CN213101211U - Online cleaning device of flue gas filter screen - Google Patents
Online cleaning device of flue gas filter screen Download PDFInfo
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- CN213101211U CN213101211U CN202021803810.8U CN202021803810U CN213101211U CN 213101211 U CN213101211 U CN 213101211U CN 202021803810 U CN202021803810 U CN 202021803810U CN 213101211 U CN213101211 U CN 213101211U
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- filter screen
- flue
- scraping
- dust
- cleaning device
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Abstract
The utility model relates to an online cleaning device of flue gas filter screen, include: the cleaning plates are used for ejecting dust in the meshes of the filter screen and are positioned in the flue, and the cleaning plates are connected with the inner wall of the flue in a sliding manner; the cleaning plate driving mechanism is used for driving the cleaning plates to alternately act and comprises a driving motor, and the driving motor is positioned outside the flue; the dust scraping mechanism is used for scraping off the dust ejected by the cleaning plates and is positioned on one side, away from the cleaning plates, of the filter screen in the flue. The utility model discloses a mode clearance of kicking block clearance filter screen mesh is comparatively thorough, and the mode of online clearance has been realized in a plurality of clearance board alternate actions, has saved the time of shut down clearance to improve production efficiency, reduced the human cost, and reduced the pollution to the environment.
Description
Technical Field
The utility model relates to a flue gas denitration treatment facility technical field especially relates to an online cleaning device of flue gas filter screen.
Background
In the SCR denitration system, if the flue gas is directly introduced into the reactor, the dust with larger particles in the flue gas will adhere to the surface of the catalyst, causing catalyst poisoning, and therefore, the flue gas needs to be pre-dedusted before entering the reactor, that is, the large particle dust in the flue gas is removed. The filter screen that adopts to put to one side among the prior art filters the flue gas more, and this kind of mode needs frequently to shut down and carries out the cleaning work of filter screen, and not only the human cost is higher, can cause certain pollution, has still reduced production efficiency.
Disclosure of Invention
The utility model aims at solving the defects of the prior art and provides an online cleaning device for a flue gas filter screen.
The utility model discloses a realize above-mentioned purpose, adopt following technical scheme:
the utility model provides an online cleaning device of flue gas filter screen, includes:
the cleaning plates are used for ejecting dust in the meshes of the filter screen and are positioned in the flue, and the cleaning plates are connected with the inner wall of the flue in a sliding manner;
the cleaning plate driving mechanism is used for driving the cleaning plates to alternately act and comprises a driving motor, and the driving motor is positioned outside the flue;
the dust scraping mechanism is used for scraping off the dust ejected by the cleaning plates and is positioned on one side, away from the cleaning plates, of the filter screen in the flue.
Further, the cleaning plate comprises a support, the support is connected with the inner wall of the flue in a sliding mode, one side, facing the filter screen, of the support is provided with a jacking block in a matching mode with meshes of the filter screen, and the support is provided with holes facilitating smoke to pass through.
Furthermore, the support is a grid structure formed by a plurality of cross rods and vertical rods in a staggered mode, and the top block is located at the intersection point of the cross rods and the vertical rods.
Furthermore, the end part of the top block is provided with a chamfer which is convenient to insert into the mesh.
Furthermore, a driving motor is fixedly connected to the outer wall of the flue, the output end of the driving motor is connected with a transmission main shaft, and the transmission main shaft is connected with the supports of the cleaning plates through linkage transmission mechanisms respectively.
Furthermore, the linkage transmission mechanism comprises a crankshaft, one end of a crank of the crankshaft is fixedly connected with the transmission main shaft, the other end of the crank is connected with the support through a connecting rod, and two ends of the connecting rod are respectively hinged with the crank and the support.
Furthermore, the support is arranged in a sliding groove in the flue and is provided with an elastic mechanism pressing the support to one side far away from the filter screen, the linkage transmission mechanism is a cam, and the cam is fixedly connected with the transmission main shaft, and the side wall of the cam is abutted to the support.
Further, the elastic mechanism is a spring or a tension spring.
Further, the dust scraping mechanism comprises a plurality of belt pulleys, the belt pulleys are rotatably connected with the side wall of the flue, the belt is sleeved on the belt pulleys, a soft scraping and sweeping piece used for scraping and sweeping the jacking block is arranged on the outer side of the belt, a scraper used for scraping dust attached to the soft scraping and sweeping piece is arranged at the bottom of the flue in a matched mode with the soft scraping and sweeping piece, and one belt pulley is connected with the driving motor through a synchronous belt pulley.
