CN113701178A - Steam soot blowing system of boiler flue - Google Patents

Steam soot blowing system of boiler flue Download PDF

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Publication number
CN113701178A
CN113701178A CN202110836984.7A CN202110836984A CN113701178A CN 113701178 A CN113701178 A CN 113701178A CN 202110836984 A CN202110836984 A CN 202110836984A CN 113701178 A CN113701178 A CN 113701178A
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China
Prior art keywords
driving rod
driving
flue
boiler flue
jet pipe
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CN202110836984.7A
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Chinese (zh)
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CN113701178B (en
Inventor
孙毅
冯继成
杨珏
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Huzhou Nantaihu Environmental Protection Energy Co ltd
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Huzhou Nantaihu Environmental Protection Energy Co ltd
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Priority to CN202110836984.7A priority Critical patent/CN113701178B/en
Publication of CN113701178A publication Critical patent/CN113701178A/en
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Publication of CN113701178B publication Critical patent/CN113701178B/en
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F23COMBUSTION APPARATUS; COMBUSTION PROCESSES
    • F23JREMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES 
    • F23J3/00Removing solid residues from passages or chambers beyond the fire, e.g. from flues by soot blowers
    • F23J3/02Cleaning furnace tubes; Cleaning flues or chimneys

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Cleaning In General (AREA)
  • Incineration Of Waste (AREA)

Abstract

The invention discloses a steam soot-blowing system of a boiler flue, which comprises a bracket arranged outside the flue, wherein a hollow driving rod extending into the flue is arranged on the bracket, the upper part of the driving rod is connected with a first driving mechanism driving the driving rod to rotate and a steam generating device communicated with the driving rod, and the lower part of the driving rod is provided with a first jet pipe group and a second jet pipe group which are communicated with the driving rod and are distributed up and down; the utility model discloses a vibration plate, including the actuating lever, the actuating lever is located the first jet nest of tubes and is equipped with the mounting bracket between first jet nest of tubes and the second jet nest of tubes on the actuating lever, be equipped with the dwang on the mounting bracket and drive dwang pivoted second actuating mechanism, the both sides of dwang are equipped with first hammer and the second hammer of beating respectively, the both sides of mounting bracket still are connected with first vibration board and second vibration board respectively through damping spring, first hammer and first vibration board cooperation hammering are hit to first beating, the second is hit and is beaten hammer and second vibration board cooperation hammering. The invention has the characteristics of comprehensive and thorough cleaning, high working efficiency and little damage to the boiler.

