CN219932493U - Boiler induced draft fan with regulatory function - Google Patents
Boiler induced draft fan with regulatory function Download PDFInfo
- Publication number
- CN219932493U CN219932493U CN202321039865.XU CN202321039865U CN219932493U CN 219932493 U CN219932493 U CN 219932493U CN 202321039865 U CN202321039865 U CN 202321039865U CN 219932493 U CN219932493 U CN 219932493U
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- China
- Prior art keywords
- fixedly connected
- induced draft
- draft fan
- side wall
- lateral wall
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- 230000009711 regulatory function Effects 0.000 title claims description 5
- 241000886569 Cyprogenia stegaria Species 0.000 claims abstract description 23
- 230000006870 function Effects 0.000 claims description 13
- 230000002146 bilateral effect Effects 0.000 claims description 11
- 239000000428 dust Substances 0.000 claims description 9
- 230000002159 abnormal effect Effects 0.000 claims description 6
- 241000883990 Flabellum Species 0.000 claims description 4
- 230000001105 regulatory effect Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model relates to the technical field of boiler induced fans and discloses a boiler induced fan with an adjusting function, which comprises an induced fan shell, wherein a fixed plate is fixedly connected inside the induced fan shell, a chute plate which is vertically symmetrical is fixedly connected to the rear side wall of the fixed plate, a baffle which is horizontally symmetrical is slidingly connected between the chute plates, a first fixed column is fixedly connected to the rear side wall of the baffle which is horizontally symmetrical, a second fixed column is fixedly connected to the rear side wall of the baffle, and one side of the first fixed column is rotatably connected with a first connecting plate. According to the utility model, through the cooperation among the fixed plate, the chute plate, the baffle, the first fixed column, the second fixed column, the first connecting plate, the special-shaped ruler plate, the first connecting column, the second connecting column and the second connecting plate, the effect of controlling the air output is achieved, the problem that part of equipment is inconvenient to control the air output of the boiler induced draft fan during working is solved, and the practicability of the equipment is improved.
Description
Technical Field
The utility model relates to the technical field of boiler induced fans, in particular to a boiler induced fan with an adjusting function.
Background
When the boiler works, a boiler induced draft fan is needed, the induced draft fan generates negative pressure through rotation of an impeller, and then air is extracted from the system, the induced draft fan is generally arranged at the tail end of the boiler and used for extracting hot flue gas in a hearth, and the induced draft fan is widely used for ventilation, dust removal and cooling of factories, mines, tunnels, cooling towers, vehicles, ships and buildings.
The existing partial equipment is inconvenient to control the air output of the boiler induced draft fan during working, impurities often enter the boiler induced draft fan in the air inlet process, the impeller on the inner side of the induced draft fan is easy to damage, and meanwhile, after smoke is extracted for a long time, the filter screen is inconvenient to clean.
Disclosure of Invention
The utility model aims to solve the defects in the prior art, and provides a boiler induced draft fan with an adjusting function.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a boiler draught fan with regulatory function, includes the draught fan shell, the inside fixedly connected with fixed plate of draught fan shell, the fixed plate back lateral wall fixedly connected with bilateral symmetry's draw runner board, bilateral symmetry about the fixed plate the sliding connection has bilateral symmetry's baffle between the draw runner board, bilateral symmetry the equal fixedly connected with first fixed column of baffle back lateral wall, the equal fixedly connected with second fixed column of baffle back lateral wall, the equal one side of being connected with first connecting plate of rotation of first fixed column lateral wall, the equal one side of being connected with abnormal shape chi board of second fixed column lateral wall, the equal fixedly connected with bilateral symmetry's of fixed plate back lateral wall first connecting column, the equal swivelling joint of opposite side of first connecting plate is on first connecting column, the equal swivelling joint of opposite side of abnormal shape chi board is on the second connecting column, left side first connecting plate fixedly connected with second connecting plate.
As a further description of the above technical solution:
the second connecting plate penetrates through the side wall of the induced draft fan shell and extends to the outside, and the side wall of the induced draft fan shell is provided with an arc-shaped groove.
As a further description of the above technical solution:
the inside rotation of draught fan shell is connected with the swivel post, swivel post lateral wall fixedly connected with flabellum.
As a further description of the above technical solution:
the air inlet pipe is fixedly connected to the front side wall of the induced draft fan shell, and the bottom wall of the induced draft fan shell is fixedly connected with a plurality of brackets.
As a further description of the above technical solution:
the back side wall of the induced draft fan shell is fixedly connected with a fixed block, and the top wall of the fixed block is provided with a motor.
As a further description of the above technical solution:
the rotary column penetrates through the rear side wall of the induced draft fan shell and is fixedly connected to the output end of the motor.
