CN221322877U - Pipeline centrifugal fan - Google Patents
Pipeline centrifugal fan Download PDFInfo
- Publication number
- CN221322877U CN221322877U CN202323174366.4U CN202323174366U CN221322877U CN 221322877 U CN221322877 U CN 221322877U CN 202323174366 U CN202323174366 U CN 202323174366U CN 221322877 U CN221322877 U CN 221322877U
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- plate
- wall
- fixed sleeve
- air inlet
- motor
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- 238000009423 ventilation Methods 0.000 claims abstract description 44
- 230000007246 mechanism Effects 0.000 claims abstract description 21
- 238000004140 cleaning Methods 0.000 claims abstract description 18
- 238000007789 sealing Methods 0.000 claims description 25
- 230000005540 biological transmission Effects 0.000 claims description 6
- 238000001914 filtration Methods 0.000 claims description 3
- 238000007599 discharging Methods 0.000 claims 1
- 239000012535 impurity Substances 0.000 abstract description 9
- 230000009471 action Effects 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 230000007547 defect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model discloses a pipeline centrifugal fan, which relates to the technical field of pipeline fans and comprises a device body and an air inlet mechanism, wherein the air inlet mechanism comprises a fixed sleeve, a first ventilating plate is arranged on the inner wall of one side of the fixed sleeve, a second ventilating plate is arranged on the inner wall of the other side of the fixed sleeve, a toothed ring is arranged on the inner wall of the fixed sleeve, a mounting plate is arranged on the inner side of the toothed ring, cleaning brushes are arranged on the outer walls of two sides of the mounting plate, and a discharge hole is formed in the bottom of the fixed sleeve. According to the utility model, the gas can be filtered through the second ventilation plate and the first ventilation plate, and meanwhile, the second motor works under the meshing action between the rotating gear and the toothed ring, so that the two cleaning brushes can clean the outer walls of one side, opposite to the first ventilation plate and the second ventilation plate, the first ventilation plate and the second ventilation plate can be ensured to be unobstructed, and impurities in the gas can be prevented from entering the fixed shell to influence the rotation of the impeller.
Description
Technical Field
The utility model relates to the technical field of pipeline fans, in particular to a pipeline centrifugal fan.
Background
The pipeline fan is also called as pipeline fan, and the selected control parameters are air volume, full pressure, efficiency, noise, motor power and the like. Different ventilators are selected according to the physical and chemical properties of the gas to be transported.
The prior art has the following defects: when the existing pipeline centrifugal fan is used for conveying gas, impurities in the gas easily enter the fan, the impurities enter the fan and easily adhere to the surface of the impeller, so that abrasion is easily caused on the surface of the impeller, vibration is easily caused in the working process of the impeller, the impeller and the inner wall of the fan are easily collided, and the service life of the pipeline centrifugal fan can be shortened.
The above information disclosed in the background section is only for enhancement of understanding of the background of the disclosure and therefore it may include information that does not form the prior art that is already known to a person of ordinary skill in the art.
Disclosure of utility model
The utility model aims to provide a pipeline centrifugal fan, which can filter gas entering the inside of a fixed shell through a second ventilation plate and a first ventilation plate, and simultaneously, a second motor works through the meshing effect between a rotating gear and a toothed ring, so that two cleaning brushes can clean the outer walls of one side opposite to the first ventilation plate and the second ventilation plate, the smoothness of the first ventilation plate and the second ventilation plate can be ensured, impurities in the gas can be prevented from entering the inside of the fixed shell to influence the rotation of an impeller, the stability of the operation of the impeller can be ensured, and the service life of the fan can be prolonged, so that the defects in the technology are solved.
