CN113350904A - Flue gas filtering device - Google Patents
Flue gas filtering device Download PDFInfo
- Publication number
- CN113350904A CN113350904A CN202110654119.0A CN202110654119A CN113350904A CN 113350904 A CN113350904 A CN 113350904A CN 202110654119 A CN202110654119 A CN 202110654119A CN 113350904 A CN113350904 A CN 113350904A
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- flue gas
- mounting
- scraper
- gas pipe
- block
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/0002—Casings; Housings; Frame constructions
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Treating Waste Gases (AREA)
Abstract
The invention discloses a smoke filtering device, which comprises: a flue gas pipe; the mounting rack is mounted on the inner wall of the flue gas pipe, a rotating disc is rotatably mounted on the outer side of the mounting rack, a mounting block is mounted on the circumferential side of the rotating disc, and a scraper is mounted on the mounting block; the mounting plate is arranged on the inner wall of the flue gas pipe, and a motor is arranged on the mounting plate; the linkage assembly is installed on the installation frame and acts on the rotating disc, and the motor is connected with the linkage assembly. According to the invention, when smoke circulates in the smoke pipe, the output shaft of the motor rotates, the rotating disc is driven to rotate through the linkage assembly, the scraper plate rotates along the axis direction of the rotating disc, one end of the scraper plate contacts with the inner wall of the smoke pipe when the scraper plate rotates, dust, particulate matters and the like on the inner wall of the smoke pipe are scraped, and the inner wall of the smoke pipe is prevented from caking.
Description
Technical Field
The invention belongs to the technical field of flue gas filtration, and particularly relates to a flue gas filtering device.
Background
To dusty flue gas, in long-term work, the dust in the partial flue gas can be attached to the flue gas pipe inner wall, can form the caking after flue gas pipe inner wall accumulation a certain amount of dust, and when the flue gas passes through the flue gas pipe, partial dust and particulate matter can be attached to the caking, make the caking bigger and bigger, after the caking has a certain size, can drop by oneself and circulate together with the flue gas, fall on the filter bag at last to cause the filter bag to block up. The existing filter bag needs to be replaced or cleaned frequently, and is inconvenient to use. Therefore, the application provides a flue gas filtering device to solve the defects of the prior art.
Disclosure of Invention
In order to solve the problems in the prior art, the invention aims to provide a smoke filtering device.
In order to achieve the purpose and achieve the technical effect, the invention adopts the technical scheme that:
a flue gas filtering device comprising:
a flue gas pipe;
the mounting rack is mounted on the inner wall of the flue gas pipe, a rotating disc coaxial with the flue gas pipe is rotatably mounted on the outer side of the mounting rack, a mounting block is mounted on the circumferential side of the rotating disc, and a scraper for cleaning the inner wall of the flue gas pipe is mounted on the mounting block;
the mounting plate is mounted on the inner wall of the flue gas pipe and is positioned in the direction, far away from the scraper, of the mounting frame, and a motor is mounted on the mounting plate;
the linkage assembly is installed on the mounting frame and acts on the rotating disc, the output shaft of the motor is connected with the linkage assembly, when the output shaft of the motor rotates, the rotating disc is driven to rotate along the axis of the rotating disc through the linkage assembly, and the driving scraper rotates along the axis direction of the rotating disc and is used for cleaning caking on the inner wall of the flue gas pipe.
Further, the interlock subassembly is including rotating the installation on the mounting bracket and with the coaxial first bevel gear of flue gas pipe, first bevel gear one end center department with motor output shaft, rotate through the bearing on the inner wall of mounting bracket and install the bull stick, bull stick one end install with first bevel gear forms the second bevel gear of meshing, the bull stick other end is located the mounting bracket outside and installs the third bevel gear, the rolling disc rotates to be installed the mounting bracket outside and one side be constructed have with the fourth bevel gear that the third bevel gear formed the meshing.
Further, the installation piece includes that one end sets firmly connecting block on the rolling disc, connecting block one side is opening and slidable mounting has the sliding block, the sliding block with install a plurality of springs between the connecting block, the scraper blade is installed on the sliding block.
Furthermore, a connecting plate is installed on the inner wall of the flue gas pipe, a connecting rod is installed on the connecting plate in the direction close to the scraper, a guide block is installed at one end of the connecting rod, and the other end of the connecting rod is connected to the outer periphery side of the guide block and can rotate along the outer periphery side of the guide block.
Furthermore, a guide groove is annularly formed on the circumferential side of each guide block, and sliding plates matched with the cross section of the guide grooves are formed on one side of a plurality of connecting blocks.
Further, the sliding block is close to one side of flue gas pipe inner wall seted up with the notch of scraper blade cross section looks adaptation, the one end of scraper blade is inserted and is established in the notch, the clamp plate is installed through the bolt to sliding block one side, the clamp plate with scraper blade one side forms contradict.
