CN111795397B - Rotary drum type soot blower - Google Patents
Rotary drum type soot blower Download PDFInfo
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- CN111795397B CN111795397B CN202010688114.5A CN202010688114A CN111795397B CN 111795397 B CN111795397 B CN 111795397B CN 202010688114 A CN202010688114 A CN 202010688114A CN 111795397 B CN111795397 B CN 111795397B
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- pipeline
- rotary drum
- drum
- soot blower
- nozzle
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J3/00—Removing solid residues from passages or chambers beyond the fire, e.g. from flues by soot blowers
- F23J3/02—Cleaning furnace tubes; Cleaning flues or chimneys
- F23J3/026—Cleaning furnace tubes; Cleaning flues or chimneys cleaning the chimneys
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J15/00—Arrangements of devices for treating smoke or fumes
- F23J15/006—Layout of treatment plant
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J15/00—Arrangements of devices for treating smoke or fumes
- F23J15/08—Arrangements of devices for treating smoke or fumes of heaters
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
- G01F1/05—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects
- G01F1/34—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects by measuring pressure or differential pressure
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses a rotary drum type soot blower which comprises a first pipeline, a second pipeline, a third pipeline, a fourth pipeline and a fifth pipeline which are sequentially connected, wherein a plurality of nozzles are arranged at the top of the first pipeline, rotary drum nozzle mechanisms are correspondingly arranged above the nozzles, a pressure detection mechanism is arranged on the second pipeline, a heating mechanism is arranged on the third pipeline, and a filtering mechanism is arranged between the fourth pipeline and the fifth pipeline. Compared with the traditional mode of treating the boiler tail gas through a high tower, the rotary drum type soot blower has the advantages of small volume and low cost, and has good dust removing and soot blowing effects and high working efficiency. The cooperation among the working mechanisms of the rotary drum type soot blower can ensure that the equipment runs stably, the equipment cannot be blocked, the service life is long, the tail gas treatment efficiency can be effectively ensured, and the working cost is greatly reduced.
Description
Technical Field
The invention relates to the technical field of dust removing equipment, in particular to a rotary drum type soot blower.
Background
With the rapid development of national economy, the continuous improvement of the national overall industrialization degree and regional industrial park coverage rate leads the level and the yield of domestic industry, particularly heavy industry, to show explosive progress, which also causes industrial pollution to become a problem needing important attention, for example, various poisonous and harmful large-size soot is generated in a large amount in the industrial process of smelting and extracting raw materials in a large scale, if the soot is naturally discharged without treatment, serious and even irreversible industrial pollution to the environment nearby a park can be caused, and meanwhile, the health of workers in the park is greatly damaged.
The existing dust removing equipment has the following problems: (1) the method has the advantages that high towers with large length-diameter ratio are required to be built for treating the tail gas of the boiler, and the soot in the tail gas is screened, fallen and finally recovered under the screening action of natural gravity, but the fact proves that the process flow cannot effectively and stably control the dust removal rate on one hand, because a large amount of soot is also wrapped and spilled out of the high towers when the flow speed of the tail gas is too large; (2) most of dust removal devices adopt a design idea of single setting centralized treatment, so that although the difficulty of equipment operation and management can be reduced, on one hand, the treatment efficiency and the service life of consumables are in an inverse relation, so that equipment movement fluctuates in one period, and on the other hand, consumables are consumed too fast, so that the treatment cost is increased; (3) most of the existing processing equipment adopts a physical mechanical stirring mode to break up the soot entrained in the airflow as much as possible, but the mechanical stirring part works in a high-dust and high-ash environment for a long time, so that the shell is very easy to be clamped due to the abrasion of the rotating shaft, and further the shutdown and the replacement are needed.
Therefore, based on the above drawbacks, there is still a need for a rotary drum type soot blower in the technical field of dust removing equipment, which is a research focus and focus of the field at present, and more a starting point and power of the present invention.
Disclosure of Invention
Aiming at the problems in the prior art, the invention aims to provide a rotary drum type soot blower.
In order to achieve the purpose, the invention provides the following technical scheme:
the utility model provides a revolve drum-type soot blower, includes pipeline one, pipeline two, pipeline three, pipeline four, the pipeline five that connects gradually, pipeline one top is equipped with a plurality of spout, and the correspondence of spout top is provided with revolves drum nozzle mechanism, be provided with pressure detection mechanism on the pipeline two, be equipped with heating mechanism on the pipeline three, be provided with the solenoid valve on the pipeline four, be provided with the ball valve on the pipeline five, be provided with filtering mechanism between pipeline four and the pipeline five.
