CN107199219B - Ash removing device for ash pipe and working method thereof - Google Patents
Ash removing device for ash pipe and working method thereof Download PDFInfo
- Publication number
- CN107199219B CN107199219B CN201710479305.9A CN201710479305A CN107199219B CN 107199219 B CN107199219 B CN 107199219B CN 201710479305 A CN201710479305 A CN 201710479305A CN 107199219 B CN107199219 B CN 107199219B
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- China
- Prior art keywords
- ash
- pipe
- screw rod
- shoveling
- shoveling plates
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
- B08B9/027—Cleaning the internal surfaces; Removal of blockages
- B08B9/04—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes
- B08B9/049—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes having self-contained propelling means for moving the cleaning devices along the pipes, i.e. self-propelled
- B08B9/051—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes having self-contained propelling means for moving the cleaning devices along the pipes, i.e. self-propelled the cleaning devices having internal motors, e.g. turbines for powering cleaning tools
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
- B08B9/027—Cleaning the internal surfaces; Removal of blockages
- B08B9/032—Cleaning the internal surfaces; Removal of blockages by the mechanical action of a moving fluid, e.g. by flushing
- B08B9/0321—Cleaning the internal surfaces; Removal of blockages by the mechanical action of a moving fluid, e.g. by flushing using pressurised, pulsating or purging fluid
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
- Y02A50/2351—Atmospheric particulate matter [PM], e.g. carbon smoke microparticles, smog, aerosol particles, dust
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Processing Of Solid Wastes (AREA)
- Incineration Of Waste (AREA)
Abstract
The invention relates to a soot pipe ash removal device and a working method thereof, wherein the soot pipe ash removal device comprises a water pipe which is arranged at the top of the inner side of a soot pipe along the axial direction, and nozzles which spray towards the inner wall of the soot pipe are arranged on the water pipe at intervals; the two sides of the interior of the ash pipe are provided with screw rods arranged along the axial direction, a plurality of ash shoveling plates arranged at intervals are connected between the screw rods on the two sides, the ash shoveling plates are of arc-shaped structures, and the lower side surfaces of the ash shoveling plates are attached to the inner side wall of the lower part of the ash pipe; the two ends of the ash shoveling plate are hinged to nut seats in threaded fit with the screw rod, so that the screw rod drives the ash shoveling plate to axially move when rotating. The ash removing device for the ash pipe has the advantages of simple structure, simple and convenient operation, safety, stability, strong practicability, good ash removing effect and high efficiency, and solves the problem that the residual scale of ash in the ash pipe is difficult to remove due to low flow rate of the flue gas.
Description
Technical Field
The invention relates to a soot cleaning device for a soot pipeline and a working method thereof.
Background
In order to prevent dust in flue gas from depositing in a flue, the flue gas flow rate of the flue is generally required to be 10-15 m/s, and the flue gas flow rate must be reduced to about 7 m/s in some special occasions, so that dust can be inevitably deposited in the flue, and the dust can scale on a flue wall plate and is difficult to clean if the flue gas humidity is high and the flue gas temperature is lower than an acid dew point.
Disclosure of Invention
Therefore, the invention aims to provide the ash pipe ash removing device which is convenient to use, good in ash removing effect and high in efficiency and the working method thereof.
The invention is realized by adopting the following scheme: the ash removing device for the ash pipe comprises a water pipe which is arranged at the top of the inner side of the ash pipe along the axial direction, and nozzles which spray towards the inner wall of the ash pipe are arranged on the water pipe at intervals; the two sides of the interior of the ash pipe are provided with screw rods arranged along the axial direction, a plurality of ash shoveling plates arranged at intervals are connected between the screw rods on the two sides, the ash shoveling plates are of arc-shaped structures, and the lower side surfaces of the ash shoveling plates are attached to the inner side wall of the lower part of the ash pipe; the two ends of the ash shoveling plate are hinged to nut seats in threaded fit with the screw rod, so that the screw rod drives the ash shoveling plate to axially move when rotating.
