a smoke guiding pipe device 11, a furnace seat cleaning device 16, a furnace cover cleaning device 42, a cover uncovering device 23, a guide sleeve device 26, a flashboard device, an air circuit system 30, an air conditioning system 31, a sliding contactor device 32 and an electric system 44.
The running gear 2 is installed below the steel construction platform 1, and the junction sets up rubber spring, can alleviate the impact of moving load focusing furnace roof effectively in the vehicle running process. A cab 6 is installed below the steel structural platform 1, and a driver operates the apparatus inside the cab 6. The electric chamber 7 and the hydraulic chamber 8 are arranged above the steel structure platform 1, the hydraulic system 10, the lubrication system 9 and the air channel system 30 are arranged in the hydraulic chamber 8, the hydraulic system 10 provides power for an oil cylinder of the whole equipment, the lubrication system 9 lubricates lubrication points of the running device 2 and the screw feeding device 5 of the whole equipment, the air channel system 30 sweeps the steel structure platform 1, and the electric system 44 is arranged in the electric chamber 7. The driver completes the operation of each action unit of the smokeless coal-charging vehicle with the smoke guiding function in the cab 6, and the action units can realize full-automatic operation and unit step sequence operation through the electric system 44 and the hydraulic system 10. The air conditioning system 31 adjusts the temperature of the cab 6, the electric room 7, and the hydraulic room 8. All cylinders are arranged above the steel structure platform 1, away from the high temperature area.
The coal bucket device 3 is arranged above the steel structure platform 1 and is used for receiving coal below the coal tower, the weight of the coal in the coal bucket device 3 is measured through the weighing system 4, the accurate control of the coal loading amount can be realized, a reasonable coal loading curve is formed, the coal leveling time is shortened, and the overflow of smoke dust at the coal leveling port of the coke oven during coal loading can be effectively inhibited. The screw feeder 5 is installed below the coal hopper device 3, and a gear motor 49 at the end drives the screw feeder 5 to rotate, so that coal is discharged into the guide sleeve device 26 through the gate plate device to enter the carbonization chamber, and the gate plate device adopts a grab gate plate 29.
The guide sleeve device 26 is coaxial with the coal charging hole and is fixed on the steel structure platform 1 through the bracket 28, the oil cylinder IV 27 drives the guide sleeve 45 to move up and down to be in butt joint with the furnace seat 47 in a spherical sealing mode, the guide sleeve device 26 is matched with the furnace body under negative pressure during coal charging operation, the guide sleeve device 26 can also compensate alignment errors caused by positioning, furnace body deformation and the like through a universal coupling, and the sealing is good and smoke dust-free during coal charging is ensured.
The cover uncovering device 23 is arranged at the left side of the guide sleeve device 26, the oil cylinder III 24 drives the cover uncovering machine 21 to enable the electromagnet 20 to be in contact with the furnace cover 46, after the electromagnet 20 is electrified to generate magnetic force to suck the furnace cover 46, the speed reducing motor II 22 rotates to enable the furnace cover 46 to be separated from the furnace seat 47, and cover uncovering is completed.
The furnace cover cleaning device 42 is arranged on the upper side of the furnace cover 46, and is connected with an oil cylinder VI 43, and the oil cylinder VI 43 drives the furnace cover cleaning device 42 to move and clamp the furnace cover 46, and simultaneously, a gear motor II 22 is started to enable the furnace cover 46 to rotate so as to clean the furnace cover 46.
The furnace seat cleaning device 16 is arranged on the right side of the guide sleeve device 26, the cleaning machine 17 is driven to a working position through the oil cylinder II 19, and the reducing motor I18 drives the cleaning head 25 to rotate to finish cleaning the furnace seat 47.