Preferably, the rotary drum nozzle mechanism comprises a drum, a rotating shaft, a rotating blade, a hole, a sleeve rod, a rotating motor, a cap peak and a guide nozzle; the drum is characterized in that a rotating shaft is arranged in the center of the interior of the drum, a plurality of rotating blades are connected to the rotating shaft, two ends of the rotating shaft are connected with a rotating motor through a sleeve rod, a plurality of holes are formed in two side faces of the drum, the bottom of the drum is connected with a guide nozzle through a brim, and the lower end of the guide nozzle is inserted into the nozzle. The rotary drum nozzle mechanism can generate strong airflow and the airflow is cut into along the pipeline to enable smoke mixed with a large amount of dust in the pipeline to be rapidly stirred, and then the dust is prevented from being reserved in the pipeline.
Preferably, the pressure detection mechanism comprises an air pressure probe and a pressure gauge; the air pressure probe is positioned in the second pipeline, and the pressure gauge is arranged at the top of the second pipeline and connected with the air pressure probe. The pressure detection mechanism can monitor the flow of the whole device in real time, and can adjust the working efficiency of the rotary drum nozzle mechanism if the flow is too large or the dust content is more, so as to prevent backflow caused by overload.
Preferably, the heating mechanism comprises a heating array and a power supply; and a heating array consisting of a plurality of heating rods is arranged on the outer side of the pipeline III and is electrically connected with the power supply. The heating mechanism can enable the airflow to generate strong turbulence in a cold and hot alternating environment, so that dust is uniformly dispersed in the airflow to the maximum extent, and the subsequent filtering effect is improved.
Preferably, the filtering mechanism comprises a filtering cavity, a round hole, a sliding chute, a filtering plate, a filtering hole and a handle; the filter chamber upper portion is equipped with the round hole that runs through, and the round hole both ends are connected with pipeline four and pipeline five respectively, and the inside both sides of filter chamber are equipped with the spout, and the spout extends filter chamber lower extreme opening, and the filter both sides slide to be set up on the spout, evenly is provided with a plurality of filtration pore on the filter. The filter mechanism can adsorb the cigarette ash of large granule size and filter to reach and hold back the effect of purification, in addition, the filter is changed convenient and fast, can satisfy a large amount of edulcorations of various flues and filter the demand.
Preferably, the lower end of the filter plate is connected with a handle, so that the filter plate can be conveniently replaced by pulling, and quick replacement is realized.
Preferably, the six nozzles and the six rotary-drum nozzle mechanisms are arranged obliquely, the inclination angle is 15 degrees, and the cap peak 206 arranged by the hose is combined to adjust the angle to change the incident angle of the jet air flow so as to improve the efficiency of rotary-drum dust removal and soot blowing.
Preferably, the number of the rotating blades is more than 4, and the rotating blades are provided with sawtooth-shaped grooves, so that the working efficiency of the rotary drum nozzle mechanism is improved, and the dust removing and blowing effects are improved.
Preferably, the holes are strip-shaped holes, so that a large amount of air rapidly enters the drum to form strong airflow, the working efficiency of the rotary drum nozzle mechanism is improved, and the dust removing and blowing effects are improved. .
Compared with the prior art, the invention has the following beneficial effects:
(1) compared with the traditional mode of treating the boiler tail gas through a high tower, the rotary drum type soot blower has the advantages of small volume, low cost and high overall working efficiency, wherein the flow rate of the airflow in the pipeline can be monitored in real time through the pressure detection mechanism so as to regulate and control the working efficiency of each mechanism, so that the dust removing and blowing effects are guaranteed.
(2) The rotary drum type soot blower can effectively solve the problems of soot deposition, coking and slag bonding in a flue region through the rotary drum nozzle mechanism, can ensure stable operation of equipment, does not have the phenomenon of shell clamping, has long service life, can effectively ensure the tail gas treatment efficiency, and greatly reduces the working cost.
