CN112387720A - Use method of thermal power plant chimney cleaning device - Google Patents
Use method of thermal power plant chimney cleaning device Download PDFInfo
- Publication number
- CN112387720A CN112387720A CN202011178236.6A CN202011178236A CN112387720A CN 112387720 A CN112387720 A CN 112387720A CN 202011178236 A CN202011178236 A CN 202011178236A CN 112387720 A CN112387720 A CN 112387720A
- Authority
- CN
- China
- Prior art keywords
- rotate
- chimney
- gear
- rack
- shaft
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Images
Classifications
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
- B08B15/04—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area from a small area, e.g. a tool
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Incineration Of Waste (AREA)
Abstract
The invention relates to the technical field of chimney cleaning, in particular to a using method of a chimney cleaning device for a thermal power plant, which comprises the following steps: s1: preparing a chimney cleaning device for a thermal power plant; s3: starting the motor; s4: driving the driven gear to rotate; s41: the clip frame is driven to move upwards, the clip frame drives the first rack to move upwards, the first rack moves upwards to drive the transmission gear to rotate anticlockwise, the claw does not allow the second rack to move downwards, so that the transmission gear moves upwards along the second rack when rotating anticlockwise, and the transmission gear moves upwards to lift the height of the second mounting plate; s42: driving the clip to move downwards; the circle-shaped frame is driven to continuously reciprocate in the vertical direction to continuously lift the height of the second mounting plate, the lifting of the second mounting plate enables the whole device to move upwards in the chimney, and the inner walls of different positions are cleaned.
Description
Technical Field
The invention relates to the technical field of chimney cleaning, in particular to a using method of a chimney cleaning device for a thermal power plant.
Background
The industrial chimney is a cylinder, the upper part is thin and the lower part is thick, the industrial chimney is generally used in an industrial large factory building, such as a large boiler, a smelting plant, a power plant and the like, most of depths of the industrial chimney are higher, after the chimney is used for a long time, a layer of sediment is arranged inside the chimney, the sediment of the substance can interfere with airflow, the substance is combustible, if the sediment in the chimney is ignited, dangerous chimney fire can be caused, the chimney is generally required to be cleaned inside the chimney after the chimney is used for a certain time, the cleaning work inside various chimneys is mainly manually cleaned, and two aspects must be considered during manual cleaning: on one hand, the manual cleaning work can be carried out only by stopping the exhaust work so as to reduce the internal temperature of the chimney to a proper temperature; on the other hand, when cleaning is carried out manually, workers must wear working clothes and gas masks and carry heavy dust removal tools to enter the chimney for cleaning.
During the cleaning process of workers, the working conditions are very severe, the body health of the workers can be seriously harmed by residual waste gas and residues, and the cleaning effect cannot meet the requirements of actual work by considering the influence of human factors.
Disclosure of Invention
The invention aims to solve the defect that the harm of manual cleaning of the inner wall of a chimney to workers is large in the prior art, and provides a using method of a chimney cleaning device for a thermal power plant.
In order to achieve the purpose, the invention adopts the following technical scheme:
a use method of a chimney cleaning device for a thermal power plant is designed, and comprises the following steps:
s1: preparing a thermal power plant chimney cleaning device, wherein the thermal power plant chimney cleaning device comprises a driving structure, the driving structure comprises a ring gear, a support and a motor, the support is fixedly connected to the outer wall of the motor, a plurality of reciprocating screws are rotatably and vertically arranged on the support, the bottom ends of the reciprocating screws are fixedly connected with driven gears, the driven gears are meshed with the ring gear, a central gear is fixedly connected to an output shaft of the motor, and the central gear is meshed with the driven gears;
the chimney further comprises a walking structure walking on the inner wall of the chimney, the walking structure comprises a long shaft, the long shaft is coaxially and fixedly connected to the bottom surface of the driven gear, the middle part of the long shaft is rotatably arranged on the bottom surface of the wedge-shaped dust collecting groove, the bottom end of the long shaft is fixedly connected with a first bevel gear, a plurality of L-shaped first mounting plates are fixedly connected to the bottom surface of the dust collecting groove, sliding pipes are horizontally and fixedly connected to the bottom surface of the first mounting plates, a sliding rod is inserted in the sliding tube, an L-shaped second mounting plate is fixedly connected to the end part of the sliding rod, the slide bar is sleeved with a first compression spring, the side wall of the second mounting plate is rotatably and horizontally provided with a first tubular shaft, the inner wall of the first tubular shaft is provided with a spline groove, a spline shaft matched with the spline groove is inserted in one end of the first tubular shaft, a second bevel gear is fixedly connected to the end part of the spline shaft and meshed with the first bevel gear;
a connecting plate is fixedly connected to the other end of the first tubular shaft, a limiting rod is vertically and fixedly connected to the connecting plate, a first sliding groove and a second sliding groove are fixedly connected to two sides of the top of the outer wall of the second mounting plate in parallel, a transmission gear is rotatably mounted on the second mounting plate between the first sliding groove and the second sliding groove, a first rack is slidably mounted in the first sliding groove and meshed with one side of the transmission gear, a clip frame is fixedly connected to the bottom end of the first rack, the limiting rod is slidably connected to the clip frame, a second rack is slidably connected to the second sliding groove and meshed with the other side of the transmission gear, clamping jaws are hinged to the top ends of the first rack and the second rack, and a reset spring is fixedly connected to one side, close to the second mounting plate, of each clamping jaw;
still including the clearance structure of clearance chimney inner wall, the clearance structure includes stand pipe, guide bar, second compression spring and brush, the stand pipe horizontal welding is in on the ring gear outer wall, guide bar one end cartridge is in the guide bar, the other end rigid coupling of guide bar is in on the brush, second compression spring cover is established on the guide bar.