Description

Steam soot blowing system of boiler flue
Technical Field
The invention relates to a boiler treatment device of a thermal power plant, in particular to a steam soot blowing system of a boiler flue.
Background
During operation of the boiler, a large amount of ash is generated after the fuel is burned. One part of the ash is left in the hearth and is discharged in a slag-off mode, and the other part of the ash enters the tail flue together with the high-temperature airflow. When the ash-laden flue gas flows through each heat exchange surface of the tail flue, part of the ash particles can be deposited on the heat exchange surface to form ash deposit. For the heat exchange surface in the boiler, the most direct harm of dust deposition is reflected in the reduction of heat exchange efficiency, and once dust is deposited on the convection heat exchange surface because of the small heat conductivity coefficient of the dust, the heat resistance of the heating surface is increased, the heat transfer is deteriorated, and the boiler efficiency is reduced.
The existing device for cleaning the heat exchange surface of the boiler generally adopts a steel brush to do reciprocating motion to clean the heat exchange surface in the boiler or adopts a vibration hammer to hammer the heated surface, so that the heat exchange surface forms integral vibration to achieve the aim of cleaning dust; the steel brush is adopted to clean the accumulated dust on the heated surface, the cleaning surface is limited, and parts such as small channel surfaces, curved surfaces and the like are difficult to clean, have cleaning dead angles easily and are not cleaned thoroughly; the dust on the heating surface is cleaned in a hammering mode, the vibration position is single, the workload is high, the working efficiency is not high, and the damage to the heating surface of the boiler is large. Therefore, the existing device for cleaning the boiler by using the steel brush has the problems of incomplete and thorough cleaning, and the device for cleaning the boiler by using the hammering has the problems of single rapping position, low working efficiency and great damage to the boiler.
Disclosure of Invention
The invention aims to provide a steam soot-blowing system of a boiler flue. The invention has the characteristics of comprehensive and thorough cleaning, high working efficiency and little damage to the boiler.
The technical scheme of the invention is as follows: a steam soot-blowing system of a boiler flue comprises a support arranged outside the flue, wherein a hollow driving rod extending into the flue is arranged on the support, the upper part of the driving rod is connected with a first driving mechanism driving the driving rod to rotate and a steam generating device communicated with the driving rod, and a first jet pipe group and a second jet pipe group which are communicated with the driving rod and are distributed up and down are arranged at the lower part of the driving rod; the utility model discloses a vibration plate, including the actuating lever, the actuating lever is located the first jet nest of tubes and is equipped with the mounting bracket between first jet nest of tubes and the second jet nest of tubes on the actuating lever, be equipped with the dwang on the mounting bracket and drive dwang pivoted second actuating mechanism, the both sides of dwang are equipped with first hammer and the second hammer of beating respectively, the both sides of mounting bracket still are connected with first vibration board and second vibration board respectively through damping spring, first hammer and first vibration board cooperation hammering are hit to first beating, the second is hit and is beaten hammer and second vibration board cooperation hammering.
In the steam soot blowing system for the boiler flue, a fixing plate is fixedly connected to the driving rod above the first jet pipe group, an electric push rod for driving a mounting rack is arranged on the fixing plate, and the mounting rack is vertically and slidably connected with the driving rod.
In the steam soot blowing system of the boiler flue, the two sides of the bottom of the mounting frame are respectively provided with the U-shaped frame, the U-shaped frame is provided with the pushing cylinder facing the inner wall of the flue, and the pushing cylinder is connected with the cleaning brush assembly.
In the steam of boiler flue blows among the ash system, the cleaning brush subassembly includes the mount pad of being connected with the piston rod that promotes the cylinder, is equipped with intermeshing's worm and worm wheel in the mount pad, and the worm wheel is through step motor and hold-in range drive, and the both ends of worm are equipped with screw rod opposite in screw thread direction respectively, and equal threaded connection has the brush board on the screw rod, all is equipped with the spout on the both sides wall of U type frame, and the cooperation is connected with the slider on the spout, and the tip and the slider of screw rod rotate to be connected.
In the steam soot blowing system of the boiler flue, the outer end surface and the two side surfaces of the brush plate are both provided with bristles.
In the steam soot blowing system of the boiler flue, the first driving mechanism and the second driving mechanism are driven by a driving motor, a belt and a belt pulley.
In the steam soot blowing system of the boiler flue, the rotating rod is provided with the plurality of fixed shaft sleeves, and the first impact hammer and the second impact hammer are arranged between the adjacent fixed shaft sleeves through the movable shaft sleeves.
In the steam soot-blowing system of the boiler flue, the outer side walls of the first vibrating plate and the second vibrating plate are respectively provided with the ash sticking film and the cleaning brush at intervals.
In the steam soot blowing system for the boiler flue, the first jet pipe group and the second jet pipe group are both distributed at the periphery of the driving rod according to the circumferential direction, the spray pipes of the first jet pipe group are both distributed obliquely and downwards in the vertical direction, and the spray heads of the second jet pipe group are uniformly distributed obliquely in the circumferential direction.
