CN213955556U

CN213955556U - Fan filtering component

Info

Publication number: CN213955556U
Application number: CN202023312818.7U
Authority: CN
Inventors: 杭正新; 秦玉国
Original assignee: Suzhou Xinzhiyuan Clean Technology Co ltd
Current assignee: Suzhou Xinzhiyuan Clean Technology Co ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-08-13
Anticipated expiration: 2030-12-31

Abstract

The utility model relates to a fan filtering component which is applied in the technical field of air purification equipment, solves the problems that the filtering performance of a high-efficiency filter is poor, and workers can not find and maintain the high-efficiency filter in time, the noise-proof assembly comprises a first air deflector and a second air deflector, wherein the first air deflector and the second air deflector are arranged on two sides in the shell and are provided with a plurality of flow scattering holes; the pressure in the shell is detected, and the efficient filter is replaced in time.

Description

Fan filtering component

Technical Field

The utility model relates to an air purification equipment technical field especially relates to a fan filtering component.

Background

Traditional fan filtering component is because its structural reason, fan filtering component only possesses single air supply function, when fan filtering component live time overlength, its inside high efficiency filter's filtration performance is relatively poor, the staff can not timely discovery and maintain it, and then cause dustless indoor air purification not up to standard, and fan filtering component is at the in-process of convulsions, because enter into the inside wind vertically of box and blow to in the high efficiency filter, lead to the inside wind current uneven distribution of box, produce the noise easily when fan filtering component during operation.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a fan filtering component, the filtering capability who has solved high efficiency filter is relatively poor, and the staff can not timely discovery and maintain it, and then cause dustless indoor air purification not up to standard, and the problem of fan filtering component during operation noise production easily.

In order to achieve the above purpose, the utility model adopts the technical scheme that:

the utility model provides a fan filter assembly, which comprises a shell with an opening at the lower part, wherein a fan, a noise-proof assembly, a high-efficiency filter and an air outlet cover are sequentially arranged in the shell along the height from top to bottom, the top end of the shell is connected with an electric control box by a bolt, a pressure difference sensor is arranged on the shell, a detection probe of the pressure difference sensor is penetrated into the shell and is arranged between the fan and the high-efficiency filter, the data transmission end of the pressure difference sensor is electrically connected with the electric control box, one side of the shell, which is positioned on the pressure difference sensor, is provided with a pressure difference alarm indicator lamp which is electrically connected with the electric control box, the noise-proof assembly comprises a first air deflector and a second air deflector, the first air deflector and the second air deflector are arranged at the two sides in the shell and are oppositely and symmetrically arranged by taking the fan as a symmetric center, the first air deflector and the second air deflector are both provided with a plurality of flow dispersing holes.

Furthermore, go out the fan housing and include the bottom plate and set up the fixed plate at bottom plate edge all around, the open end bolted connection of fixed plate and casing, all be provided with a plurality of air outlet on the fixed plate of bottom plate and bottom plate edge all around.

Further, a pressure display meter for displaying pressure changes is arranged on the shell and electrically connected with the electric control box.

Further, the top of casing is provided with the intake stack, the one end of intake stack communicates with the air intake of fan, be provided with the primary filter in the intake stack, the primary filter can be dismantled with the intake stack and be connected.

Further, the cross-section of the primary filter plate is in a waveform arrangement.

Because of the application of the technical scheme, compared with the prior art, the utility model has the following advantages:

the utility model discloses a fan filtering component, detect the pressure of casing inside through differential pressure sensor, when the pressure differential signal in the casing does not reach the pressure differential predetermined value, pressure differential alarm indicator shows green under the control of electrical control box, when the pressure differential signal in the casing surpassed the pressure differential predetermined value, pressure differential alarm indicator shows red under the control of electrical control box, consequently remind maintainer in time to change high efficiency filter through pressure differential alarm indicator, through the change of pressure display table convenience of customers audio-visual observation casing internal pressure, change to the internal pressure of casing carries out real-time supervision;

furthermore, the fan sucks the air in the shell, part of the air passes through the dispersing holes in the first air deflector and the second air deflector, part of the air directly blows to the efficient filter, the problem of uneven air flow in the shell is solved through the first air deflector and the second air deflector, and then the noise generated during the work of the fan filtering component is reduced.

Drawings

Some specific embodiments of the present invention will be described in detail hereinafter, by way of illustration and not by way of limitation, with reference to the accompanying drawings. The same reference numbers in the drawings identify the same or similar elements or components. Those skilled in the art will appreciate that the drawings are not necessarily drawn to scale. In the drawings:

fig. 1 is a schematic view of the overall structure in the embodiment of the present invention;

FIG. 2 is a main sectional view of the overall structure in the embodiment of the present invention;

FIG. 3 is an enlarged view at A in FIG. 2;

fig. 4 is a side sectional view of the overall structure in the embodiment of the present invention.