S2: placing the thermal power plant chimney cleaning device in a chimney, enabling the second mounting plates to move in the radial direction of the chimney under the action of the first compression spring, enabling the second mounting plates to abut against the inner wall of the chimney, enabling the clamping jaws to abut against the brick joints of the inner wall of the chimney under the action of the return spring, and enabling the brush to abut against the inner wall of the chimney under the action of the second compression spring;
s3: the motor is started, the motor drives the driven gear to rotate, the driven gear drives the ring gear to rotate, the ring gear can drive the guide pipe to rotate when rotating, the guide pipe drives the guide rod to rotate, the guide rod drives the brush to rotate, the inner wall of the chimney can be cleaned when the brush rotates, and the brush can move along the ring gear in the radial direction under the action of the elastic force of the second compression spring, so that the cleaning range of the brush is enlarged;
s4: the driven gear is driven to rotate, the driven gear can drive the long shaft to rotate when rotating, the long shaft can drive the first bevel gear to rotate, the first bevel gear drives the second bevel gear to rotate, the second bevel gear drives the spline shaft to rotate, the spline shaft drives the first tubular shaft to rotate, the first tubular shaft can drive the connecting plate to rotate when rotating, the connecting plate can drive the limiting rod to rotate, the limiting rod is connected in the clip frame in a sliding mode, the limiting rod can slide in the clip frame while rotating, and the limiting rod rotates and slides in the clip frame to enable the clip frame to reciprocate in the vertical direction;
s41: the clip frame is driven to move upwards, the clip frame drives the first rack to move upwards, the first rack moves upwards to drive the transmission gear to rotate anticlockwise, the claw does not allow the second rack to move downwards, so that the transmission gear moves upwards along the second rack when rotating anticlockwise, and the transmission gear moves upwards to lift the height of the second mounting plate;
s42: the clip frame is driven to move downwards, the clip frame is prevented from moving downwards because the first rack cannot be allowed to move downwards by the claw, at the moment, the limiting rod rotates continuously to enable the second mounting plate and the clip frame to move relatively, namely, the clip frame is used as a reference object, the second mounting plate is lifted upwards by a height, the second mounting plate is lifted upwards to enable the transmission gear to move upwards along the first rack, the transmission gear moves upwards along the first rack to enable the transmission gear to rotate clockwise, and the transmission gear rotates clockwise to enable the second rack to move upwards until the clip frame moves upwards again;
the lifting of the second mounting plate can enable the whole thermal power plant chimney cleaning device to move upwards in a chimney, and chimney inner walls at different positions are cleaned.
Preferably, be equipped with the collection structure of dust in the collection air on the major axis, collect the structure and include flabellum and play hopper, the flabellum rigid coupling is in on the dust collecting vat on the major axis, it is in to go out the hopper rigid coupling between the first mounting panel, the through-hole has been seted up on the dust collecting vat bottom surface, the projection of the vertical direction of through-hole is located go out in the hopper up end, the coaxial line rigid coupling has the drive shaft on the sun gear bottom surface, drive shaft bottom coaxial line rigid coupling has ejection of compact screw rod, ejection of compact screw rod slidable sets up go out in the hopper.
