CN219691777U - Centrifugal fan for waste gas treatment - Google Patents
Centrifugal fan for waste gas treatment Download PDFInfo
- Publication number
- CN219691777U CN219691777U CN202320094804.7U CN202320094804U CN219691777U CN 219691777 U CN219691777 U CN 219691777U CN 202320094804 U CN202320094804 U CN 202320094804U CN 219691777 U CN219691777 U CN 219691777U
- Authority
- CN
- China
- Prior art keywords
- centrifugal fan
- gas treatment
- spiral case
- upper base
- vibration
- Prior art date
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- 239000002912 waste gas Substances 0.000 title claims description 13
- 230000001174 ascending effect Effects 0.000 claims abstract 2
- 239000007789 gas Substances 0.000 claims description 13
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 3
- 229910052799 carbon Inorganic materials 0.000 description 4
- 230000003116 impacting effect Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
A centrifugal fan for exhaust-gas treatment, including the mount pad, the mount pad is fixed to be equipped with the spiral case, the inside of spiral case is equipped with the wind wheel, the center of spiral case is equipped with the air intake of perpendicular to spiral case, the outer fringe of spiral case is equipped with vertical ascending air outlet, one side of spiral case is equipped with and is used for driving wind wheel pivoted motor, the motor passes through the drive belt and drives the wind wheel and rotate, the bottom of mount pad is equipped with the vibration damper who is used for preventing vibrations.
Description
Technical Field
The utility model relates to the technical field of waste gas treatment equipment, in particular to a centrifugal fan for waste gas treatment.
Background
When exhaust-gas treatment, need use centrifugal fan to draw forth wind, therefore centrifugal fan is very common when exhaust-gas treatment, and exhaust-gas treatment's centrifugal fan has following problem among the prior art: when waste gas enters the centrifugal fan, the waste gas impacts the centrifugal fan, and the mounting seat of the centrifugal fan is not provided with a shockproof device after being mounted, so that the influence on the waste gas treatment of the centrifugal fan is caused.
Disclosure of Invention
The utility model aims to solve the technical problem of providing a centrifugal fan for waste gas treatment, which is provided with a shockproof device and is used for preventing high-temperature and high-pressure waste gas from impacting a volute.
The technical scheme adopted by the utility model is that the centrifugal fan for waste gas treatment comprises a mounting seat, wherein the mounting seat is fixedly provided with a volute, a wind wheel is arranged in the volute, the center of the volute is provided with an air inlet vertical to the volute, the outer edge of the volute is provided with a vertical upward air outlet, one side of the volute is provided with a motor for driving the wind wheel to rotate, the motor drives the wind wheel to rotate through a transmission belt, and the bottom of the mounting seat is provided with a vibration-proof device for preventing vibration.
The anti-vibration device comprises an upper base fixedly connected with a mounting seat, a lower base positioned on the ground is arranged below the upper base, and an anti-vibration spring which applies force in the vertical direction of the upper base or the lower base is arranged between the upper base and the lower base.
The outer periphery of the shockproof spring is provided with an outer telescopic rod fixedly connected with the lower base, and an inner telescopic rod fixedly connected with the upper base, and the outer telescopic rod is sleeved on the outer periphery of the inner telescopic rod.
The number of the shockproof springs is four, and the four shockproof springs are respectively positioned at four corners of the upper base or the lower base.
The utility model also comprises the shockproof springs positioned on four sides of the upper base or the lower base.
The air inlet is provided with a detachable filter screen filter layer and an active carbon filter layer.
The air inlet is provided with the guide vane which is a metal plate inclined towards the same rotation direction.
The air outlet is provided with a detachable filter screen.
Compared with the prior art, the utility model has the beneficial effects that:
1. the utility model prevents unstable situations caused by high-temperature high-pressure waste gas impacting the volute by arranging the shockproof device.
2. According to the utility model, the filter screen and the active carbon filter layer are arranged, so that the volute is prevented from being blocked after sundries enter the interior of the volute, and the service life of the volute is prolonged.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is a schematic diagram of another view of the present utility model.
Fig. 3 is a top view of the present utility model.
Fig. 4 is a partial enlarged view at a in fig. 1.
Detailed Description
The utility model is further illustrated by way of example with reference to the accompanying drawings.
As shown in fig. 1 to 4, the centrifugal fan for exhaust gas treatment according to the present embodiment includes a mounting base 1, a volute 2 is fixedly provided in the mounting base 1, a wind wheel is provided in the volute 2, an air inlet 21 perpendicular to the volute 2 is provided in the center of the volute 2, an air outlet 22 vertically upwards is provided in the outer edge of the volute 2, a motor 3 for driving the wind wheel to rotate is provided on one side of the volute 2, the motor 3 drives the wind wheel to rotate through a driving belt 31, and a vibration-proof device 4 for preventing vibration is provided at the bottom of the mounting base 1; in the embodiment, by being provided with the shockproof device, the volute 2 is prevented from being unstable due to the impact on the volute 2 when the high-temperature and high-pressure waste gas impacts the volute 2.