The smoke guiding pipe device 11 is arranged at a first hole position on the coke side, the water seal cover 48 is fixed on the furnace body, the lifting oil cylinder 34 drives the U-shaped pipe body 39 to move under the guide of the roller wheel 37, the roller wheel 37 is arranged on the fixed support 35, the alignment precision of the smoke guiding pipe device 11 in the lifting process is improved, the U-shaped pipe body 39 comprises a diffusing device 40, an explosion-proof cover 38 and an adjusting turning plate 36, the diffusing device 40 and the explosion-proof cover 38 are both safety measures, and the diffusing device 40 discharges residual smoke dust in a pipe after smoke guiding is completed, so that excessive explosion is prevented from occurring due to accumulation. The explosion-proof cover 38 is opened rapidly by explosion in the pipe during smoke guiding process, and prevents damage to equipment. The negative pressure of the adjusting turning plate 36 is adjusted in real time according to the pressure value in the smoke guiding process, the purpose that smoke is not generated in the coke oven production process and the chemical products are not influenced is achieved, and the adjusting turning plate 36 is driven by the oil cylinder V41. The U-shaped pipe 39 is in butt joint with the water seal cover 48 in a water seal mode, so that the effect that smoke dust does not escape is achieved. In the smoke guiding process, the U-shaped pipe body 39 is made of high-temperature-resistant corrosion-resistant stainless steel due to high smoke temperature and open flame.
The smoke guide pipe device 11 is provided with two sets of cover uncovering mechanisms 50 which are arranged inside the U-shaped pipe body 39, the cover uncovering mechanisms 50 drive the lifting water-opening and closing sealing cover 48 through the cover uncovering oil cylinder 13, and the water-opening and closing sealing cover 48 is carried out inside the U-shaped pipe body 39 to prevent smoke dust in the link from overflowing.
The roller group 33 is arranged below the smoke guide pipe device 11, the roller group 33 is arranged on the track 12, when the side furnace is charged with coal, the smoke guide pipe device 11 can move a furnace distance on the track 12 through the driving of the oil cylinder I14, the side furnace is charged with coal and the smoke guide is simultaneously carried out, and the environmental protection performance is improved.
The smokeless coal charging car with the smoke guiding function works on the top of the coke oven, electricity is taken from the oven body through the sliding contactor device 32, and the smokeless coal charging car works together with the process of top-loading the coke oven.
Example 2
On the basis of the embodiment 1, the invention also provides a using method of the smokeless coal charging vehicle with the smoke guiding function, which comprises the following steps:
when the smokeless coal charging vehicle with the smoke guiding function works:
the first step: after the smokeless coal charging vehicle with the smoke guiding function is positioned below the coal tower, coal is discharged from a coal outlet of the coal tower into the coal bucket device 3 until the coal discharge amount reaches the requirement.
And secondly, the running device 2 drives the smokeless coal charging vehicle with the smoke guiding function to run to the No. N carbonization chamber to be charged with coal, and the running device 2 brakes.
Third, the cover uncovering device 23 starts uncovering, the oil cylinder III 24 drives the cover uncovering machine 21 to enable the electromagnet 20 to be in contact with the furnace cover 46, after the electromagnet 20 is electrified to generate magnetic force to attract the furnace cover 46, the gear motor II 22 is started to enable the furnace cover 46 to rotate and separate from the furnace seat 47, and then the oil cylinder III 24 drives the cover uncovering machine 21 and the furnace cover 46 to reach the cleaning position of the furnace cover. Meanwhile, the lifting oil cylinder 34 of the smoke guide pipe device 11 drives the U-shaped pipe body 39 to descend into the water seal groove, and after the U-shaped pipe body is in place, the cover-uncovering grip 15 grabs the water seal cover 48, and the cover-uncovering oil cylinder 13 drives the water seal cover 48 to be lifted to a working position.
Fourth, the oil cylinder VI 43 acts to enable the furnace cover cleaning device 42 to clamp the furnace cover 46, the gear motor II 22 is started to enable the furnace cover 46 to rotate to finish furnace cover cleaning, and the oil cylinder VI 43 drives the furnace cover cleaning device 42 to withdraw to the initial position.
Fifth, cylinder iii 24 drives the cap remover 21 and the furnace cap 46 to withdraw to the initial positions.