Step S4 further includes:
s43: the central gear is driven to rotate and also can drive the driving shaft to rotate, the driving shaft can drive the discharging screw rod to rotate, the long shaft can drive the fan blades to rotate, the fan blades rotate to pump the smoke dust which is diffused in the air in the cleaning process to the dust collecting tank along with the air flow, and the smoke dust is prevented from being scattered randomly;
s44: the dust collecting device is characterized in that smoke dust of air is collected in the dust collecting tank, the smoke dust collected in the dust collecting tank falls into the discharging hopper from the through hole under the action of gravity, the collected smoke dust in the discharging hopper is brought to a discharging hole at the bottom by the discharging screw rod, and the discharging hole is communicated with a plastic bag or a hose to perform centralized treatment on the smoke dust.
Preferably, the reciprocating screw is provided with a blowing structure for cleaning the inner wall of the chimney, the blowing structure comprises a fan shell, a connecting rod, a second tubular shaft and an axial flow fan, the second tubular shaft is fixedly connected to the bottom surface of the fan shell, the axial flow fan is rotatably connected to the top end of the second tubular shaft, the second tubular shaft is in threaded connection with the reciprocating screw, the middle part of the axial flow fan is provided with a sliding hole in sliding fit with the reciprocating screw, the reciprocating screw is inserted into the sliding hole, the inner wall of the sliding hole is fixedly connected with a key bar, the outer wall of the reciprocating screw is provided with a key groove in fit with the key bar, and the key bar is slidably connected in the key groove;
s3 further includes:
s31: the driven gear is driven to rotate, and the reciprocating screw rod is also driven to rotate, and the second pipe shaft can reciprocate in the vertical direction through the rotation of the reciprocating screw rod, so that the fan shell is driven to reciprocate in the vertical direction;
s32: the reciprocating screw is driven to rotate, the reciprocating screw drives the axial flow fan to rotate, and the axial flow fan generates high-speed airflow to the inner wall of the chimney to clean floating ash in gaps on the inner wall of the chimney.
The use method of the chimney cleaning device for the thermal power plant has the beneficial effects that: according to the using method of the thermal power plant chimney cleaning device, the mechanical device replaces manual work to clean the chimney, so that harm to the body of workers is prevented; the device can enable the brush to move along the radial direction of the ring gear under the action of the elastic force of the second compression spring, so that the cleaning range of the brush is enlarged, and the inner wall of the chimney is cleaned; the dust and dust diffused in the air in the cleaning process is pumped to the dust collecting tank along with the air flow through the rotation of the fan blades, the dust and dust are prevented from being lost at will, the dust and dust collected in the dust collecting tank fall into the discharging hopper from the through holes, the collected dust and dust in the discharging hopper can be brought to a discharging port at the bottom by the discharging screw rod, and the discharging port can be communicated with a plastic bag or a hose to process the dust and dust after being concentrated; the whole cleaning device is moved upwards in the chimney through the walking structure, so that the inner walls of the chimneys with different heights are cleaned.
Drawings
FIG. 1 is a first structural diagram of a method for using a chimney cleaning device of a thermal power plant according to the present invention.
FIG. 2 is a structural schematic diagram II of a using method of a chimney cleaning device for a thermal power plant according to the present invention.
FIG. 3 is a third structural schematic diagram of a method for using a chimney cleaning device of a thermal power plant according to the present invention.
FIG. 4 is a sectional view taken along the direction A of a method for using a chimney cleaning device of a thermal power plant according to the present invention.
FIG. 5 is an enlarged view of a point C of the method for using the chimney cleaning device of the thermal power plant.
FIG. 6 is a schematic structural diagram of a driving structure of a method for using a chimney cleaning device of a thermal power plant according to the present invention.
FIG. 7 is a schematic structural diagram of a walking structure of a method for using a chimney cleaning device of a thermal power plant according to the present invention.
FIG. 8 is an enlarged view B of the usage of the chimney cleaning device of the thermal power plant according to the present invention.
FIG. 9 is a schematic structural diagram of a blowing structure of a method for using a chimney cleaning device of a thermal power plant according to the present invention.
FIG. 10 is a schematic structural diagram of an axial fan of a method for using a chimney cleaning device of a thermal power plant according to the present invention.
In the figure: the device comprises a ring gear 1, a bracket 2, a motor 3, a driven gear 4, a central gear 5, a reciprocating screw 6, a long shaft 7, a first bevel gear 8, a first mounting plate 9, a first tubular shaft 10, a spline shaft 11, a second bevel gear 12, a sliding pipe 13, a sliding rod 14, a first compression spring 15, a second mounting plate 16, a connecting plate 17, a limiting rod 18, a square-shaped frame 19, a first rack 20, a first sliding chute 21, a second sliding chute 22, a second rack 23, a transmission gear 24, a clamping jaw 25, a return spring 26, a guide pipe 27, a guide rod 28, a second compression spring 29, a brush 30, a discharge screw 31, a fan shell 32, a connecting rod 33, a second tubular shaft 34, an axial flow fan 35, a key bar 36, a dust collecting tank 37, fan blades 38, a discharge hopper 39 and a driving shaft 40.
