CN219176659U - Axial flow fan capable of automatically cleaning filter screen - Google Patents
Axial flow fan capable of automatically cleaning filter screen Download PDFInfo
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- CN219176659U CN219176659U CN202222531326.XU CN202222531326U CN219176659U CN 219176659 U CN219176659 U CN 219176659U CN 202222531326 U CN202222531326 U CN 202222531326U CN 219176659 U CN219176659 U CN 219176659U
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- filter screen
- shaft
- brush
- cleaning
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Abstract
The utility model discloses an axial flow fan capable of automatically cleaning a filter screen, which comprises a bottom support, wherein the bottom support is provided with a plurality of filters; the air cylinders are arranged on the bottom supports, and a first fixing frame is arranged in each air cylinder; the motor is arranged on the first fixing frame, a first shaft extends out of the motor, and an impeller is arranged on the first shaft; the filter screen is arranged at the end part of the air duct; the filter screen cleaning mechanism is arranged on the air duct and is used for cleaning the front side and the back side of the filter screen. The design can automatically clean the filter screen, and prevent the filter screen from being blocked by garbage, so that the normal work of the axial flow fan is ensured.
Description
Technical Field
The utility model relates to the field of axial flow fans, in particular to an axial flow fan capable of automatically cleaning a filter screen.
Background
The axial flow fan in the prior art generally comprises an air duct, a motor and a fan, and in order to avoid the situation that the dust such as scraps is sucked into the air duct by the fan to cause part damage and the like, a filter screen is often added at an air duct opening, but in long-term use, some dust is easily accumulated on the surface of the filter screen, if the dust cannot be effectively cleaned in real time, the dust accumulated for a long time will affect the normal work of the fan.
Disclosure of Invention
The utility model aims to provide an axial flow fan capable of automatically cleaning a filter screen.
The purpose of the utility model is realized in the following way: an axial flow fan capable of automatically cleaning a filter screen comprises a bottom support, wherein the bottom support is provided with a plurality of filters; the air cylinders are arranged on the bottom supports, and a first fixing frame is arranged in each air cylinder; the motor is arranged on the first fixing frame, a first shaft extends out of the motor, and an impeller is arranged on the first shaft; the filter screen is arranged at the end part of the air duct; the filter screen cleaning mechanism is arranged on the air duct and is used for cleaning the front side and the back side of the filter screen.
Compared with the prior art, the utility model has the beneficial effects that: the axial flow fan provided by the utility model can automatically clean the filter screen while working normally, so that the filter screen is prevented from being blocked by garbage, and the normal working of the axial flow fan is ensured; in addition, the inside and outside both sides of filter screen are the clearance simultaneously, and inside and outside cleaning brush still cleans with different rotation direction, does benefit to dropping of rubbish to obtain better cleaning effect.
As a preferable scheme of the utility model, the filter screen mechanism comprises a second fixing frame, and a speed reducing mechanism in transmission connection with the first shaft is arranged on the second fixing frame; the third fixing frame is provided with a secondary bevel gear which can horizontally rotate; one end of the second shaft is in transmission connection with the speed reducing mechanism, and the other end of the second shaft penetrates through the filter screen and is rotatably arranged on the filter screen; a first-stage bevel gear meshed with the second-stage bevel gear is arranged on the second shaft, an outer brush seat is arranged on the outer side of the extending end of the second shaft, and an outer cleaning brush is arranged on the outer brush seat; and the third shaft is positioned at the inner side of the filter screen and is rotatably arranged on the second shaft, one end of the third shaft is provided with a third-stage bevel gear meshed with the second-stage bevel gear, the other end of the third shaft is provided with an inner brush seat, and the inner brush seat is provided with an inner cleaning brush. The design structure is simple, the operation is reliable, and the cleaning is clean.
Further, the outer cleaning brush comprises a scraping arm and a scraping strip arranged on the scraping arm.
Further, the inner cleaning brush includes a brush shaft and a brush roller rotatably mounted on the brush shaft.
Further, the speed reducing mechanism is a planetary speed reducer.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Fig. 2 is an enlarged partial schematic view at a in fig. 1.
The novel multifunctional brush comprises a bottom support 1, an air duct 2, a first fixing frame 2a, a motor 3, a first shaft 3a, an impeller 3, a filter screen 4, a second fixing frame 5, a speed reducing mechanism 5, a third fixing frame 6a second-stage bevel gear 7, a first-stage bevel gear 7 second shaft 7a, an outer brush seat 7b, a brush arm 7c, a scraping strip 7d, a third shaft 8, a third-stage bevel gear 8a, an inner brush seat 8b, a brush shaft 8c and a brush roller 8d.
Description of the embodiments
As shown in fig. 1-2, an axial flow fan capable of automatically cleaning a filter screen comprises a bottom support 1, wherein the bottom support 1 is provided with a plurality of pieces; the air duct 2 is arranged on the plurality of bottom supports 1, and a first fixing frame 2a is arranged in the air duct 2; a motor 3, wherein the motor 3 is arranged on the first fixing frame 2a, a first shaft 3a extends out of the motor 3, and an impeller 3b is arranged on the first shaft 3 a; the filter screen 4 is arranged at the end part of the air duct 2; the filter screen cleaning mechanism is arranged on the air duct 2 and is used for cleaning the front side and the back side of the filter screen 4.