In order to achieve the above object, the present utility model provides the following technical solutions: the utility model provides a pipeline centrifugal fan, includes the device body, still includes:
The air inlet mechanism is arranged at the air inlet end of the device body and is used for filtering air entering the device body;
The device body comprises a fixed shell, a sealing plate is fixedly arranged on one side of the fixed shell, an air inlet is formed in the inner wall of the sealing plate, an air outlet is formed in the top of the outer wall of one end of the fixed shell, a mounting rod is rotatably arranged on the inner wall of the fixed shell, a first motor is arranged on one side of the mounting rod, and an impeller is fixedly sleeved on the outer side of the mounting rod;
The air inlet mechanism comprises a fixed sleeve, connecting bolts are arranged between four corners of the fixed sleeve and the sealing plate, a first ventilating plate is movably arranged on the inner wall of one side, close to the sealing plate, of the fixed sleeve, and a second ventilating plate is movably arranged on the inner wall of one side, far away from the sealing plate, of the fixed sleeve;
A toothed ring is rotatably arranged in the middle of the inner wall of the fixed sleeve, a mounting plate is fixedly arranged on the inner side of the toothed ring, cleaning brushes are fixedly arranged on the outer walls of the two sides of the mounting plate, and the two cleaning brushes are respectively and movably connected with the outer walls of the first ventilation plate and the second ventilation plate;
The air inlet mechanism further comprises a rotating shaft, the rotating shaft is rotatably arranged on the outer wall of one end of the fixed sleeve, a second motor is arranged on one side of the rotating shaft, a rotating gear is fixedly sleeved on the outer side of the rotating shaft, the rotating gear is meshed with the toothed ring, and a discharge hole is formed in the bottom of the fixed sleeve.
Preferably, the device body comprises four mounting holes, the four mounting holes are respectively formed in the inner walls of four corners of the sealing plate, and the inner walls of the four mounting holes are respectively in threaded connection with the outer walls of the four connecting bolts.
Preferably, the fixed sleeve is close to the fixed orifices has all been seted up to one side four corners inner wall of shrouding, the inner wall in fixed orifices is kept away from the one end outer wall threaded connection of mounting hole with four connecting bolts respectively.
Preferably, the air inlet mechanism comprises a baffle plate, the baffle plate is fixedly arranged on one side, close to the second air vent plate, of the inside of the fixed sleeve, and one side, far away from the second air vent plate, of the baffle plate is movably connected with the outer wall of the gear ring.
Preferably, the outer wall of one side of the fixed shell far away from the sealing plate is fixedly connected with the first motor, and the first motor is in transmission connection with the mounting rod through an output shaft.
Preferably, the outer wall of one end of the fixed sleeve is fixedly connected with the second motor, and the second motor is in transmission connection with the rotating shaft through an output shaft.
In the technical scheme, the utility model has the technical effects and advantages that:
1. The air entering the fixed shell can be filtered through the second ventilation plate and the first ventilation plate, meanwhile, the second motor works under the meshing action between the rotating gear and the toothed ring, so that the mounting plate rotates, the two cleaning brushes can clean the outer wall of one side opposite to the first ventilation plate and the second ventilation plate, the smoothness of the first ventilation plate and the second ventilation plate can be ensured, impurities in the air can be prevented from entering the fixed shell to influence the rotation of the impeller, the stability of the operation of the impeller can be ensured, and the service life of the fan can be prolonged;
2. Through connecting bolt run through the fixed orifices and with adjacent mounting hole inner wall threaded connection for fixed bolster can be convenient be connected with the shrouding, and then make the installation of air inlet mechanism more convenient with unpick and wash, make the staff can be convenient overhaul and change air inlet mechanism.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings required for the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments described in the present utility model, and other drawings may be obtained according to these drawings for a person having ordinary skill in the art.
Fig. 1 is a schematic diagram of the overall structure of the present utility model.
Fig. 2 is a top cross-sectional view of the present utility model.
Fig. 3 is an enlarged view of the portion a of fig. 2 in accordance with the present utility model.
Fig. 4 is an exploded view of the three-dimensional structure of the device body of the present utility model.
Fig. 5 is an exploded view of the air intake mechanism of the present utility model.
Reference numerals illustrate:
1. A device body; 101. a fixed housing; 102. a sealing plate; 103. an air inlet; 104. an air outlet; 105. a mounting rod; 106. a first motor; 107. an impeller; 108. a mounting hole;
2. An air inlet mechanism; 201. fixing the sleeve; 202. a fixing hole; 203. a connecting bolt; 204. a first ventilation board; 205. a toothed ring; 206. a mounting plate; 207. a cleaning brush; 208. a baffle plate; 209. a second ventilation plate; 210. a rotating shaft; 211. a second motor; 212. rotating the gear; 213. and a discharge port.
