CN111748361B - Vertical carbonization furnace for gas coal coking - Google Patents
Vertical carbonization furnace for gas coal coking Download PDFInfo
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- CN111748361B CN111748361B CN202010581855.3A CN202010581855A CN111748361B CN 111748361 B CN111748361 B CN 111748361B CN 202010581855 A CN202010581855 A CN 202010581855A CN 111748361 B CN111748361 B CN 111748361B
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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
- C10B3/00—Coke ovens with vertical chambers
- C10B3/02—Coke ovens with vertical chambers with heat-exchange devices
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Abstract
The invention belongs to the technical field of carbonization furnaces, and particularly relates to an upright carbonization furnace for gas coal coking, which comprises a furnace body, wherein the top of the furnace body is provided with a feed inlet, the center of the bottom inner surface wall of the furnace body is fixedly provided with a carbonization chamber, the carbonization chamber is communicated with a combustion chamber arranged on one side of the horizontal end of the furnace body through an exhaust pipe, the bottom inner surface wall of the furnace body is rotatably connected with a discharge plate through a rotating shaft, a preheating box is embedded between the horizontal inner surface walls of the furnace body and positioned at the top of the carbonization chamber, and the bottom inner surface wall of the water box is welded with a plurality of heat conduction pipes; according to the gas coal drying device, the communicating pipe is arranged, the water tank can be heated by utilizing the heat in the carbonization chamber, the heat in the carbonization chamber can be more uniformly transferred to the preheating tank through the arrangement of the water tank, so that the gas coal drying effect is better, and the heat can be more quickly transferred to the preheating tank through the arrangement of the heat conducting pipe.
Description
Technical Field
The invention belongs to the technical field of carbonization furnaces, and particularly relates to a vertical carbonization furnace for gas coal coking.
Background
The gas coal is a soft coal with low coalification degree, is not sticky or slightly cohesive, is not coked in a layered coking furnace, has short flame during combustion, is burning-resistant, can be heated by isolating air, can generate a large amount of gas, can be used for refining oil and extracting chemical raw materials, is used as the gas coal with the largest reserve in the coking coal, mostly has the characteristics of low ash and low sulfur, can obviously reduce harmful components such as ash and sulfur of coke during coal blending coking, simultaneously reduces the discharge of coking pollutants, relieves the influence of metallurgical production on the atmospheric environment, is the coking coal with the greatest development potential, and needs a carbonization furnace in the coking process, so the research of the carbonization furnace convenient to use is necessary.
Traditional retort has a lot of weak points in the in-process that uses, firstly, traditional retort lacks preheating device, make moist gas coal directly get into carbonization chamber carbonization, influence the coking quality of gas coal, and need guarantee that the gas coal preheats evenly when preheating, if the gas coal preheats unevenly, because the initial temperature of gas coal is different in the carbonization process, it is inhomogeneous very easily to cause the gas coal carbonization, influence carbonization effect, secondly, traditional retort lacks agitating unit, make the gas coal coking inhomogeneous, can not reach better coking effect.