Further, the output shaft of the motor is provided with a fan positioned between the mounting frame and the mounting plate.
Further, the mounting frame, the mounting plate and the connecting plate are all mounted inside the flue gas pipe through bolts.
Further, an annular groove is formed in the outer sides of the mounting frame, the mounting plate and the connecting plate, and a sealing ring is mounted inside the annular groove.
Compared with the prior art, the invention has the beneficial effects that:
the invention discloses a smoke filtering device, which comprises: a flue gas pipe; the mounting rack is mounted on the inner wall of the flue gas pipe, a rotating disc coaxial with the flue gas pipe is rotatably mounted on the outer side of the mounting rack, a mounting block is mounted on the circumferential side of the rotating disc, and a scraper is mounted on the mounting block; the mounting plate is mounted on the inner wall of the flue gas pipe and is positioned in the direction, away from the scraper, of the mounting frame, and a motor is mounted on the mounting plate; the linkage assembly is installed on the mounting frame and acts on the rotating disc, an output shaft of the motor is connected with the linkage assembly, when the output shaft of the motor rotates, the rotating disc is driven to rotate along the axis of the rotating disc through the linkage assembly, and the driving scraper rotates along the axis direction of the rotating disc and is used for cleaning agglomerates on the inner wall of the flue gas pipe. According to the smoke filtering device provided by the invention, when smoke circulates in the smoke pipe, when the output shaft of the motor rotates, the rotating disc is driven to rotate through the linkage assembly, so that the scraper mounted on the mounting block rotates along the axis direction of the rotating disc, one end of the scraper contacts with the inner wall of the smoke pipe when the scraper rotates, dust, particulate matters and the like on the inner wall of the smoke pipe are scraped, and caking on the inner wall of the smoke pipe is prevented.
Drawings
FIG. 1 is a schematic overall perspective view of the present invention;
FIGS. 2-3 are exploded views of the internal structure of the present invention;
FIG. 4 is a schematic structural view of a mounting bracket and a rotating disk of the present invention;
FIG. 5 is a front view of the present invention;
FIG. 6 is a sectional view taken along line A-A of FIG. 5 in accordance with the present invention;
FIG. 7 is a top view of the present invention;
FIG. 8 is a cross-sectional view taken along line B-B of FIG. 7 in accordance with the present invention;
FIG. 9 is an enlarged view of a portion of the invention at C of FIG. 8;
wherein: 1. a flue gas pipe; 2. a mounting frame; 3. rotating the disc; 4. mounting blocks; 5. a squeegee; 6. mounting a plate; 7. a motor; 8. a linkage assembly; 9. a first bevel gear; 10. a rotating rod; 11. a second bevel gear; 12. a third bevel gear; 13. a fourth bevel gear; 14. a connecting plate; 15. a connecting rod; 16. a guide block; 17. connecting blocks; 18. a slider; 19. a notch; 20. pressing a plate; 21. a fan; 22. a guide groove; 23. a slide board.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.
In the description of the embodiments of the present invention, it should be noted that the terms "inside", "outside", "upper", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships conventionally arranged when products of the present invention are used, and are only used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements indicated must have specific orientations, be constructed in specific orientations, and operated, and thus, cannot be construed as limiting the present invention.
Example 1
As shown in fig. 1, fig. 2, fig. 4 and fig. 9, the present embodiment provides a flue gas filtering apparatus suitable for use in a thermal power plant, including: the flue gas pipe comprises a flue gas pipe 1, a mounting frame 2, a mounting plate 6 and a linkage component 8, wherein the mounting frame 2 is mounted on the inner wall of the flue gas pipe 1, a rotary disc 3 which is coaxial with the flue gas pipe 1 is rotatably mounted above the mounting frame 2, a mounting block 4 is mounted on the circumferential side of the rotary disc 3, a scraper 5 for cleaning the inner wall of the flue gas pipe 1 is mounted on the mounting block 4, the mounting plate 6 is mounted on the inner wall of the flue gas pipe 1 and is positioned in the direction far away from the scraper 5 of the mounting frame 2, a motor 7 is mounted on the mounting plate 6, the linkage component 8 is mounted on the mounting frame 2 and acts on the rotary disc 3, the output shaft of the motor 7 is connected with the linkage component 8, when the output shaft of the motor 7 rotates, the rotary disc 3 is driven to rotate along the axis of the motor through the linkage component 8, when flue gas circulates from the flue gas pipe 1, the output shaft of the motor 7 rotates, the rotary disc 3 is driven to rotate through the linkage component 8, so that the scraper 5 mounted on the mounting block 4 rotates along the axis direction of the rotary disc 3, when the scraper 5 rotates, one end of the scraper 5 contacts with the inner wall of the flue gas pipe 1, so that dust and particles on the inner wall of the flue gas pipe 1 are scraped, and the inner wall of the flue gas pipe 1 is prevented from caking.
As shown in fig. 2, 4, 7 and 9, the linkage assembly 8 includes a first bevel gear 9 rotatably mounted on the mounting frame 2 and coaxial with the flue gas pipe 1, the center of one end of the first bevel gear 9 is connected with the output shaft of the motor 7, a rotating rod 10 is rotatably mounted on the inner wall of the mounting frame 2 through a bearing, one end of the rotating rod 10 is mounted with a second bevel gear 11 meshed with the first bevel gear 9, the other end of the rotating rod 10 is located outside the mounting frame 2 and is mounted with a third bevel gear 12, the rotating disc 3 is rotatably mounted on the outside of the mounting frame 2 and is configured with a fourth bevel gear 13 meshed with the third bevel gear 12 on one side, the output shaft of the motor 7 rotates to drive the first bevel gear 9 to rotate, so that the second bevel gear 11 rotates, the rotating rod 10 drives the third bevel gear 12 to rotate, because the third bevel gear 12 is meshed with the fourth bevel gear 13, so that the turn disc 3 is turned and thereby the rotation of the squeegee 5 is achieved.
As shown in fig. 3 and 7, the installation block 4 includes a connection block 17 with one end fixed on the guide block 16, one side of the connection block 17 is provided with an opening and a sliding block 18, a plurality of springs are installed between the sliding block 18 and the connection block 17, the scraper 5 is installed on the sliding block 18, the scraper 5 can move towards the axis direction of the flue gas pipe 1 when the device is installed in the pipeline due to the design of the springs, thereby facilitating the installation of the device, the scraper 5 can be in horizontal contact with the inner wall of the flue gas pipe 1 due to the design of the springs, and a gap is prevented from being left between the scraper 5 and the flue gas pipe 1.
As shown in fig. 2, fig. 3, fig. 5, fig. 6 and fig. 7, a connecting plate 14 is mounted on the inner wall of the flue gas pipe 1, a connecting rod 15 is mounted on the connecting plate 14 in a direction close to the scraper 5, a guide block 16 is mounted at one end of the connecting rod 15, the other end of the connecting block 17 is connected to the outer peripheral side of the guide block 16 and can rotate along the outer surface of the guide block 16, and the guide block 16 is designed to reduce the shaking of the flue gas pipe 1 during rotation, so that the cleaning effect of the scraper 5 is improved.
As shown in fig. 7 and 9, the guide block 16 is provided with a guide groove 22 on the circumference side in a circular shape, and the plurality of connecting blocks 17 are provided with a sliding plate 23 on the side adapted to the cross section of the guide groove 22, the guide groove 22 and the sliding plate 23 being designed to make the scraper 5 more smooth when rotating.
As shown in fig. 3, a notch 19 matched with the cross section of the scraper 5 is formed in one side of the sliding block 18 close to the inner wall of the flue gas pipe 1, one end of the scraper 5 is inserted into the notch 19, a pressing plate 20 is installed on one side of the sliding block 18 through a bolt, the pressing plate 20 is abutted against one side of the scraper 5, the pressing plate 20 is abutted against the scraper 5, the scraper 5 can be fixed in the notch 19, and the scraper 5 is prevented from being separated from the notch 19 when rotating.
As shown in fig. 3 and 7, a fan 21 is installed on the output shaft of the motor 7 between the mounting frame 2 and the mounting plate 6, and the design of the fan 21 can improve the circulation of the flue gas inside the flue gas pipe 1.
As shown in fig. 1, 2 and 4, the mounting bracket 2, the mounting plate 6 and the connecting plate 14 are all installed inside the flue gas pipe 1 through bolts, as shown in fig. 2, a plurality of convex blocks are arranged outside the flue gas pipe 1, and countersunk holes are formed in the convex blocks and used for placing screws, when the device needs to be disassembled and overhauled, the screws on the flue gas pipe 1 can be unscrewed to draw out the device.
As shown in fig. 2, 4, 8 and 9, annular grooves are formed in the outer sides of the mounting frame 2, the mounting plate 6 and the connecting plate 14, sealing rings are mounted inside the annular grooves, and the design of the sealing rings can prevent smoke from flowing out of a countersunk hole in the flue gas pipe 1.