(3) The rotary drum type soot blower heats the cooled flue gas again through the heating mechanism, so that turbulent flow is generated in the air flow in the cold and hot alternating process, and further, dust is uniformly dispersed and distributed in the air flow, and the subsequent filtering mechanism can conveniently perform filtering operation with high efficiency and high quality.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic structural diagram of a first pipeline according to the present invention;
FIG. 3 is a schematic structural view of the rotary drum nozzle mechanism of the present invention;
FIG. 4 is a schematic structural view of a second pipe of the present invention;
FIG. 5 is a schematic structural view of a third pipe of the present invention;
FIG. 6 is a schematic structural view of a fourth pipe of the present invention;
FIG. 7 is a schematic view of the filter mechanism of the present invention;
FIG. 8 is a schematic structural view of a fifth conduit according to the present invention;
wherein: the device comprises a first pipeline 1, a nozzle 101, a drum 2, a rotating shaft 201, rotating blades 202, holes 203, a loop bar 204, a rotating motor 205, a brim 206, a guide nozzle 207, a second pipeline 3, an air pressure probe 301, a pressure gauge 302, a third pipeline 4, a heating array 401, a power supply 402, a fourth pipeline 5, an electromagnetic valve 501, a filter chamber 6, a round hole 601, a chute 602, a filter plate 603, a filter hole 604, a handle 605, a fifth pipeline 7 and a ball valve 701.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in 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 creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-8, a rotary drum type soot blower includes a first pipeline 1, a second pipeline 3, a third pipeline 4, a fourth pipeline 5, and a fifth pipeline 7, which are connected in sequence, wherein a plurality of nozzles 101 are disposed on the top of the first pipeline 1, rotary drum nozzle mechanisms are correspondingly disposed above the nozzles 101, a pressure detection mechanism is disposed on the second pipeline 3, a heating mechanism is disposed on the third pipeline 4, an electromagnetic valve 501 is disposed on the fourth pipeline 5, a ball valve 701 is disposed on the fifth pipeline 7, and a filtering mechanism is disposed between the fourth pipeline 5 and the fifth pipeline 7. Spout 101 and revolving drum nozzle mechanism are six, and spout 101 adopts the slope setting, and inclination is 15 degrees.
The rotary drum nozzle mechanism comprises a drum 2, a rotating shaft 201, a rotating blade 202, a hole 203, a sleeve rod 204, a rotating motor 205, a cap peak 206 and a guide nozzle 207; the inside center of drum 2 is equipped with pivot 201, is connected with a plurality of rotating vane 202 on the pivot 201, and pivot 201 both ends are connected with rotating electrical machines 205 through loop bar 204, and a plurality of holes 203 have been seted up to drum 2 both sides face, and drum 2 bottom is connected with guide nozzle 207 through brim of a hat 206, and guide nozzle 207 lower extreme inserts in spout 101. The number of the rotating blades 202 is more than 4, and the rotating blades 202 are provided with saw-tooth grooves. The holes 203 are strip-shaped holes. The rotary drum nozzle mechanism can generate strong airflow and the airflow is cut into along the pipeline to enable smoke mixed with a large amount of dust in the pipeline to be rapidly stirred, and then the dust is prevented from being reserved in the pipeline.
The pressure detection mechanism comprises an air pressure probe 301 and a pressure gauge 302; the air pressure probe 301 is positioned in the second pipeline 3, and the pressure gauge 302 is arranged at the top of the second pipeline 3 and is connected with the air pressure probe 301. The pressure detection mechanism can monitor the flow of the whole device in real time, and can adjust the working efficiency of the rotary drum nozzle mechanism if the flow is too large or the dust content is more, so as to prevent backflow caused by overload.
The heating mechanism comprises a heating array 401 and a power supply 402; and a heating array 401 consisting of a plurality of heating rods is arranged on the outer side of the pipeline III 4, and the heating array 401 is electrically connected with a power supply 402. The heating mechanism can enable the airflow to generate strong turbulence in a cold and hot alternating environment, so that dust is uniformly dispersed in the airflow to the maximum extent, and the subsequent filtering effect is improved.