Detailed Description
The utility model provides a pipeline centrifugal fan as shown in fig. 1, which comprises a device body 1 and further comprises:
And an air inlet mechanism 2 arranged at the air inlet end of the device body 1 and used for filtering the air entering the device body 1.
In order to facilitate gas transportation, as shown in fig. 2 and 4, the device body 1 includes a fixed housing 101, a sealing plate 102 is fixedly installed on one side of the fixed housing 101, an air inlet 103 is provided on the inner wall of the sealing plate 102, an air outlet 104 is provided on the top of one end outer wall of the fixed housing 101, a mounting rod 105 is rotatably installed on the inner wall of the fixed housing 101, a first motor 106 is provided on one side of the mounting rod 105, an impeller 107 is fixedly sleeved on the outer side of the mounting rod 105, gas can be transported to the inside of the fixed housing 101 through the air inlet 103, the impeller 107 rotates through the operation of the first motor 106, and then the gas can be discharged through the air outlet 104.
In order to filter the gas entering the device body 1, as shown in fig. 2 and 5, the air inlet mechanism 2 comprises a fixed sleeve 201, connecting bolts 203 are arranged between four corners of the fixed sleeve 201 and the sealing plate 102, a first ventilating plate 204 is movably mounted on one side inner wall of the fixed sleeve 201, which is close to the sealing plate 102, a second ventilating plate 209 is movably mounted on one side inner wall of the fixed sleeve 201, which is far away from the sealing plate 102, and the gas entering the fixed shell 101 can be filtered through the second ventilating plate 209 and the first ventilating plate 204, so that the impurities in the gas can be prevented from entering the fixed shell 101 to influence the rotation of the impeller 107.
In order to facilitate cleaning of the first ventilation plate 204 and the second ventilation plate 209, as shown in fig. 2-3 and fig. 5, the toothed ring 205 is rotatably installed at the middle position of the inner wall of the fixed sleeve 201, the installation plate 206 is fixedly installed at the inner side of the toothed ring 205, the cleaning brushes 207 are fixedly installed on the outer walls of the two sides of the installation plate 206, the two cleaning brushes 207 are movably connected with the outer walls of the first ventilation plate 204 and the second ventilation plate 209 respectively, the air inlet mechanism 2 further comprises a rotating shaft 210, the rotating shaft 210 is rotatably installed on the outer wall of one end of the fixed sleeve 201, a second motor 211 is arranged on one side of the rotating shaft 210, a rotating gear 212 is fixedly sleeved on the outer side of the rotating shaft 210, the rotating gear 212 is meshed with the toothed ring 205, a discharge hole 213 is formed in the bottom of the fixed sleeve 201, the second motor 211 is operated to enable the rotating shaft 210 to rotate, through the meshing effect between the rotating gear 212 and the toothed ring 205, the installation plate 206 is rotated, and impurities cleaned by the two cleaning brushes 207 can be discharged from the inside of the fixed sleeve 201 through the discharge hole 213.
In order to facilitate the installation and the disassembly of the air inlet mechanism 2, as shown in fig. 2 and fig. 4-5, the device body 1 comprises four mounting holes 108, the four mounting holes 108 are respectively formed in the inner walls of four corners of the sealing plate 102, the inner walls of the four mounting holes 108 are respectively in threaded connection with the outer walls of four connecting bolts 203, the inner walls of four corners of one side of the fixing sleeve 201, which is close to the sealing plate 102, are respectively provided with fixing holes 202, the inner walls of the fixing holes 202 are respectively in threaded connection with the outer walls of one ends, far away from the mounting holes 108, of the four connecting bolts 203, and the fixing holes 202 are penetrated through by the connecting bolts 203 and are connected with the adjacent mounting holes 108, so that the fixing sleeve 201 can be conveniently connected with the sealing plate 102.