Disclosure of Invention
In order to make up for the defects of the prior art, solve the problems that the coking quality of gas coal is influenced because wet gas coal directly enters a carbonization chamber for carbonization, the gas coal needs to be uniformly preheated during preheating, if the gas coal is unevenly preheated, the carbonization effect is influenced because the initial temperature of the gas coal is different during carbonization, and the gas coal is easily unevenly carbonized due to accumulation during carbonization, so that the gas coal is unevenly coked and a better coking effect cannot be achieved, the invention provides the vertical carbonization furnace for gas coal coking.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to an upright carbonization furnace for gas coal coking, which comprises a furnace body, wherein the top of the furnace body is provided with a feed inlet, the center of the inner surface wall at the bottom of the furnace body is fixedly provided with a carbonization chamber, the carbonization chamber is communicated with a combustion chamber arranged at one side of the horizontal end of the furnace body through an exhaust pipe, the inner surface wall at the bottom of the furnace body is rotatably connected with a discharge plate through a rotating shaft, a preheating box is embedded between the inner surface walls of the furnace body in the horizontal direction and positioned at the top of the carbonization chamber, and the top of the carbonization chamber is provided with an opening; the inner surface wall of one side of the preheating box in the horizontal direction is rotatably connected with a screw rod through a bearing, the other end of the screw rod is in transmission connection with an output shaft of a second driving motor fixed outside the furnace body, a water tank is fixedly arranged on the inner surface wall of the furnace body in the horizontal direction and positioned at the bottom of the preheating box, the heat conduction pipe penetrates through the inner surface wall of the top of the water tank, the top of the water tank is arranged in an arc shape, and the water tank is communicated with the carbonization chamber through a communication pipe; the inner surface wall of the preheating box in the vertical direction is provided with through grooves for gas to enter and exit; a fluted disc is rotatably connected to one side of the lower surface of the preheating box, which is close to the second driving motor; the surface of one side of the preheating box, which is close to the second driving motor, is rotatably connected with a gear; the surface of the output shaft of the second driving motor is provided with teeth, and the teeth are meshed with the gear; the surface of one side of the gear, which is close to the preheating box, is fixedly connected with an annular rack, and the annular rack is meshed with the fluted disc; the upper surface of the fluted disc is fixedly connected with a rubber ring; the surfaces of the rubber ring and the fluted disc are both provided with two oppositely arranged discharge ports; when the discharge port rotates to the left side, the center of the discharge port and the center of the through groove on the lower surface of the preheating box are positioned on the same vertical line; when the device works, the heat in the combustion chamber is transferred to the interior of the carbonization chamber through the exhaust pipe, the gas coal enters the interior of the preheating box through the feed inlet, the second driving motor is started, the output shaft of the second driving motor drives the screw rod to start rotating, the gas coal in the preheating box is conveyed to the middle of the preheating box, simultaneously, the second driving motor rotates to drive the gear to rotate, so as to drive the fluted disc to rotate, the discharge outlet intermittently conducts the through groove on the lower surface of the preheating box in the rotating process of the fluted disc, the gas coal in the preheating box intermittently drops out through the through groove and the discharge outlet, meanwhile, the heat in the carbonization chamber is transferred to the interior of the water tank through the communicating pipe and heats the water tank, the heat in the water tank is transferred to the interior of the preheating box through the heat conducting pipe, so that the preheating box can dry the wet gas coal, the coking effect is better, the preheating time of the gas coal in the preheating box can be prolonged by intermittently conducting the through the discharge outlet to the through groove on the lower surface of the preheating box, the gas coal is uniformly preheated while the preheating effect is improved, and the carbonization effect is influenced due to poor carbonization uniformity caused by different initial temperatures of the gas coal after the gas coal enters the carbonization chamber.
Preferably, the side wall of the discharge port is designed in an inclined manner, and the maximum diameter of the discharge port is larger than that of the through groove on the lower surface of the preheating box; a plurality of heat conduction pipes are welded on the inner surface wall of the bottom of the water tank; during operation, through the slope design of discharge gate lateral wall, and the diameter that discharge gate maximum diameter is greater than the logical groove of preheating cabinet lower surface prevents effectively that the gas coal from getting into between rubber circle and the preheating cabinet bottom, leads to rubber circle wearing and tearing to improve sealing washer life, can improve the heat utilization efficiency through a plurality of heat pipes.