The filtering mechanism comprises a filtering cavity 6, a round hole 601, a sliding groove 602, a filtering plate 603, a filtering hole 604 and a handle 605; the upper portion of the filter chamber 6 is provided with a through round hole 601, two ends of the round hole 601 are respectively connected with a pipeline four 5 and a pipeline five 7, sliding grooves 602 are formed in two sides inside the filter chamber 6, the sliding grooves 602 extend out of an opening at the lower end of the filter chamber 6, two sides of the filter plate 603 are slidably arranged on the sliding grooves 602, and the filter plate 603 is evenly provided with a plurality of filter holes 604. The filter plate 603 has a handle 605 connected to the end of the filter hole 604. The material of pipeline 1, pipeline two 3, pipeline three 4, pipeline four 5, pipeline five 7, the nozzle mechanism of revolving the drum is high temperature resistant alloy steel, and the branch pipeline material is 310S, the nozzle material of revolving the drum is ZGCr25Ni 20. The filter mechanism can adsorb the cigarette ash of large granule size and filter to reach and hold back the effect of purification, in addition, the filter is changed convenient and fast, can satisfy a large amount of edulcorations of various flues and filter the demand.
The working process of the invention is as follows: the first pipeline 1 is uniformly arranged on a boiler flue, wherein the soot moves along the first pipeline 1, wherein the rotating motor 205 drives the loop bar 204 to rotate at a high speed and drives the rotating blades 202 to rotate, so that the air in the drum 2 is stirred and compressed and then is conveyed to the guide nozzle 207 through the cap peak 206, the high-speed and high-pressure airflow medium is sprayed out from the guide nozzle 207 and enters the first pipeline 1 through the nozzle 101, and therefore the soot accumulated in the first pipeline 1 can be blown and moves to one end of the first pipeline 1, the air can be continuously supplemented into the drum 2 through the hole 203 in the process, and the cap peak 206 is of a hose structure, so that the angle can be adjusted to change the incident angle of the sprayed airflow. The cigarette ash in the first pipeline 1 moves into the second pipeline 3 under the clamping of the airflow, at the moment, a dynamic pressure in the second pipeline 3 can be monitored in real time through the air pressure probe 301, the overall flow speed is further calculated, when the flow speed is too high, the working speed of the rotary drum can be adjusted, and the pressure gauge 302 can display a pressure value in real time. Back cigarette ash further flows into three 4 of pipelines under the parcel of air current in, heat three 4 of pipelines's surface through heating array 401, and then make the temperature rise in the pipeline, the air current bulk temperature who wraps up cigarette ash under hand this moment is lower, when meetting the high-temperature gas in three 4 of pipelines, can produce certain turbulent phenomenon, make cigarette ash stirred and then even dispersion in whole air current, uniformity for follow-up filtering operation provides the guarantee. Wherein the power supply 402 supplies power to the heating array 401. The airflow entrains the ash to further flow into the fourth duct 5, wherein the opening and closing of the electromagnetic valve 501 can assist in controlling the flow rate of the first half of the whole device and even can be stopped. When opening solenoid valve 501 back, air current and cigarette ash flow in filter chamber 6 through round hole 601, it can pass filter 603, the cigarette ash of large granule size can be blocked by filtration pore 604 and adsorb and then reach the purpose of holding back the purification, if the filter 603 load reaches saturation then accessible spout 602 takes filter 603 out and replaces, the setting of handle 605 can make the more convenient easy operation of replacement operation, the final air current of accomplishing the purification can enter into pipeline five 7, close switch degree through control ball valve 701 adjusts discharge rate.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a rotary drum formula soot blower, includes pipeline one (1), pipeline two (3), pipeline three (4), pipeline four (5), pipeline five (7) that connect gradually, its characterized in that: the top of the first pipeline (1) is provided with a plurality of nozzles (101), rotary drum nozzle mechanisms are correspondingly arranged above the nozzles (101), the second pipeline (3) is provided with a pressure detection mechanism, the third pipeline (4) is provided with a heating mechanism, the fourth pipeline (5) is provided with an electromagnetic valve (501), the fifth pipeline (7) is provided with a ball valve (701), and a filtering mechanism is arranged between the fourth pipeline (5) and the fifth pipeline (7);
the rotary drum nozzle mechanism comprises a drum (2), a rotating shaft (201), a rotating blade (202), a hole (203), a sleeve rod (204), a rotating motor (205), a cap peak (206) and a guide nozzle (207); the novel rotary drum is characterized in that a rotating shaft (201) is arranged in the center of the interior of the drum (2), a plurality of rotating blades (202) are connected to the rotating shaft (201), two ends of the rotating shaft (201) are connected with a rotating motor (205) through sleeve rods (204), a plurality of holes (203) are formed in two side faces of the drum (2), a guide nozzle (207) is connected to the bottom of the drum (2) through a cap brim (206), and the lower end of the guide nozzle (207) is inserted into a nozzle (101).
