CN114276823B - Clean high-temperature coking furnace - Google Patents
Clean high-temperature coking furnace Download PDFInfo
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- CN114276823B CN114276823B CN202111667080.2A CN202111667080A CN114276823B CN 114276823 B CN114276823 B CN 114276823B CN 202111667080 A CN202111667080 A CN 202111667080A CN 114276823 B CN114276823 B CN 114276823B
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Abstract
The invention relates to the technical field of coking furnace equipment, and provides a clean high-temperature coking furnace which comprises a furnace body and a coal feeding pipe, wherein the coal feeding pipe is arranged above the furnace body and used for feeding coal into the furnace body; the coal feeding device comprises a first coal feeding plate and a second coal feeding plate, wherein the first coal feeding plate and the second coal feeding plate are both rotatably arranged in the arc section and are in contact with the inner wall of the arc section, the first coal feeding plate and the second coal feeding plate are both rotatably arranged, coal is alternately fed by the first coal feeding plate and the second coal feeding plate, and a coal feeding port and a coal feeding pipe are separated by the first coal feeding plate and the second coal feeding plate during coal feeding; the dust collecting device is communicated with the top end of the coal conveying pipe. Through the technical scheme, the problems of resource waste and environmental pollution caused by blowing out of coal dust when the coking furnace in the prior art feeds coal are solved.
Description
Technical Field
The invention relates to the technical field of coking furnace equipment, in particular to a clean high-temperature coking furnace.
Background
A coking furnace is a furnace generally built of refractory bricks, and a furnace for carbonizing coal to produce coke, i.e., a furnace for making coke from coal, is a major thermal equipment for coking. The coking furnace body mainly comprises a furnace top area, a combustion chamber, a coking chamber, a chute area, a regenerator and the like, and is connected with a chimney through a flue,
the coal feeding port is an important structure of the coking furnace and is used for adding coal, but because the coal feeding port is communicated with the furnace body, the phenomenon that hot waves burst can appear when the coal feeding port is opened can be caused, powder in coal blocks and the like enter the atmospheric environment under the action of the air flow when the hot waves burst, the waste of resources is not only caused, but also the environment can be polluted, the pollution is caused when the coal feeding is avoided by needing a clean coking furnace, and the coal powder is directly discharged into the atmosphere, and the coal powder can be collected.
Disclosure of Invention
The invention provides a clean high-temperature coking furnace, which solves the problems of resource waste and environmental pollution caused by the fact that pulverized coal is blown out when a coking furnace in the prior art feeds coal.
The technical scheme of the invention is as follows:
a clean type high temperature coke oven comprising:
a furnace body,
the coal feeding pipe is arranged above the furnace body and used for feeding coal into the furnace body, the coal feeding pipe is provided with an arc section, the arc section is an arc on one longitudinal section of the coal feeding pipe, and a coal inlet is formed in the arc section;
the coal feeding device comprises a first coal feeding plate and a second coal feeding plate, the first coal feeding plate and the second coal feeding plate are rotatably arranged in the arc section and are in contact with the inner wall of the arc section, the first coal feeding plate and the second coal feeding plate are rotatably arranged, the first coal feeding plate and the second coal feeding plate alternately feed coal, and the first coal feeding plate and the second coal feeding plate separate the coal feeding port from the coal feeding pipe during coal feeding;
and the dust collecting device is communicated with the top end of the coal conveying pipe.
Further, still include power unit, power unit includes:
the electric motor is driven by the electric motor,
the driving shaft is connected with an output shaft of the driving motor, a first driving gear and a second driving gear are arranged on the driving shaft, the first driving gear is provided with a first fan-shaped notch, the second driving gear is provided with a second fan-shaped notch, and the first fan-shaped notch and the second fan-shaped notch are staggered;
the first sector gear and the second sector gear are rotatably arranged on the driving shaft, the first sector gear rotates in the first sector notch, and the second sector gear rotates in the second sector notch;
a reset structure which provides an elastic force for contacting the first sector gear with one side of the first sector notch, and the second sector gear with one side of the second sector notch;
the first driven gear is meshed with the first driving gear and the first sector gear and drives the first coal feeding plate to rotate, and the second driven gear is meshed with the second driving gear and the second sector gear and drives the second coal feeding plate to rotate.
Further, the reset structure utilizes the attractive force provided by the magnet to realize reset.