The concrete structure of the vibration damper 4 is as follows: the shockproof device 4 comprises an upper base 41 fixedly connected with the mounting seat 1, a lower base 42 positioned on the ground is arranged below the upper base 41, and a shockproof spring 43 which applies force to the upper base 41 or the lower base 42 in the vertical direction is arranged between the upper base 41 and the lower base 42; the outer periphery of the shockproof spring 43 is provided with an outer extension rod 44 fixedly connected with the lower base 42, an inner extension rod 45 fixedly connected with the upper base 41, and the outer extension rod 44 is sleeved on the outer periphery of the inner extension rod 45; the number of the shock-proof springs 4333 is four, and the four shock-proof springs 4333 are respectively positioned at four corners of the upper base 41 or the lower base 42. The present embodiment reduces the impact of exhaust gas on the scroll casing 2 by the provision of the vibration-proof spring 4333.
As preferable: and the shock-proof springs 4333 are positioned on four sides of the upper base 41 or the lower base 42.
The air inlet 21 is provided with a detachable filter screen filter layer and an active carbon filter layer; the air outlet 22 is provided with a detachable filter screen 5; in the embodiment, particles in the exhaust gas are prevented from entering the volute 2 through the filter screen filter layer and the active carbon filter layer, the volute 2 is prevented from being blocked, and the service life of the volute 2 is prolonged.
In the present embodiment, the air inlet 21 is provided with a guide vane 23, and the guide vane 23 is a metal plate inclined in the same rotation direction.
Claims (8)
1. A centrifugal fan for exhaust-gas treatment, a serial communication port, including mount pad (1), the fixed spiral case (2) that is equipped with of mount pad (1), the inside of spiral case (2) is equipped with the wind wheel, the center of spiral case (2) is equipped with air intake (21) of perpendicular to spiral case (2), the outer fringe of spiral case (2) is equipped with vertical ascending air outlet (22), one side of spiral case (2) is equipped with and is used for driving wind wheel pivoted motor (3), motor (3) drive the wind wheel through drive belt (31) and rotate, the bottom of mount pad (1) is equipped with vibration damper (4) that are used for preventing vibrations.
2. Centrifugal fan for exhaust gas treatment according to claim 1, characterized in that the vibration-proof device (4) comprises an upper base (41) fixedly connected with the mounting base (1), a lower base (42) positioned on the ground is arranged below the upper base (41), and a vibration-proof spring (43) applying a force in the vertical direction to the upper base (41) or the lower base (42) is arranged between the upper base (41) and the lower base (42).
3. Centrifugal fan for waste gas treatment according to claim 2, characterized in that the outer periphery of the shock-proof spring (43) is provided with an outer telescopic rod (44) fixedly connected with the lower base (42), an inner telescopic rod (45) fixedly connected with the upper base (41), and the outer telescopic rod (44) is sleeved on the outer periphery of the inner telescopic rod (45).
4. Centrifugal fan for exhaust gas treatment according to claim 2, wherein the number of the vibration-proof springs (43) is four, and the four vibration-proof springs (43) are located at four corners of the upper base (41) or the lower base (42), respectively.
5. Centrifugal fan for exhaust gas treatment according to claim 2, further comprising said vibration-proof springs (43) located on four sides of the upper base (41) or the lower base (42).
6. Centrifugal fan for exhaust gas treatment according to claim 1, characterized in that the air intake (21) is provided with a detachable filter screen layer and an activated carbon filter layer.
7. Centrifugal fan for exhaust gas treatment according to claim 1, wherein the air inlet (21) is provided with guide vanes (23), which guide vanes (23) are metal plates inclined in the same rotational direction.
8. Centrifugal fan for exhaust gas treatment according to claim 1, characterized in that the air outlet (22) is provided with a detachable filter screen (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320094804.7U CN219691777U (en) | 2023-02-01 | 2023-02-01 | Centrifugal fan for waste gas treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320094804.7U CN219691777U (en) | 2023-02-01 | 2023-02-01 | Centrifugal fan for waste gas treatment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219691777U true CN219691777U (en) | 2023-09-15 |
Family
ID=87938063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320094804.7U Active CN219691777U (en) | 2023-02-01 | 2023-02-01 | Centrifugal fan for waste gas treatment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219691777U (en) |
-
2023
- 2023-02-01 CN CN202320094804.7U patent/CN219691777U/en active Active
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| GR01 | Patent grant |