CN220646329U - Air supply mechanism of fan filter unit - Google Patents
Air supply mechanism of fan filter unit Download PDFInfo
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- CN220646329U CN220646329U CN202322392427.8U CN202322392427U CN220646329U CN 220646329 U CN220646329 U CN 220646329U CN 202322392427 U CN202322392427 U CN 202322392427U CN 220646329 U CN220646329 U CN 220646329U
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- 230000007246 mechanism Effects 0.000 title claims abstract description 14
- 238000005192 partition Methods 0.000 claims abstract description 17
- 230000000694 effects Effects 0.000 abstract description 9
- 238000001914 filtration Methods 0.000 abstract description 8
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
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Abstract
The utility model discloses an air supply mechanism of a fan filter unit, and relates to the technical field of fan filter equipment. The utility model comprises an air supply shell, wherein a first air homogenizing plate and a second air homogenizing plate are respectively arranged in the cylinder at the upper end of the air supply shell; six air channels are separated into the interior of the cone body at the lower end of the air supply shell through five partition boards, and a plurality of buffer baffles which are distributed in a staggered manner are arranged on two side walls of each air channel; the lower end cone of the air supply shell is internally provided with a third air homogenizing plate, and the third air homogenizing plate is arranged below the partition plate. According to the utility model, the first air homogenizing plate, the second air homogenizing plate, the partition plate and the third air homogenizing plate are arranged, so that the air supply uniformity can be greatly improved, and the air speed can be remarkably reduced by arranging the air outlet pipe, the air outlet holes and the plurality of buffer baffles, so that the problems of poor filtering effect caused by overlarge air supply flow speed and insufficient air uniformity of the conventional fan filter unit are solved.
Description
Technical Field
The utility model belongs to the technical field of fan filter equipment, and particularly relates to an air supply mechanism of a fan filter unit.
Background
The fan filter unit is a self-powered air supply filter device, the fan filter unit sucks air from the top and filters the air through HEPA, and the filtered clean air is uniformly sent out at the speed of about 0.45m/s plus or minus 20% on the whole air outlet surface. The device is widely applied to dust-free rooms, dust-free operation tables, dust-free production lines, assembled dust-free rooms, local hundred-level application occasions and the like. The fan filter unit can be used for manufacturing a simple clean workbench, a clean shed, a clean transfer cabinet, a clean clothes storage cabinet and the like.
The fan filter unit is composed of a fan, a high-efficiency (ultra-efficient) air filter, a box body, a control unit and the like, air is sucked through the fan, but the air flow rate is too high at the moment, the uniformity of the air is not enough, if the air is directly conveyed to the high-efficiency (ultra-efficient) air filter, the filtering effect is poor, and therefore an air supply mechanism is arranged between the fan and the high-efficiency (ultra-efficient) air filter to buffer the flow rate and force the air to be uniform, and therefore the air supply mechanism of the fan filter unit is provided to solve the problems.
Disclosure of Invention
The utility model aims to provide an air supply mechanism of a fan filter unit, which can greatly improve the uniformity of air supply by arranging a first air homogenizing plate, a second air homogenizing plate, a partition plate and a third air homogenizing plate, can obviously reduce the air speed by arranging an air outlet pipe, an air outlet hole and a plurality of buffer baffles, and solves the problems of poor filtering effect caused by overlarge air supply flow rate and insufficient uniformity of air of the existing fan filter unit.
In order to solve the technical problems, the utility model is realized by the following technical scheme:
the utility model relates to an air supply mechanism of a fan filter unit, which comprises an air supply shell, wherein a first air homogenizing plate and a second air homogenizing plate are respectively arranged in the upper end cylinder of the air supply shell; six air channels are separated into the interior of the cone body at the lower end of the air supply shell through five partition boards, and a plurality of buffer baffles which are distributed in a staggered manner are arranged on two side walls of each air channel; the lower end cone of the air supply shell is internally provided with a third air homogenizing plate, and the third air homogenizing plate is arranged below the partition plate.
Further, the first air homogenizing plate and the second air homogenizing plate have the same specification, and through holes of the first air homogenizing plate and the second air homogenizing plate are distributed in a staggered mode. The staggered distribution can further improve the mixing effect.
Further, the partition plate is fixed between the second air distribution plate and the third air distribution plate.
Further, the air supply housing is disposed between the blower and the air filter for delivering air discharged from the blower to the air filter; the air filter is fixed on the inside bottom surface of box, and the fan is fixed on the inside top surface of box, is provided with the air-supply line on the top surface of box of fan top.
Further, the top of the fan is provided with a wind collecting cover which is matched with the inner diameter of the air inlet pipe; the bottom of the fan is provided with an air outlet pipe, and six air outlet holes uniformly distributed along the circumference are arranged on the cylindrical surface of the air outlet pipe. The air outlet pipe is inserted into the air supply shell, and the air discharged from the air outlet hole collides with the inner wall of the upper cylinder of the air supply shell, so that the speed is reduced.
Further, the length and width of the third air distribution plate are equivalent to those of the air filter. The air can be uniformly distributed in the whole air filter, and the utilization rate and the filtering effect of the air filter are obviously improved.
The utility model has the following beneficial effects:
according to the utility model, the first air homogenizing plate, the second air homogenizing plate, the partition plate and the third air homogenizing plate are arranged, so that the air supply uniformity can be greatly improved, the air exhausted from the air outlet holes is uniformly mixed through the first air homogenizing plate and the second air homogenizing plate, then is divided into six parts through the partition plate, and finally is uniformly mixed again through the third air homogenizing plate, so that the air can be uniformly distributed in the whole air filter, and the utilization rate and the filtering effect of the air filter are both remarkably improved.
According to the utility model, the wind speed can be obviously reduced by arranging the wind outlet pipe, the wind outlet hole and the plurality of buffer baffles, the influence of the excessive wind speed on the filtering effect of the air filter is avoided, the wind discharged from the wind outlet hole collides with the inner wall of the upper cylinder of the air supply shell, the speed is reduced by the plurality of wind homogenizing plates, and finally the speed is further reduced by the plurality of buffer baffles.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of the overall structure;
FIG. 2 is a front cross-sectional view of a blower housing and a fan;
fig. 3 is a schematic view of the internal three-dimensional structure of the blower housing.
In the drawings, the list of components represented by the various numbers is as follows:
1. an air supply shell; 2. a blower; 3. an air filter; 4. a case; 11. a first air homogenizing plate; 12. a second air homogenizing plate; 13. a partition plate; 14. a buffer baffle; 15. a third air homogenizing plate; 21. a wind collecting hood; 22. an air outlet pipe; 23. an air outlet hole; 41. an air inlet pipe.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.
Referring to fig. 1, the present utility model is a blower mechanism of a blower filter unit, including a blower housing 1, wherein the blower housing 1 is disposed between a blower 2 and an air filter 3, and is used for delivering air exhausted from the blower 2 to the air filter 3; the air filter 3 is fixed on the inside bottom surface of the box 4, the fan 2 is fixed on the inside top surface of the box 4, and an air inlet pipe 41 is arranged on the top surface of the box 4 above the fan 2.
As shown in fig. 2 to 3, a first air homogenizing plate 11 and a second air homogenizing plate 12 are respectively arranged in the cylinder at the upper end of the air supply shell 1 one by one, the first air homogenizing plate 11 and the second air homogenizing plate 12 have the same specification, and through holes of the first air homogenizing plate 11 and the second air homogenizing plate 12 are distributed in a staggered manner; six air channels are partitioned into the interior of the cone at the lower end of the air supply shell 1 through five partition plates 13, and a plurality of buffer baffles 14 which are distributed in a staggered manner are arranged on two side walls of each air channel; a third air homogenizing plate 15 is arranged in the conical body at the lower end of the air supply shell 1, and the third air homogenizing plate 15 is arranged below the partition plate 13; the partition plate 13 is fixed between the second air distribution plate 12 and the third air distribution plate 15, and the length and width dimensions of the third air distribution plate 15 are equivalent to those of the air filter 3.
The arrangement of the first air homogenizing plate 11, the second air homogenizing plate 12, the partition plate 13 and the third air homogenizing plate 15 can greatly improve the air supply uniformity, and the air can be uniformly distributed in the whole air filter 3 through the expansion of the conical body at the lower end of the air supply shell 1, so that the utilization rate and the filtering effect of the air filter 3 are obviously improved.