The filter screen mechanism comprises a second fixing frame 5, and a speed reducing mechanism 5a in transmission connection with the first shaft 3a is arranged on the second fixing frame 5; the third fixing frame 6, there is a second bevel gear 6a that can rotate horizontally on the above-mentioned third fixing frame 6; a second shaft 7, one end of the second shaft 7 is in transmission connection with the speed reducing mechanism 5a, and the other end penetrates through the filter screen 4 and is rotatably arranged on the filter screen 4; a first-stage bevel gear 7a meshed with the second-stage bevel gear 6a is arranged on the second shaft 7, an outer brush seat 7b is arranged on the outer side of the extending end of the second shaft 7, and an outer cleaning brush is arranged on the outer brush seat 7 b; and a third shaft 8, wherein the third shaft 8 is positioned at the inner side of the filter screen 4 and is rotatably installed on the second shaft 7, one end of the third shaft 8 is provided with a third-stage bevel gear 8a meshed with the second-stage bevel gear 6a, the other end of the third shaft 8 is provided with an inner brush seat 8b, and the inner brush seat 8b is provided with an inner cleaning brush.
The outer cleaning brush includes a wiper arm 7c and a wiper strip 7d provided on the wiper arm 7 c.
The inside cleaning brush includes a brush shaft 8c, and a brush roller 8d rotatably mounted on the brush shaft 8 c.
The reduction mechanism 5a is a planetary reducer.
When cleaning, the motor 3 is started, the first shaft 3a starts to rotate, the power transmitted by the first shaft 3a is transmitted to the second shaft 7 through the speed reducing mechanism 5a to drive the second shaft 7 to rotate, and the second shaft 7 drives the outer cleaning brush to rotate clockwise through the outer brush seat 7b so as to clean the outer side of the filter screen 4; meanwhile, the second shaft 7 drives the third shaft 8 to rotate through the first-stage bevel gear 7a, the second-stage bevel gear 6a and the third-stage bevel gear 8a, and the third shaft 8 drives the inner side cleaning brush to rotate anticlockwise through the inner brush seat 8b, so that the inner side of the filter screen 4 is cleaned.
The utility model is not limited to the above embodiments, and based on the technical solution disclosed in the utility model, a person skilled in the art may make some substitutions and modifications to some technical features thereof without creative effort according to the technical content disclosed, and all the substitutions and modifications are within the protection scope of the utility model.
Claims (5)
1. An axial fan that can clear up filter screen automatically, its characterized in that: the axial flow fan comprises
A bottom support (1), wherein the bottom support (1) is provided with a plurality of bottom supports;
the air duct (2) is arranged on the plurality of bottom supports (1), and a first fixing frame (2 a) is arranged in the air duct (2);
the motor (3) is arranged on the first fixing frame (2 a), a first shaft (3 a) extends out of the motor (3), and an impeller (3 b) is arranged on the first shaft (3 a);
the filter screen (4) is arranged at the end part of the air duct (2);
the filter screen cleaning mechanism is arranged on the air duct (2) and is used for cleaning the front and back surfaces of the filter screen (4).
2. The axial flow fan capable of automatically cleaning a filter screen according to claim 1, wherein: the filter screen mechanism comprises
The second fixing frame (5), the second fixing frame (5) is provided with a speed reducing mechanism (5 a) connected with the first shaft (3 a) in a transmission way;
the third fixing frame (6), the second bevel gear (6 a) which can horizontally rotate is arranged on the third fixing frame (6);
one end of the second shaft (7) is in transmission connection with the speed reducing mechanism (5 a), and the other end of the second shaft (7) penetrates through the filter screen (4) and is rotatably arranged on the filter screen (4); a first-stage bevel gear (7 a) meshed with the second-stage bevel gear (6 a) is arranged on the second shaft (7), an outer brush seat (7 b) is arranged on the outer side of the extending end of the second shaft (7), and an outer cleaning brush is arranged on the outer brush seat (7 b);
the third shaft (8), third shaft (8) are located filter screen (4) inboard, and rotationally install on second shaft (7), the one end of third shaft (8) be equipped with tertiary bevel gear (8 a) of second grade bevel gear (6 a) engaged with, the other end of third shaft (8) is equipped with interior brush holder (8 b), be equipped with inboard cleaning brush on interior brush holder (8 b).
3. The axial flow fan capable of automatically cleaning a filter screen according to claim 2, wherein: the outer cleaning brush comprises a scraping arm (7 c) and further comprises a scraping strip (7 d) arranged on the scraping arm (7 c).
4. The axial flow fan capable of automatically cleaning a filter screen according to claim 2, wherein: the inner cleaning brush comprises a brush shaft (8 c) and a brush roller (8 d) rotatably mounted on the brush shaft (8 c).
5. The axial flow fan capable of automatically cleaning a filter screen according to claim 2, wherein: the speed reducing mechanism (5 a) is a planetary speed reducer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222531326.XU CN219176659U (en) | 2022-09-24 | 2022-09-24 | Axial flow fan capable of automatically cleaning filter screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222531326.XU CN219176659U (en) | 2022-09-24 | 2022-09-24 | Axial flow fan capable of automatically cleaning filter screen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219176659U true CN219176659U (en) | 2023-06-13 |
Family
ID=86677407
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222531326.XU Active CN219176659U (en) | 2022-09-24 | 2022-09-24 | Axial flow fan capable of automatically cleaning filter screen |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219176659U (en) |
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2022
- 2022-09-24 CN CN202222531326.XU patent/CN219176659U/en active Active
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