Preferably, a fixed disc is fixedly connected with an opening formed in the top of the carbonization chamber; a rotating disc is rotationally connected in the fixed disc; the upper surface and the lower surface of the fixed disc are provided with first through holes which are uniformly distributed; the surface of the rotating disc is provided with second through holes which are uniformly distributed, and the first through holes are communicated with the corresponding second through holes in an initial state and communicated to the interior of the carbonization chamber; the center of the upper surface of the fixed disc is fixedly connected with a driving head through a spring; the lower surface of the driving head is fixedly connected with a threaded rod; the lower end of the threaded rod penetrates through the fixed disc and the rotating disc and extends into the carbonization chamber, and the threaded rod is arranged in contact with the fixed disc; a driving port is formed in the center of the rotating disc; the inner wall of the driving port is fixedly connected with a driving block; the driving block extends into a thread groove on the surface of the threaded rod; when the gas coal preheating device works, gas coal falls out of the preheating box through the discharge port and falls on the driving head, the discharge port is intermittently communicated with the through groove, so that the gas coal amount falling each time is larger, the gas coal heat dissipation speed is reduced, meanwhile, the gas coal falls on the driving head, the driving head is extruded, the driving head moves downwards to extrude the spring, the rotating disc is driven to rotate through the matching of the threaded rod and the driving block and the action of the spring in the downward moving process of the driving head, the second through hole and the first through hole are intermittently communicated, the gas coal falls into the carbonization chamber, and when the discharge port is not communicated with the through groove, the driving head moves upwards under the action of the spring to drive the rotating disc to rotate reversely, the first through hole and the second through hole are intermittently communicated in the forward rotating and reverse rotating processes of the rotating disc, the heat loss speed in the carbonization chamber is effectively reduced, the heat utilization rate is effectively improved, and the energy consumption is reduced, meanwhile, the carbonization efficiency of the carbonization chamber to the gas coal is improved.
Preferably, one end of the driving block, which is positioned in the thread groove of the threaded rod, is rotatably linked with a ball, and the ball is arranged in contact with the surface of the threaded rod; during operation, effectively reduce the frictional force between drive head and the threaded rod through the ball, improve the rotation range of rolling disc, prevent that the rolling disc card from dying unable rotation.
Preferably, a first rotating rod in the horizontal direction is arranged in the inner cavity of the carbonization chamber, one end of the first rotating rod is rotatably connected with the carbonization chamber through a bearing, first bevel gears are fixedly arranged outside the first rotating rod and on two sides of the center of the carbonization chamber, the first bevel gears are in meshed connection with second rotating rods arranged on two sides of the center of the carbonization chamber through second bevel gears, and stirring plates are welded at the bottom of the second rotating rod and outside the first rotating rod in the center of the carbonization chamber; the other end of the first rotating rod is in transmission connection with an output shaft of a first driving motor fixed outside the furnace body; during operation, open first driving motor, first driving motor's output shaft drives first dwang and takes place to rotate, and the rotation of first dwang can make first bevel gear drive second bevel gear take place to rotate, and the rotation of second bevel gear can make the second dwang take place to rotate, and the rotation of first dwang and second dwang has realized the rotation of horizontal and vertical stirring board, and the rotation of stirring board has realized the effect to the gas coal stirring.
Preferably, the second rotating rod is welded with the inner surface wall of the carbonization chamber in the horizontal direction through a limiting sleeve; during operation, can prevent through the stop collar that the second dwang from taking place the skew.
The invention has the following beneficial effects:
1. according to the vertical carbonization furnace for gas coal coking, the through groove on the lower surface of the preheating box is intermittently communicated through the discharge port, so that the preheating time of gas coal in the preheating box can be prolonged, the preheating effect is improved, the gas coal is uniformly preheated, and the phenomenon that the carbonization uniformity is poor and the carbonization effect is influenced due to different initial temperatures of the gas coal after the gas coal enters the carbonization chamber is avoided.
2. According to the vertical carbonization furnace for gas coal coking, the water tank can be heated by utilizing the heat in the carbonization chamber through the arrangement of the communicating pipe, the heat in the carbonization chamber can be more uniformly transferred to the preheating tank through the arrangement of the water tank, so that the gas coal drying effect is better, and the heat can be more rapidly transferred to the preheating tank through the arrangement of the heat conducting pipe.