Sixth, the oil cylinder II 19 of the furnace seat cleaning device 16 drives the cleaning machine 17 to reach a cleaning position, the gear motor I18 is started to drive the cleaning head 25 to rotate, the furnace seat 47 is cleaned, after the furnace seat cleaning is completed, the gear motor I18 is closed, and the oil cylinder II 19 drives the cleaning machine 17 to return to an initial position.
Seventh, the oil cylinder IV 27 drives the guide sleeve device 26 to descend and seal with the spherical surface of the furnace seat 47.
Eighth, the grapple shutter 29 is opened.
And ninth, starting the two-in-one speed reducing motor 49, driving the spiral feeder device 5 to start coal charging, weighing and displaying the coal charging amount in real time by the weighing system 4, sending a signal when the coal charging is finished, and closing the two-in-one speed reducing motor 49, wherein the spiral feeder device 5 stops working.
Tenth, the grapple shutter 29 is closed.
Eleventh step, the oil cylinder iv 27 drives the guide sleeve device 26 to return to the initial position.
Twelfth, the cover uncovering device 23 closes the furnace cover 46, the oil cylinder III 24 drives the cover uncovering machine 21 to the closing position of the furnace cover 46, the electromagnet 20 is disconnected from the furnace cover 46, and the oil cylinder III 24 drives the cover uncovering machine 21 to return to the initial position. At the same time, the uncovering cylinder 13 falls to close the water cover 48, and the lifting cylinder 34 drives the U-shaped pipe body 39 to rise to the initial position.
Thirteenth step, the running device 2 drives the smokeless coal charging vehicle with the smoke guiding function to the lower part of the coal tower for receiving coal. So far, the smokeless coal charging vehicle with the smoke guiding function completes a coal charging cycle.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and not for limiting the same; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the invention.
Claims (10)
1. A smokeless coal truck having a smoke guiding function, comprising: the device comprises a steel structure platform, a traveling device, a coal bucket device, a weighing system, a screw feeding device, a cab, an electric chamber, a hydraulic chamber, a lubricating system, a hydraulic system, a smoke guide pipe device, a furnace seat cleaning device, a furnace cover cleaning device, a cover uncovering device, a guide sleeve device, a flashboard device, an air circuit system, an air conditioning system, a sliding contactor device and an electric system;
the smokeless coal charging car with the smoke guiding function works on the top of the coke oven, electricity is taken from the oven body through the sliding contactor device, and the smokeless coal charging car works together with the process of top-loading the coke oven;
the running device is arranged below the steel structure platform and is used for driving the whole smokeless coal charging car to run; the cab is arranged below the steel structure platform, the electric chamber and the hydraulic chamber are arranged above the steel structure platform, the hydraulic system, the lubrication system and the air circuit system are arranged in the hydraulic chamber, the hydraulic system provides power for an oil cylinder of the whole smokeless coal charging car, the lubrication system lubricates a lubrication point of the whole smokeless coal charging car, the air circuit system sweeps the steel structure platform, and the electric system is arranged in the electric chamber; the operation of each action unit of the smokeless coal charging car is completed in the cab by a driver, and the action units realize full-automatic operation and unit step sequence operation through an electric system and a hydraulic system; the air conditioning system adjusts the temperature of the cab, the electric room and the hydraulic room; the oil cylinders of the whole smokeless coal charging vehicle are arranged above the steel structure platform and far away from the high-temperature area;
the coal bucket device is arranged above the steel structure platform and is used for receiving coal below the coal tower, the weight of the coal in the coal bucket device is measured through the weighing system, the accurate control of the coal loading amount is realized, a reasonable coal loading curve is formed, the coal leveling time is shortened, and the overflow of smoke dust at a coal leveling port of the coke oven during coal loading is effectively inhibited; the screw feeding device is arranged below the coal bucket device, a speed reducing motor connected with the end part of the screw feeding device drives the screw feeding device to rotate, coal stored in the coal bucket device is discharged into the guide sleeve device through the gate plate device to enter the carbonization chamber, the guide sleeve device is fixed on the steel structure platform, and the gate plate device adopts a grab gate plate;
the uncovering device is arranged at the left side of the guide sleeve device and is used for driving the furnace cover of the furnace body to be separated from the furnace seat so as to finish uncovering; the furnace cover cleaning device is arranged on the upper side of the furnace cover and is used for cleaning the furnace cover; the furnace seat cleaning device is arranged on the right side of the guide sleeve device and is used for cleaning the furnace seat; the smoke guide pipe device is arranged at the first hole position on the coke side and is used for guiding smoke.