Furthermore, the coal feeding device further comprises a rotating shaft and a rotating sleeve which are arranged on the coal feeding pipe, the rotating sleeve is sleeved on the rotating shaft, a notch is formed in the side wall of the rotating sleeve, the first coal feeding plate is arranged on the rotating shaft and penetrates out of the notch, and the second coal feeding plate is arranged on the rotating sleeve.
Further, the surfaces of the first coal conveying plate and the second coal conveying plate, which do not bear coal, are both cambered surfaces.
Further, the dust collecting device comprises a dust collecting box and a fan, the dust collecting box is communicated with the coal feeding pipe, the fan is communicated with the dust collecting box, and a conical barrel is arranged below the dust collecting box.
Furthermore, a baffle is arranged on one side in the dust collection box, a gap is reserved between the baffle and the other side of the dust collection box, the coal conveying pipe is communicated with the lower portion of the baffle, and the fan is communicated with the upper portion of the baffle.
The working principle and the beneficial effects of the invention are as follows:
through the setting of sending coal pipe and two coal feeding plates, when the coal is sent to the furnace body, the coal is sent to a face of sending the coal plate through advancing the coal mouth on, through the rotation of this coal feeding plate, rely on coal self gravity to pay-off after the coal feeding plate inclines to certain angle, when sending the coal, two coal feeding plates will advance the coal mouth and separate with the coal feeding pipe, because the effect of sheltering from of coal feeding plate when sending the coal like this, the heat wave of gushing out can upwards blow the powder, collect through dust collecting device, and can not blow off from advancing the coal mouth, the function of clean coal feeding has been realized, neither can cause environmental pollution, also can collect the buggy and recycle.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a schematic view of the structure of the present invention;
FIG. 2 is a schematic view of the power mechanism and the coal feeding device;
FIG. 3 is a schematic view of a power mechanism;
FIG. 4 is a schematic view of a coal feeder;
FIG. 5 is a schematic view of a rotating sleeve;
FIG. 6 is a schematic view of a dust collector;
FIG. 7 is a flow chart of a coal feeding method;
in the figure: 1. furnace body, 2, coal feeding pipe, 21, circular arc section, 22, coal inlet, 3, coal feeding device, 31, first coal feeding plate, 32, second coal feeding plate, 33, rotating shaft, 34, rotating sleeve, 341, notch, 4, dust collecting device, 41, dust collecting box, 42, fan, 43, cone, 44, baffle, 5, power mechanism, 51, driving motor, 52, driving shaft, 53, first driving gear, 54, second driving gear, 55, first sector gear, 56, second sector gear, 57, reset structure, 58, first driven gear, 59, second driven gear.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any inventive step, are intended to be within the scope of the present invention.
As shown in fig. 1 to 7, the present embodiment proposes
A clean type high temperature coke oven comprising:
the furnace body 1 is provided with a furnace body,
the coal feeding pipe 2 is arranged above the furnace body 1 and used for feeding coal into the furnace body 1, the coal feeding pipe 2 is provided with an arc section 21, the arc section 21 is an arc on one longitudinal section of the coal feeding pipe 2, and a coal inlet 22 is arranged on the arc section 21;
the coal feeding device 3 comprises a first coal feeding plate 31 and a second coal feeding plate 32, wherein the first coal feeding plate 31 and the second coal feeding plate 32 are rotatably arranged in the arc section 21 and are in contact with the inner wall of the arc section 21, the first coal feeding plate 31 and the second coal feeding plate 32 are rotatably arranged, the first coal feeding plate 31 and the second coal feeding plate 32 alternately feed coal, and the first coal feeding plate 31 and the second coal feeding plate 32 separate the coal inlet 22 from the coal feeding pipe 2 during coal feeding;
and one coal feeding plate is always kept at the lower edge of the coal inlet 22;
the dust collecting device 4 is communicated with the top end of the coal conveying pipe 2.
A clean high-temperature coking furnace is characterized in that a coal feeding pipe 2 is arranged above a furnace body 1 for coking, the coal feeding pipe 2 is used for feeding coal into the furnace body 1, the coal feeding pipe 2 can be cylindrical or square cylindrical according to requirements, one section of the coal feeding pipe 2 is an arc section 21, the arc section 21 is seen as an arc on a longitudinal section of the coal feeding pipe 2, a coal feeding port 22 is arranged on the arc section 21 of the coal feeding pipe 2, the coal feeding port 22 is generally arranged at a position close to the arc section 21, a coal feeding device 3 is arranged in the coal feeding pipe 2, the coal feeding device 3 comprises a first coal feeding plate 31 and a second coal feeding plate 32, the two coal feeding plates are rotatably arranged in the coal feeding pipe 2, the rotating axis is collinear with the axis of the arc section 21, the edge of the coal feeding plate can be in contact and sealed with the inner wall of the arc section 21, the two coal feeding plates alternately feed coal, the coal feeding plates clamp the coal feeding port 22 in the middle when the coal feeding, the coal feeding port 22 is separated from the coal feeding pipe 2, a dust collecting device 4 connected with the coal feeding pipe 2, and a dust collecting device for collecting coal dust gushing out.
Through the setting of sending coal pipe 2 and two coal feeding plates, when sending coal to furnace body 1, the coal is sent to a face of sending coal plate through advancing coal mouth 22 on, through the rotation of this coal feeding plate, rely on coal self gravity to pay-off after the coal feeding plate inclines to certain angle, when sending coal, two coal feeding plates will advance coal mouth 22 and send coal pipe 2 to separate, because the effect of sheltering from of coal feeding plate during the coal feeding like this, the heat wave of gushing out can upwards blow the powder, collect through dust collecting device 4, and can not blow out from advancing coal mouth 22, the function of clean coal feeding has been realized, neither can cause environmental pollution, also can collect the buggy and recycle.
The reason that a totally-enclosed coal feeding structure is not adopted is that the actual working environment is severe, better sealing cannot be realized, coal dust can still be blown out during coal feeding to cause pollution, and blockage can be easily caused even if the time is long.
In one embodiment, when the first coal feeding plate 31 is located at a position adjacent to the lower edge of the coal inlet 22, the second coal feeding plate 32 is sealed in contact with the inner wall of the circular arc section 21 opposite to the coal inlet 22, and coal is fed onto the first coal feeding plate 31 in this state, and the following coal feeding process can be divided into two stages: firstly, in the synchronous rotation stage, the first coal feeding plate 31 and the second coal feeding plate 32 rotate synchronously, the middle can be divided into a plurality of small stages, in the first stage, the first coal feeding plate 31 crosses the front of the coal inlet 22, and the second coal feeding plate 32 is always contacted with the inner wall of the arc section 21 opposite to the coal inlet 22; the second stage is that before the first coal feeding plate 31 rotates to the coal feeding position, the second coal feeding plate 32 rotates to contact with the inner wall of the circular arc section 21 below the coal inlet 22; in the third stage, the coal feeding and coal dust collecting work is completed, the second coal feeding plate 32 rotates to the position before being connected with the lower edge of the coal inlet 22, and the first coal feeding plate 31 rotates to the position where the inner wall of the circular arc section 21 opposite to the coal inlet 22 is contacted. In the asynchronous rotation stage, the second coal feeding plate 32 stops rotating at the position connected with the lower edge of the coal inlet 22 to feed coal, and the first coal feeding plate 31 continues rotating and rotates to the initial position of the second coal feeding plate 32 at the beginning; and then the rotary feeding is continued according to the above form.
Still include power unit 5, power unit 5 includes:
the motor (51) is driven and,
the driving shaft 52, the driving shaft 52 is connected with the output shaft of the driving motor 51, the driving shaft 52 is provided with a first driving gear 53 and a second driving gear 54, the first driving gear 53 is provided with a first fan-shaped notch, the second driving gear 54 is provided with a second fan-shaped notch, and the first fan-shaped notch and the second fan-shaped notch are staggered;
a first sector gear 55, a second sector gear 56, and a first sector gear 55 and a second sector gear 56 are rotatably disposed on the driving shaft 52, the first sector gear 55 rotates in the first sector cut, and the second sector gear 56 rotates in the second sector cut;
a reset structure 57, the reset structure 57 providing an elastic force for the first sector gear 55 to contact with one side of the first sector cutout, and the second sector gear 56 to contact with one side of the second sector cutout;
the first driven gear 58 is meshed with the first driving gear 53 and the first sector gear 55 and drives the first coal feeding plate 31 to rotate, and the second driven gear 59 is meshed with the second driving gear 54 and the second sector gear 56 and drives the second coal feeding plate 32 to rotate.
