CN204200707U - Blower fan filtering unit - Google Patents
Blower fan filtering unit Download PDFInfo
- Publication number
- CN204200707U CN204200707U CN201420490997.9U CN201420490997U CN204200707U CN 204200707 U CN204200707 U CN 204200707U CN 201420490997 U CN201420490997 U CN 201420490997U CN 204200707 U CN204200707 U CN 204200707U
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- CN
- China
- Prior art keywords
- air duct
- diversion air
- blower fan
- area
- diversion
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model discloses a kind of blower fan filtering unit, comprise casing and blower fan, blower fan is built in casing, and casing is positioned on the base plate below blower fan and is laid with some exhaust vents, the exhaust port place of blower fan is provided with the diffuser for regulating wind direction and air quantity, a separating device is provided with on also inside the base plate of casing, the inner chamber of casing is divided into the first separate diversion air duct and the second diversion air duct by separating device, ensure the gas in isolated first diversion air duct and the second diversion air duct, and on base plate and the area of the first area corresponding with the first diversion air duct is greater than the area of second area on base plate and corresponding with the second diversion air duct, like this under diffuser controls to enter the equal condition of air force in the first diversion air duct and the second diversion air duct, wind speed in first diversion air duct is slower, wind speed in second diversion air duct is very fast, this blower fan filtering unit is made to have two kinds of air-out wind speed differed in size, well meet Production requirement.
Description
Technical field
The utility model relates to air filter technical field, specifically provides a kind of blower fan filtering unit.
Background technique
Blower fan filtering unit FFU (Fan Fi lter Unit) is a kind of self-powered and have the modular end air flow device of filter efficacy, can be widely used in the applications such as dust free room, dustless operating platform, dustless production line, assembly type dust free room and laminar flow hood.
But the wind speed at existing blower fan filtering unit exhaust outlet place is single, and clean effect is undesirable, can not well adapt to manufacturing industry more and more diversified at present.
Summary of the invention
In order to overcome above-mentioned defect, the utility model provides a kind of blower fan filtering unit, and the air-out wind speed of this blower fan filtering unit is changeable, and cleanliness is high.
The utility model in order to the technological scheme solving its technical problem and adopt is: a kind of blower fan filtering unit, comprise casing and blower fan, described locating of fans is built in described casing, and described casing is positioned on the base plate below described blower fan and is laid with some exhaust vents run through; The diffuser be provided with for regulating wind direction and air quantity is located at the exhaust port place of described blower fan; On also inside the base plate of described casing, location is provided with a vertical separating device, the inner chamber of described casing is divided into the first separate diversion air duct and the second diversion air duct by described separating device, wherein, described first diversion air duct is just to the below being positioned at described diffuser feeding mouth, described second diversion air duct around the outside of described first diversion air duct, and is also provided with filter screen in described first diversion air duct and the second diversion air duct;
The air force that another described diffuser can control to enter in described first diversion air duct and the second diversion air duct regulates, and on described base plate and the area of the first area corresponding with described first diversion air duct is greater than the area of second area on described base plate and corresponding with described second diversion air duct.
As further improvement of the utility model, described separating device comprises body and fixed block, described body is the truncation rectangular pyramid shape hollow cavities of upper and lower both sides all in uncovered shape, described fixed block is square ring body, wherein, described body is just to the below being positioned at described diffuser feeding mouth, and the side of described fixed block and the downside of described body seamlessly transit mutually and to be connected and conducting, on inside the base plate that the opposite side location of described fixed block is arranged on described casing.
As further improvement of the utility model, described body and fixed block surround described first diversion air duct, and the outer side wall of described body and fixed block and the madial wall of described casing surround described second diversion air duct jointly.
As further improvement of the utility model, the area ratio of described first area and second area is 5:1.
As further improvement of the utility model, the air force that described diffuser can control to enter in described first diversion air duct and the second diversion air duct is equal.
As further improvement of the utility model, the structure that described diffuser can control to enter air force in described first diversion air duct and the second diversion air duct equal is: the angle between the blade of described diffuser and horizontal plane is 135 DEG C.