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.
Referring to fig. 1-10, a method for using a chimney cleaning device of a thermal power plant comprises the following steps:
s1: preparing a thermal power plant chimney cleaning device, wherein the thermal power plant chimney cleaning device comprises a driving structure, the driving structure comprises a ring gear 1, a support 2 and a motor 3, the support 2 is fixedly connected to the outer wall of the motor 3, a plurality of reciprocating screws 6 are rotatably and vertically arranged on the support 2, the bottom ends of the reciprocating screws 6 are fixedly connected with driven gears 4, the driven gears 4 are meshed with the ring gear 1, a central gear 5 is fixedly connected to an output shaft of the motor 3, and the central gear 5 is meshed with the driven gears 4;
the chimney inner wall walking structure comprises a long shaft 7, the long shaft 7 is coaxially and fixedly connected to the bottom surface of a driven gear 4, the middle of the long shaft 7 is rotatably mounted on the bottom surface of a wedge-shaped dust collecting tank 37, a first bevel gear 8 is fixedly connected to the bottom end of the long shaft 7, a plurality of L-shaped first mounting plates 9 are fixedly connected to the bottom surface of the dust collecting tank 37, a sliding pipe 13 is horizontally and fixedly connected to the bottom surface of each first mounting plate 9, a sliding rod 14 is inserted into each sliding pipe 13, an L-shaped second mounting plate 16 is fixedly connected to the end portion of each sliding rod 14, a first compression spring 15 is sleeved on each sliding rod 14, a first tubular shaft 10 is rotatably and horizontally mounted on the side wall of each second mounting plate 16, a spline groove is formed in the inner wall of the first tubular shaft 10, a spline shaft 11 matched with the spline groove is inserted into one end of the first tubular shaft 10, a second;
a connecting plate 17 is fixedly connected to the other end of the first tubular shaft 10, a limiting rod 18 is vertically and fixedly connected to the connecting plate 17, a first sliding groove 21 and a second sliding groove 22 are fixedly connected to two sides of the top of the outer wall of the second mounting plate 16 in parallel, a transmission gear 24 is rotatably mounted on the second mounting plate 16 between the first sliding groove 21 and the second sliding groove 22, a first rack 20 is slidably mounted in the first sliding groove 21, the first rack 20 is meshed with one side of the transmission gear 24, a clip frame 19 is fixedly connected to the bottom end of the first rack 20, the limiting rod 18 is slidably connected in the clip frame 19, a second rack 23 is slidably connected in the second sliding groove 22, the second rack 23 is meshed with the other side of the transmission gear 24, the top ends of the first rack 20 and the second rack 23 are hinged with a clamping jaw 25, and a reset spring 26 is fixedly connected to one side of the clamping jaw 25;
still including the clearance structure of clearance chimney inner wall, clearance structure includes stand pipe 27, guide bar 28, second compression spring 29 and brush 30, and the horizontal welding of guide pipe 27 is on ring gear 1 outer wall, and the cartridge of guide bar 28 one end is in guide pipe 27, and the other end rigid coupling of guide bar 28 is on brush 30, and second compression spring 29 cover is established on guide bar 28.
