CN216554505U - Anticorrosive explosion-proof centrifugal fan - Google Patents
Anticorrosive explosion-proof centrifugal fan Download PDFInfo
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- CN216554505U CN216554505U CN202122505857.7U CN202122505857U CN216554505U CN 216554505 U CN216554505 U CN 216554505U CN 202122505857 U CN202122505857 U CN 202122505857U CN 216554505 U CN216554505 U CN 216554505U
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Abstract
The utility model discloses an anti-corrosion and anti-explosion centrifugal fan which comprises a rack and a fan volute, wherein the fan volute is arranged in the rack, an air inlet groove is formed in one side, close to an air inlet, of the rack, a through hole is formed in one side, away from the air inlet, of the fan volute, a mounting plate is arranged on the through hole, a driving motor is arranged on one side, away from the fan volute, of the mounting plate, an impeller is arranged in the fan volute, an output shaft of the driving motor penetrates through the mounting plate to be connected with the impeller, an air outlet groove is formed in one side of the rack, a filtering grid is arranged on the air inlet groove and comprises an installation frame and grid strips, the installation frame is arranged on the outer side of the air inlet groove, and the grid strips are vertically arranged in the installation frame. According to the utility model, through the detachable fan volute and the drive motor, workers can clean the fan more conveniently, and internal abrasion and burst after long-time use are avoided.
Description
Technical Field
The utility model relates to the technical field of centrifugal fans, in particular to an anti-corrosion and anti-explosion centrifugal fan.
Background
The centrifugal fan is a driven fluid machine which increases the pressure of gas and discharges the gas by means of input mechanical energy. Centrifugal fans are widely used in ventilation, dust removal and cooling of factories, mines, tunnels, cooling towers, vehicles, ships and buildings; ventilation and draught of boilers and industrial furnaces; cooling and ventilation in air conditioning equipment and household appliances; drying and selecting grains; wind tunnel wind source and air cushion boat inflation and propulsion.
When the existing centrifugal fan is used in a place containing a large amount of dust, the dust in the gas can be continuously attached to the inner wall of the volute, and the impeller and the accumulated dust can rub for a long time, so that the impeller is burst, and the use is unsafe.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an anticorrosive and explosion-proof centrifugal fan, which is made of glass fiber reinforced plastic, is a good anticorrosive material, has better resistance to atmosphere, water, acid, alkali, salt with common concentration and various oils and solvents, has an anticorrosive effect, is more convenient to take out when the fan volute detachably connected with a rack needs to be cleaned, blocks some larger impurities through grid bars, and blocks some fine flocks and dust through blocking nets, ensures the cleanness and tidiness of the impeller and the interior of the fan volute, avoids impeller abrasion, takes down a mounting plate and a driving motor after the fan volute is used for a long time, cleans the fan volute and the impeller, avoids abrasion and explosion of the impeller caused by excessive dust in the fan volute, and prolongs the service life of the fan volute and the impeller.
The technical purpose of the utility model is realized by the following technical scheme: an anti-corrosion and anti-explosion centrifugal fan comprises a frame and a fan volute, wherein the fan volute is arranged in the frame, and is characterized in that the fan volute is detachably connected with the frame, an air inlet groove is formed in one side, close to the fan volute, of the frame, a through hole is formed in one side, away from the air inlet, of the fan volute, a mounting plate is arranged on the through hole and detachably connected with the fan volute, a driving motor is arranged on one side, away from the fan volute, of the mounting plate, an impeller is arranged in the fan volute, an output shaft of the driving motor penetrates through the mounting plate and is connected with the impeller, an air outlet groove is formed in one side of the frame, a filter grid is arranged on the air inlet groove and comprises a mounting frame and grid strips, the mounting frame is arranged on the outer side of the air inlet groove, the grid strips are a plurality of in number, and the grid strips are vertically arranged in the mounting frame, the grid bars are obliquely arranged, and the fan volute is made of glass steel.
Through the technical scheme, the glass fiber reinforced plastic material is good corrosion-resistant material, to atmosphere, water and the acid of general concentration, alkali, salt and multiple oils and solvent all have better resistance, the fan spiral case of making with the glass fiber reinforced plastic material has anticorrosive effect, can dismantle the fan spiral case of being connected with the frame and conveniently take out when needs clearance, block impurity through the grid strip, avoid impurity to get into inside the fan spiral case, guarantee the inside clean and tidy nature of impeller and fan spiral case, avoid impeller wearing and tearing, take off mounting panel and driving motor after the fan spiral case uses for a long time, clear up fan spiral case and impeller, avoid the inside dust of fan spiral case too much to lead to impeller wearing and tearing to burst, prolong the life of fan spiral case and impeller.