The parts of the invention not specifically described can be realized by adopting the prior art, and the details are not described herein.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes performed by the present specification and drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (9)
1. A flue gas filtering device, comprising:
a flue gas duct (1);
the flue gas pipe scraper mounting structure comprises a mounting rack (2), wherein the mounting rack (2) is mounted on the inner wall of a flue gas pipe (1), a rotating disc (3) coaxial with the flue gas pipe (1) is rotatably mounted on the outer side of the mounting rack (2), a mounting block (4) is mounted on the circumferential side of the rotating disc (3), and a scraper blade (5) is mounted on the mounting block (4);
the mounting plate (6) is mounted on the inner wall of the flue gas pipe (1) and is positioned in the direction, away from the scraper (5), of the mounting frame (2), and a motor (7) is mounted on the mounting plate (6);
linkage subassembly (8), install linkage subassembly (8) on mounting bracket (2) and act on rolling disc (3), the output shaft of motor (7) with linkage subassembly (8) are connected, work as when the output shaft of motor (7) rotates, through linkage subassembly (8) drive rolling disc (3) are rotated along self axis, and drive scraper blade (5) are rotated along the axis direction of rolling disc (3), are used for clearing up the caking of flue gas pipe (1) inner wall.
2. The flue gas filtering device according to claim 1, wherein the linkage component (8) comprises a first bevel gear (9) which is rotatably mounted on the mounting frame (2) and is coaxial with the flue gas pipe (1), the center of one end of the first bevel gear (9) is connected with the output shaft of the motor (7), a rotating rod (10) is rotatably arranged on the inner wall of the mounting rack (2) through a bearing, one end of the rotating rod (10) is provided with a second bevel gear (11) which is meshed with the first bevel gear (9), the other end of the rotating rod (10) is positioned outside the mounting rack (2) and is provided with a third bevel gear (12), the rotating disc (3) is rotatably arranged on the outer side of the mounting frame (2) and is provided with a fourth bevel gear (13) meshed with the third bevel gear (12) on one side.
3. The smoke filtering device according to claim 1, wherein the mounting block (4) comprises a connecting block (17) with one end fixed on the rotating disc (3), one side of the connecting block (17) is provided with an opening and is provided with a sliding block (18) in a sliding manner, the other end of the connecting block (17) is connected to the outer periphery side of a guide block (16) in the smoke pipe (1) and rotates along the outer surface of the guide block (16), a plurality of springs are mounted between the sliding block (18) and the connecting block (17), and the scraper (5) is mounted on the sliding block (18).
4. A flue gas filtering device according to claim 3, wherein a connecting plate (14) is installed on the inner wall of the flue gas pipe (1), a connecting rod (15) is installed on the connecting plate (14) in the direction close to the scraper (5), and a guide block (16) is installed at one end of the connecting rod (15).
5. A smoke filter device according to claim 4, wherein said guide block (16) is provided with a guide groove (22) in a circular shape on the circumferential side, and said connecting block (17) is provided with a sliding plate (23) adapted to the cross section of said guide groove (22) on the side.
6. The flue gas filtering device according to claim 1, wherein a notch (19) matched with the cross section of the scraper (5) is formed in one side, close to the inner wall of the flue gas pipe (1), of the sliding block (18), one end of the scraper (5) is inserted into the notch (19), a pressing plate (20) is installed on one side of the sliding block (18) through a bolt, the pressing plate (20) and the scraper (5) form interference, and the scraper (5) is fixed in the notch (19).
7. A flue gas filtering device according to claim 1, wherein the output shaft of the motor (7) is provided with a fan (21) arranged between the mounting frame (2) and the mounting plate (6).
8. A flue gas filtering device according to claim 1, wherein the mounting frame (2), the mounting plate (6) and the connecting plate (14) are all mounted inside the flue gas duct (1) by bolts.
9. The flue gas filtering device according to claim 1, wherein annular grooves are formed in the outer sides of the mounting frame (2), the mounting plate (6) and the connecting plate (14), and a sealing ring is mounted in each annular groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110654119.0A CN113350904A (en) | 2021-06-11 | 2021-06-11 | Flue gas filtering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110654119.0A CN113350904A (en) | 2021-06-11 | 2021-06-11 | Flue gas filtering device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113350904A true CN113350904A (en) | 2021-09-07 |
Family
ID=77534185
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110654119.0A Pending CN113350904A (en) | 2021-06-11 | 2021-06-11 | Flue gas filtering device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113350904A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117046235A (en) * | 2023-10-12 | 2023-11-14 | 河南天利热工装备股份有限公司 | Hot flue gas treatment device for industrial furnace |
-
2021
- 2021-06-11 CN CN202110654119.0A patent/CN113350904A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117046235A (en) * | 2023-10-12 | 2023-11-14 | 河南天利热工装备股份有限公司 | Hot flue gas treatment device for industrial furnace |
| CN117046235B (en) * | 2023-10-12 | 2024-01-30 | 河南天利热工装备股份有限公司 | Hot flue gas treatment device for industrial furnace |
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