2. The smokeless coal charging car with the smoke guiding function according to claim 1, wherein the rubber springs are arranged at the connection positions of the running device and the steel structure platform, so that the impact of dynamic load on the furnace top of the coke oven during running of the smokeless coal charging car is effectively reduced.
3. The smokeless coal charging car with the smoke guiding function according to claim 1, wherein the guide sleeve device is coaxial with a coal charging hole, is fixed on a steel structure platform through a bracket, is provided with an oil cylinder IV and a guide sleeve which are connected, and the oil cylinder IV drives the guide sleeve to move up and down to butt with a furnace seat in a spherical sealing mode, and is matched with the negative pressure of a furnace body during coal charging operation; the guide sleeve device can also compensate alignment errors caused by positioning and furnace body deformation, and ensures that smoke dust is well sealed and free from overflowing during coal discharging.
4. The smokeless coal charging car with the smoke guiding function according to claim 1, wherein the smoke guiding pipe device is arranged on the steel structure platform through a fixed support, a lifting oil cylinder, a roller and a U-shaped pipe body connected with the lifting oil cylinder are arranged on the smoke guiding pipe device, a water seal cover is fixed on a furnace body, the lifting oil cylinder drives the U-shaped pipe body to move into a water seal groove under the guiding of the roller, the roller is arranged on the fixed support, and the alignment precision in the lifting process of the smoke guiding pipe device is improved;
the U-shaped pipe body is internally provided with a diffusing device, an explosion-proof cover and an adjusting turning plate, wherein the diffusing device and the explosion-proof cover are of safety measures, the diffusing device is used for discharging smoke dust remained in the pipe after smoke guiding is completed, the explosion of excessive accumulation is prevented, the explosion-proof cover is quickly opened when explosion occurs in the pipe in the smoke guiding process, equipment is prevented from being damaged, the adjusting turning plate adjusts the negative pressure in real time according to the pressure value in the smoke guiding process, the purpose that smoke is not generated in the coke oven production process, and the chemical products are not influenced is achieved, and the adjusting turning plate is driven by an oil cylinder V;
the U-shaped pipe body is in butt joint with the water seal cover in a water seal mode, so that the effect that smoke dust does not escape is achieved; in the smoke guiding process, the U-shaped pipe body is made of high-temperature-resistant corrosion-resistant stainless steel due to the fact that smoke temperature is high and open flame is involved.
5. The smokeless coal charging car with the smoke guiding function according to claim 4, wherein two sets of cover uncovering mechanisms are arranged in the smoke guiding pipe device and are arranged in the U-shaped pipe body, a cover uncovering oil cylinder and a cover uncovering gripper which are connected are arranged on the cover uncovering mechanisms, the cover uncovering gripper is used for grabbing a water seal cover, the cover uncovering oil cylinder is used for driving the lifting and the opening and closing of the water seal cover, and the opening and the closing of the water seal cover are all carried out in the U-shaped pipe body, so that smoke dust in the link is prevented from overflowing.
6. The smokeless coal charging car with the smoke guiding function according to claim 4, wherein a roller group is arranged below the smoke guiding pipe device, the roller group is arranged on a track, when the side furnace is used for charging coal, the smoke guiding pipe device is driven by an oil cylinder I connected with the smoke guiding pipe device to move a furnace distance on the track through the roller group, so that the side furnace coal charging and smoke guiding are simultaneously carried out, and the environmental protection performance is improved.
7. The smokeless coal charging car with the smoke guiding function according to claim 1, wherein the uncovering device is provided with a cover uncovering machine and an oil cylinder III which are connected, the cover uncovering machine is provided with an electromagnet and a gear motor II which are connected, the oil cylinder III drives the cover uncovering machine to move, the electromagnet is in contact connection with a furnace cover, after the electromagnet generates magnetic force, the furnace cover is sucked by the electromagnet, and the gear motor II rotates to separate the furnace cover from a furnace seat, so that the cover uncovering is completed.