Furthermore, the soft scraping and sweeping sheet is a brush or a rubber sheet.
The utility model has the advantages that: the utility model discloses a mode clearance of kicking block clearance filter screen mesh is comparatively thorough, and the mode of online clearance has been realized in a plurality of clearance board alternate actions, has saved the time of shut down clearance to improve production efficiency, reduced the human cost, and reduced the pollution to the environment.
Drawings
FIG. 1 is a front view of the first embodiment;
FIG. 2 is a front sectional view of the first embodiment;
FIG. 3 is a front view of the second embodiment;
FIG. 4 is a front sectional view of the second embodiment;
FIG. 5 is a schematic view of a cleaning plate;
in the figure: 1-cleaning a plate; 11-a scaffold; 12-a top block; 2-flue; 3, filtering by using a filter screen; 4-cleaning plate driving mechanism; 41-driving motor; 42-a transmission main shaft; 43-linkage transmission mechanism; 431-crankshaft; 432-link; 5-a dust scraping mechanism; 51-a belt pulley; 52-a belt; 53-soft sweeping blade; 6-an elastic mechanism; 7-ash bucket; 8-a scraper;
the following detailed description will be made in conjunction with embodiments of the present invention with reference to the accompanying drawings.
Detailed Description
The invention will be further explained with reference to the following figures and examples:
example one
As shown in the figure, an online cleaning device of flue gas filter screen includes:
the cleaning plates 1 are used for ejecting dust in meshes of the filter screen 3, the cleaning plates 1 are positioned in the flue 2, and the cleaning plates 1 are connected with the inner wall of the flue 2 in a sliding manner;
the cleaning plate driving mechanism 4 is used for driving the cleaning plates 1 to alternately act, the cleaning plate driving mechanism 4 comprises a driving motor 41, and the driving motor 41 is positioned on the outer side of the flue 2;
the dust scraping mechanism 5 is used for scraping off the dust ejected by the cleaning plates 1, and the dust scraping mechanism 5 is positioned on one side, away from the cleaning plates 1, of the filter screen 3 in the flue 2.
Further, clearance board 1 includes support 11, support 11 and 2 inner walls sliding connection of flue, and support 11 is equipped with kicking block 12 towards the mesh cooperation of one side of filter screen 3 and filter screen 3, is equipped with the hole that the flue gas of being convenient for passes through on the support 11.
Further, the support 11 is a grid structure formed by a plurality of cross rods and vertical rods in a staggered manner, and the top block 12 is located at the intersection point of the cross rods and the vertical rods.
Further, the end of the top block 12 is provided with a chamfer for facilitating insertion into the mesh.
Further, a driving motor 41 is fixedly connected to the outer wall of the flue 2, the output end of the driving motor 41 is connected with a transmission main shaft 42, and the transmission main shaft 42 is respectively connected with the supports 11 of the cleaning plates 1 through a linkage transmission mechanism 43.
Further, the linkage transmission mechanism 43 includes a crankshaft 431, one end of a crank of the crankshaft 431 is fixedly connected with the transmission main shaft 42, the other end of the crank is connected with the bracket 11 through a connecting rod 432, and two ends of the connecting rod 432 are respectively hinged with the crank and the bracket 11.
Further, the dust scraping mechanism 5 comprises a plurality of belt pulleys 51, the belt pulleys 51 are rotatably connected with the side wall of the flue 2, the belt 52 is sleeved on the belt pulleys 51, a soft scraping and sweeping sheet 53 for scraping and sweeping the top block 12 is arranged on the outer side of the belt 52, a scraping plate 8 for scraping off dust attached to the soft scraping and sweeping sheet 53 is arranged at the bottom of the flue 2 and in cooperation with the soft scraping and sweeping sheet 53, and one belt pulley 51 is connected with the driving motor 41 through a synchronous belt pulley.
Further, the soft sweeping blade 53 is a brush.
The utility model discloses during the use, the dust of great granule is filtered out and is attached to the mesh at filter screen 3 by filter screen 3 in the flue gas, leads to the gradual crescent phenomenon of filter screen 3 both sides pressure differential. Starting the driving motor 41, driving the driving motor 41 to drive the transmission main shaft 42 to rotate, and driving the cleaning plate 1 to slide back and forth by the transmission main shaft 42 through the crankshaft 431 and the connecting rod 432, so that the top block 12 ejects dust in the mesh holes of the filter screen 3; the driving motor 41 drives the belt 52 to rotate through the synchronous belt pulley and the belt pulley 51, the soft sweeping blade 53 sweeps the ejected dust from the end part of the top block 12, and when the dust passes through the scraping blade 8, the scraping blade 8 scrapes the dust from the soft sweeping blade 53 into the dust hopper 7; the plurality of cleaning plates 1 move alternately to prevent the meshes of the filter screen 3 from being plugged simultaneously.