In this embodiment, constitute intermittent type rotating-structure through driving gear, sector gear, reset structure 57 and driven gear, cut away a fan-shaped part on the driving gear, form fan-shaped incision, sector gear's parameter is the same with the driving gear, sector gear and the coaxial but asynchronous rotation of driving gear, sector gear is at the within range rotation of fan-shaped incision to can with realize linking between the driving gear, reset structure 57 provides elasticity and makes sector gear's one side contact with one side of fan-shaped incision, driven gear and driving gear and sector gear homoenergetic meshing.
Like this when the driving gear rotates, can drive driven gear and rotate, and when driven gear and sector gear meshing, the power that driven gear and sector gear meshing produced is greater than the elasticity that reset structure 57 provided, the driving gear continues to rotate and can make and produce relative rotation between driving gear and sector gear, sector gear and driven gear all stall, the driving gear continues to rotate, make sector gear and fan-shaped notched limit contact, sector gear atress and driving gear synchronous rotation, driven gear follows the rotation, and after driven gear and sector gear's meshing is thrown off, reset structure 57 then can drive sector gear and get back to another limit contact of original place and another fan-shaped notched, so just realized driven gear's intermittent motion. When one side of the sector gear is in contact with one side of the sector notch, the angle from the other side of the sector gear to the other side of the sector notch is a control angle, the clearance motion stop time of the driven gear is determined according to the transmission ratio of the two gears and the clearance control angle, and meanwhile, a plurality of sector notches can be set to meet the requirement of an actual coal feeding plate.
The sector notches on the two coal feeding plates are staggered to stagger the movement of the two coal feeding plates, so that the other coal feeding plate can separate the coal inlet 22 from the coal feeding pipe 2 during feeding in the feeding circulation process, and the dust removing device is communicated with the furnace body 1
The reset structure 57 utilizes the attractive force provided by the magnet to effect the reset.
The sector gear is reset by arranging magnets on the driving gear and the sector gear, and certainly, the sector gear can also be reset by adopting elastic pieces such as springs.
The coal feeding device 3 further comprises a rotating shaft 33 and a rotating sleeve 34 which are arranged on the coal feeding pipe 2, the rotating sleeve 34 is sleeved on the rotating shaft 33, a notch 341 is formed in the side wall of the rotating sleeve 34, the first coal feeding plate 31 is arranged on the rotating shaft 33 and penetrates out of the notch 341, and the second coal feeding plate 32 is arranged on the rotating sleeve 34.
Drive through axis of rotation 33 and rotate first coal feeding plate 31 and rotate, axis of rotation 33 is connected with first driven gear 58, drive the second through rotating sleeve 34 and send coal plate 32 to rotate, rotating sleeve 34 is connected with second driven gear 59, the second coal feeding plate 32 is relative and is located the intermediate position with notch 341, notch 341 on rotating sleeve 34 provides axis of rotation 33 and the relative pivoted space of rotating sleeve 34, and can control two minimum contained angles that send coal plate.
The surfaces of the first coal conveying plate 31 and the second coal conveying plate 32 which do not bear coal are both cambered surfaces.
When the coal feeding plate is used for blocking the lower part of the coal inlet 22, the surface of the coal feeding plate, which does not bear coal, faces the lower part of the coal feeding pipe 2, and the coal feeding plate is designed into a cambered surface so as to guide coal powder to move along the cambered surface and be discharged upwards, so that the coal feeding plate has a better using effect compared with a plane structure.
The dust collecting device 4 comprises a dust collecting box 41 and a fan 42, wherein the dust collecting box 41 is communicated with the coal feeding pipe 2, the fan 42 is communicated with the dust collecting box 41, and a conical cylinder 43 is arranged below the dust collecting box 41.
A baffle 44 is arranged at one side in the dust collection box 41, a gap is reserved between the baffle 44 and the other side of the dust collection box 41, the coal feeding pipe 2 is communicated below the baffle 44, and the fan 42 is communicated above the baffle 44.