8. The smokeless coal charging vehicle with the smoke guiding function according to claim 7, wherein the furnace cover cleaning device is connected with an oil cylinder VI, the oil cylinder VI drives the furnace cover cleaning device to move and clamp the furnace cover, and meanwhile, a speed reducing motor II is started to enable the furnace cover to rotate to clean the furnace cover.
9. The smokeless coal charging vehicle with the smoke guiding function according to claim 1, wherein the furnace seat cleaning device is provided with an oil cylinder II and a cleaning machine which are connected, the cleaning machine is provided with a speed reduction motor I and a cleaning head which are connected, the oil cylinder II drives the cleaning machine to a working position, and the speed reduction motor I drives the cleaning head to rotate to finish cleaning the furnace seat.
10. A method of using a smokeless coal truck having a smoke-guiding function according to any one of claims 1-9, comprising the steps of:
step one, after a smokeless coal charging car with a smoke guiding function is positioned below a coal tower, coal is discharged from a coal outlet of the coal tower into a coal bucket device until the coal discharge amount reaches the requirement;
step two, driving the whole smokeless coal charging vehicle to move to an N-numbered carbonization chamber to be charged with coal by a running device, and braking by the running device;
step three, the cover uncovering device starts uncovering, the oil cylinder III drives the cover uncovering machine to enable the electromagnet to be in contact with the furnace cover, after the electromagnet generates magnetic force, the electromagnet sucks the furnace cover, the speed reducing motor II is started to enable the furnace cover to rotate and separate from the furnace seat, and then the oil cylinder III drives the cover uncovering machine and the furnace cover to reach the cleaning position of the furnace cover to clean the furnace cover; meanwhile, a lifting oil cylinder of the smoke guide pipe device drives the U-shaped pipe body to descend into the water seal groove, and after the U-shaped pipe body is in place, the cover uncovering grip grabs the water seal cover, and the cover uncovering oil cylinder drives the water seal cover to be lifted to a working position;
fourthly, the oil cylinder VI acts to enable the furnace cover cleaning device to clamp the furnace cover, the gear motor II is started to enable the furnace cover to rotate to finish cleaning the furnace cover, and the oil cylinder VI drives the furnace cover cleaning device to retract to the initial position;
step five, the oil cylinder III drives the cover uncovering machine and the furnace cover to withdraw to the initial position;
step six, an oil cylinder II of the furnace seat cleaning device drives the cleaning machine to reach a cleaning position, a speed reducing motor is started to drive a cleaning head to rotate, the furnace seat is cleaned, after the furnace seat is cleaned, the speed reducing motor is closed, and the oil cylinder II drives the cleaning machine to return to an initial position;
step seven, the oil cylinder IV drives the guide sleeve device to descend and seal with the spherical surface of the furnace seat;
step eight, opening a grab gate;
step nine, starting a two-in-one speed reducer, driving a spiral feeder device to start coal loading, weighing and displaying the coal loading amount in real time by a weighing system, sending a signal when the coal loading is finished, and closing the two-in-one speed reducer, wherein the spiral feeder device stops working;
step ten, closing the grab type flashboard;
step eleven, the oil cylinder IV drives the guide sleeve device to return to the initial position;
step twelve, closing a furnace cover by a cover uncovering device, driving a cover uncovering machine to a closing position of the furnace cover by an oil cylinder III, separating an electromagnet from the furnace cover after power failure, and driving the cover uncovering machine to return to an initial position by the oil cylinder III; simultaneously, the uncovering oil cylinder falls down to close the water seal cover, and the lifting oil cylinder drives the U-shaped pipe body to rise to an initial position;
thirteen, driving the whole smokeless coal charging vehicle to the lower part of the coal tower by the running device to receive coal; so far, the smokeless coal charging vehicle with the smoke guiding function completes a coal charging cycle.
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