As further improvement of the utility model, the filter screen arranged in described first diversion air duct is high efficiency pariculate air; The filter screen arranged in described second diversion air duct is medium air filtration net.
As further improvement of the utility model, the exhaust vent be positioned on the first area of described base plate is tri-angle-holed; The exhaust vent be positioned on the second area of described base plate is circular port.
The beneficial effects of the utility model are: by arrange a separating device inner chamber of casing is divided into one just to the first diversion air duct be positioned at below diffuser feeding mouth and around the second diversion air duct outside the first diversion air duct, first, two diversion air ducts are separate, ensure the gas in isolated first diversion air duct and the second diversion air duct, and the area of first area is greater than the area of second area on the base plate corresponding with described second diversion air duct on the base plate corresponding with described first diversion air duct, like this under diffuser controls to enter the equal condition of air force in the first diversion air duct and the second diversion air duct, wind speed in first diversion air duct is slower, wind speed in second diversion air duct is very fast, thus make this blower fan filtering unit have two kinds of air-out wind speed differed in size, well meet Production requirement, in addition, in first and second diversion air duct, be also provided with filter, can be good at promoting this blower fan filtering unit to the cleanliness of gas.
Accompanying drawing explanation
Fig. 1 is the cross-sectional view of blower fan filtering unit described in the utility model;
Fig. 2 is the structural representation of the exhaust vent on first and second region of base plate described in the utility model.
By reference to the accompanying drawings, make the following instructions:
1---casing 10---base plate
11---exhaust vent 12---first diversion air duct
13---second diversion air duct 2---blower fan
3---diffuser 4---separating device
5---high efficiency pariculate air 6---medium air filtration net
Embodiment
Embodiment of the present utility model is described in detail below in conjunction with accompanying drawing.
A kind of blower fan filtering unit provided by the utility model, comprises casing 1 and blower fan 2, and described blower fan 2 location is built in described casing 1, and described casing 1 is positioned on the base plate 10 below described blower fan 2 and is laid with some exhaust vents 11 run through; The diffuser 3 be provided with for regulating wind direction and air quantity is located at the exhaust port place of described blower fan 2; On also inside the base plate 10 of described casing, location is provided with a vertical separating device 4, the inner chamber of described casing is divided into the first separate diversion air duct 12 and the second diversion air duct 13 by described separating device 4, wherein, described first diversion air duct 12 is just to the below being positioned at described diffuser 3 air blowing opening, described second diversion air duct 13 around the outside of described first diversion air duct 12, and is also provided with filter screen in described first diversion air duct 12 and the second diversion air duct 13;
The air force that another described diffuser 3 can control to enter in described first diversion air duct 12 and the second diversion air duct 13 regulates, and on described base plate and the area of the first area corresponding with described first diversion air duct 12 is greater than the area of second area on described base plate and corresponding with described second diversion air duct 13.
In the present embodiment, described separating device 4 comprises body and fixed block, described body is the truncation rectangular pyramid shape hollow cavities of upper and lower both sides all in uncovered shape, described fixed block is square ring body, wherein, described body is just to the below being positioned at described diffuser 3 air blowing opening, and the side of described fixed block and the downside of described body seamlessly transit mutually and to be connected and conducting, on inside the base plate 10 that the opposite side location of described fixed block is arranged on described casing.
Described body and fixed block surround described first diversion air duct 12, and the outer side wall of described body and fixed block and the madial wall of described casing surround described second diversion air duct 13 jointly.
In the present embodiment, the area ratio of described first area and second area is 5:1.
The air force that described diffuser 3 can control to enter in described first diversion air duct 12 and the second diversion air duct 13 is equal.And the structure that described diffuser 3 can control to enter air force in described first diversion air duct 12 and the second diversion air duct 13 equal is: the angle between the blade of described diffuser 3 and horizontal plane is 135 DEG C.
