CN117585612B - Ash removal dust fall formula is from stable over-and-under type furnace overhauls device - Google Patents
Ash removal dust fall formula is from stable over-and-under type furnace overhauls device Download PDFInfo
- Publication number
- CN117585612B CN117585612B CN202410077263.6A CN202410077263A CN117585612B CN 117585612 B CN117585612 B CN 117585612B CN 202410077263 A CN202410077263 A CN 202410077263A CN 117585612 B CN117585612 B CN 117585612B
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- pipe
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- wall
- ash removal
- dust
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- 239000000428 dust Substances 0.000 title claims abstract description 76
- 230000007704 transition Effects 0.000 claims description 16
- 238000010521 absorption reaction Methods 0.000 claims description 11
- 238000011105 stabilization Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 35
- 230000008569 process Effects 0.000 description 28
- 238000004140 cleaning Methods 0.000 description 13
- 230000009471 action Effects 0.000 description 10
- 238000012423 maintenance Methods 0.000 description 9
- 230000000694 effects Effects 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J1/00—Removing ash, clinker, or slag from combustion chambers
- F23J1/06—Mechanically-operated devices, e.g. clinker pushers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F11/00—Lifting devices specially adapted for particular uses not otherwise provided for
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F17/00—Safety devices, e.g. for limiting or indicating lifting force
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Structural Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Gasification And Melting Of Waste (AREA)
Abstract
The invention discloses a self-stabilizing lifting hearth overhauling device for ash removal and dust fall, which belongs to the technical field of hearth overhauling and comprises the following components: the lift still includes the support, the top of support is provided with mobile device, the one end that mobile device was kept away from to the support is provided with ash removal device, mobile device includes: the movable plate, ash removal device includes: a rotating frame; the movable plate is close to the inner wall of the furnace, so that workers can observe the inner wall of the furnace conveniently, overhaul of the inner wall of the furnace is achieved, and in-process that the ash removal device moves towards the inner wall of the furnace, the ash removal device contacts with the inner wall of the furnace and cleans dust attached to the inner wall of the furnace, so that accuracy of overhaul of the furnace is improved, influence of attached dust is avoided, interference exists in overhaul of the inner wall of the furnace, and when the overhaul device descends, the inner wall of the furnace is cleaned, workload of workers is saved, and efficiency of overhaul of the furnace is improved.
Description
Technical Field
The invention relates to the technical field of hearth overhauling, in particular to an ash-removing dust-reducing type self-stabilizing lifting hearth overhauling device.
Background
The furnace is a three-dimensional space surrounded by furnace walls for fuel combustion, the furnace has the functions of ensuring that the fuel is burned out as much as possible, cooling the temperature of flue gas at the outlet of the furnace to the temperature allowed by safe operation of a convection heating surface, the water-cooled wall is distributed around the furnace of the boiler, the water-cooled wall is internally provided with flowing water or steam, the outside receives the heat of flame of the furnace of the boiler, mainly absorbs the radiant heat of high-temperature combustion products in the furnace, and the working medium rises in the furnace and is heated and evaporated, so that the water-cooled wall needs to be overhauled in the long-time use process;
the existing overhauling device needs to overhaul the inner wall of the hearth manually on the platform, dust is attached to the inner wall of the hearth, and the dust can interfere with the overhaul of the inner wall of the hearth by workers, so that the workers are usually required to carry out ash removal on the inner wall of the hearth in a manual mode, the workload of the workers is further increased, the overhaul time of the hearth is prolonged, and the overhaul efficiency of the hearth is reduced.
Disclosure of Invention
The invention aims to provide an ash-removing and dust-reducing type self-stabilizing lifting hearth overhauling device which aims to solve the problems in the background technology.
In order to solve the technical problems, the invention provides the following technical scheme:
an ash removal dust fall formula self-stabilization over-and-under type furnace overhauls device includes: the lift, still include the support, the top of support is provided with mobile device, the one end that mobile device was kept away from to the support is provided with ash removal device, one side that mobile device kept away from the support is provided with the anchor point, the anchor point passes through the rope and connects the lift, mobile device includes: the movable plate, movable plate and support sliding connection, ash removal device includes: the rotating frame is rotationally connected with the bracket;
when the furnace needs to be overhauled, the staff assembles the overhauling device in the furnace, then connects mobile device and lift respectively with the both ends of rope, then controller control lift starts, the lift pulls the rope, then the support moves perpendicularly along the axis of furnace under the effect of rope, after the lift drives the overhauling device and moves to the furnace top, controller control mobile device and ash removal device start, mobile device and ash removal device move to the one side that is close to the furnace inner wall immediately, make the movable plate be close to the furnace inner wall, be convenient for the staff observe the inner wall of furnace, thereby the maintenance to the furnace inner wall has been realized, and ash removal device moves the in-process of being convenient for to the furnace inner wall, ash removal device contacts with the furnace inner wall, make ash removal device clear up the in-process of the attached dust of furnace inner wall under the effect of lift, thereby improved the accuracy of furnace maintenance, avoided receiving the influence of attached dust, there is the interference to the maintenance of furnace inner wall, and when the overhauling device descends, carry out the work load to the furnace inner wall to the furnace, and then improved the efficiency of furnace maintenance.