In order to enable the toothed ring 205 to be kept stable in the rotation process, as shown in fig. 2-3 and fig. 5, the air inlet mechanism 2 comprises a baffle plate 208, the baffle plate 208 is fixedly mounted on one side, close to the second ventilation plate 209, of the inside of the fixed sleeve 201, one side, far away from the second ventilation plate 209, of the baffle plate 208 is movably connected with the outer wall of the toothed ring 205, the rotation of the toothed ring 205 can be limited through the baffle plate 208 and the first ventilation plate 204, the toothed ring 205 can be stably rotated in the inside of the fixed sleeve 201, and the cleaning brush 207 can stably clean the first ventilation plate 204 and the second ventilation plate 209.
In order to provide power for rotation of the impeller 107, as shown in fig. 2 and 4, the outer wall of one side, far away from the sealing plate 102, of the fixed casing 101 is fixedly connected with the first motor 106, the first motor 106 is in transmission connection with the mounting rod 105 through an output shaft, the fixed casing 101 can mount and fix the first motor 106, the first motor 106 works to enable the mounting rod 105 to rotate, the impeller 107 can rotate in the fixed casing 101, and gas can be centrifugally conveyed.
In order to power the rotation of the cleaning brushes 207, as shown in fig. 2 to 3 and 5, an outer wall of one end of the fixing sleeve 201 is fixedly connected with the second motor 211, the second motor 211 is in transmission connection with the rotating shaft 210 through an output shaft, the fixing sleeve 201 can mount and fix the second motor 211, the second motor 211 works to enable the rotating shaft 210 to rotate, and the rotation of the two cleaning brushes 207 can be powered through the meshing effect between the rotating gear 212 and the toothed ring 205.
The implementation mode specifically comprises the following steps: in mounting and using the centrifugal fan, by mounting the impeller 107 inside the stationary housing 101 so that the impeller 107 can be sleeved on the outside of the mounting rod 105, and further fixedly mounting the seal plate 102 to one side open end of the stationary housing 101 so that the air inlet 103 can be aligned with the air inlet end of the impeller 107, and further mounting the ring gear 205 and the cleaning brush 207 inside the stationary sleeve 201 so as to be in contact with the baffle plate 208 while the ring gear 205 is engaged with the rotation gear 212, and then mounting the first ventilation plate 204 to one side inner wall of the stationary sleeve 201 near the seal plate 102, and then mounting the second ventilation plate 209 to one side inner wall of the stationary sleeve 201 far from the seal plate 102, and further mounting the air inlet mechanism 2 to the outside of the seal plate 102 so that the four fixing holes 202 can be aligned with the four mounting holes 108, respectively, and then penetrating the fixing holes 202 and being screwed with the inner walls of the adjacent mounting holes 108 using the connecting bolts 203 so that the air inlet mechanism 2 is tightly connected to the device body 1;
During centrifugal operation, gas loops through second ventilation board 209 and first ventilation board 204 then enters into fixed shell 101 inside through air inlet 103, can filter the gas through second ventilation board 209 and first ventilation board 204, can avoid impurity in the gas to enter into the rotation of fixed shell 101 inside influence impeller 107, then make installation pole 105 rotate through first motor 106 work, make impeller 107 rotate, and then can carry out centrifugal transport to the gas that enters into fixed shell 101 inside, make gas can follow fixed shell 101 inside through gas outlet 104 and discharge, and at the same time, second motor 211 work makes axis of rotation 210 rotate, and then make rotation gear 212 take place to rotate, through the meshing effect between the gear piece, make ring gear 205 rotate in fixed sleeve 201 inside, and then can drive mounting panel 206 and rotate, and then make two cleaning brushes 207 can clean the relative one side outer wall of first ventilation board 204 and second ventilation board 209, the impurity that cleans can be through the discharge gate 213 discharge that fixed sleeve 201 bottom set up, and then can guarantee that first ventilation board 204 and second ventilation board 209 carry out the inside influence the fan that the fan can be carried out in the clean and stable mode of the fan, the fan that the inside of this ventilation board can be carried out to the gas has been carried out, the clean and stable problem that can be carried out in the fan is solved to the fan that the inside of the fan is easy to the fan is realized to the air to the prior art.
While certain exemplary embodiments of the present utility model have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that modifications may be made to the described embodiments in various different ways without departing from the spirit and scope of the utility model. Accordingly, the drawings and description are to be regarded as illustrative in nature and not as restrictive of the scope of the utility model, which is defined by the appended claims.