The mode that this kind of kicking block 12 cleared up 3 meshs of filter screen clears up comparatively thoroughly, and the mode of online clearance has been realized to the action in turn of a plurality of clearance boards 1, has saved the time of shutting down the clearance to indirectly improved production efficiency, reduced the human cost, and reduced the pollution to the environment.
Example two
As shown in the figure, an online cleaning device of flue gas filter screen includes:
the cleaning plates 1 are used for ejecting dust in meshes of the filter screen 3, the cleaning plates 1 are positioned in the flue 2, and the cleaning plates 1 are connected with the inner wall of the flue 2 in a sliding manner;
the cleaning plate driving mechanism 4 is used for driving the cleaning plates 1 to alternately act, the cleaning plate driving mechanism 4 comprises a driving motor 41, and the driving motor 41 is positioned on the outer side of the flue 2;
the dust scraping mechanism 5 is used for scraping off the dust ejected by the cleaning plates 1, and the dust scraping mechanism 5 is positioned on one side, away from the cleaning plates 1, of the filter screen 3 in the flue 2.
Further, clearance board 1 includes support 11, support 11 and 2 inner walls sliding connection of flue, and support 11 is equipped with kicking block 12 towards the mesh cooperation of one side of filter screen 3 and filter screen 3, is equipped with the hole that the flue gas of being convenient for passes through on the support 11.
Further, the support 11 is a grid structure formed by a plurality of cross rods and vertical rods in a staggered manner, and the top block 12 is located at the intersection point of the cross rods and the vertical rods.
Further, the end of the top block 12 is provided with a chamfer for facilitating insertion into the mesh.
Further, a driving motor 41 is fixedly connected to the outer wall of the flue 2, the output end of the driving motor 41 is connected with a transmission main shaft 42, and the transmission main shaft 42 is respectively connected with the supports 11 of the cleaning plates 1 through a linkage transmission mechanism 43.
Furthermore, an elastic mechanism 6 which presses the support 11 to the side far away from the filter screen 3 is arranged in a chute of the support 11 on the flue 2, the linkage transmission mechanism 43 is a cam, the cam is fixedly connected with the transmission main shaft 42, and the side wall of the cam is abutted against the support 11.
Further, the elastic mechanism 6 is a tension spring.
Further, the dust scraping mechanism 5 comprises a plurality of belt pulleys 51, the belt pulleys 51 are rotatably connected with the side wall of the flue 2, the belt 52 is sleeved on the belt pulleys 51, a soft scraping and sweeping sheet 53 for scraping and sweeping the top block 12 is arranged on the outer side of the belt 52, a scraping plate 8 for scraping off dust attached to the soft scraping and sweeping sheet 53 is arranged at the bottom of the flue 2 and in cooperation with the soft scraping and sweeping sheet 53, and one belt pulley 51 is connected with the driving motor 41 through a synchronous belt pulley.
Further, the soft sweeping blade 53 is a brush or a rubber blade.
The utility model discloses during the use, the dust of great granule is filtered out and is attached to the mesh at filter screen 3 by filter screen 3 in the flue gas, leads to the gradual crescent phenomenon of filter screen 3 both sides pressure differential. Starting the driving motor 41, driving the driving motor 41 to drive the transmission main shaft 42 to rotate, and enabling the transmission main shaft 42 to be mutually matched with the tension spring through the ejection of the cam, so that the cleaning plate 1 slides back and forth, and the ejection block 12 ejects dust in the meshes of the filter screen 3; the driving motor 41 drives the belt 52 to rotate through the synchronous belt pulley and the belt pulley 51, the soft sweeping blade 53 sweeps the ejected dust from the end part of the top block 12, and when the dust passes through the scraping blade 8, the scraping blade 8 scrapes the dust from the soft sweeping blade 53 into the dust hopper 7; the plurality of cleaning plates 1 move alternately to prevent the meshes of the filter screen 3 from being plugged simultaneously.
The mode that this kind of kicking block 12 cleared up 3 meshs of filter screen clears up comparatively thoroughly, and the mode of online clearance has been realized to the action in turn of a plurality of clearance boards 1, has saved the time of shutting down the clearance to indirectly improved production efficiency, reduced the human cost, and reduced the pollution to the environment.