Preferably, the number of the movable plates is a plurality of, the plurality of movable plates are arranged along the axis of the support in a surrounding mode, a sliding groove is formed in the surface of the support, a sliding block is arranged on one side, close to the sliding groove, of the movable plates, a first motor is arranged in the sliding block, a driving wheel is arranged on a driving shaft of the first motor, and the driving wheel is in surface contact with the sliding groove.
Preferably, the movable plate is arc-shaped, movable grooves are formed in two sides of the movable plate, an extension plate is arranged in the movable grooves, a spring is arranged between the extension plate and the movable grooves, one end of the spring is connected with the side wall of the movable grooves, the other end of the spring is connected with the extension plate, and a railing is arranged at the edge of the movable plate;
after the maintenance device moves to the top of the hearth under the action of the lifter, a motor I in the slider is controlled by the controller to start, a driving shaft in the motor I drives the driving wheel to rotate, the driving wheel contacts with the sliding groove when in transmission, then the driving wheel moves along the sliding groove, the driving wheel drives the slider to move when in movement, the slider moves towards one side close to the inner wall of the hearth, the slider drives the moving plate to move in the moving process, the moving plate approaches to the inner wall of the hearth due to the fact that the moving plate is arc-shaped, gaps exist between two adjacent moving plates, the extending plate loses the blocking of the adjacent moving plates, then a spring in the moving groove drives the extending plate to move under the action of elastic force, the extending plate moves towards one side far away from the moving groove along the moving groove, the extending plate stretches out of the moving groove, and then the two extending plates are in contact and splice with each other, the gaps between the two adjacent moving plates are filled, when workers walk on the moving plate, the moving plate is prevented from falling from the gaps between the two adjacent moving plates, the moving plates are guaranteed to be close to the inner wall of the hearth, but the edges of the moving plates are not in contact with the inner wall of the hearth, the inner wall of the hearth is convenient to observe the inner wall of the moving plate, and the inner wall of the hearth is not damaged to the inner wall of the hearth, and the inner wall of the hearth is not observed closely, and the inner wall of the maintenance plate is not damaged.
Preferably, one side of the bracket far away from the movable plate is provided with a rotating ring, one side of the rotating frame close to the bracket is provided with a plurality of arc blocks, the arc blocks are circumferentially arranged along the axis of the rotating frame, the arc blocks are slidably connected with the rotating ring, the rotating ring is internally provided with a plurality of rotating wheels, the rotating wheels are circumferentially arranged along the axis of the rotating ring, and the rotating wheels are driven by a miniature motor.
Preferably, a plurality of radial grooves are formed in the rotating frame, the radial grooves are circumferentially arranged along the axis of the rotating frame, ash removal frames are arranged in the radial grooves and are in sliding connection with the radial grooves, rotating cavities are symmetrically formed in the inner walls of the radial grooves, conveying rollers are symmetrically arranged in the rotating cavities, a second motor is arranged in the rotating cavities, and a driving shaft of the second motor is connected with the conveying rollers.
Preferably, the ash removal frame comprises arc, connector and dust absorption pipe, the connector sets up in radial groove, the arc sets up the one side of keeping away from radial groove at the connector, the dust absorption pipe sets up the one side of keeping away from the arc at the connector, the center of rotating turret is provided with the conveyer pipe, the dust absorption pipe is kept away from the one side intercommunication conveyer pipe of connector.
Preferably, all be provided with the transition pipe in arc and the connector, transition pipe intercommunication dust absorption pipe, the dust absorption pipe is the bellows, one side that the connector was kept away from to the arc is provided with the dust absorption mouth, one side symmetry of dust absorption mouth is provided with ash removal roller and air-out roller, be provided with No. three motors and air slip ring in the arc, the drive shaft connection ash removal roller in No. three motors, air slip ring connection air-out roller, be provided with the air pump in the connector, the air pump passes through pipeline intercommunication air slip ring, be provided with a plurality of air outlet on the roll wall of air-out roller, a plurality of the air outlet is along the axis encircling arrangement of air-out roller, the air outlet is arranged along the tangential direction of air-out roller, ash removal roller is opposite with the direction of rotation of air-out roller.