A collecting structure for collecting dust in air is arranged on the long shaft 7, the collecting structure comprises fan blades 38 and a discharge hopper 39, the fan blades 38 are fixedly connected on the long shaft 7 on the dust collecting tank 37, the discharge hopper 39 is fixedly connected between the first mounting plates 9, a through hole is formed in the bottom surface of the dust collecting tank 37, the projection of the through hole in the vertical direction is positioned in the upper end surface of the discharge hopper 39, a driving shaft 40 is fixedly connected on the bottom surface of the central gear 5 in a coaxial line mode, a discharge screw 31 is fixedly connected at the bottom end of the driving shaft 40 in the coaxial line mode, and the discharge screw;
the reciprocating screw 6 is provided with a blowing structure for cleaning the inner wall of the chimney, the blowing structure comprises a fan shell 32, a connecting rod 33, a second tubular shaft 34 and an axial flow fan 35, the second tubular shaft 34 is fixedly connected to the bottom surface of the fan shell 32, the axial flow fan 35 is rotatably connected to the top end of the second tubular shaft 34, the second tubular shaft 34 is in threaded connection with the reciprocating screw 6, the middle part of the axial flow fan 34 is provided with a sliding hole in sliding fit with the reciprocating screw 6, the reciprocating screw 6 is inserted into the sliding hole, the inner wall of the sliding hole is fixedly connected with a key bar 36, the outer wall of the reciprocating screw 6 is provided with a key groove in fit with the key bar 36, and;
s2: the thermal power plant chimney cleaning device is placed in a chimney, the second mounting plates 16 move along the radial direction of the chimney under the action of the first compression springs 15, so that the plurality of second mounting plates 16 abut against the inner wall of the chimney, the plurality of clamping jaws 25 abut against the brick joints of the inner wall of the chimney under the action of the return springs 26, and the brush 30 abuts against the inner wall of the chimney under the action of the second compression springs 29;
s3: the motor 3 is started, the motor 3 drives the driven gear 4 to rotate, the driven gear 4 drives the ring gear 1 to rotate, the ring gear 1 can drive the guide pipe 27 to rotate when rotating, the guide pipe 27 drives the guide rod 28 to rotate, the guide rod 28 drives the brush 30 to rotate, the inner wall of the chimney can be cleaned when the brush 30 rotates, and the brush 30 can move along the ring gear 1 in the radial direction under the action of the elastic force of the second compression spring 29, so that the cleaning range of the brush 30 is enlarged;
s31: the driven gear 4 is driven to rotate, and the reciprocating screw 6 is also driven to rotate, the second pipe shaft 34 is driven to reciprocate in the vertical direction by the rotation of the reciprocating screw 6, and the fan shell 32 is driven to reciprocate in the vertical direction;
s32: the reciprocating screw 6 is driven to rotate, the reciprocating screw 6 drives the axial flow fan 34 to rotate, and the axial flow fan 34 generates high-speed airflow on the inner wall of the chimney to clean floating ash in gaps on the inner wall of the chimney.
S4: the driven gear 4 is driven to rotate, the driven gear 4 can drive the long shaft 7 to rotate when rotating, the long shaft 7 can drive the first bevel gear 8 to rotate, the first bevel gear 8 rotates to drive the second bevel gear 12 to rotate, the second bevel gear 12 rotates to drive the spline shaft 11 to rotate, the spline shaft 11 rotates to drive the first tubular shaft 10 to rotate, the first tubular shaft 10 can drive the connecting plate 17 to rotate when rotating, the connecting plate 17 rotates to drive the limiting rod 18 to rotate, the limiting rod 18 is connected in the clip frame 19 in a sliding manner, the limiting rod 18 can slide in the clip frame 19 when rotating, and the limiting rod 18 rotates and slides in the clip frame 19 to enable the clip frame 19 to reciprocate in the vertical direction;
s41: the clip frame 19 is driven to move upwards, the clip frame 19 drives the first rack 20 to move upwards, the first rack 20 moves upwards to drive the transmission gear 24 to rotate anticlockwise, the claw 25 does not allow the second rack 23 to move downwards, so that the transmission gear 24 moves upwards along the second rack 23 when rotating anticlockwise, and the transmission gear 24 moves upwards to lift the height of the second mounting plate 16;
s42: the clip 19 is driven to move downwards, because the claw 25 does not allow the first rack 20 to move downwards, the clip 19 is prevented from moving downwards, at this time, the stop rod 18 continues to rotate, relative motion is generated between the second mounting plate 16 and the clip 19, namely, the clip 19 is used as a reference, the second mounting plate 16 is lifted upwards by a height, the second mounting plate 16 is lifted upwards to enable the transmission gear 24 to move upwards along the first rack 20, the transmission gear 24 moves upwards along the first rack 20 to enable the transmission gear 24 to rotate clockwise, and the transmission gear 24 rotates clockwise to enable the second rack 23 to move upwards until the clip 19 moves upwards again;
the continuous reciprocating motion of the frame 19 in the vertical direction can continuously raise the height of the second mounting plate 16, and the raising of the second mounting plate 16 can make the whole chimney cleaning device for the thermal power plant move upwards in the chimney to clean the inner walls of the chimneys at different positions.