In the present embodiment, the filter screen arranged in described first diversion air duct is high efficiency pariculate air 5; The filter screen arranged in described second diversion air duct is medium air filtration net 6.
In the present embodiment, the exhaust vent be positioned on the first area of described base plate 10 is tri-angle-holed; The exhaust vent be positioned on the second area of described base plate 10 is circular port.
Claims (8)
1. a blower fan filtering unit, comprise casing (1) and blower fan (2), described blower fan (2) location is built in described casing (1), and described casing (1) is gone up and is positioned on the base plate (10) of described blower fan (2) below and is laid with some exhaust vents (11) run through, it is characterized in that: locate the diffuser (3) be provided with for regulating wind direction and air quantity at the exhaust port place of described blower fan (2), also on base plate (10) inner side of described casing, location is provided with a vertical separating device (4), the inner chamber of described casing is divided into separate the first diversion air duct (12) and the second diversion air duct (13) by described separating device (4), wherein, described first diversion air duct (12) is just to the below being positioned at described diffuser (3) air blowing opening, described second diversion air duct (13) is around the outside of described first diversion air duct (12), and be also provided with filter screen in described first diversion air duct (12) and the second diversion air duct (13),
The air force that another described diffuser (3) can control to enter in described first diversion air duct (12) and the second diversion air duct (13) regulates, and on described base plate and the area of the first area corresponding with described first diversion air duct (12) is greater than the area of second area on described base plate and corresponding with described second diversion air duct (13).
2. blower fan filtering unit according to claim 1, it is characterized in that: described separating device (4) comprises body and fixed block, described body is the truncation rectangular pyramid shape hollow cavities of upper and lower both sides all in uncovered shape, described fixed block is square ring body, wherein, described body is just to the below being positioned at described diffuser (3) air blowing opening, the side of described fixed block and the downside of described body seamlessly transit mutually and are connected and conducting, and the opposite side location of described fixed block is arranged on base plate (10) inner side of described casing.
3. blower fan filtering unit according to claim 2, it is characterized in that: described body and fixed block surround described first diversion air duct (12), the outer side wall of described body and fixed block and the madial wall of described casing surround described second diversion air duct (13) jointly.
4. blower fan filtering unit according to claim 3, is characterized in that: the area ratio of described first area and second area is 5:1.
5. blower fan filtering unit according to claim 3, is characterized in that: the air force that described diffuser (3) can control to enter in described first diversion air duct (12) and the second diversion air duct (13) is equal.
6. blower fan filtering unit according to claim 5, is characterized in that: the structure that described diffuser (3) can control to enter air force in described first diversion air duct (12) and the second diversion air duct (13) equal is: the angle between the blade of described diffuser (3) and horizontal plane is 135 DEG C.
7. blower fan filtering unit according to claim 1, is characterized in that: the filter screen arranged in described first diversion air duct is high efficiency pariculate air (5); The filter screen arranged in described second diversion air duct is medium air filtration net (6).
8. blower fan filtering unit according to claim 1, is characterized in that: the exhaust vent be positioned on the first area of described base plate (10) is tri-angle-holed; The exhaust vent be positioned on the second area of described base plate (10) is circular port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420490997.9U CN204200707U (en) | 2014-08-28 | 2014-08-28 | Blower fan filtering unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420490997.9U CN204200707U (en) | 2014-08-28 | 2014-08-28 | Blower fan filtering unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204200707U true CN204200707U (en) | 2015-03-11 |
Family
ID=52658671
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420490997.9U Expired - Fee Related CN204200707U (en) | 2014-08-28 | 2014-08-28 | Blower fan filtering unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204200707U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111561461A (en) * | 2020-05-25 | 2020-08-21 | 上海普泉优实业有限公司 | Environment-friendly axial-flow fan |
-
2014
- 2014-08-28 CN CN201420490997.9U patent/CN204200707U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111561461A (en) * | 2020-05-25 | 2020-08-21 | 上海普泉优实业有限公司 | Environment-friendly axial-flow fan |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150311 Termination date: 20170828 |