Preferably, a fixed pipe is arranged in the center of the bracket, the fixed pipe is communicated with the conveying pipe, the fixed pipe is rotationally connected with the conveying pipe, and one end of the fixed pipe, which is far away from the conveying pipe, is communicated with a flexible pipe;
the moving plate moves towards the inner wall of the hearth, the controller controls the second motor in the rotating cavity to start, the driving shaft of the second motor immediately drives the conveying roller to rotate, the conveying roller contacts with the surface of the ash removing frame in the rotating process of the conveying roller, the ash removing frame immediately moves towards one side close to the inner wall of the hearth along the radial groove, the ash removing frame drives the arc plate to move, the arc plate drives the air outlet roller and the ash removing roller to move when moving, the ash removing roller contacts with the inner wall of the hearth when moving, then the controller controls the third motor in the arc plate to start, the driving shaft in the third motor drives the ash removing roller to rotate, dust attached to the inner wall of the hearth is cleaned when the ash removing roller rotates, the influence of the attached dust is avoided, the overhaul of the inner wall of the hearth is interfered, and the overhaul accuracy of the hearth is improved;
in the process of cleaning the inner wall of the hearth, a controller controls a micro motor in a rotating ring to start, a driving shaft in the micro motor drives a rotating wheel to rotate, the rotating wheel is in contact with an arc block when rotating, the rotating wheel drives the arc block to move, the arc block moves along the rotating ring, a rotating frame is driven to rotate in the moving process of the arc block, a radial groove is driven to rotate when the rotating frame rotates, the radial groove drives the ash cleaning frame to rotate, an arc plate is driven to rotate in the rotating process of the ash cleaning frame, the arc plate rotates to drive the ash cleaning roller to rotate along the axis of the hearth, and then the bracket drives the ash cleaning roller to rotate along the axis of the hearth in the vertical descending process of the axis of the hearth, and the inner wall of the hearth is cleaned in the rotating process, so that the ash cleaning roller is spirally descended along the axis of the hearth, and the cleaning efficiency of the ash cleaning roller on the inner wall of the hearth is improved;
when the ash removing roller rotates, the controller controls the air pump in the connecting body to start, the air pump pumps external air, then the air pump conveys external air to the air slip ring through the pipeline, the controller immediately controls the air slip ring in the arc plate to start, the air slip ring conveys external air to the air outlet roller, then the external air is discharged to the dust collection pipe through the air outlet, the air outlet is arranged along the tangential direction of the air outlet roller, the ash removing roller and the air outlet roller are opposite in rotation direction, the external air is sprayed out along the tangential direction of the air outlet roller, dust cleaned by the ash removing roller is thrown out along the tangential direction of the ash removing roller, so that the dust and the external air meet in the dust collection port, a part of the air outlet is close to the transition pipe when rotating, then the external air drives the dust to be conveyed from the dust collection port to one side close to the transition pipe, then the transition pipe is conveyed to the dust collection pipe, then the dust collection pipe is conveyed to the conveying pipe through the dust collection pipe, the dust collection pipe is communicated with the fixed pipe, the external air is mixed with the dust to be conveyed to the fixed pipe through the fixed pipe, and finally the flexible pipe is conveyed to the flexible pipe through the fixed pipe, and then the dust is discharged through the flexible pipe.
Compared with the prior art, the invention has the following beneficial effects:
1. the extension board moves along the removal groove to the one side of keeping away from the removal groove for the extension board stretches out the removal groove, and then makes two extension boards contact concatenation each other, and gap filling between two adjacent two movable boards has avoided the staff to walk on the movable board, drops from the clearance between two adjacent movable boards, has guaranteed the security of staff when the maintenance, and the movable board is close to the furnace inner wall, but the edge of movable board is not contacted with the furnace inner wall, and the staff closely overhauls the inner wall of furnace of being convenient for observe, has improved the accuracy that the furnace inner wall overhauld, and the movable board is not contacted with the furnace inner wall, has avoided the movable board to cause the damage to the furnace inner wall.