3. According to the vertical carbonization furnace for gas coal coking, the first bevel gear is arranged, the second bevel gear can drive the second rotating rod to rotate, and the stirring plates are welded outside the first rotating rod and at the bottom of the second rotating rod, so that the rotation of the first rotating rod can realize the simultaneous stirring of the carbonization chamber in the transverse direction and the vertical direction.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a front view of the present invention;
FIG. 2 is a cross-sectional view of a preheat chamber;
FIG. 3 is a side view of the internal structure of the water tank in cross section;
FIG. 4 is a perspective view of the rubber ring;
FIG. 5 is an enlarged view of a portion of FIG. 1 at A;
in the figure: furnace body 1, water tank 2, communicating pipe 3, first dwang 4, first driving motor 5, first bevel gear 6, stop collar 7, play flitch 8, second bevel gear 9, second dwang 10, stirring board 11, combustion chamber 12, blast pipe 13, second driving motor 14, preheating cabinet 15, carbonization chamber 16, feed inlet 17, hob 18, heat pipe 19, fluted disc 20, gear 21, rubber circle 22, discharge gate 23, fixed disk 24, carousel 25, first opening 26, second opening 27, drive head 28, threaded rod 29, drive mouth 30, drive block 31.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1 to 5, the vertical carbonization furnace for gas coal coking according to the present invention comprises a furnace body 1, wherein a feed inlet 17 is formed at the top of the furnace body 1, a carbonization chamber 16 is fixedly installed at the center of the bottom inner surface wall of the furnace body 1, the carbonization chamber 16 is communicated with a combustion chamber 12 arranged at one side of the horizontal end of the furnace body 1 through an exhaust pipe 13, the bottom inner surface wall of the furnace body 1 is rotatably connected with a discharge plate 8 through a rotating shaft, a preheating tank 15 is embedded between the horizontal inner surface walls of the furnace body 1 and at the top of the carbonization chamber 16, and an opening is formed at the top of the carbonization chamber 16; the inner surface wall of one side of the preheating box 15 in the horizontal direction is rotatably connected with a screw rod 18 through a bearing, the other end of the screw rod 18 is in transmission connection with an output shaft of a second driving motor 14 fixed outside the furnace body 1, a water tank 2 is fixedly arranged on the inner surface wall of the furnace body 1 in the horizontal direction and positioned at the bottom of the preheating box 15, the heat conduction pipe 19 penetrates through the inner surface wall of the top of the water tank 2, the top of the water tank 2 is arranged in an arc shape, and the water tank 2 is communicated with the carbonization chamber 16 through a communication pipe 3; the inner surface wall of the preheating box 15 in the vertical direction is provided with through grooves for gas to enter and exit; a fluted disc 20 is rotatably connected to one side of the lower surface of the preheating box 15, which is close to the second driving motor 14; the preheating box 15 is rotatably connected with a gear 21 on one side surface close to the second driving motor 14; the surface of the output shaft of the second driving motor 14 is provided with teeth which are meshed with the gear 21; an annular rack is fixedly connected to the surface of one side of the gear 21 close to the preheating box 15 and meshed with the fluted disc 20; the upper surface of the fluted disc 20 is fixedly connected with a rubber ring 22; the surfaces of the rubber ring 22 and the fluted disc 20 are both provided with two oppositely arranged discharge holes 23; when the discharge port 23 rotates to the left side, the center of the discharge port 23 and the center of the through groove on the lower surface of the preheating box 15 are positioned on the same vertical line; when the device works, heat in the combustion chamber 12 is transferred to the interior of the carbonization chamber 16 through the exhaust pipe 13, gas coal enters the interior of the preheating box 15 through the feed inlet 17, the second driving motor 14 is turned on, the output shaft of the second driving motor 14 drives the screw rod 18 to start rotating, the gas coal in the preheating box 15 is conveyed to the middle of the preheating box 15, meanwhile, the second driving motor 14 rotates to drive the gear 21 to rotate, so as to drive the fluted disc 20 to rotate, the discharge port 23 intermittently conducts the through groove on the lower surface of the preheating box 15 in the rotating process of the fluted disc 20, so that the gas coal in the preheating box 15 intermittently falls out through the through groove and the discharge port 23, meanwhile, the heat in the carbonization chamber 16 is transferred to the interior of the water tank 2 through the communicating pipe 3 and heats the water tank 2, the heat in the interior of the water tank 2 is transferred to the interior of the preheating box 15 through the heat conducting pipe 19, so that the preheating box 15 can dry wet gas coal, make the coking effect better, it can prolong the length of time that gas coal preheated in preheating chamber 15 to switch on through 23 intermittent type nature of discharge gate and lead to the groove in preheating chamber 15 lower surface, makes gas coal preheat evenly when improving preheating effect, prevents that gas coal from getting into carbonization room 16 after, because gas coal initial temperature is different, leads to the carbonization degree of consistency relatively poor, influences carbonization effect.