Claims (6)
1. The utility model provides a pipeline centrifugal fan, includes device body (1), its characterized in that still includes:
The air inlet mechanism (2) is arranged at the air inlet end of the device body (1) and is used for filtering air entering the device body (1);
The device comprises a device body (1), wherein the device body comprises a fixed shell (101), a sealing plate (102) is fixedly arranged on one side of the fixed shell (101), an air inlet (103) is formed in the inner wall of the sealing plate (102), an air outlet (104) is formed in the top of the outer wall of one end of the fixed shell (101), a mounting rod (105) is rotatably arranged on the inner wall of the fixed shell (101), a first motor (106) is arranged on one side of the mounting rod (105), and an impeller (107) is fixedly sleeved on the outer side of the mounting rod (105);
The air inlet mechanism (2) comprises a fixed sleeve (201), connecting bolts (203) are arranged between four corners of the fixed sleeve (201) and the sealing plate (102), a first ventilating plate (204) is movably mounted on the inner wall of one side, close to the sealing plate (102), of the fixed sleeve (201), and a second ventilating plate (209) is movably mounted on the inner wall of one side, far away from the sealing plate (102), of the fixed sleeve (201);
A toothed ring (205) is rotatably arranged in the middle of the inner wall of the fixed sleeve (201), a mounting plate (206) is fixedly arranged on the inner side of the toothed ring (205), cleaning brushes (207) are fixedly arranged on the outer walls of the two sides of the mounting plate (206), and the two cleaning brushes (207) are respectively and movably connected with the outer walls of the first ventilating plate (204) and the second ventilating plate (209);
The air inlet mechanism (2) further comprises a rotating shaft (210), the rotating shaft (210) is rotatably arranged on the outer wall of one end of the fixed sleeve (201), a second motor (211) is arranged on one side of the rotating shaft (210), a rotating gear (212) is fixedly sleeved on the outer side of the rotating shaft (210), the rotating gear (212) is meshed with the toothed ring (205), and a discharging hole (213) is formed in the bottom of the fixed sleeve (201).
2. A ducted centrifugal fan as claimed in claim 1, wherein: the device body (1) comprises four mounting holes (108), the four mounting holes (108) are respectively formed in the inner walls of four corners of the sealing plate (102), and the inner walls of the four mounting holes (108) are respectively in threaded connection with the outer walls of the four connecting bolts (203).
3. A ducted centrifugal fan as claimed in claim 2, wherein: fixing holes (202) are formed in the inner walls of four corners of one side, close to the sealing plate (102), of the fixing sleeve (201), and the inner walls of the fixing holes (202) are respectively in threaded connection with the outer walls of one ends, far away from the mounting holes (108), of the four connecting bolts (203).
4. A ducted centrifugal fan as claimed in claim 1, wherein: the air inlet mechanism (2) comprises a baffle plate (208), the baffle plate (208) is fixedly arranged on one side, close to the second air ventilation plate (209), inside the fixed sleeve (201), and one side, far away from the second air ventilation plate (209), of the baffle plate (208) is movably connected with the outer wall of the toothed ring (205).
5. A ducted centrifugal fan as claimed in claim 1, wherein: the outer wall of one side of the fixed shell (101) far away from the sealing plate (102) is fixedly connected with a first motor (106), and the first motor (106) is connected with the mounting rod (105) through an output shaft in a transmission way.
6. A ducted centrifugal fan as claimed in claim 1, wherein: the outer wall of one end of the fixed sleeve (201) is fixedly connected with a second motor (211), and the second motor (211) is connected with the rotating shaft (210) through an output shaft in a transmission way.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323174366.4U CN221322877U (en) | 2023-11-24 | 2023-11-24 | Pipeline centrifugal fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323174366.4U CN221322877U (en) | 2023-11-24 | 2023-11-24 | Pipeline centrifugal fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221322877U true CN221322877U (en) | 2024-07-12 |
Family
ID=91792363
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323174366.4U Active CN221322877U (en) | 2023-11-24 | 2023-11-24 | Pipeline centrifugal fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221322877U (en) |
-
2023
- 2023-11-24 CN CN202323174366.4U patent/CN221322877U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |