Humidifying device for coal for coking of coke oven

Abstract

The utility model discloses a humidifying device for coal for coking of a coke oven, which comprises an automatic water adding assembly, an automatic water adding assembly and a control assembly, and the automatic water adding assembly comprises a conveyor belt, a support frame and a detection head; and the uniform mixing assembly comprises a protective cover, a servo motor, a rotating shaft and L-shaped scraping plates, the protective cover is fixed to the upper end of the conveying belt and located behind the conveying of the supporting frame, the servo motor is fixed to the middle of the side edge of the protective cover, the rotating shaft is fixed to the output end of the servo motor, and the four L-shaped scraping plates are evenly distributed on the rotating shaft. According to an existing method for humidifying coal on a belt conveyor, water is sprayed to the surface of coal on the conveyor belt, water is not sprayed to coal on the lower layer, consequently, coal humidification is uneven, even if the coal is mixed at the tail of the conveyor belt through a coal mixing machine, a part of coal cannot be evenly humidified in the conveying process between the coal mixing machine and the conveyor belt for a long time, and the conveying efficiency is greatly improved. The heat distribution is not uniform in the coking process, and the quality of coke is influenced.

Description

TECHNICAL FIELD

[0001] The utility model relates to coke oven coking technical field especially, is a kind of coal's humidifying device for coke oven coking. BACKGROUND

[0002] Coal's humidifying device for coke oven coking is used to adjust the equipment of coal moisture, to ensure that coal reaches ideal humidity level in coking process.This device is crucial to control thermal parameters in coking process and improve coke quality.There are spiral feeder humidification, vibration feeder humidification, rotary feeder humidification, belt conveyor humidification, vibration sieve machine humidification, mixing blender humidification and steam humidification in general.Belt conveyor high humidity is that online moisture analyzer and spraying system are installed on belt conveyor, and coal in conveying is sprayed to adjust the humidity of coal.

[0003] The existing method of humidifying coal on belt conveyor sprays water on the surface of coal on conveyor belt, and the lower layer of coal is not sprayed with water, leading to uneven humidification of coal, even if the end of conveyor belt passes through coal mixer for mixing, but during the conveying process between them, time is long, and part of coal still cannot be evenly humidified, which leads to uneven heat distribution in coking process, affecting the quality of coke, so a coal's humidifying device for coke oven coking is needed to solve the above problems. SUMMARY

[0004] The utility model aims at providing a kind of coal's humidifying device for coke oven coking, to solve the problem that the existing method of humidifying coal on belt conveyor sprays water on the surface of coal on conveyor belt, and the lower layer of coal is not sprayed with water, leading to uneven humidification of coal, even if the end of conveyor belt passes through coal mixer for mixing, but during the conveying process between them, time is long, and part of coal still cannot be evenly humidified, which leads to uneven heat distribution in coking process, affecting the quality of coke.

[0005] To solve the above technical problems, the utility model is realized by the following technical solutions:

[0006] The utility model is a kind of coal's humidifying device for coke oven coking, comprising:

[0007] Automatic water adding assembly, the automatic water adding assembly includes conveyor belt, support frame and detection head, the support frame is fixed on the upper end of conveyor belt, and the detection head is fixed in the middle part of support frame;

[0008] The mixing assembly comprises a protective cover, a servo motor, a rotating shaft and L-shaped scrapers, the protective cover is fixed at the upper end of the conveying belt and located behind the conveying of the support frame, the servo motor is fixed at the middle part of the side edge of the protective cover, the output end of the servo motor is penetrated through and rotationally connected to the side edge of the protective cover, the rotating shaft is fixed on the output end of the servo motor, and the L-shaped scrapers are four in total and evenly distributed on the rotating shaft.

[0009] Further, the mixing assembly further comprises a sleeve ring and a reinforcing plate, the sleeve ring is sleeved on the rotating shaft through screws, and the L-shaped scrapers are welded on the sleeve ring, and the reinforcing plate is welded on the two ends of the L-shaped scrapers.

[0010] Further, the automatic water adding assembly further comprises a water pipe and a water pump, the water pipe is fixed on the lower surface of the top of the support frame, a plurality of groups of spray heads are distributed on the lower end of the water pipe, and the water pump is fixed between the water pipes.

[0011] Further, the anti-damage assembly further comprises a support plate and a second spring column, the support plate is fixed on the inner side wall of the protective cover at two ends, and the second spring column is fixed on the side edge of the support plate at one end.

[0012] Further, the anti-damage assembly further comprises a second inclined surface plate, and the second inclined surface plate is fixed on the other end of the second spring column at the side edge.

[0013] Further, the anti-damage assembly further comprises a second inclined surface plate, and the second inclined surface plate is fixed on the other end of the second spring column at the side edge.

[0014] Compared with the prior art, the utility model has the advantages that:

[0015] One, the utility model discloses a mixing assembly, a detection head detects the moisture of coal below, transmits a signal to the background, controls the flow of the water pump after the background analyzes humidity, the spray head below the water pipe sprays coal, the wet coal falls into the protective cover along with the conveying belt, the servo motor starts, drives the rotating shaft to rotate, drives the L-shaped scraper on the sleeve ring to rotate, scrapes the coal on the conveying belt, the coal rotates to the upper layer along with the L-shaped scraper, and then falls on the conveying belt again, at this time, part of the coal in the upper layer and part of the coal in the lower layer are mixed, and the moisture is diffused.

[0016] The utility model discloses, through setting up the prevent loss subassembly, when coal moves to the pivot above with L type scraper, the coal in L type scraper falls to the first inclined plane board on the back of L type scraper in front of rotation, under the action of first spring post, coal and first inclined plane board slowly descend, subsequently fall on second inclined plane board, under the action of second spring post on support plate, coal and second inclined plane board slowly descend, finally fall to conveyer belt, this setting, can avoid coal from falling directly from the L type scraper above to conveyer belt, cause coal broken, and increase dust. BRIEF DESCRIPTION OF DRAWINGS

[0017] In order to more clearly illustrate the technical scheme of the embodiments of the utility model, the following will be to the embodiment description needed to use the drawing briefly introduce, obviously, the following description in the drawing is only some embodiments of the utility model, for the ordinary skilled person in the art comes, under the premise of not paying the creative labor, can also obtain other drawings according to these drawings.

[0018] Figure 1 It is the whole structure schematic diagram of the utility model;

[0019] Figure 2 It is the mixing subassembly structure schematic diagram of the utility model;

[0020] Figure 3 It is the prevent loss subassembly structure schematic diagram of the utility model.

[0021] In the drawing, the component list represented by each sign is as follows:

[0022] 10, conveyer belt;11, support frame;12, detection head;13, water pipe;14, water pump;20, protective cover;21, servo motor;22, pivot;23, collar;24, L type scraper;25, reinforcing plate;30, first spring post;31, first inclined plane board;32, support plate;33, second spring post;34, second inclined plane board. DETAILED DESCRIPTION

[0023] In order to make the above purpose, features and advantages of the utility model more obvious and easy to understand, the following will be to the specific embodiment of the utility model detailed description with the drawing.

[0024] In the following description, a lot of specific details are set forth in order to fully understand the utility model, but the utility model can also be implemented in other ways different from the description, and the person skilled in the art can make similar generalization without violating the connotation of the utility model, therefore the utility model is not limited by the following disclosed specific embodiments.

[0025] In order to make the purpose, technical scheme and advantages of the utility model more clear, the embodiments of the utility model will be described in further detail below with reference to the drawings.

[0026] Please refer to Figures 1-2 The utility model discloses a kind of coal humidifying devices for coke oven coking, comprising:

[0027] Automatic water adding assembly, automatic water adding assembly includes conveyor belt 10, support frame 11 and detection head 12, support frame 11 is fixed conveyor belt 10 upper end, and detection head 12 is fixed in support frame 11 middle part;

[0028] Automatic water adding assembly further includes water pipe 13 and water pump 14, water pipe 13 is fixed in support frame 11 top lower surface, and water pipe 13 lower end is distributed with multiple groups of shower head, and water pump 14 is fixed between water pipe 13;

[0029] Conveyor belt 10 is used to convey coal, support frame 11 plays a supporting role, and detection head 12 is used to detect the humidity of coal, is transmitted to background through signal line, is fed back to control system after analysis, and the water output of water pump 14 is controlled by control system, and coal is sprayed by water pipe 13 and lower shower head.

[0030] Mixing assembly, mixing assembly includes protective cover 20, servo motor 21, shaft 22 and L-shaped scraper 24, protective cover 20 is fixed on conveyor belt 10 upper end, and is located in the conveying rear of support frame 11, servo motor 21 is fixed in protective cover 20 side middle part, and the output end of servo motor 21 is connected in rotation in protective cover 20 side, shaft 22 is fixed on the output end of servo motor 21, and L-shaped scraper 24 has four pieces, and is evenly distributed on shaft 22;

[0031] Mixing assembly further includes sleeve ring 23 and reinforcing plate 25, sleeve ring 23 is sleeved on shaft 22 by screw, and L-shaped scraper 24 is welded on sleeve ring 23, and reinforcing plate 25 is welded on both ends of L-shaped scraper 24.

[0032] Protective cover 20 plays a supporting and protective role, servo motor 21 provides power source, shaft 22 converts power, sleeve ring 23 plays a connecting role, and L-shaped scraper 24 is used to scrape coal and realize its overturning, and reinforcing plate 25 can increase the strength of L-shaped scraper 24.

[0033] Working principle:

[0034] The detection head 12 detects the moisture of the coal below, transmits a signal to the background, the background analyzes the humidity, controls the flow of the water pump 14, the spray head below the water pipe 13 sprays the coal, the wet coal falls into the protective cover 20 with the conveyor belt 10, the servo motor 21 starts, drives the rotating shaft 22 to rotate, drives the L-shaped scraper 24 on the sleeve ring 23 to rotate, scrapes the coal on the conveyor belt 10, the coal rotates to the upper layer with the L-shaped scraper 24, and then falls onto the conveyor belt 10 again, at this time, part of the coal in the upper layer and part of the coal in the lower layer are mixed and the moisture is diffused.

[0035] This step can mix the sprayed coal in time and avoid affecting the later coking.

[0036] Please refer to Figure 3 , the embodiment is based on the above-mentioned embodiment, further comprising:

[0037] The loss prevention assembly comprises a first spring column 30 and a first inclined plate 31, the lower end of the first spring column 30 is fixed on the back of the L-shaped scraper 24, and the first inclined plate 31 is fixed on the other end of the first spring column 30;

[0038] The loss prevention assembly further comprises a support plate 32 and a second spring column 33, the two ends of the support plate 32 are fixed on the inner side wall of the protective cover 20, and one end of the second spring column 33 is fixed on the side edge of the support plate 32;

[0039] The loss prevention assembly further comprises a second inclined plate 34, and the side edge of the second inclined plate 34 is fixed on the other end of the second spring column 33;

[0040] The first spring column 30 can absorb part of the impact force of the falling coal, the first inclined plate 31 plays a supporting role, the support plate 32 plays a supporting role, the second spring column 33 can absorb part of the impact force of the falling coal, and the second inclined plate 34 has a buffering effect.

[0041] Working principle:

[0042] When the coal moves to the upper side of the rotating shaft 22 with the L-shaped scraper 24, the coal in the L-shaped scraper 24 falls onto the first inclined plate 31 on the back of the L-shaped scraper 24 in front of the rotating shaft 22, and under the action of the first spring column 30, the coal and the first inclined plate 31 slowly descend, and then fall onto the second inclined plate 34, and under the action of the second spring column 33 on the support plate 32, the coal and the second inclined plate 34 slowly descend, and finally fall onto the conveyor belt 10.

[0043] This step can avoid the coal directly falling from the L-shaped scraper 24 above to the conveyor belt 10, causing the coal to be broken and increasing dust.

[0044] In the description of the utility model, still need to explain, unless another explicit provision and limitation, term "arrangement", "installation", "link", "connection" should do broad sense understanding, for example, can be fixed connection, also can be detachable connection, or integrally connected;Can be mechanical connection, also can be electrical connection;Can be directly connected, also can indirectly connect through the intermediate medium, can be two elements inside the communication。For ordinary skilled person in the art, can understand the specific meaning of the above-mentioned terms in the utility model according to specific circumstances.

[0045] Finally, it should be noted that: the above only for the preferred embodiments of the utility model, and is not used to limit the utility model, although the utility model is described in detail with reference to the foregoing embodiments, for the person skilled in the art, it still can modify the technical scheme recorded in the foregoing each embodiment, or equivalent replacement to part of technical features。Any modification, equivalent replacement, improvement, etc. within the spirit and principles of the utility model, should be included in the protection scope of the utility model.

Claims

1. A device for controlling the humidity of coal used in coking in a coke oven, characterized in that: The utility model relates to a kind of automatic water adding assembly and loss prevention assembly, including: Automatic water adding assembly, the automatic water adding assembly includes conveying belt (10), support frame (11) and detection head (12), the support frame (11) is fixed conveying belt (10) upper end, and detection head (12) is fixed in the middle part of support frame (11); Mixing assembly, the mixing assembly includes protective cover (20), servo motor (21), rotating shaft (22) and L-shaped scraper (24), the protective cover (20) is fixed in conveying belt (10) upper end, and it is located in the conveying rear of support frame (11), servo motor (21) is fixed in the middle part of protective cover (20) side, and the output end of servo motor (21) is connected in the side of protective cover (20) and rotates, rotating shaft (22) is fixed on the output end of servo motor (21), L-shaped scraper (24) has four, and is evenly distributed on rotating shaft (22).

2. The moisture adjusting device for coke oven coal according to claim 1, characterized by The mixing assembly further includes collar (23) and reinforcing plate (25), the collar (23) is sleeved on rotating shaft (22) by screw, and L-shaped scraper (24) is welded on collar (23), reinforcing plate (25) is welded on both ends of L-shaped scraper (24).

3. The moisture adjusting device for coke oven coal according to claim 1, characterized in that, The automatic water adding assembly further includes water pipe (13) and water pump (14), the water pipe (13) is fixed on the top lower surface of support frame (11), and multiple groups of spray heads are distributed on the lower end of water pipe (13), and water pump (14) is fixed between water pipe (13).

4. The moisture adjusting device for coke oven coal according to claim 1, characterized in that, It further includes loss prevention assembly, the loss prevention assembly includes first spring column (30) and first inclined plane plate (31), the lower end of first spring column (30) is fixed on the back of L-shaped scraper (24), and first inclined plane plate (31) is fixed on the other end of first spring column (30).

5. The moisture adjusting device for coke oven coal according to claim 4, characterized in that, The loss prevention assembly further includes support plate (32) and second spring column (33), both ends of support plate (32) are fixed on the inner side wall of protective cover (20), and one end of second spring column (33) is fixed on the side of support plate (32).

6. The moisture adjusting device for coke oven coal according to claim 5, wherein The loss prevention assembly further includes second inclined plane plate (34), and the side of second inclined plane plate (34) is fixed on the other end of second spring column (33).

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