As an embodiment of the invention, the side wall of the discharge port 23 is designed to be inclined, and the maximum diameter of the discharge port 23 is larger than the diameter of the through groove on the lower surface of the preheating box 15; a plurality of heat conduction pipes 19 are welded on the inner surface wall of the bottom of the water tank 2; during operation, through the design of 23 lateral walls slopes of discharge gate, and the diameter that 23 maximum diameter of discharge gate is greater than the logical groove of 15 lower surfaces of preheating cabinet effectively prevents that the gas coal from getting into between rubber ring 22 and the preheating cabinet 15 bottom, leads to rubber ring 22 wearing and tearing to improve sealing washer life, can improve the heat utilization efficiency through a plurality of heat pipes 19.
As an embodiment of the present invention, a fixed tray 24 is fixedly connected to an opening formed at the top of the carbonization chamber 16; a rotating disc 25 is rotatably connected in the fixed disc 24; the upper surface and the lower surface of the fixed disc 24 are both provided with first through holes 26 which are uniformly distributed; the surface of the rotating disc 25 is provided with second through holes 27 which are uniformly distributed, and the first through holes 26 are communicated with the corresponding second through holes 27 in an initial state and communicated to the interior of the carbonization chamber 16; the center of the upper surface of the fixed disc 24 is fixedly connected with a driving head 28 through a spring; the lower surface of the driving head 28 is fixedly connected with a threaded rod 29; the lower end of the threaded rod 29 penetrates through the fixed and rotating disc 25 and extends into the carbonization chamber 16, and the threaded rod 29 is arranged in contact with the fixed disc 24; a driving port 30 is formed in the center of the rotating disc 25; the inner wall of the driving port 30 is fixedly connected with a driving block 31; the driving block 31 extends into a thread groove on the surface of the threaded rod 29; when the device works, gas coal falls out of the preheating box 15 through the discharge port 23 and falls on the driving head 28, because the discharge port 23 is intermittently communicated with the through groove, the gas coal falling each time can be larger, the heat loss speed of the gas coal is reduced, meanwhile, the gas coal falls on the driving head 28, the driving head 28 is extruded, the driving head 28 moves downwards to extrude the spring, the rotating disc 25 is driven to rotate through the matching of the threaded rod 29 and the driving block 31 and the action of the spring in the downward moving process of the driving head 28, so that the second through port 27 and the first through port 26 are intermittently communicated, the gas coal falls into the carbonization chamber 16, when the discharge port 23 is not communicated with the through groove, the driving head 28 moves upwards under the action of the spring to drive the rotating disc 25 to rotate reversely, the first through port 26 and the second through port 27 are intermittently communicated in the forward and reverse rotating processes of the rotating disc 25, so that the heat loss speed in the carbonization chamber is effectively reduced, thereby effectively improving the heat utilization rate, reducing the energy consumption and simultaneously improving the carbonization efficiency of the carbonization chamber 16 to the gas coal.
As an embodiment of the present invention, one end of the driving block 31 located in the thread groove of the threaded rod 29 is rotatably linked with a ball, and the ball is arranged in contact with the surface of the threaded rod 29; during operation, the friction between the driving head 28 and the threaded rod 29 is effectively reduced through the balls, the rotation amplitude of the rotating disc 25 is increased, and the rotating disc 25 is prevented from being locked and incapable of rotating.
As an embodiment of the present invention, a first rotating rod 4 in the horizontal direction is arranged in the inner cavity of the carbonization chamber 16, one end of the first rotating rod 4 is rotatably connected with the carbonization chamber 16 through a bearing, first bevel gears 216 are fixedly arranged outside the first rotating rod 4 and on both sides of the center of the carbonization chamber 16, the first bevel gears 216 are in meshing connection with second rotating rods 10 arranged on both sides of the center of the carbonization chamber 16 through second bevel gears 219, and stirring plates 11 are welded on the bottom of the second rotating rods 10 and the outside of the first rotating rod 4 in the center of the carbonization chamber 16; the other end of the first rotating rod 4 is in transmission connection with an output shaft of a first driving motor 5 fixed outside the furnace body 1; during operation, open first driving motor 5, first driving motor 5's output shaft drives first dwang 4 and takes place to rotate, and first dwang 4's rotation can make first bevel gear 216 drive second bevel gear 219 and take place to rotate, and second bevel gear 219's rotation can make second dwang 10 take place to rotate, and horizontal and vertical stirring board 11's rotation has been realized in the rotation of first dwang 4 and second dwang 10, and the effect to the gas coal stirring has been realized in the rotation of stirring board 11.