2. In the process of cleaning the inner wall of the hearth by the ash removal roller, a micro motor in a rotating ring is controlled by a controller to start, a driving shaft in the micro motor drives a rotating wheel to rotate, the rotating wheel is in contact with an arc block during rotation, the arc block is immediately driven to move along the rotating ring, a rotating frame is driven to rotate during movement of the arc block, a radial groove is driven to rotate during rotation of the rotating frame, the ash removal frame is driven to rotate by the radial groove, in the process of rotating the ash removal frame, an arc plate is driven to rotate, the ash removal roller is driven to rotate along the axis of the hearth by the arc plate, further, the ash removal roller is driven to rotate along the axis of the hearth by a bracket in the process of vertically descending along the axis of the hearth, and the inner wall of the hearth is cleaned during rotation, so that the ash removal roller is spirally descended along the axis of the hearth, and the efficiency of cleaning the inner wall of the hearth by the ash removal roller is improved.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention. In the drawings:
FIG. 1 is a schematic view of the structure of the present invention when not in operation;
FIG. 2 is a schematic view of the structure of the present invention in an operative state;
FIG. 3 is a schematic diagram of an exploded construction of the present invention;
FIG. 4 is a top cross-sectional view of the ash removal device when not in operation;
FIG. 5 is a top plan view of the ash removal device when not in operation;
FIG. 6 is a top cross-sectional view of the ash removal device in operation;
FIG. 7 is a top plan view of the ash removal device in operation;
FIG. 8 is a front cross-sectional view of the ash removal device;
in the figure: 1. a bracket; 11. a fixed tube;
2. a mobile device; 21. a moving plate; 211. a slide block; 22. a sliding groove; 23. an extension plate;
3. an ash removal device; 31. a rotating frame; 311. an arc-shaped block; 32. a rotating ring; 33. a radial groove; 331. a rotating chamber; 332. a conveying roller; 34. an ash removal frame; 35. an arc-shaped plate; 351. a dust collection port; 352. an ash removal roller; 353. an air outlet roller; 354. an air outlet; 36. a connecting body; 37. a dust collection pipe; 38. a delivery tube; 39. a transition pipe.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-8, the present invention provides the following technical solutions:
an ash removal dust fall formula self-stabilization over-and-under type furnace overhauls device includes: the lift still includes support 1, the top of support 1 is provided with mobile device 2, the one end that mobile device 2 was kept away from to support 1 is provided with ash removal device 3, one side that mobile device 2 kept away from support 1 is provided with the anchor point, the anchor point passes through the rope and connects the lift, mobile device 2 includes: the movable plate 21, the movable plate 21 is connected with the bracket 1 in a sliding way, and the ash cleaning device 3 comprises: a rotating frame 31, wherein the rotating frame 31 is rotatably connected with the bracket 1;
when the furnace needs to be overhauled, the staff assembles the overhauling device in the furnace, then connect mobile device 2 and lift respectively with the both ends of rope, then controller control lift starts, the lift pulls the rope, then support 1 moves perpendicularly along the axis of furnace under the effect of rope, after the lift drives the overhauling device and removes to the furnace top, controller control mobile device 2 and ash removal device 3 start, mobile device 2 and ash removal device 3 move to the one side that is close to the furnace inner wall immediately, make mobile plate 21 be close to the furnace inner wall, be convenient for the staff observe the inner wall of furnace, thereby the maintenance to the furnace inner wall has been realized, and ash removal device 3 moves the in-process to the furnace inner wall, ash removal device 3 contacts with the furnace inner wall, make ash removal device 3 clear up the dust that the furnace inner wall is attached to the in-process that the effect of lift descends perpendicularly, the influence of attached dust has been avoided receiving, the maintenance to the furnace inner wall has the interference, and when the overhauling device descends, clear up the furnace inner wall.
As a specific embodiment of the present invention, the number of the moving plates 21 is a plurality, the plurality of moving plates 21 are circumferentially arranged along the axis of the bracket 1, a sliding groove 22 is provided on the surface of the bracket 1, a sliding block 211 is provided on one side of the moving plate 21 close to the sliding groove 22, a first motor is provided in the sliding block 211, a driving wheel is provided on a driving shaft of the first motor, and the driving wheel is in surface contact with the sliding groove 22.
As a specific embodiment of the present invention, the moving plate 21 is arc-shaped, moving grooves are formed on two sides of the moving plate 21, an extending plate 23 is disposed in the moving groove, a spring is disposed between the extending plate 23 and the moving groove, one end of the spring is connected to a side wall of the moving groove, the other end of the spring is connected to the extending plate 23, and a railing is disposed at the edge of the moving plate 21;
when the overhauling device moves to the top of the hearth under the action of the lifter, the controller controls the motor I in the sliding block 211 to start, the driving shaft in the motor I drives the driving wheel to rotate, the driving wheel contacts with the sliding groove 22 during transmission, then the driving wheel moves along the sliding groove 22, the driving wheel drives the sliding block 211 to move during movement, the sliding block 211 moves towards one side close to the inner wall of the hearth, the sliding block 211 drives the moving plate 21 to move during movement of the moving plate 21, because the moving plate 21 is arc-shaped, gaps exist between two adjacent moving plates 21, the extending plates 23 lose the blocking of the adjacent moving plates 21, then springs in the moving groove drive the extending plates 23 to move towards one side far away from the moving groove under the action of elastic force, the extending plates 23 extend out of the moving groove, and then the two extending plates 23 are in contact and splice with each other, gaps between the two adjacent moving plates 21 are filled, the situation that workers walk on the moving plates 21 is avoided, the moving plates 21 are close to the inner wall of the hearth, the moving plates 21 are not in contact with the inner wall of the hearth, and damage to the inner wall of the hearth is avoided, and the people do not observe the moving plates with the inner wall of the hearth is avoided.