In the steam soot blowing system of the boiler flue, the bottom of the driving rod is rotatably connected with the soot receiving disc, the object placing disc is arranged above the soot receiving disc, the deodorant is arranged in the object placing disc, and the surface of the object placing disc is provided with the air holes.
Compared with the prior art, the first jet pipe group, the second jet pipe group, the first vibrating plate, the second vibrating plate and the brush plate can rotate, and the first vibrating plate, the second vibrating plate and the brush plate can move up and down, so that the cleaning position can be changed according to actual conditions, the comprehensive and thorough dust cleaning work can be performed on the inner wall of the flue, and the working efficiency is high; during cleaning, firstly, accumulated ash on the heating surface of the inner wall of the boiler is loosened and falls off to a certain extent through steam of the first jet pipe group, then the first vibration plate, the second vibration plate, the first beating hammer and the second beating hammer are matched for hammering and brushing, the cleaning efficiency of refractory accumulated ash is greatly improved, and finally, the second jet pipe group sprays steam again, so that the ash cleaned on the heating surface falls into the ash receiving disc in a centralized manner, the ash is prevented from being attached to the heating surface again, the cleaning is thorough, and secondary ash accumulation is avoided;
furthermore, the first vibrating plate and the second vibrating plate are respectively hammered back and forth by the first beating hammer and the second beating hammer, so that the first vibrating plate and the second vibrating plate are in contact with the heating surface to cause the vibration of the heating surface, the vibration receiving surface is wide, the buffering effect is achieved, and the damage to the heating surface of the boiler is weakened. Therefore, the invention has the characteristics of comprehensive and thorough cleaning, high working efficiency and little damage to the boiler.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the mounting bracket;
fig. 3 is a schematic view of the connection of the swivelling levers to the first and second striking hammers;
FIG. 4 is a schematic structural view of a cleaning brush assembly;
fig. 5 is a schematic structural view of the second vibration plate.
The labels in the figures are: 1. a support; 11. a drive rod; 12. a first drive mechanism; 121. a drive motor; 122. a belt; 123. a belt pulley; 13. a steam generating device; 14. a first jet stack; 15. a second jet stack; 2. a mounting frame; 21. rotating the rod; 22. a first hammer; 23. a second hammer; 24. a damping spring; 25. a first vibrating plate; 26. a second vibration plate; 261. sticking a dust film; 262. cleaning the brush; 27. fixing the shaft sleeve; 28. a movable shaft sleeve; 3. a fixing plate; 31. an electric push rod; 32. a U-shaped frame; 33. a push cylinder; 34. a cleaning brush assembly; 4. a mounting seat; 41. a worm; 42. a worm gear; 43. a stepping motor; 44. a synchronous belt; 45. a screw; 46. brushing the board; 47. a chute; 48. a slider; 49. brushing; 5. an ash receiving disc; 51. placing a tray; 52. air holes are formed; 6. a flue.
Detailed Description
The invention is further illustrated by the following figures and examples, which are not to be construed as limiting the invention.
Examples are given.
As shown in fig. 1-5, a steam soot-blowing system of a boiler flue comprises a support 1 arranged outside the flue 6, a hollow driving rod 11 extending into the flue 6 is arranged on the support 1, the upper part of the driving rod 11 is connected with a first driving mechanism 12 driving the driving rod 11 to rotate and a steam generating device 13 communicated with the driving rod 11, and the lower part of the driving rod 11 is provided with a first jet pipe group 14 and a second jet pipe group 15 which are communicated with the driving rod 11 and are distributed up and down; be equipped with mounting bracket 2 on the actuating lever 11 between being located first jet nest of tubes 14 and the second jet nest of tubes 15, be equipped with dwang 21 and drive dwang 21 pivoted second actuating mechanism on the mounting bracket 2, the both sides of dwang 21 are equipped with first striking hammer 22 and second striking hammer 23 respectively, the both sides of mounting bracket 2 still are connected with first vibration board 25 and second vibration board 26 respectively through damping spring 24, first striking hammer 22 and first vibration board 25 cooperation hammering, second striking hammer 23 and second vibration board 26 cooperation hammering.
The fixing plate 3 is fixedly connected to the driving rod 11 above the first jet pipe set 14, the electric push rod 31 for driving the mounting frame 2 is arranged on the fixing plate 3, and the mounting frame 2 is connected with the driving rod 11 in a vertical sliding mode.
The bottom both sides of mounting bracket 2 all are equipped with U type frame 32, are equipped with the promotion cylinder 33 towards 6 inner walls of flue on the U type frame 32, are connected with cleaning brush subassembly 34 on the promotion cylinder 33.
Cleaning brush subassembly 34 includes the mount pad 4 of being connected with the piston rod that promotes cylinder 33, is equipped with intermeshing's worm 41 and worm wheel 42 in the mount pad 4, and worm wheel 42 is through step motor 43 and hold-in range 44 drive, and the both ends of worm 41 are equipped with screw rod 45 opposite in screw thread direction respectively, and equal threaded connection has brush board 46 on the screw rod 45, all is equipped with spout 47 on the both sides wall of U type frame 32, and the cooperation is connected with slider 48 on the spout 47, and the tip and the slider 48 of screw rod 45 rotate to be connected.
The outer end face and both side faces of the brush plate 46 are provided with bristles 49. The bristles 49 on the outer end face of the brush plate 46 are used for cleaning dust on the outer surface of the heated surface, the bristles 49 on the two side faces of the brush plate 46 are smaller than the volumes of the first vibrating plate 25 and the second vibrating plate 26, the brush plate 46 can go deep into narrow and concave positions, the narrow heated surface, particularly the side faces of the exhaust pipe gaps can be cleaned, and cleaning is more thorough, deep and comprehensive.