S43: the driving central gear 5 can also drive the driving shaft 40 to rotate, the driving shaft 40 can drive the discharging screw rod 31 to rotate when rotating, the fan blades 38 can be driven to rotate when the long shaft 7 rotates, the fan blades 38 rotate to pump the smoke dust which is diffused in the air in the cleaning process to the dust collecting tank 37 along with the air flow, and the smoke dust is prevented from randomly escaping;
s44: the smoke dust of air is collected in the dust collecting tank 37, the smoke dust collected in the dust collecting tank 37 falls into the discharging hopper 39 from the through hole under the action of gravity, the collected smoke dust in the discharging hopper 39 is brought to the discharging hole at the bottom by the discharging screw rod 31, and the discharging hole is communicated with a plastic bag or a hose to perform centralized processing on the smoke dust.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (3)
1. A use method of a chimney cleaning device for a thermal power plant is characterized by comprising the following steps:
s1: preparing a thermal power plant chimney cleaning device, wherein the thermal power plant chimney cleaning device comprises a driving structure, the driving structure comprises a ring gear (1), a support (2) and a motor (3), the support (2) is fixedly connected to the outer wall of the motor (3), a plurality of reciprocating screws (6) are rotatably and vertically arranged on the support (2), a driven gear (4) is fixedly connected to the bottom end of each reciprocating screw (6), the driven gear (4) is meshed with the ring gear (1), a central gear (5) is fixedly connected to an output shaft of the motor (3), and the central gear (5) is meshed with the driven gear (4);
the chimney inner wall walking structure comprises a long shaft (7), the long shaft (7) is coaxially and fixedly connected to the bottom surface of the driven gear (4), the middle of the long shaft (7) is rotatably installed on the bottom surface of a wedge-shaped dust collecting tank (37), a first bevel gear (8) is fixedly connected to the bottom end of the long shaft (7), a plurality of L-shaped first mounting plates (9) are fixedly connected to the bottom surface of the dust collecting tank (37), a sliding pipe (13) is horizontally and fixedly connected to the bottom surface of the first mounting plate (9), a sliding rod (14) is inserted into the sliding pipe (13), an L-shaped second mounting plate (16) is fixedly connected to the end of the sliding rod (14), a first compression spring (15) is sleeved on the sliding rod (14), a first tubular shaft (10) is rotatably and horizontally installed on the side wall of the second mounting plate (16), and a spline groove is formed in the inner wall of the first tubular shaft (10), a spline shaft (11) matched with a spline groove is inserted into one end of the first tubular shaft (10), a second bevel gear (12) is fixedly connected to the end of the spline shaft (11), and the second bevel gear (12) is meshed with the first bevel gear (8);
the fixed connection has even board (17) on first hollow shaft (10) other end, it has gag lever post (18) to link perpendicular fixed connection on board (17), the parallel fixed connection in second mounting panel (16) outer wall top both sides has first spout (21) and second spout (22) first spout (21) with rotatable drive gear (24) of installing on second mounting panel (16) between second spout (22), slidable installs first rack (20) in first spout (21), first rack (20) meshing is in on drive gear (24) one side, first rack (20) bottom rigid coupling has back shape frame (19), gag lever post (18) slidable connects in back shape frame (19), slidable is connected with second rack (23) in second spout (22), second rack (23) meshing is in on the opposite side of drive gear (24), the top ends of the first rack (20) and the second rack (23) are hinged with a claw (25), and one side, close to the second mounting plate (16), of the claw (25) is fixedly connected with a return spring (26);
still including the clearance structure of clearance chimney inner wall, the clearance structure includes stand pipe (27), guide bar (28), second compression spring (29) and brush (30), stand pipe (27) horizontal welding is in on ring gear (1) outer wall, guide bar (28) one end cartridge is in guide pipe (27), the other end rigid coupling of guide bar (28) is in on brush (30), second compression spring (29) cover is established on guide bar (28).