As a specific embodiment of the present invention, a rotating ring 32 is disposed on a side of the support 1 away from the moving plate 21, a plurality of arc blocks 311 are disposed on a side of the rotating frame 31 close to the support 1, the plurality of arc blocks 311 are disposed around an axis of the rotating frame 31, the arc blocks 311 are slidably connected with the rotating ring 32, a plurality of rotating wheels are disposed in the rotating ring 32, the plurality of rotating wheels are disposed around the axis of the rotating ring 32, and the rotating wheels are driven by a micro motor.
As a specific embodiment of the present invention, the rotating frame 31 is provided with a plurality of radial grooves 33, the radial grooves 33 are circumferentially arranged along the axis of the rotating frame 31, the radial grooves 33 are internally provided with ash removing frames 34, the ash removing frames 34 are slidably connected with the radial grooves 33, the inner walls of the radial grooves 33 are symmetrically provided with rotating cavities 331, the rotating cavities 331 are symmetrically provided with conveying rollers 332, the rotating cavities 331 are internally provided with a second motor, and the driving shafts of the second motor are connected with the conveying rollers 332.
As a specific embodiment of the present invention, the ash removal frame 34 is composed of an arc plate 35, a connecting body 36 and a dust collection pipe 37, the connecting body 36 is disposed in the radial groove 33, the arc plate 35 is disposed at a side of the connecting body 36 away from the radial groove 33, the dust collection pipe 37 is disposed at a side of the connecting body 36 away from the arc plate 35, a conveying pipe 38 is disposed at a center of the rotating frame 31, and a side of the dust collection pipe 37 away from the connecting body 36 is communicated with the conveying pipe 38.
As a specific embodiment of the present invention, the arc plate 35 and the connecting body 36 are both provided with a transition pipe 39, the transition pipe 39 is communicated with the dust suction pipe 37, the dust suction pipe 37 is a corrugated pipe, a dust suction port 351 is disposed on one side of the arc plate 35 far away from the connecting body 36, a dust removal roller 352 and an air outlet roller 353 are symmetrically disposed on one side of the dust suction port 351, a third motor and an air slip ring are disposed in the arc plate 35, a driving shaft in the third motor is connected with the dust removal roller 352, the air slip ring is connected with the air outlet roller 353, an air pump is disposed in the connecting body 36, the air pump is communicated with the air slip ring through a pipeline, a plurality of air outlets 354 are disposed on a roller wall of the air outlet roller 353, the plurality of air outlets 354 are circumferentially disposed along an axis of the air outlet roller 353, the air outlets 354 are disposed along a tangential direction of the air outlet roller 353, and the dust removal roller 352 is opposite to a rotation direction of the air outlet roller 353.
As a specific embodiment of the present invention, a fixed pipe 11 is arranged at the center of the bracket 1, the fixed pipe 11 is communicated with a conveying pipe 38, the fixed pipe 11 is rotatably connected with the conveying pipe 38, and a flexible pipe is communicated with one end of the fixed pipe 11 away from the conveying pipe 38;
the moving plate 21 moves towards the inner wall of the hearth, the controller controls a motor II in the rotating cavity 331 to start, a driving shaft of the motor II immediately drives the conveying roller 332 to rotate, in the process of rotating the conveying roller 332, the conveying roller 332 contacts with the surface of the ash removing frame 34, the ash removing frame 34 immediately moves towards one side close to the inner wall of the hearth along the radial groove 33, in the process of moving the ash removing frame 34, the ash removing frame 34 drives the arc plate 35 to move, the arc plate 35 drives the air outlet roller 353 and the ash removing roller 352 to move, the ash removing roller 352 contacts with the inner wall of the hearth when moving, then the controller controls a motor III in the arc plate 35 to start, a driving shaft of the motor III drives the ash removing roller 352 to rotate, and dust attached to the inner wall of the hearth is cleaned when the ash removing roller 352 rotates, so that the influence of attached dust is avoided, and the overhaul of the inner wall of the hearth is disturbed;
in the process of cleaning the inner wall of the hearth, the controller controls the micro motor in the rotating ring 32 to start, the driving shaft in the micro motor drives the rotating wheel to rotate, the rotating wheel is in contact with the arc-shaped block 311 when rotating, the rotating wheel drives the arc-shaped block 311 to move, the arc-shaped block 311 moves along the rotating ring 32, the rotating frame 31 is driven to rotate in the process of moving the arc-shaped block 311, the radial groove 33 is driven to rotate when the rotating frame 31 rotates, the radial groove 33 drives the ash removal frame 34 to rotate, the arc-shaped plate 35 is driven to rotate in the process of rotating the ash removal frame 34, the arc-shaped plate 35 drives the ash removal roller 352 to rotate along the axis of the hearth, and then the rotating frame 31 drives the ash removal roller 352 to rotate along the axis of the hearth in the process of vertically descending the axis of the hearth, and the inner wall of the hearth is cleaned in the process of rotating, so that the ash removal roller 352 is spirally descended along the axis of the hearth;