Further, a belt wheel is arranged at one end of the screw rod, a motor is arranged outside the ash pipe where the belt wheel is located, and the motor is in transmission connection with the belt wheel through a conveying belt.
Further, the outer sides of the two ends of the ash shoveling plate are hinged with a protruding block, threaded holes are formed in the protruding block, a micro motor is arranged on each nut seat, a rotating shaft of the micro motor is connected with one end of a screw rod through a coupler, and the other end of the screw rod is matched with the threaded holes in the protruding block so that the micro motor rotates to drive the ash shoveling plate to rotate around the hinging point of the ash shoveling plate and the nut seat.
Another technical scheme of the invention is as follows: the working method of the ash pipe ash removing device adopts the ash pipe ash removing device, and comprises the following steps: (1) After a certain amount of ash is accumulated in the ash pipe, water with chemical reagent is sprayed to the inner wall of the ash pipe through a nozzle, so that the ash on the inner wall of the ash pipe slides to the bottom along with the liquid, and part of the ash flows into an ash pipe at the lower end of the ash pipe along with the liquid; (2) The control motor drives the screw rod to rotate forward, drives all ash shoveling plates to move downwards along the axial direction, and pushes ash and liquid left at the bottom of the ash pipe to flow into the ash pipe; (3) Controlling the micro motor to drive the screw rod to rotate forwards, so that all ash shoveling plates are lifted by a certain angle around the hinge point of the ash shoveling plates to separate from the inner side wall of the lower part of the ash pipe; (4) The control motor drives the screw rod to rotate reversely and drives all the ash shoveling plates to move to the initial axial position along the axial direction; (5) The micro motor is controlled to drive the screw rod to rotate reversely, so that all ash shoveling plates are lowered by a certain angle around the hinge point of the ash shoveling plates to return to a state of being attached to the inner side wall of the lower part of the ash pipe, and the ash removal operation is finished once.
Compared with the prior art, the invention has the following beneficial effects: the ash removing device for the ash pipe has the advantages of simple structure, simple and convenient operation, safety, stability, strong practicability, good ash removing effect and high efficiency, and solves the problem that the residual scale of ash in the ash pipe is difficult to remove due to low flow rate of the flue gas.
The present invention will be further described in detail below with reference to specific embodiments and associated drawings for the purpose of making the objects, technical solutions and advantages of the present invention more apparent.
Drawings
FIG. 1 is a construction diagram of an embodiment of the present invention;
FIG. 2 is a construction view of an embodiment of the present invention omitting a soot tube;
the reference numerals in the figures illustrate: 1-ash pipeline, 2-water pipe, 3-nozzle, 4-control valve, 5-lead screw, 6-ash shoveling plate, 7-nut seat, 8-band pulley, 9-motor, 10-conveyer belt, 11-lug, 12-micro motor, 13-screw rod.
Detailed Description
As shown in fig. 1-2, the ash removing device for the ash pipe comprises a water pipe 2 which is arranged at the top of the inner side of the ash pipe 1 along the axial direction, nozzles 3 which spray towards the inner wall of the ash pipe are arranged on the water pipe 2 at intervals, control valves 3 are arranged on the nozzles, the spray angles of the nozzles are different, screw rods 5 which are arranged along the axial direction are arranged at two sides of the inner side of the ash pipe 1, a plurality of ash shoveling plates 6 which are arranged at intervals are connected between the screw rods 5 at two sides, the ash shoveling plates 6 are of arc structures, and the lower side surfaces of the ash shoveling plates are attached to the inner side wall of the lower part of the ash pipe 1; the two ends of the ash shoveling plate 6 are hinged to nut seats 7 in threaded fit with the screw rod 5 so that the screw rod drives the ash shoveling plate to move along the axial direction when rotating, when ash removal is needed, water with chemical reagent is sprayed to the inner wall of the ash pipe, ash on the inner wall of the ash pipe 1 slides to the bottom along with liquid, as the large ash pipe has a certain inclination, part of ash flows into the ash pipe along with the liquid, and residual ash left at the bottom can be shoveled by the ash shoveling plate moving downwards along the axial direction.