Wherein as shown in fig. 2, the top of the fan 2 is provided with a wind collecting cover 21, and the wind collecting cover 21 is matched with the inner diameter of the air inlet pipe 41; the bottom of the fan 2 is provided with an air outlet pipe 22, and six air outlet holes 23 uniformly distributed along the circumference are arranged on the cylindrical surface of the air outlet pipe 22.
The air outlet pipe 22, the air outlet holes 23 and the buffer baffle plates 14 can obviously reduce the air speed, avoid the influence of the excessive air speed on the filtering effect of the air filter 3, reduce the speed by firstly colliding the air discharged from the air outlet holes 23 with the inner wall of the upper cylinder of the air supply shell 1, reduce the speed by a plurality of air homogenizing plates, and finally reduce the speed by a plurality of buffer baffle plates 14.
The operation of this embodiment is as follows:
when the air conditioner is used, the fan 2 is started, and under the action of the suction force of the fan 2, external air enters the fan 2 through the air inlet pipe 41 and the air collecting cover 21 and is discharged into the air supply shell 1 from the air outlet hole 23;
the wind is uniformly mixed through the first air homogenizing plate 11 and the second air homogenizing plate 12, then the wind is divided into six parts through the partition plate 13, the wind is uniformly mixed again through the third air homogenizing plate 15 after buffering and speed reduction, and the wind can be uniformly distributed in the whole air filter 3;
finally, the air is filtered by an air filter 3 to obtain clean air.
The foregoing is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, and any modification, equivalent replacement, and improvement of some of the technical features described in the foregoing embodiments are all within the scope of the present utility model.
Claims (6)
1. The utility model provides a fan filter unit air supply mechanism, includes air supply casing (1), its characterized in that:
a first air homogenizing plate (11) and a second air homogenizing plate (12) are respectively arranged in the cylinder at the upper end of the air supply shell (1) up and down;
six air channels are partitioned into the interior of the conical body at the lower end of the air supply shell (1) through five partition plates (13), and a plurality of buffer baffles (14) which are distributed in a staggered manner are arranged on two side walls of each air channel;
the inside third air distribution plate (15) that still is provided with of the lower extreme cone of air supply casing (1), third air distribution plate (15) set up in the below of baffle (13).
2. The air supply mechanism of a fan filter unit according to claim 1, wherein the first air homogenizing plate (11) and the second air homogenizing plate (12) have the same specification, and through holes of the first air homogenizing plate and the second air homogenizing plate are distributed in a staggered manner.
3. A blower filter group air supply mechanism according to claim 1, characterized in that the partition plate (13) is fixed between the second air distribution plate (12) and the third air distribution plate (15).
4. A blower filter group blower mechanism according to claim 1, characterized in that the blower housing (1) is arranged between a blower (2) and an air filter (3) for delivering the air discharged from the blower (2) to the air filter (3);
the air filter (3) is fixed on the inner bottom surface of the box body (4), the fan (2) is fixed on the inner top surface of the box body (4), and an air inlet pipe (41) is arranged on the top surface of the box body (4) above the fan (2).
5. A blower filter group air supply mechanism according to claim 4, characterized in that the top of the blower (2) is provided with a wind collecting cover (21), the wind collecting cover (21) is matched with the inner diameter of the air inlet pipe (41);
the bottom of fan (2) is provided with air-out pipe (22), be provided with six air-out holes (23) along circumference evenly distributed on the cylinder of air-out pipe (22).
6. A blower fan assembly blower according to claim 4, characterized in that the length and width of the third air distribution plate (15) is comparable to the length and width of the air filter (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322392427.8U CN220646329U (en) | 2023-09-05 | 2023-09-05 | Air supply mechanism of fan filter unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322392427.8U CN220646329U (en) | 2023-09-05 | 2023-09-05 | Air supply mechanism of fan filter unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220646329U true CN220646329U (en) | 2024-03-22 |
Family
ID=90286395
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322392427.8U Active CN220646329U (en) | 2023-09-05 | 2023-09-05 | Air supply mechanism of fan filter unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220646329U (en) |
-
2023
- 2023-09-05 CN CN202322392427.8U patent/CN220646329U/en active Active
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