the controller controls the air pump in the connecting body 36 to start while the ash removal roller 352 rotates, the air pump pumps external air, then the air pump conveys the external air into the air slip ring through the pipeline, the controller controls the air slip ring in the arc plate 35 to start, then the air slip ring conveys the external air into the air outlet roller 353, then the external air is discharged to the air suction pipe 351 through the air outlet 354, the air outlet 354 is arranged along the tangential direction of the air outlet roller 353, the ash removal roller 352 and the air outlet roller 353 rotate in opposite directions, the external air is sprayed out along the tangential direction of the air outlet roller 353, dust cleaned by the ash removal roller 352 is thrown out along the tangential direction of the ash removal roller 352, so that the dust meets the external air in the air suction pipe 351, and as the air outlet 354 is provided with a plurality of air outlets 354, a part of the air outlets 354 are close to the transition pipe 39 during rotation, then the external air drives the dust to be conveyed from the air suction pipe 351 to one side close to the transition pipe 39, then the air is conveyed from the transition pipe 39 to the air suction pipe 37, then the air is conveyed to the conveying pipe 38 through the air suction pipe 37, and the conveying pipe 38 is communicated with the fixed pipe 11, and the dust is mixed with the dust through the conveying pipe 38 to the fixed pipe 11 and finally discharged from the air pipe 11 through the fixed pipe 11.
The working principle of the invention is as follows:
when the hearth is required to be overhauled, a worker assembles an overhauling device in the hearth, then connects two ends of a rope with a moving device 2 and a lifter respectively, then a controller controls the lifter to start, the lifter pulls the rope, then the bracket 1 moves vertically along the axis of the hearth under the action of the rope, and then the lifter drives the overhauling device to move to the top end of the hearth;
when the overhauling device moves to the top of the hearth under the action of the lifter, the controller controls a motor I in the sliding block 211 to start, a driving shaft in the motor I drives the driving wheel to rotate, the driving wheel contacts with the sliding groove 22 when in transmission, then the driving wheel moves along the sliding groove 22, the driving wheel drives the sliding block 211 to move when in movement, the sliding block 211 moves towards one side close to the inner wall of the hearth, the sliding block 211 drives the moving plate 21 to move in the moving process of the moving plate 21, because the moving plate 21 is in an arc shape, a gap exists between two adjacent moving plates 21, the extending plates 23 lose the blocking of the adjacent moving plates 21, then springs in the moving groove drive the extending plates 23 to move towards one side far away from the moving groove under the action of elastic force, the extending plates 23 extend out of the moving groove, and then the two extending plates 23 are in contact and splice with each other, the gap between the two adjacent moving plates 21 is filled, the gap between the two extending plates 21 is avoided, when workers walk on the moving plate 21, the moving plate 21 is close to the edge of the inner wall of the hearth, the moving plate 21 is not in contact with the inner wall of the hearth, and the inner wall of the hearth is not contacted with the moving plate 21 is prevented from being damaged by the workers in the close distance, and the inner wall of the hearth is not observed, the moving plate 21 is not contacted with the inner wall of the hearth is avoided;
the moving plate 21 moves towards the inner wall of the hearth, the controller controls a motor II in the rotating cavity 331 to start, a driving shaft of the motor II immediately drives the conveying roller 332 to rotate, in the process of rotating the conveying roller 332, the conveying roller 332 contacts with the surface of the ash removing frame 34, the ash removing frame 34 immediately moves towards one side close to the inner wall of the hearth along the radial groove 33, in the process of moving the ash removing frame 34, the ash removing frame 34 drives the arc plate 35 to move, the arc plate 35 drives the air outlet roller 353 and the ash removing roller 352 to move, the ash removing roller 352 contacts with the inner wall of the hearth when moving, then the controller controls a motor III in the arc plate 35 to start, a driving shaft of the motor III drives the ash removing roller 352 to rotate, and dust attached to the inner wall of the hearth is cleaned when the ash removing roller 352 rotates, so that the influence of attached dust is avoided, and the overhaul of the inner wall of the hearth is disturbed;