The first driving mechanism 12 and the second driving mechanism are driven by a driving motor 121, a belt 122 and a pulley 123. This is a common structure in the prior art and therefore is not described in detail herein.
The rotating rod 21 is provided with a plurality of fixed shaft sleeves 27, and the first striking hammer 22 and the second striking hammer 23 are both arranged between the adjacent fixed shaft sleeves 27 through movable shaft sleeves 28. When the rotating rod 21 rotates, the first striking hammer 22 and the second striking hammer 23 can move between two adjacent fixed shaft sleeves 27 through the movable shaft sleeve 28 to strike the vibrating plate at different positions, so that the key vibration point of the vibrating plate can shift back and forth, the vibration points on the heating surface are more uniform, and the ash removal is more comprehensive.
The outer side walls of the first vibration plate 25 and the second vibration plate 26 are distributed with an ash sticking film 261 and a cleaning brush 262 at intervals. The sticky membrane 261 that sets up can be in striking on the hammering effect of hammer closely laminating the heating surface, get rid of the deposition, reduce the clearance dead angle, and the clearance brush 262 that sets up can enter into between the heat transfer calandria, and the clearance to the heat transfer face is deepened more, enlarges the clearance position, plays good deashing effect.
The first jet pipe set 14 and the second jet pipe set 15 are distributed on the periphery of the driving rod 11 according to the circumferential direction, the spray pipes of the first jet pipe set 14 are distributed obliquely and downwards in the vertical direction, and the spray heads of the second jet pipe set 15 are uniformly distributed obliquely in the circumferential direction. The spray pipes of the first jet pipe group 14 are distributed downwards in the vertical direction in an inclined mode, so that air flow reaches all corners in the boiler, the cleaning range is wide, the cleaning dead angles are reduced, the spray heads of the second jet pipe group 15 are uniformly inclined at the same angle in the circumferential direction, the sprayed air flow forms annular air flow, the cleaned accumulated dust is conveniently concentrated and falls into the dust collecting disc 5 below, and diffusion is avoided.
The bottom of the driving rod 11 is rotatably connected with an ash receiving disc 5, an object placing disc 51 is arranged above the ash receiving disc 5, a deodorant is arranged in the object placing disc 51, and air holes 52 are formed in the surface of the object placing disc 51. The ash receiving tray 5 is arranged to receive the ash deposits cleaned by the first jet pipe set 14, the first vibration plate 25, the second vibration plate 26 and the brush plate 46, and the storage tray 51 is arranged to store a deodorant, such as activated carbon, etc., to remove odor, and also to prevent the ash deposits in the ash receiving tray 5 from escaping.
The working process is as follows: when the boiler flue cleaning device is used, the driving wheel can be arranged to facilitate the movement of the support 1, the driving rod 11 extends into a flue to perform cleaning work, the driving rod 11 is driven by the first driving mechanism to rotate, so that the first jet pipe group 14, the second jet pipe group 15 and the mounting frame 2 which are connected with the driving rod 11 rotate along with the driving rod, rotatable steam impact and vibration cleaning are formed, the inner wall of the boiler flue is brushed by the brushing plate 46, the boiler flue cleaning device is convenient and comprehensive to clean, a wider deashing area can be cleaned without frequent adjustment, and the boiler flue cleaning device is more practical and high in working efficiency;
the driving rod 11 is a hollow structure, the steam generating device 13 is connected with the driving rod 11 through a steam pipe, the steam generating device 13 can adopt a device commonly used in the prior art, the steam generated by the steam generating device 13 is sprayed to the heat exchange surface through the driving rod 11, the first jet pipe group 14 and the second jet pipe group 15, the steam sprayed by the first jet pipe group 14 firstly causes certain loosening and falling of the accumulated dust on the heat exchange surface, then the second driving mechanism drives the rotating rod 21 to swing back and forth to drive the first striking hammer 22 and the second striking hammer 23 to respectively strike the first vibrating plate 25 and the second vibrating plate 26 back and forth, the first vibrating plate 25 and the second vibrating plate 26 touch the heat exchange surface to cause vibration of the heat exchange surface to cause dust falling, in the vibration process, the dust sticking film 261 can be tightly attached to the heat exchange surface to remove the attached accumulated dust, the cleaning brush 262 and the brush 46 can enter between the heat exchange pipes, the heat exchange surface is further cleaned, the cleaning position is enlarged, the cleaning dead angle is reduced, and a good dust cleaning effect is achieved; the falling of the accumulated dust is accelerated by matching with the steam sprayed by the first jet flow pipe group 14, and the dust cleaning effect is improved;
meanwhile, the electric push rod 31 drives the mounting frame 2 to move up and down, the vibration positions of the first vibration plate 25 and the second vibration plate 26 are adjusted, the heating surfaces at different height positions are processed, the cleaning brush assembly 34 is used for brushing up and down the heat exchange surfaces, the loosened accumulated dust is brushed off, further, the cleaning brush assembly 34 can adjust the brushing deep position of the cleaning brush assembly 34 under the pushing of the pushing cylinder 33, the screw rods 45 at two sides are rotated through the structures of the worm wheel 42 and the worm 41 by utilizing the stepping motor 43, and the screw threads at two ends of the screw rods 45 are opposite in direction, so that the two sliding blocks 48 are close to or far away from each other due to the rotation of the screw rods 45, and the brushing positions are flexible;
and finally, the second jet pipe group 15 sprays spiral-flow steam, ash content cleaned on the heating surface is intensively dropped into the ash receiving disc 5, and secondary ash deposition is avoided.