2. A rotary drum sootblower as claimed in claim 1, wherein: the pressure detection mechanism comprises an air pressure probe (301) and a pressure gauge (302); the air pressure probe (301) is positioned in the second pipeline (3), and the pressure gauge (302) is arranged at the top of the second pipeline (3) and is connected with the air pressure probe (301).
3. A rotary drum sootblower as claimed in claim 1, wherein: the heating mechanism comprises a heating array (401) and a power supply (402); and a heating array (401) consisting of a plurality of heating rods is arranged on the outer side of the third pipeline (4), and the heating array (401) is electrically connected with a power supply (402).
4. A rotary drum sootblower as claimed in claim 1, wherein: the filtering mechanism comprises a filtering cavity (6), a round hole (601), a sliding groove (602), a filtering plate (603), a filtering hole (604) and a handle (605); filter chamber (6) upper portion is equipped with round hole (601) that runs through, and round hole (601) both ends are connected with pipeline four (5) and pipeline five (7) respectively, and the inside both sides of filter chamber (6) are equipped with spout (602), and spout (602) extend filter chamber (6) lower extreme opening, and filter (603) both sides slide and set up on spout (602), evenly is provided with a plurality of filtration pore (604) on filter (603).
5. A rotary drum sootblower as claimed in claim 1, wherein: the lower end of the filter plate (603) is connected with a handle (605).
6. A rotary drum type soot blower according to any one of claims 1 to 5, characterized in that: spout (101) and revolving drum nozzle mechanism are six, and the spout adopts the slope setting, and inclination is 15 degrees.
7. The rotary drum type soot blower according to any one of claims 1 to 6, wherein: the number of the rotating blades (202) is more than 4, and the rotating blades (202) are provided with saw-tooth grooves.
8. The rotary drum type soot blower according to any one of claims 1 to 7, wherein: the holes (203) are strip-shaped holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010688114.5A CN111795397B (en) | 2020-07-16 | 2020-07-16 | Rotary drum type soot blower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010688114.5A CN111795397B (en) | 2020-07-16 | 2020-07-16 | Rotary drum type soot blower |
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| Publication Number | Publication Date |
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| CN111795397A CN111795397A (en) | 2020-10-20 |
| CN111795397B true CN111795397B (en) | 2021-06-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010688114.5A Active CN111795397B (en) | 2020-07-16 | 2020-07-16 | Rotary drum type soot blower |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106642153A (en) * | 2016-12-01 | 2017-05-10 | 江苏蓝天环保集团股份有限公司 | Environmentally-friendly filter screen device for agricultural straw incineration |
| CN106678846A (en) * | 2016-12-14 | 2017-05-17 | 北京神雾环境能源科技集团股份有限公司 | Soot blower |
| CN207455612U (en) * | 2017-09-19 | 2018-06-05 | 华电电力科学研究院 | A kind of rotary blast cap for cigarette air passage soot blowing |
| CN108561929A (en) * | 2018-06-22 | 2018-09-21 | 明光市鸿晟机电设备制造有限公司 | A kind of high pressure ionization formula oil fume purifier |
| CN209263063U (en) * | 2018-10-16 | 2019-08-16 | 华电电力科学研究院有限公司 | A kind of novel soot blower system for station boiler horizontal flue |
-
2020
- 2020-07-16 CN CN202010688114.5A patent/CN111795397B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106642153A (en) * | 2016-12-01 | 2017-05-10 | 江苏蓝天环保集团股份有限公司 | Environmentally-friendly filter screen device for agricultural straw incineration |
| CN106678846A (en) * | 2016-12-14 | 2017-05-17 | 北京神雾环境能源科技集团股份有限公司 | Soot blower |
| CN207455612U (en) * | 2017-09-19 | 2018-06-05 | 华电电力科学研究院 | A kind of rotary blast cap for cigarette air passage soot blowing |
| CN108561929A (en) * | 2018-06-22 | 2018-09-21 | 明光市鸿晟机电设备制造有限公司 | A kind of high pressure ionization formula oil fume purifier |
| CN209263063U (en) * | 2018-10-16 | 2019-08-16 | 华电电力科学研究院有限公司 | A kind of novel soot blower system for station boiler horizontal flue |
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| CN111795397A (en) | 2020-10-20 |
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