in the process of cleaning the inner wall of the hearth, the controller controls the micro motor in the rotating ring 32 to start, the driving shaft in the micro motor drives the rotating wheel to rotate, the rotating wheel is in contact with the arc-shaped block 311 when rotating, the rotating wheel drives the arc-shaped block 311 to move, the arc-shaped block 311 moves along the rotating ring 32, the rotating frame 31 is driven to rotate in the process of moving the arc-shaped block 311, the radial groove 33 is driven to rotate when the rotating frame 31 rotates, the radial groove 33 drives the ash removal frame 34 to rotate, the arc-shaped plate 35 is driven to rotate in the process of rotating the ash removal frame 34, the arc-shaped plate 35 drives the ash removal roller 352 to rotate along the axis of the hearth, and then the rotating frame 31 drives the ash removal roller 352 to rotate along the axis of the hearth in the process of vertically descending the axis of the hearth, and the inner wall of the hearth is cleaned in the process of rotating, so that the ash removal roller 352 is spirally descended along the axis of the hearth;
the controller controls the air pump in the connecting body 36 to start while the ash removal roller 352 rotates, the air pump pumps external air, then the air pump conveys the external air into the air slip ring through the pipeline, the controller controls the air slip ring in the arc plate 35 to start, then the air slip ring conveys the external air into the air outlet roller 353, then the external air is discharged to the air suction pipe 351 through the air outlet 354, the air outlet 354 is arranged along the tangential direction of the air outlet roller 353, the ash removal roller 352 and the air outlet roller 353 rotate in opposite directions, the external air is sprayed out along the tangential direction of the air outlet roller 353, dust cleaned by the ash removal roller 352 is thrown out along the tangential direction of the ash removal roller 352, so that the dust meets the external air in the air suction pipe 351, and as the air outlet 354 is provided with a plurality of air outlets 354, a part of the air outlets 354 are close to the transition pipe 39 during rotation, then the external air drives the dust to be conveyed from the air suction pipe 351 to one side close to the transition pipe 39, then the air is conveyed from the transition pipe 39 to the air suction pipe 37, then the air is conveyed to the conveying pipe 38 through the air suction pipe 37, and the conveying pipe 38 is communicated with the fixed pipe 11, and the dust is mixed with the dust through the conveying pipe 38 to the fixed pipe 11 and finally discharged from the air pipe 11 through the fixed pipe 11.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. An ash removal dust fall formula self-stabilization over-and-under type furnace overhauls device includes: an elevator, characterized in that: still include support (1), the top of support (1) is provided with mobile device (2), the one end that mobile device (2) was kept away from to support (1) is provided with ash removal device (3), one side that mobile device (2) kept away from support (1) is provided with the anchor point, the anchor point passes through rope connection lift, mobile device (2) include: the movable plate (21), movable plate (21) and support (1) sliding connection, ash removal device (3) include: the rotating frame (31), the rotating frame (31) is rotatably connected with the bracket (1);
the dust removing device comprises a rotating frame (31), a plurality of radial grooves (33) are formed in the rotating frame (31), the radial grooves (33) are circumferentially arranged along the axis of the rotating frame (31), dust removing frames (34) are arranged in the radial grooves (33), the dust removing frames (34) are slidably connected with the radial grooves (33), rotating cavities (331) are symmetrically formed in the inner walls of the radial grooves (33), conveying rollers (332) are symmetrically arranged in the rotating cavities (331), a second motor is arranged in the rotating cavities (331), and a driving shaft of the second motor is connected with the conveying rollers (332);
the dust removal frame (34) consists of an arc-shaped plate (35), a connecting body (36) and a dust collection pipe (37), wherein the connecting body (36) is arranged in the radial groove (33), the arc-shaped plate (35) is arranged on one side, far away from the radial groove (33), of the connecting body (36), the dust collection pipe (37) is arranged on one side, far away from the arc-shaped plate (35), of the connecting body (36), a conveying pipe (38) is arranged in the center of the rotating frame (31), and one side, far away from the connecting body (36), of the dust collection pipe (37) is communicated with the conveying pipe (38);
all be provided with transition pipe (39) in arc (35) and connector (36), transition pipe (39) intercommunication dust absorption pipe (37), dust absorption pipe (37) are the bellows, one side that connector (36) was kept away from to arc (35) is provided with dust absorption mouth (351), one side symmetry of dust absorption mouth (351) is provided with deashing roller (352) and air-out roller (353), be provided with No. three motors and air slip ring in arc (35), drive shaft connection deashing roller (352) in No. three motors, air slip ring connects air-out roller (353), be provided with the air pump in connector (36), the air pump passes through pipeline intercommunication air slip ring, be provided with a plurality of air outlet (354) on the roll wall of air-out roller (353), a plurality of air outlet (354) are arranged along the axis of air-out roller (353) is encircleed, air outlet (354) are arranged along the tangential direction of air-out roller (353), the direction of deashing roller (353) and air-out roller (352) are opposite.