In one embodiment of the present invention, the second rotating rod 10 and the inner surface wall of the carbonization chamber 16 in the horizontal direction are welded by a stop collar 7; during operation, the second rotating rod is prevented from deviating 10 by the limiting sleeve 7.
The specific working process is as follows:
when the device works, heat in the combustion chamber 12 is transferred to the interior of the carbonization chamber 16 through the exhaust pipe 13, gas coal enters the interior of the preheating box 15 through the feed inlet 17, the second driving motor 14 is turned on, the output shaft of the second driving motor 14 drives the screw rod 18 to start rotating, the gas coal in the preheating box 15 is conveyed to the middle of the preheating box 15, meanwhile, the second driving motor 14 rotates to drive the gear 21 to rotate, so as to drive the fluted disc 20 to rotate, the discharge port 23 intermittently conducts the through groove on the lower surface of the preheating box 15 in the rotating process of the fluted disc 20, so that the gas coal in the preheating box 15 intermittently falls out through the through groove and the discharge port 23, meanwhile, the heat in the carbonization chamber 16 is transferred to the interior of the water tank 2 through the communicating pipe 3 and heats the water tank 2, the heat in the interior of the water tank 2 is transferred to the interior of the preheating box 15 through the heat conducting pipe 19, so that the preheating box 15 can dry wet gas coal, the gas coal falls out of the preheating box 15 through the discharge port 23 and falls on the driving head 28, the discharge port 23 is intermittently communicated with the through groove, so that the gas coal falling each time is large in amount, the gas coal falls on the driving head 28, the driving head 28 is extruded, the driving head 28 moves downwards to extrude the spring, the rotating disc 25 is driven to rotate through the matching of the threaded rod 29 and the driving block 31 and the action of the spring in the downward moving process of the driving head 28, the second through hole 27 and the first through hole 26 are intermittently communicated, the gas coal falls into the carbonization chamber 16, the driving head 28 moves upwards under the action of the spring when the discharge port 23 is not communicated with the through groove, the rotating disc 25 is driven to rotate reversely, the first through hole 26 and the second through hole 27 are intermittently communicated in the forward and reverse rotating processes of the rotating disc 25, and the loss speed of heat in the carbonization chamber is effectively reduced;
open first driving motor 5 simultaneously, the output shaft of first driving motor 5 drives first dwang 4 and takes place to rotate, and the rotation of first dwang 4 can make first bevel gear 216 drive second bevel gear 219 and take place to rotate, and the rotation of second bevel gear 219 can make second dwang 10 take place to rotate, and the rotation of first dwang 4 and second dwang 10 has realized the rotation of horizontal and vertical stirring board 11, and the effect to the gas coal stirring has been realized in the rotation of stirring board 11.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (1)
1. A vertical carbonization furnace for gas coal coking comprises a furnace body (1), wherein a feeding hole (17) is formed in the top of the furnace body (1), a carbonization chamber (16) is fixedly installed in the center of the inner surface wall at the bottom of the furnace body (1), the carbonization chamber (16) is communicated with a combustion chamber (12) arranged on one side of the horizontal end of the furnace body (1) through an exhaust pipe (13), the inner surface wall at the bottom of the furnace body (1) is rotatably connected with a discharge plate (8) through a rotating shaft, and the vertical carbonization furnace is characterized in that a preheating box (15) is embedded between the inner surface walls of the furnace body (1) in the horizontal direction and positioned at the top of the carbonization chamber (16), and an opening is formed in the top of the carbonization chamber (16); the inner surface wall of one side of the preheating box (15) in the horizontal direction is rotatably connected with a screw rod (18) through a bearing, the other end of the screw rod (18) is in transmission connection with an output shaft of a second driving motor (14) fixed outside the furnace body (1), a water tank (2) is fixedly mounted on the inner surface wall of the furnace body (1) in the horizontal direction and positioned at the bottom of the preheating box (15), a heat conduction pipe (19) penetrates through the inner surface wall of