Claims (10)

1. The utility model provides a steam soot-blowing system of boiler flue which characterized in that: the device comprises a support (1) arranged outside a flue (6), wherein a hollow driving rod (11) extending into the flue (6) is arranged on the support (1), the upper part of the driving rod (11) is connected with a first driving mechanism (12) driving the driving rod (11) to rotate and a steam generating device (13) communicated with the driving rod (11), and a first jet pipe group (14) and a second jet pipe group (15) which are communicated with the driving rod (11) and are distributed up and down are arranged at the lower part of the driving rod (11); be equipped with mounting bracket (2) between the first jet nest of tubes (14) and the second jet nest of tubes (15) on actuating lever (11), be equipped with dwang (21) and drive dwang (21) pivoted second actuating mechanism on mounting bracket (2), the both sides of dwang (21) are equipped with first hitting hammer (22) and second hitting hammer (23) respectively, the both sides of mounting bracket (2) still are connected with first vibration board (25) and second vibration board (26) respectively through damping spring (24), first hitting hammer (22) and first vibration board (25) cooperation hammering, second hitting hammer (23) and second vibration board (26) cooperation hammering.
2. The steam soot blowing system of a boiler flue as claimed in claim 1, wherein: the upper portion of the first jet pipe group (14) on the driving rod (11) is fixedly connected with a fixing plate (3), an electric push rod (31) for driving the mounting frame (2) is arranged on the fixing plate (3), and the mounting frame (2) is connected with the driving rod (11) in a vertical sliding mode.
3. The steam soot blowing system of a boiler flue as claimed in claim 2, wherein: the bottom both sides of mounting bracket (2) all are equipped with U type frame (32), are equipped with on U type frame (32) and push cylinder (33) towards flue (6) inner wall, are connected with cleaning brush subassembly (34) on push cylinder (33).
4. A steam sootblowing system of a boiler flue as claimed in claim 3, wherein: cleaning brush subassembly (34) include mount pad (4) be connected with the piston rod that promotes cylinder (33), be equipped with intermeshing's worm (41) and worm wheel (42) in mount pad (4), worm wheel (42) are through step motor (43) and hold-in range (44) drive, the both ends of worm (41) are equipped with screw rod (45) that screw thread opposite direction respectively, equal threaded connection has brush board (46) on screw rod (45), all be equipped with spout (47) on the both sides wall of U type frame (32), the cooperation is connected with slider (48) on spout (47), the tip and slider (48) of screw rod (45) rotate and are connected.
5. The steam soot blowing system of a boiler flue as claimed in claim 4, wherein: the outer end face and the two side faces of the brush plate (46) are provided with bristles (49).
6. The steam soot blowing system of a boiler flue as claimed in claim 1, wherein: the first driving mechanism (12) and the second driving mechanism are driven by a driving motor (121), a belt (122) and a belt pulley (123).
7. The steam soot blowing system of a boiler flue as claimed in claim 1, wherein: be equipped with a plurality of fixed axle sleeve (27) on dwang (21), first hammer (22) and second hammer (23) are all set up between adjacent fixed axle sleeve (27) through activity axle sleeve (28).
8. The steam soot blowing system of a boiler flue as claimed in claim 1, wherein: and the outer side walls of the first vibrating plate (25) and the second vibrating plate (26) are distributed with a dust sticking film (261) and a cleaning brush (262) at intervals.
9. The steam soot blowing system of a boiler flue as claimed in claim 1, wherein: the first jet pipe set (14) and the second jet pipe set (15) are distributed on the periphery of the driving rod (11) according to the circumferential direction, spray pipes of the first jet pipe set (14) are distributed in an inclined and downward mode in the vertical direction, and spray heads of the second jet pipe set (15) are uniformly distributed in an inclined mode in the circumferential direction.
10. The steam soot blowing system of a boiler flue as claimed in claim 1, wherein: the bottom of the driving rod (11) is rotatably connected with an ash receiving disc (5), an object placing disc (51) is arranged above the ash receiving disc (5), a deodorant is arranged in the object placing disc (51), and air holes (52) are formed in the surface of the object placing disc (51).
CN202110836984.7A 2021-07-23 2021-07-23 Steam soot blowing system of boiler flue Active CN113701178B (en)