The utility model is further configured to: the outside of mounting panel is provided with the extension board, a plurality of through-holes have been seted up to the outside equidistance of extension board, a plurality of screw holes have been seted up with the corresponding position department of through-hole to fan spiral case, be provided with fixing bolt between through-hole and the screw hole.
Through above-mentioned technical scheme, fixed through fixing bolt, it is more convenient when the dismouting.
The utility model is further configured to: the air outlet groove is provided with a fixed frame, and a filter plate is arranged between the fixed frame and the rack.
Through above-mentioned technical scheme, the filter can filter the wind of going out among the centrifugal fan, avoids causing the influence to the air quality.
The utility model is further configured to: the fixing frame is provided with a hollow groove above, and one side of the filter plate close to the hollow groove is provided with a protruding pull block.
Through above-mentioned technical scheme, use the outstanding piece that draws can conveniently take out the filter more, conveniently washs inside.
The utility model is further configured to: the improved multifunctional clothes hanger is characterized in that a cover plate is arranged above the rack, a rotating shaft is arranged at one end of the cover plate, and the cover plate is rotatably connected with the rack through the rotating shaft.
Through above-mentioned technical scheme, the apron can prevent that the dust from falling on the fan spiral case, guarantees the clean and tidy nature of fan spiral case.
The utility model is further configured to: and an anticorrosive layer is coated on the outer wall of the fan volute.
Through above-mentioned technical scheme, avoid the fan spiral case to receive the corruption after long-time the use.
The utility model is further configured to: the fan volute is characterized in that protruding blocks are vertically arranged at two ends of the outer walls of two sides of the fan volute and are L-shaped, clamping blocks are arranged at four corners of the inner wall of the rack, clamping grooves are formed in the clamping blocks, and the protruding blocks are embedded in the clamping grooves.
Through above-mentioned technical scheme, the cooperation of outstanding piece and fixture block makes fan spiral case and frame be connected inseparabler, need take out the fan spiral case in the frame simultaneously and clear up the time only need outwards pull out can, easy operation is convenient, saves staff's time.
Drawings
FIG. 1 is a first schematic structural diagram of the present invention;
FIG. 2 is a second schematic structural view of the present invention;
FIG. 3 is a front view of the present invention;
fig. 4 is a cross-sectional view taken along the line B-B of fig. 3 in accordance with the present invention.
The reference numbers in the figures mean: 1. a frame; 2. a fan volute; 3. mounting a plate; 4. a drive motor; 5. an impeller; 6. a mounting frame; 7. grid bars; 8. an extension plate; 9. fixing the bolt; 10. a fixed mount; 11. a filter plate; 12. a protruding pull block; 13. a cover plate; 14. a protruding block; 15. and (7) clamping blocks.
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model.
The present invention is explained below with reference to fig. 1 to 4.
As shown in fig. 1, 2 and 4, an anti-corrosion and anti-explosion centrifugal fan comprises a frame 1 and a fan volute 2, wherein the fan volute 2 is arranged in the frame 1. The blower volute 2 is made of glass steel. The glass fiber reinforced plastic material is a good corrosion-resistant material, has good resistance to atmosphere, water, acid, alkali, salt with common concentration, various oils and solvents, and the fan volute 2 made of the glass fiber reinforced plastic material has a corrosion-resistant effect. The outer wall of the fan volute 2 is coated with an anticorrosive layer, so that the fan volute 2 is prevented from being corroded after being used for a long time, one side, away from the air inlet, of the fan volute 2 is provided with a through hole, and the through hole is provided with the mounting plate 3. And a driving motor 4 is arranged on one side of the mounting plate 3, which is far away from the fan volute 2. The outside of mounting panel 3 is provided with extension board 8, and a plurality of through-holes have been seted up to extension board 8's outside equidistance. The fan volute 2 is provided with a plurality of threaded holes at positions corresponding to the through holes, and fixing bolts 9 are arranged between the through holes and the threaded holes. Make mounting panel 3 and fan spiral case 2 be connected through fixing bolt 9, it is also more convenient when installation and dismantlement, it is also more convenient to wash when the inside dust of fan spiral case 2 is more. An impeller 5 is arranged in the fan volute 2, and an output shaft of the driving motor 4 penetrates through the mounting plate 3 to be connected with the impeller 5.
As shown in fig. 1, in this embodiment, an air outlet slot is formed in one side of the rack 1, a filtering grille is arranged on the air inlet slot, the filtering grille includes a mounting frame 6 and a grille strip 7, and the mounting frame 6 is arranged outside the air inlet slot. The quantity of grid 7 is a plurality of, and the vertical range of a plurality of grid 7 is in installation frame 6, and grid 7 slopes to set up, filters external impurity through grid 7, avoids impurity to lead to impeller 5 impaired in getting into fan spiral case 2. The position of the air outlet groove is provided with a fixed mount 10, and a filter plate 11 is arranged between the fixed mount 10 and the frame 1. Some impurities in the filtered air avoid influencing the air quality. The fixing frame 10 is provided with a hollow groove, and one side of the filter plate 11 close to the hollow groove is provided with a protruding pull block 12. The filter plate 11 is taken out through the protruding pull block 12 for convenient cleaning.