2. The ash removal and dust fall type self-stabilizing lifting hearth overhauling device as set forth in claim 1, wherein: the number of the movable plates (21) is a plurality of, the movable plates (21) are circumferentially arranged along the axis of the support (1), a sliding groove (22) is formed in the surface of the support (1), a sliding block (211) is arranged on one side, close to the sliding groove (22), of the movable plates (21), a first motor is arranged in the sliding block (211), a driving wheel is arranged on a driving shaft of the first motor, and the driving wheel is in surface contact with the sliding groove (22).
3. The ash removal and dust fall type self-stabilizing lifting hearth overhauling device as set forth in claim 1, wherein: the movable plate (21) is arc-shaped, movable grooves are formed in two sides of the movable plate (21), an extension plate (23) is arranged in each movable groove, a spring is arranged between each extension plate (23) and each movable groove, one end of each spring is connected with the side wall of each movable groove, the other end of each spring is connected with each extension plate (23), and a railing is arranged at the edge of each movable plate (21).
4. The ash removal and dust fall type self-stabilizing lifting hearth overhauling device as set forth in claim 1, wherein: one side that movable plate (21) was kept away from to support (1) is provided with swivel becket (32), one side that rotating turret (31) is close to support (1) is provided with a plurality of arc piece (311), a plurality of arc piece (311) are encircleed along the axis of rotating turret (31) and are arranged, arc piece (311) and swivel becket (32) sliding connection, be provided with a plurality of swivel wheel in swivel becket (32), a plurality of swivel wheel is encircleed along the axis of swivel becket (32) and is arranged, the swivel wheel is driven by micro motor.
5. The ash removal and dust fall type self-stabilizing lifting hearth overhauling device as set forth in claim 1, wherein: the center of support (1) is provided with fixed pipe (11), fixed pipe (11) and conveyer pipe (38) intercommunication, fixed pipe (11) are connected with conveyer pipe (38) rotation, the one end intercommunication that conveyer pipe (38) were kept away from to fixed pipe (11) has the flexible pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410077263.6A CN117585612B (en) | 2024-01-19 | 2024-01-19 | Ash removal dust fall formula is from stable over-and-under type furnace overhauls device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410077263.6A CN117585612B (en) | 2024-01-19 | 2024-01-19 | Ash removal dust fall formula is from stable over-and-under type furnace overhauls device |
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| Publication Number | Publication Date |
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| CN117585612A CN117585612A (en) | 2024-02-23 |
| CN117585612B true CN117585612B (en) | 2024-04-02 |
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| CN202410077263.6A Active CN117585612B (en) | 2024-01-19 | 2024-01-19 | Ash removal dust fall formula is from stable over-and-under type furnace overhauls device |
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|---|---|---|---|---|
| CN206069271U (en) * | 2016-08-31 | 2017-04-05 | 张钧 | A kind of inspection platform height limiting device |
| CN207811195U (en) * | 2017-12-13 | 2018-09-04 | 陕西创英电力工程有限公司 | A kind of thermal power plant boiler burner hearth lift maintaining platform |
| CN112320709A (en) * | 2020-11-17 | 2021-02-05 | 江苏嘉龙电力设备有限公司 | Novel movable maintenance platform for waste heat boiler |
| CN214006486U (en) * | 2020-09-16 | 2021-08-20 | 常州市长江电力机械厂有限公司 | Hearth maintenance platform |
| CN214980897U (en) * | 2021-06-03 | 2021-12-03 | 马世城 | Boiler overhauls platform station |
-
2024
- 2024-01-19 CN CN202410077263.6A patent/CN117585612B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206069271U (en) * | 2016-08-31 | 2017-04-05 | 张钧 | A kind of inspection platform height limiting device |
| CN207811195U (en) * | 2017-12-13 | 2018-09-04 | 陕西创英电力工程有限公司 | A kind of thermal power plant boiler burner hearth lift maintaining platform |
| CN214006486U (en) * | 2020-09-16 | 2021-08-20 | 常州市长江电力机械厂有限公司 | Hearth maintenance platform |
| CN112320709A (en) * | 2020-11-17 | 2021-02-05 | 江苏嘉龙电力设备有限公司 | Novel movable maintenance platform for waste heat boiler |
| CN214980897U (en) * | 2021-06-03 | 2021-12-03 | 马世城 | Boiler overhauls platform station |
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| Publication number | Publication date |
|---|---|
| CN117585612A (en) | 2024-02-23 |
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