As a further description of the above technical solution:
the front side wall of the air inlet pipe is provided with a plurality of grooves, the front side of the air inlet pipe is provided with a fixed ring, and the rear side wall of the fixed ring is fixedly connected with a plurality of sliding columns.
As a further description of the above technical solution:
the side wall of the sliding column is connected with a dust screen in a sliding manner, and the sliding column is connected to the air inlet pipe in a sliding manner.
The utility model has the following beneficial effects:
1. according to the utility model, firstly, the effect of controlling the air output is achieved through the cooperation among the fixed plate, the chute plate, the baffle, the first fixed column, the second fixed column, the first connecting plate, the special-shaped ruler plate, the first connecting column, the second connecting column and the second connecting plate, the problem that part of equipment is inconvenient to control the air output of the boiler induced draft fan during working is solved, and the practicability of the equipment is improved.
2. According to the utility model, through the cooperation among the grooves, the fixing rings, the sliding columns, the dustproof net and the air inlet pipe, the effect of convenient disassembly is achieved, the problem that part of equipment is inconvenient to clean the filter screen is solved, and the working efficiency of the filter screen during disassembly and cleaning is improved.
Drawings
FIG. 1 is a schematic perspective view of a boiler induced draft fan with adjusting function according to the present utility model;
FIG. 2 is a schematic diagram of a baffle structure of a boiler induced draft fan with adjusting function according to the present utility model;
FIG. 3 is a schematic diagram of the inside of a shell of a boiler induced draft fan with adjusting function;
fig. 4 is a schematic diagram of a shell structure of a draught fan with a boiler draught fan with an adjusting function.
Legend description:
1. an induced draft fan shell; 2. a fixing plate; 3. a chute plate; 4. a baffle; 5. a first fixing column; 6. a second fixing column; 7. a first connection plate; 8. a special-shaped ruler plate; 9. a first connection post; 10. a second connection post; 11. a second connecting plate; 12. an arc-shaped groove; 13. a rotating column; 14. a fan blade; 15. an air inlet pipe; 16. a bracket; 17. a fixed block; 18. a motor; 19. a groove; 20. a fixing ring; 21. a spool; 22. a dust-proof net.
Detailed Description
The following description of the embodiments of the present utility model 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 utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, one embodiment provided by the present utility model is: the utility model provides a boiler draught fan with regulatory function, including draught fan shell 1, the inside fixedly connected with fixed plate 2 of draught fan shell 1, the fixed plate 2 back lateral wall fixedly connected with upper and lower symmetrical draw runner plate 3, sliding connection has bilateral symmetry's baffle 4 between the draw runner plate 3 of upper and lower symmetry, bilateral symmetry baffle 4 back lateral wall equal fixedly connected with first fixed column 5, baffle 4 back lateral wall equal fixedly connected with second fixed column 6, the equal one side of first connecting plate 7 of rotation connection of first fixed column 5 lateral wall, the equal one side of rotation connection of second fixed column 6 lateral wall abnormal shape chi board 8, fixed plate 2 back lateral wall fixedly connected with bilateral symmetry's first spliced pole 9, fixed plate 2 back lateral wall equal fixedly connected with bilateral symmetry's second spliced pole 10, the equal rotation connection of the opposite side of first connecting plate 7 is on first spliced pole 9, the equal rotation connection of opposite side of abnormal shape chi board 8 is on second spliced pole 10, the equal rotation connection of left side first connecting plate 8 bottom intermeshing, left side first connecting plate 7 fixed connection has second connecting plate 11, when the equal rotation of left side first connecting plate 7 is connected with one side of first connecting plate 7, drive the big side of left side and right side 3 when the fixed plate 2 moves big side and moves big end of 3, so the fixed plate of the air intake, the big and small side of the fixed plate is moved, the effect is adjusted.
The second connecting plate 11 runs through draught fan housing 1 lateral wall and extends to outside, draught fan housing 1 lateral wall is provided with arc wall 12, can make it remove in arc wall 12 through pushing down second connecting plate 11, drive left first connecting plate 7 and rotate on left first spliced pole 9, draught fan housing 1 inside rotates and is connected with rotor post 13, rotor post 13 lateral wall fixedly connected with flabellum 14, draught fan housing 1 front wall fixedly connected with air-supply line 15, rotor post 13 rotates and drives flabellum 14 and rotate, inhale the inside with the air through air-supply line 15, draught fan housing 1 diapire fixedly connected with a plurality of supports 16, draught fan housing 1 back lateral wall fixedly connected with fixed block 17, the fixed block 17 roof is provided with motor 18, rotor post 13 runs through draught fan housing 1 back lateral wall and fixedly connected with is on the output of motor 18, motor 18 drives rotor post 13 and rotates, air-supply line 15 front lateral wall is provided with a plurality of recesses 19, the front side of air-supply line 15 is provided with solid fixed ring 20, solid fixed ring 20 back lateral wall fixedly connected with a plurality of slide posts 21, slide post 21 lateral wall sliding connection has dust screen 22, dust screen 22 can prevent that dust screen 22 from damaging the inside the air-supply line 15, prevent that dust from entering inside the device from sliding on the air-supply line 21.