As shown in fig. 4, in this embodiment, the blower volute 2 is disposed in the frame 1, the two ends of the outer wall of the blower volute 2 are both vertically provided with the protruding blocks 14, and the protruding blocks 14 are L-shaped. Four corners of the inner wall of the rack 1 are provided with clamping blocks 15, clamping grooves are formed in the clamping blocks 15, the protruding blocks 14 are embedded in the clamping grooves, and the rack 1 limits the protruding blocks 14 and the fan volute 2 through the clamping grooves in the clamping blocks 15. The cover plate 13 is arranged above the frame 1, so that dust can be prevented from falling onto the fan volute 2, and the cleanness and tidiness of the outside of the fan volute 2 are guaranteed. One end of the cover plate 13 is provided with a rotating shaft, the cover plate 13 is rotatably connected with the rack 1 through the rotating shaft, and the fan volute 2 can be taken out by opening the cover plate 13, so that the fan volute is more convenient.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and those modifications and variations assumed in the above are also considered to be within the protective scope of the present invention.
Claims (7)
1. An anticorrosive and explosion-proof centrifugal fan comprises a rack (1) and a fan volute (2), wherein the fan volute (2) is arranged in the rack (1), and is characterized in that the fan volute (2) is detachably connected with the rack (1), an air inlet groove is formed in one side, close to the fan volute (2), of the air inlet of the rack (1), a through hole is formed in one side, away from the air inlet, of the fan volute (2), a mounting plate (3) is arranged on the through hole, the mounting plate (3) is detachably connected with the fan volute (2), a driving motor (4) is arranged on one side, away from the fan volute (2), of the mounting plate (3), an impeller (5) is arranged in the fan volute (2), an output shaft of the driving motor (4) penetrates through the mounting plate (3) to be connected with the impeller (5), and an air outlet groove is formed in one side of the rack (1), be provided with filtering grid on the intake stack, filtering grid includes installation frame (6) and grid strip (7), the outside of intake stack is located in installation frame (6), the quantity of grid strip (7) is a plurality of, and is a plurality of the vertical range of grid strip (7) is in installation frame (6), grid strip (7) slope sets up, fan spiral case (2) are made for the glass steel material.
2. An anti-corrosion and anti-explosion centrifugal fan according to claim 1, which is characterized in that: the outside of mounting panel (3) is provided with extension board (8), a plurality of through-holes have been seted up to the outside equidistance of extension board (8), a plurality of screw holes have been seted up with the corresponding position department of through-hole in fan spiral case (2), be provided with fixing bolt (9) between through-hole and the screw hole.
3. An anti-corrosion and anti-explosion centrifugal fan according to claim 1, which is characterized in that: a fixing frame (10) is arranged at the position of the air outlet groove, and a filter plate (11) is arranged between the fixing frame (10) and the rack (1).
4. An anti-corrosion and anti-explosion centrifugal fan according to claim 3, which is characterized in that: an empty groove is formed above the fixing frame (10), and a protruding pull block (12) is arranged on one side, close to the empty groove, of the filter plate (11).
5. An anti-corrosion and anti-explosion centrifugal fan according to claim 1, which is characterized in that: frame (1) top is provided with apron (13), the one end of apron (13) is provided with the pivot, apron (13) are through pivot and frame (1) swivelling joint.
6. An anti-corrosion and anti-explosion centrifugal fan according to claim 1, which is characterized in that: and an anticorrosive layer is coated on the outer wall of the fan volute (2).
7. An anti-corrosion and anti-explosion centrifugal fan according to claim 1, which is characterized in that: the fan volute is characterized in that protruding blocks (14) are vertically arranged at two ends of outer walls of two sides of the fan volute (2), the protruding blocks (14) are L-shaped, clamping blocks (15) are arranged at four corners of the inner wall of the rack (1), clamping grooves are formed in the clamping blocks (15), and the protruding blocks (14) are embedded in the clamping grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122505857.7U CN216554505U (en) | 2021-10-18 | 2021-10-18 | Anticorrosive explosion-proof centrifugal fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122505857.7U CN216554505U (en) | 2021-10-18 | 2021-10-18 | Anticorrosive explosion-proof centrifugal fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216554505U true CN216554505U (en) | 2022-05-17 |
Family
ID=81567098
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122505857.7U Active CN216554505U (en) | 2021-10-18 | 2021-10-18 | Anticorrosive explosion-proof centrifugal fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216554505U (en) |
-
2021
- 2021-10-18 CN CN202122505857.7U patent/CN216554505U/en active Active
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