The ash shoveling plates 6 are arranged at intervals to form a multi-stage ash removal effect, so that ash can be thoroughly shoveled; the screw rod is provided with a movable limit switch for limiting the axial movement travel of the ash shoveling plate.
In the embodiment, one end of the screw rod 5 is provided with a belt wheel 8, the outer side of a soot pipeline where the belt wheel 8 is positioned is provided with a motor 9, and the motor 9 is in transmission connection with the belt wheel through a conveyor belt 10.
In this embodiment, the outer sides of two ends of the ash shoveling plate 6 are hinged with a bump 11, the bump is located beside the hinge point between the ash shoveling plate 6 and the nut seat, threaded holes are formed in the bump 11, a micro motor 12 is arranged on each nut seat, a rotating shaft of the micro motor 12 is connected with one end of a screw rod 13 through a coupler, the other end of the screw rod is matched with the threaded holes in the bump 11 so that the micro motor rotates to drive the ash shoveling plate to rotate around the hinge point between the screw rod and the nut seat, and when the ash shoveling plate moves back along the axial direction, in order to avoid bringing dirt upwards, the micro motor drives the ash shoveling plate to swing at a certain angle, so that a gap is reserved between the ash shoveling plate and the inner wall of the lower part of the ash pipe.
In the embodiment, a rotation limit switch for controlling the rotation angle of the ash shoveling plate is arranged on the nut seat.
The working method of the ash pipe ash removing device adopts the ash pipe ash removing device, and comprises the following steps: (1) After a certain amount of ash is accumulated in the ash pipe, water with chemical reagent is sprayed to the inner wall of the ash pipe through a nozzle, so that the ash on the inner wall of the ash pipe slides to the bottom along with the liquid, and part of the ash flows into an ash pipe at the lower end of the ash pipe along with the liquid; (2) The control motor drives the screw rod to rotate positively and drives all ash shoveling plates to move downwards along the axial direction so as to push ash and liquid left at the bottom of the ash pipe to flow into the ash pipe, and the ash shoveling plate positioned at the lowest part moves to the opening at the lower end of the ash pipe; (3) Controlling the micro motor to drive the screw rod to rotate forwards, so that all ash shoveling plates are lifted by a certain angle around the hinge point of the ash shoveling plates to separate from the inner side wall of the lower part of the ash pipe; (4) The control motor drives the screw rod to rotate reversely and drives all the ash shoveling plates to move to the initial axial position along the axial direction; (5) The micro motor is controlled to drive the screw rod to rotate reversely, so that all ash shoveling plates are lowered by a certain angle around the hinge point of the ash shoveling plates to return to a state of being attached to the inner side wall of the lower part of the ash pipe, and the ash removal operation is finished once.
While the foregoing is directed to the preferred embodiment, other and further embodiments of the invention will be apparent to those skilled in the art from the following description, wherein the invention is described, by way of illustration and example only, and it is intended that the invention not be limited to the specific embodiments illustrated and described, but that the invention is to be limited to the specific embodiments illustrated and described.
Claims (3)
1. The utility model provides a cigarette ash pipe ash removal device which characterized in that: the device comprises a water pipe which is positioned at the top of the inner side of the ash pipe and is axially arranged, and nozzles which spray towards the inner wall of the ash pipe are arranged on the water pipe at intervals; the two sides of the interior of the ash pipe are provided with screw rods arranged along the axial direction, a plurality of ash shoveling plates arranged at intervals are connected between the screw rods on the two sides, the ash shoveling plates are of arc-shaped structures, and the lower side surfaces of the ash shoveling plates are attached to the inner side wall of the lower part of the ash pipe; two ends of the ash shoveling plate are hinged to nut seats in threaded fit with the screw rod, so that the screw rod drives the ash shoveling plate to axially move when rotating; the outer sides of the two ends of the ash shoveling plate are hinged with a protruding block, threaded holes are formed in the protruding block, each nut seat is provided with a miniature motor, a rotating shaft of each miniature motor is connected with one end of a screw rod through a coupler, and the other end of each screw rod is matched with the threaded holes in the protruding block so that the miniature motors rotate to drive the ash shoveling plate to rotate around the hinging point of the miniature motor and the nut seat.