The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above embodiments, and various improvements made by the method concept and technical solution of the present invention or directly applied to other occasions without improvement are all within the protection scope of the present invention.
Claims (10)
1. The utility model provides an online cleaning device of flue gas filter screen which characterized in that includes:
the cleaning plates (1) are used for ejecting dust in the meshes of the filter screen (3), the cleaning plates (1) are positioned in the flue (2), and the cleaning plates (1) are connected with the inner wall of the flue (2) in a sliding manner;
the cleaning plate driving mechanism (4) is used for driving the cleaning plates (1) to alternately act, the cleaning plate driving mechanism (4) comprises a driving motor (41), and the driving motor (41) is positioned on the outer side of the flue (2);
the dust scraping mechanism (5) is used for scraping off the dust ejected out of the plurality of cleaning plates (1), and the dust scraping mechanism (5) is located on one side, away from the plurality of cleaning plates (1), of the filter screen (3) in the flue (2).
2. The online cleaning device for the smoke filter screen according to claim 1, wherein the cleaning plate (1) comprises a bracket (11), the bracket (11) is connected with the inner wall of the flue (2) in a sliding manner, one side of the bracket (11) facing the filter screen (3) is provided with a top block (12) in cooperation with the meshes of the filter screen (3), and the bracket (11) is provided with holes for allowing smoke to pass through conveniently.
3. The online cleaning device for the smoke filter screen according to claim 2, wherein the support (11) is a grid structure formed by a plurality of cross rods and vertical rods in a staggered manner, and the top blocks (12) are all positioned at the intersection points of the cross rods and the vertical rods.
4. The online cleaning device for the smoke filter screen according to claim 3, wherein the end part of the top block (12) is provided with a chamfer convenient for inserting into the mesh.
5. The online cleaning device for the smoke filter screen according to claim 4, wherein the driving motor (41) is fixedly connected to the outer wall of the flue (2), the output end of the driving motor (41) is connected with the transmission main shaft (42), and the transmission main shaft (42) is respectively connected with the bracket (11) of each cleaning plate (1) through the linkage transmission mechanism (43).
6. The online cleaning device for the smoke filter screen according to claim 5, wherein the linkage transmission mechanism (43) comprises a crankshaft (431), one end of a crank of the crankshaft (431) is fixedly connected with the transmission main shaft (42), the other end of the crank is connected with the bracket (11) through a connecting rod (432), and two ends of the connecting rod (432) are respectively hinged with the crank and the bracket (11).
7. The online cleaning device for the smoke filter screen according to claim 5, wherein the support (11) is provided with an elastic mechanism (6) which presses the support (11) to one side away from the filter screen (3) in a sliding groove on the flue (2), the linkage transmission mechanism (43) is a cam, the cam is fixedly connected with the transmission main shaft (42), and the side wall of the cam is abutted against the support (11).
8. The online cleaning device for the smoke filter screen according to claim 7, wherein the elastic mechanism (6) is a spring or a tension spring.
9. The online cleaning device for the smoke filter screen according to any one of claims 2-8, wherein the dust scraping mechanism (5) comprises a plurality of belt pulleys (51), the belt pulleys (51) are rotatably connected with the side wall of the flue (2), the plurality of belt pulleys (51) are jointly sleeved with a belt (52), a flexible scraping and sweeping sheet (53) for scraping and sweeping the top block (12) is arranged outside the belt (52), a scraping plate (8) for scraping off dust attached to the flexible scraping and sweeping sheet (53) is arranged at the bottom of the flue (2) at the dust hopper (7) and the flexible scraping and sweeping sheet (53) in a matching manner, and one belt pulley (51) is connected with the driving motor (41) through a synchronous pulley.
10. The online cleaning device for the smoke filter screen according to claim 9, wherein the soft sweeping blade (53) is a brush or a rubber blade.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021803810.8U CN213101211U (en) | 2020-08-26 | 2020-08-26 | Online cleaning device of flue gas filter screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021803810.8U CN213101211U (en) | 2020-08-26 | 2020-08-26 | Online cleaning device of flue gas filter screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213101211U true CN213101211U (en) | 2021-05-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021803810.8U Active CN213101211U (en) | 2020-08-26 | 2020-08-26 | Online cleaning device of flue gas filter screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213101211U (en) |
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2020
- 2020-08-26 CN CN202021803810.8U patent/CN213101211U/en active Active
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