Working principle: when the equipment is required to work, the motor 18 is started to drive the fan blades 14 on the rotating column 13 to rotate, air is sucked into the equipment through the air inlet pipe 15, the dust screen 22 on the air inlet pipe 15 can block impurities outside, dust and impurities are prevented from entering the equipment, damage is caused to the internal structure, when the air suction quantity is too large, the second connecting plate 11 can be pressed downwards to enable the second connecting plate 11 to move in the arc-shaped groove 12, the left first connecting plate 7 is driven to rotate on the left first connecting column 9, and the left fixed plate 2 is driven to slide in the chute plate 3 because the other side of the first connecting column 9 is connected to the left fixed plate 2, and the special-shaped ruler plate 8 connected to the left fixed plate 2 is meshed with the special-shaped ruler plate 8 connected to the right fixed plate 2, so that the right fixed plate 2 can also follow the movement when the left fixed plate 2 moves, the size of the air inlet is regulated, and the air quantity is controlled.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (8)
1. The utility model provides a boiler draught fan with regulatory function, includes draught fan shell (1), its characterized in that: inside fixedly connected with fixed plate (2) of draught fan shell (1), fixed plate (2) back lateral wall fixedly connected with is symmetrical draw runner board (3) from top to bottom, the symmetry about sliding connection's between draw runner board (3) baffle (4), bilateral symmetry baffle (4) the equal fixedly connected with of lateral wall first spliced pole (5) behind baffle (4), the equal fixedly connected with second spliced pole (6) of lateral wall behind baffle (4), the equal one side of being connected with first connecting plate (7) of first spliced pole (5) lateral wall, the equal one side of being connected with abnormal shape chi board (8) of second spliced pole (6) lateral wall rotation, the equal fixedly connected with of lateral wall first spliced pole (9) of bilateral symmetry behind fixed plate (2), the equal swivelling joint of opposite side of first spliced pole (7) is on first spliced pole (9), the opposite side of abnormal shape chi board (8) is rotated and is connected with on first spliced pole (11) of first connecting plate (11).
2. The boiler induced draft fan with adjusting function according to claim 1, wherein: the second connecting plate (11) penetrates through the side wall of the induced draft fan shell (1) and extends to the outside, and an arc-shaped groove (12) is formed in the side wall of the induced draft fan shell (1).
3. The boiler induced draft fan with adjusting function according to claim 1, wherein: the inside rotation of draught fan shell (1) is connected with swivel post (13), swivel post (13) lateral wall fixedly connected with flabellum (14).
4. The boiler induced draft fan with adjusting function according to claim 1, wherein: the air inlet pipe (15) is fixedly connected to the front side wall of the induced draft fan shell (1), and a plurality of brackets (16) are fixedly connected to the bottom wall of the induced draft fan shell (1).
5. The boiler induced draft fan with adjusting function according to claim 1, wherein: the draught fan is characterized in that a fixed block (17) is fixedly connected to the rear side wall of the draught fan shell (1), and a motor (18) is arranged on the top wall of the fixed block (17).
6. A boiler induced draft fan with a regulating function according to claim 3 wherein: the rotary column (13) penetrates through the rear side wall of the induced draft fan shell (1) and is fixedly connected to the output end of the motor (18).
7. The boiler induced draft fan with adjusting function according to claim 4, wherein: the front side wall of the air inlet pipe (15) is provided with a plurality of grooves (19), the front side of the air inlet pipe (15) is provided with a fixed ring (20), and the rear side wall of the fixed ring (20) is fixedly connected with a plurality of sliding columns (21).
8. The boiler induced draft fan with adjusting function according to claim 7, wherein: the side wall of the sliding column (21) is connected with a dust screen (22) in a sliding manner, and the sliding column (21) is connected to the air inlet pipe (15) in a sliding manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321039865.XU CN219932493U (en) | 2023-05-04 | 2023-05-04 | Boiler induced draft fan with regulatory function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321039865.XU CN219932493U (en) | 2023-05-04 | 2023-05-04 | Boiler induced draft fan with regulatory function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219932493U true CN219932493U (en) | 2023-10-31 |
Family
ID=88485831
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321039865.XU Active CN219932493U (en) | 2023-05-04 | 2023-05-04 | Boiler induced draft fan with regulatory function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219932493U (en) |
-
2023
- 2023-05-04 CN CN202321039865.XU patent/CN219932493U/en active Active
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| GR01 | Patent grant |