the top of the water tank (2), the top of the water tank (2) is arranged in an arc shape, and the water tank (2) is communicated with the carbonization chamber (16) through a communication pipe (3); the inner surface wall of the preheating box (15) in the vertical direction is provided with through grooves for gas to enter and exit; a fluted disc (20) is rotatably connected to one side of the lower surface of the preheating box (15), which is close to the second driving motor (14); the surface of one side of the preheating box (15) close to the second driving motor (14) is rotatably connected with a gear (21); the surface of an output shaft of the second driving motor (14) is provided with teeth which are meshed with the gear (21); the surface of one side of the gear (21) close to the preheating box (15) is fixedly connected with an annular rack, and the annular rack is meshed with the fluted disc (20); the upper surface of the fluted disc (20) is fixedly connected with a rubber ring (22); two opposite discharge holes (23) are formed in the surfaces of the rubber ring (22) and the fluted disc (20); when the discharge port (23) rotates to the left side, the center of the discharge port (23) and the center of the through groove on the lower surface of the preheating box (15) are positioned on the same vertical line;
the side wall of the discharge port (23) is designed in an inclined manner, and the maximum diameter of the discharge port (23) is larger than that of the through groove on the lower surface of the preheating box (15); a plurality of heat conduction pipes (19) are welded on the inner surface wall of the bottom of the water tank (2);
a fixed disc (24) is fixedly connected with an opening arranged at the top of the carbonization chamber (16); a rotating disc (25) is rotatably connected in the fixed disc (24); the upper surface and the lower surface of the fixed disc (24) are provided with first through holes (26) which are uniformly distributed; the surface of the rotating disc (25) is provided with second through holes (27) which are uniformly distributed, and the first through holes (26) are communicated with the corresponding second through holes (27) in an initial state and communicated to the interior of the carbonization chamber (16); the center of the upper surface of the fixed disc (24) is fixedly connected with a driving head (28) through a spring; the lower surface of the driving head (28) is fixedly connected with a threaded rod (29); the lower end of the threaded rod (29) penetrates through the fixed and rotating disc (25) and extends into the carbonization chamber (16), and the threaded rod (29) is arranged in contact with the fixed disc (24); a driving port (30) is formed in the center of the rotating disc (25); the inner wall of the driving port (30) is fixedly connected with a driving block (31); the driving block (31) extends into a thread groove on the surface of the threaded rod (29);
one end of the driving block (31) positioned in a thread groove of the threaded rod (29) is rotatably linked with a ball, and the ball is arranged in contact with the surface of the threaded rod (29);
a first rotating rod (4) in the horizontal direction is arranged in the inner cavity of the carbonization chamber (16), one end of the first rotating rod (4) is rotatably connected with the carbonization chamber (16) through a bearing, first bevel gears (6) are fixedly arranged outside the first rotating rod (4) and on two sides of the center of the carbonization chamber (16), the first bevel gears (6) are meshed and connected with second rotating rods (10) arranged on two sides of the center of the carbonization chamber (16) through second bevel gears (9), and stirring plates (11) are welded at the bottom of the second rotating rods (10) and outside the first rotating rod (4) located at the center of the carbonization chamber (16); the other end of the first rotating rod (4) is in transmission connection with an output shaft of a first driving motor (5) fixed outside the furnace body (1);
and the second rotating rod (10) is welded with the inner surface wall of the carbonization chamber (16) in the horizontal direction through a limiting sleeve (7).
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| CN202010581855.3A CN111748361B (en) | 2020-06-23 | 2020-06-23 | Vertical carbonization furnace for gas coal coking |
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| CN202010581855.3A CN111748361B (en) | 2020-06-23 | 2020-06-23 | Vertical carbonization furnace for gas coal coking |
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| CN111748361A CN111748361A (en) | 2020-10-09 |
| CN111748361B true CN111748361B (en) | 2021-12-14 |
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