2. The soot cleaning device of claim 1, wherein: one end of the screw rod is provided with a belt wheel, a motor is arranged on the outer side of the ash pipeline where the belt wheel is located, and the motor is in transmission connection with the belt wheel through a conveyor belt.
3. A working method of the ash pipe ash cleaning device, which adopts the ash pipe ash cleaning device as defined in claim 1, and is characterized in that: the method comprises the following steps: (1) After a certain amount of ash is accumulated in the ash pipe, water with chemical reagent is sprayed to the inner wall of the ash pipe through a nozzle, so that the ash on the inner wall of the ash pipe slides to the bottom along with the liquid, and part of the ash flows into an ash pipe at the lower end of the ash pipe along with the liquid; (2) The control motor drives the screw rod to rotate forward, drives all ash shoveling plates to move downwards along the axial direction, and pushes ash and liquid left at the bottom of the ash pipe to flow into the ash pipe; (3) Controlling the micro motor to drive the screw rod to rotate forwards, so that all ash shoveling plates are lifted by a certain angle around the hinge point of the ash shoveling plates to separate from the inner side wall of the lower part of the ash pipe; (4) The control motor drives the screw rod to rotate reversely and drives all the ash shoveling plates to move to the initial axial position along the axial direction; (5) The micro motor is controlled to drive the screw rod to rotate reversely, so that all ash shoveling plates are lowered by a certain angle around the hinge point of the ash shoveling plates to return to a state of being attached to the inner side wall of the lower part of the ash pipe, and the ash removal operation is finished once.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710479305.9A CN107199219B (en) | 2017-06-22 | 2017-06-22 | Ash removing device for ash pipe and working method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710479305.9A CN107199219B (en) | 2017-06-22 | 2017-06-22 | Ash removing device for ash pipe and working method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107199219A CN107199219A (en) | 2017-09-26 |
| CN107199219B true CN107199219B (en) | 2023-05-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710479305.9A Active CN107199219B (en) | 2017-06-22 | 2017-06-22 | Ash removing device for ash pipe and working method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107199219B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107228371B (en) * | 2017-07-31 | 2023-07-28 | 厦门理工学院 | Industrial flue ash removal equipment and control method thereof |
| CN107855326B (en) * | 2017-12-12 | 2023-07-14 | 福州大学 | Flue descaling system and working method thereof |
| CN107906548B (en) * | 2017-12-29 | 2023-08-25 | 福建工程学院 | Automatic ash removing device for flue and working method thereof |
| CN112110162A (en) * | 2020-09-22 | 2020-12-22 | 安徽独库机械设备有限公司 | Coal dropping pipe with automatic cleaning function |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2619231Y (en) * | 2003-04-27 | 2004-06-02 | 中国石化胜利油田有限公司孤岛采油厂 | Ash cleaning device for heating furnace smoke tube |
| JP2011016084A (en) * | 2009-07-09 | 2011-01-27 | Nippon Steel Corp | Apparatus of removing foreign material and method of removing the same |
| CN202343526U (en) * | 2011-11-24 | 2012-07-25 | 启东金匙环保科技有限公司 | Automatic clearing mechanism for inner surface of barrel |
| CN103477995A (en) * | 2013-10-12 | 2014-01-01 | 广东南牧机械设备有限公司 | Feces and urine separated type scraper blade feces cleaning system |
| CN103909105B (en) * | 2014-03-28 | 2016-10-05 | 宝山钢铁股份有限公司 | The inner wall of metal tube mixing jet descaling device of one axially eccentric arrangement |
| CN206966251U (en) * | 2017-06-22 | 2018-02-06 | 福州大学 | Soot pipeline deashing device |
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2017
- 2017-06-22 CN CN201710479305.9A patent/CN107199219B/en active Active
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| Publication number | Publication date |
|---|---|
| CN107199219A (en) | 2017-09-26 |
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