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Application Number Priority Date Filing Date Title
CN202110836984.7A CN113701178B (en) 2021-07-23 2021-07-23 Steam soot blowing system of boiler flue

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Application Number Priority Date Filing Date Title
CN202110836984.7A CN113701178B (en) 2021-07-23 2021-07-23 Steam soot blowing system of boiler flue

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CN113701178A true CN113701178A (en) 2021-11-26
CN113701178B CN113701178B (en) 2024-02-23

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115900071A (en) * 2022-12-29 2023-04-04 西安热工研究院有限公司 Large-capacity variable double-flue arranged boiler device
CN115900071B (en) * 2022-12-29 2024-06-11 西安热工研究院有限公司 Large-capacity variable double-flue arranged boiler device

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CN110657446A (en) * 2019-10-12 2020-01-07 哈尔滨锅炉厂有限责任公司 Mechanical type vibration ash removal device for heating surface of convection bank of garbage boiler
CN211011435U (en) * 2019-08-26 2020-07-14 中节能(北京)节能环保工程有限公司 Lever type vibration ash removal device for waste heat boiler
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Publication number Priority date Publication date Assignee Title
CN103104926A (en) * 2013-03-04 2013-05-15 山东山大华特环保工程有限公司 Compound soot blower system for low-temperature flue gas waste heat recovery system
KR20150010199A (en) * 2013-07-18 2015-01-28 주식회사 아이스기술 Soot Blower Having Structure of Vibration Reduction and Friction Prevention
US20160025486A1 (en) * 2014-07-25 2016-01-28 Integrated Test & Measurement (ITM), LLC System and methods for detecting, monitoring, and removing deposits on boiler heat exchanger surfaces using vibrational analysis
US20180023806A1 (en) * 2015-02-12 2018-01-25 Anhui Conch Kawasaki Engineering Company Limited Waste heat boiler
CN206435542U (en) * 2016-11-10 2017-08-25 陈启勇 Steam beche
JP2018096588A (en) * 2016-12-12 2018-06-21 三菱日立パワーシステムズ株式会社 Boiler, boiler assembling method, and flow regulating member installation method
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CN208553451U (en) * 2018-05-14 2019-03-01 新自然键合材料科技(苏州)有限公司 Pulse dust collector
CN211011435U (en) * 2019-08-26 2020-07-14 中节能(北京)节能环保工程有限公司 Lever type vibration ash removal device for waste heat boiler
CN110657446A (en) * 2019-10-12 2020-01-07 哈尔滨锅炉厂有限责任公司 Mechanical type vibration ash removal device for heating surface of convection bank of garbage boiler
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115900071A (en) * 2022-12-29 2023-04-04 西安热工研究院有限公司 Large-capacity variable double-flue arranged boiler device
CN115900071B (en) * 2022-12-29 2024-06-11 西安热工研究院有限公司 Large-capacity variable double-flue arranged boiler device

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