The bottom of a dust collection box 41 of the dust collection device 4 is communicated with a conical cylinder 43, water is contained in the conical cylinder 43, a fan 42 is communicated on the dust collection box 41, pulverized coal is pumped out from the coal conveying pipe 2 by air suction of the fan 42, the fan 42 adopts a pulse type air suction mode to intermittently perform air suction, and the pumped pulverized coal falls into the water for collection after being pumped into the dust collection box 41. The baffle 44 separates the communication position of the fan 42 and the dust collection box 41 and the communication position of the dust collection box 41 and the coal conveying pipe 2, so that the pulverized coal can be effectively prevented from being pumped into the fan 42.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions, improvements, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. A clean type high temperature coke oven, characterized by comprising:
a furnace body (1),
the coal feeding pipe (2) is arranged above the furnace body (1) and is used for feeding coal into the furnace body (1), the coal feeding pipe (2) is provided with an arc section (21), the arc section (21) is an arc on one longitudinal section of the coal feeding pipe (2), and a coal inlet (22) is formed in the arc section (21);
the coal feeding device (3) comprises a first coal feeding plate (31) and a second coal feeding plate (32), wherein the first coal feeding plate (31) and the second coal feeding plate (32) are rotatably arranged in the circular arc section (21) and are in contact with the inner wall of the circular arc section (21), the first coal feeding plate (31) and the second coal feeding plate (32) are rotatably arranged, coal is alternately fed by the first coal feeding plate (31) and the second coal feeding plate (32), and the coal feeding port (22) and the coal feeding pipe (2) are separated by the first coal feeding plate (31) and the second coal feeding plate (32) during coal feeding;
the dust collecting device (4), the dust collecting device (4) is communicated with the top end of the coal feeding pipe (2),
still include power unit (5), power unit (5) includes:
a drive motor (51) for driving the motor,
the driving shaft (52) is connected with an output shaft of the driving motor (51), a first driving gear (53) and a second driving gear (54) are arranged on the driving shaft (52), the first driving gear (53) is provided with a first fan-shaped notch, the second driving gear (54) is provided with a second fan-shaped notch, and the first fan-shaped notch and the second fan-shaped notch are staggered;
a first sector gear (55) and a second sector gear (56), wherein the first sector gear (55) and the second sector gear (56) are both rotatably arranged on the driving shaft (52), the first sector gear (55) rotates in the first sector-shaped cut-out, and the second sector gear (56) rotates in the second sector-shaped cut-out;
a reset structure (57), wherein the reset structure (57) provides an elastic force for contacting the first sector gear (55) with one side of the first sector notch, and the second sector gear (56) with one side of the second sector notch;
a first driven gear (58) and a second driven gear (59), wherein the first driven gear (58) is meshed with the first driving gear (53) and the first sector gear (55) and drives the first coal feeding plate (31) to rotate, the second driven gear (59) is meshed with the second driving gear (54) and the second sector gear (56) and drives the second coal feeding plate (32) to rotate,
the reset structure (57) utilizes the attractive force provided by the magnet to achieve the reset.
2. The clean type high-temperature coking furnace according to claim 1, characterized in that the coal feeding device (3) further comprises a rotating shaft (33) and a rotating sleeve (34) which are arranged on the coal feeding pipe (2), the rotating sleeve (34) is sleeved on the rotating shaft (33), a notch (341) is formed in the side wall of the rotating sleeve (34), the first coal feeding plate (31) is arranged on the rotating shaft (33) and penetrates out of the notch (341), and the second coal feeding plate (32) is arranged on the rotating sleeve (34).
3. The clean type high temperature coking furnace according to claim 1, characterized in that the faces of the first coal feed plate (31) and the second coal feed plate (32) not bearing coal are both curved faces.
4. The clean type high temperature coking furnace according to claim 1, characterized in that the dust collecting device (4) comprises a dust collecting box (41) and a fan (42), the dust collecting box (41) is communicated with the coal feeding pipe (2), the fan (42) is communicated with the dust collecting box (41), and a tapered barrel (43) is arranged below the dust collecting box (41).
5. The clean type high temperature coking furnace according to claim 4, characterized in that a baffle plate (44) is arranged on one side in the dust box (41), a gap is reserved between the baffle plate (44) and the other side of the dust box (41), the coal feeding pipe (2) is communicated below the baffle plate (44), and the fan (42) is communicated above the baffle plate (44).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111667080.2A CN114276823B (en) | 2021-12-30 | 2021-12-30 | Clean high-temperature coking furnace |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111667080.2A CN114276823B (en) | 2021-12-30 | 2021-12-30 | Clean high-temperature coking furnace |
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| CN114276823A CN114276823A (en) | 2022-04-05 |
| CN114276823B true CN114276823B (en) | 2022-10-18 |
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| Publication number | Publication date |
|---|---|
| CN114276823A (en) | 2022-04-05 |
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