S2: placing the thermal power plant exhaust chimney cleaning device in a chimney, enabling the second mounting plates (16) to move along the radial direction of the chimney under the action of the first compression springs (15), enabling the second mounting plates (16) to abut against the inner wall of the chimney, enabling the clamping jaws (25) to abut against the inner wall of the chimney in brick joints under the action of the return springs (26), and enabling the hairbrushes (30) to abut against the inner wall of the chimney under the action of the second compression springs (29);
s3: the motor (3) is started, the motor (3) drives the driven gear (4) to rotate, the driven gear (4) drives the ring gear (1) to rotate, the ring gear (1) can drive the guide pipe (27) to rotate when rotating, the guide pipe (27) drives the guide rod (28) to rotate, the guide rod (28) drives the brush (30) to rotate, the inner wall of a chimney can be cleaned when the brush (30) rotates, and the brush (30) can be made to move radially along the ring gear (1) under the action of the elastic force of the second compression spring (29), so that the cleaning range of the brush (30) is enlarged;
s4: the driven gear (4) is driven to rotate, the driven gear (4) can drive the long shaft (7) to rotate when rotating, the long shaft (7) drives the first bevel gear (8) to rotate, the first bevel gear (8) drives the second bevel gear (12) to rotate, the second bevel gear (12) drives the spline shaft (11) to rotate, the spline shaft (11) drives the first tubular shaft (10) to rotate, the first tubular shaft (10) drives the connecting plate (17) to rotate when rotating, the connecting plate (17) drives the limiting rod (18) to rotate, the limiting rod (18) is connected in the loop-shaped frame (19) in a sliding mode, the limiting rod (18) can slide in the loop-shaped frame (19) when rotating, and the limiting rod (18) rotates and slides in the loop-shaped frame (19) to enable the loop-shaped frame (19) to reciprocate in the vertical direction due to the fact that the limiting rod (18) is connected in the loop-shaped frame (19) in a sliding mode (ii) a
S41: the paper clip (19) is driven to move upwards, the paper clip (19) drives the first rack (20) to move upwards, the first rack (20) moves upwards to drive the transmission gear (24) to rotate anticlockwise, the transmission gear (24) moves upwards along the second rack (23) when rotating anticlockwise as the clamping jaw (25) does not allow the second rack (23) to move downwards, and the transmission gear (24) moves upwards to lift the height of the second mounting plate (16);
s42: driving the clip (19) to move downwards, since the pawl (25) does not allow the first rack (20) to move downwards, therefore, the clip (19) is prevented from moving downwards, and the second mounting plate (16) and the clip (19) can move relatively when the limiting rod (18) rotates continuously, namely, the second mounting plate (16) is lifted upwards by taking the clip frame (19) as a reference, the second mounting plate (16) being lifted upwards causes the transmission gear (24) to move upwards along the first rack (20), the upward movement of the transmission gear (24) along the first rack (20) causes the transmission gear (24) to rotate clockwise, the second rack (23) can be moved upwards by the clockwise rotation of the transmission gear (24) until the clip (19) moves upwards again;
the frame (19) is driven to continuously reciprocate in the vertical direction, so that the height of the second mounting plate (16) can be continuously raised, the lifting of the second mounting plate (16) can enable the whole chimney cleaning device for the thermal power plant to move upwards in the chimney, and the inner walls of the chimneys at different positions are cleaned.
2. The use method of the thermal power plant chimney cleaning device according to claim 1, wherein a collection structure for collecting dust in air is arranged on the long shaft (7), the collection structure comprises fan blades (38) and discharge hoppers (39), the fan blades (38) are fixedly connected to the long shaft (7) on the dust collecting tank (37), the discharge hoppers (39) are fixedly connected between the first mounting plates (9), a through hole is formed in the bottom surface of the dust collecting tank (37), the projection of the through hole in the vertical direction is located in the upper end surface of the discharge hoppers (39), a driving shaft (40) is coaxially and fixedly connected to the bottom surface of the central gear (5), a discharge screw (31) is coaxially and fixedly connected to the bottom end of the driving shaft (40), and the discharge screw (31) is slidably arranged in the discharge hoppers (39).
Step S4 further includes:
s43: the central gear (5) is driven to rotate and also can drive the driving shaft (40) to rotate, the driving shaft (40) can drive the discharging screw rod (31) to rotate, the long shaft (7) can drive the fan blades (38) to rotate, the fan blades (38) rotate to pump the smoke dust which is diffused in the air in the cleaning process to the dust collecting tank (37) along with the air flow, and the smoke dust is prevented from being scattered randomly;
s44: the dust collecting device is characterized in that the dust of air is collected in the dust collecting tank (37), the dust collected in the dust collecting tank (37) falls into the discharging hopper (39) from the through hole under the action of gravity, the collected dust in the discharging hopper (39) is brought to a discharging hole at the bottom by the discharging screw rod (31), and the discharging hole is communicated with a plastic bag or a hose to perform centralized treatment on the dust.
3. The use method of the chimney cleaning device for the thermal power plant according to claim 1, wherein the reciprocating screw (6) is provided with a blowing structure for cleaning the inner wall of the chimney, the blowing structure comprises a fan shell (32), a connecting rod (33), a second tubular shaft (34) and an axial flow fan (35), the second tubular shaft (34) is fixedly connected to the bottom surface of the fan shell (32), the axial flow fan (35) is rotatably connected to the top end of the second tubular shaft (34), the second tubular shaft (34) is screwed on the reciprocating screw (6), the middle part of the axial flow fan (34) is provided with a sliding hole in sliding fit with the reciprocating screw (6), the reciprocating screw (6) is inserted in the sliding hole, the inner wall of the sliding hole is fixedly connected with a key strip (36), the outer wall of the reciprocating screw (6) is provided with a key groove in fit with the key strip (36), the key bar (36) is slidably connected in the key groove;
s3 further includes:
s31: the driven gear (4) is driven to rotate, the reciprocating screw (6) is also driven to rotate, the second pipe shaft (34) can reciprocate in the vertical direction by the rotation of the reciprocating screw (6), and therefore the fan shell (32) is driven to reciprocate in the vertical direction;
s32: the reciprocating screw (6) is driven to rotate, the reciprocating screw (6) drives the axial flow fan (34) to rotate, the axial flow fan (34) generates high-speed airflow on the inner wall of the chimney, and floating ash in gaps on the inner wall of the chimney is cleaned.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011178236.6A CN112387720A (en) | 2020-10-29 | 2020-10-29 | Use method of thermal power plant chimney cleaning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011178236.6A CN112387720A (en) | 2020-10-29 | 2020-10-29 | Use method of thermal power plant chimney cleaning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112387720A true CN112387720A (en) | 2021-02-23 |
Family
ID=74598693
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011178236.6A Withdrawn CN112387720A (en) | 2020-10-29 | 2020-10-29 | Use method of thermal power plant chimney cleaning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112387720A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114370254A (en) * | 2022-01-18 | 2022-04-19 | 翁峰 | Oil field well drilling pull throughs |
| CN115156210A (en) * | 2022-06-29 | 2022-10-11 | 沈阳能源技术开发研究所 | Self-powered pipe cleaner for petroleum pipeline |
| CN117225834A (en) * | 2023-11-14 | 2023-12-15 | 常州市新武机械有限公司 | Dust collecting equipment for metal processing |
-
2020
- 2020-10-29 CN CN202011178236.6A patent/CN112387720A/en not_active Withdrawn
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114370254A (en) * | 2022-01-18 | 2022-04-19 | 翁峰 | Oil field well drilling pull throughs |
| CN114370254B (en) * | 2022-01-18 | 2023-12-19 | 常州重山智能装备有限公司 | Oilfield drilling dredging device |
| CN115156210A (en) * | 2022-06-29 | 2022-10-11 | 沈阳能源技术开发研究所 | Self-powered pipe cleaner for petroleum pipeline |
| CN115156210B (en) * | 2022-06-29 | 2023-10-31 | 沈阳能源技术开发研究所 | Self-powered pipe cleaner for petroleum pipeline |
| CN117225834A (en) * | 2023-11-14 | 2023-12-15 | 常州市新武机械有限公司 | Dust collecting equipment for metal processing |
| CN117225834B (en) * | 2023-11-14 | 2024-02-02 | 常州市新武机械有限公司 | Dust collecting equipment for metal processing |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112387720A (en) | Use method of thermal power plant chimney cleaning device | |
| CN112387721A (en) | Thermal power plant exhaust chimney cleaning device | |
| CN113582289B (en) | Automatic carbon powder stirring device | |
| CN114011804A (en) | Laser cleaning machine for cleaning inner wall and outer wall of pipeline | |
| CN211438585U (en) | Fume extractor of laser engraving machine | |
| CN110303015A (en) | A kind of large size incinerator cleaning device | |
| CN115789656A (en) | Waste incineration waste residue cleaning device | |
| CN111996970B (en) | Energy-conserving fitment rubbish clearance dolly | |
| CN110671720B (en) | Environment-friendly energy-saving furnace | |
| CN213469035U (en) | Automatic cleaning device of glass sediment for glass processing | |
| CN209532194U (en) | A kind of numeric control drilling machine tool | |
| CN114413663A (en) | Self-adaptive boiler waste heat recycling and cleaning device and using method | |
| CN112316583A (en) | Workshop ash removal device | |
| CN219319019U (en) | Roller kiln replacement chamber | |
| CN214881279U (en) | Coke oven top cleaning and dust collecting device | |
| CN211411344U (en) | Pulse bag-type dust collector | |
| CN216656246U (en) | Self-made composite shell steam dewaxing kettle | |
| CN109323278A (en) | A kind of Chinese medicine production the bottom of a pan ash collection device | |
| CN214791190U (en) | Boiler ash and slag discharging device for power plant | |
| CN216523180U (en) | Flue gas pretreatment device for industrial kiln | |
| CN220371678U (en) | Ash removal device for aerated building block | |
| CN219222449U (en) | Boiler convenient to clearance | |
| CN220250007U (en) | Slag discharging device of incinerator | |
| CN212961547U (en) | Main-auxiliary dual-purpose heating system | |
| CN107631471B (en) | Self-cleaning bottom device for steam-water dual-purpose boiler |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210223 |
|
| WW01 | Invention patent application withdrawn after publication |