Wherein the reference numerals are as follows:

1. a housing; 2. a fan; 3. the high-efficiency filter 4 and the noise-proof component; 41. a first air deflector; 42. a second air deflector; 43. a dispersion hole; 5. an electrical control box; 6. a differential pressure sensor; 7. a pressure difference alarm indicator light; 8. a pressure display gauge; 9. An air outlet cover; 91. a base plate; 92. a fixing plate; 93. an air outlet; 10. an air inlet pipeline; 11. a primary filter plate.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

Referring to fig. 1 and 2, for the fan filter assembly provided by the present invention, including a housing 1 with an opening at the lower part, a fan 2, a noise-proof assembly 4, a high efficiency filter 3 and an air outlet cover 9 are sequentially arranged in the housing 1 along the height of the housing from top to bottom, the fan 2 pumps the outside air into the housing 1, the high efficiency filter 3 filters the air pumped in by the fan 2, and the filtered clean air enters the clean room through the air outlet cover 9; an electrical control box 5 is connected to the top end of a shell 1 through a bolt, a differential pressure sensor 6 is arranged on the shell 1, a detection probe of the differential pressure sensor 6 is arranged in the shell in a penetrating mode and located between a fan 2 and a high-efficiency filter 3, a data transmission end of the differential pressure sensor 6 is electrically connected with the electrical control box 5, a differential pressure alarm indicator lamp 7 is arranged on one side of the shell 1, which is located on the differential pressure sensor 6, the differential pressure alarm indicator lamp 7 is electrically connected with the electrical control box 5, when the fan filter assembly is used for a long time, more dust and impurities exist in the high-efficiency filter 3 inside the fan filter assembly, the filtering performance of the high-efficiency filter 3 is poor, and the pressure inside the shell 1 can be changed, so that the pressure inside the shell 1 is detected through the differential pressure sensor 6, when a differential pressure signal in the shell 1 does not reach a differential pressure preset value, the differential pressure signal is transmitted into the electrical control box 5 through a data output end of the differential pressure sensor 6, the pressure difference alarm indicator lamp 7 displays green under the control of the electrical control box 5, when a pressure difference signal in the shell 1 exceeds a pressure difference preset value, the pressure difference alarm indicator lamp 7 displays red under the control of the electrical control box 5, so that maintenance personnel are reminded to replace the high-efficiency filter 3 in time through the pressure difference alarm indicator lamp 7, a pressure display meter 8 for displaying pressure change is arranged on the shell 1, the pressure display meter 8 is electrically connected with the electrical control box 5, a user can conveniently and visually observe the change of the pressure in the shell 1 through the pressure display meter 8, and the change of the pressure in the shell 1 is monitored in real time; the noise-proof assembly 4 comprises a first air deflector 41 and a second air deflector 42, the first air deflector 41 and the second air deflector 42 are arranged on two sides inside the shell 1 and symmetrically arranged in opposite directions by taking the fan 2 as a symmetric center, the first air deflector 41 and the second air deflector 42 are respectively provided with a plurality of flow dispersing holes 43, the noise-proof assembly 4 is arranged in the shell 1, the fan 2 sucks air in the shell 1, a part of air passes through the flow dispersing holes 43 on the first air deflector 41 and the second air deflector 42, and part of air directly blows to the efficient filter 3, the problem of uneven air flow in the shell 1 is solved through the first air deflector 41 and the second air deflector 42, and noise generated when the fan filtering assembly works is further reduced.

Further, referring to fig. 3, the air outlet housing 9 includes a bottom plate 91 and a fixing plate 92 disposed at the edge of the bottom plate 91, the fixing plate 92 is bolted to the opening end of the housing 1, a plurality of air outlets 93 are disposed on the fixing plates 92 at the edge of the bottom plate 91 and the edge of the bottom plate 91, a part of the clean air filtered by the high efficiency filter 3 is directly and vertically blown into the clean room through the upper air outlet 93 of the bottom plate 91, and another part of the clean air is blown out through the air outlet 93 of the fixing plate 92 to form a horizontal air flow, which can enter the upper space of the clean room, so that most of the space in the clean room is located in an air region, thereby greatly improving the cleaning efficiency in the clean room.

Further, refer to fig. 2 and 4, be provided with air inlet pipe 10 on the top of casing 1, air inlet pipe 10's one end and fan 2's air intake intercommunication, be provided with in the air inlet pipe 10 and just imitate filter 11, just imitate filter 11 and air inlet pipe 10 can dismantle and be connected, carry out first filtration to the air in the external world through just imitating filter 11, reduce the dust that enters into casing 1 inside, the impurity content, play supplementary and the effect of protection to high efficiency filter 3, can prolong high efficiency filter 3's life, through dismantling the connection, can realize the change of just imitating filter 11, wherein just imitate filter 11's cross-section is the wave form setting, can increase just imitate filter 11 and the area of contact of air, the dust impurity in the air of better filtration.

In summary, the following steps: the pressure inside the casing 1 is detected by the differential pressure sensor 6, and when the differential pressure signal inside the casing 1 does not reach the differential pressure preset value, the differential pressure signal is transmitted to the electrical control box 5 through the data output end of the differential pressure sensor 6, and then the differential pressure alarm indicator lamp 7 displays green under the control of the electrical control box 5, when the pressure difference signal in the shell 1 exceeds the preset pressure difference value, the pressure difference alarm indicator lamp 7 displays red color under the control of the electric control box 5, therefore, the pressure difference alarm indicator lamp 7 reminds maintenance personnel to replace the high-efficiency filter 3 in time, the pressure display meter 8 is convenient for users to visually observe the change of the internal pressure of the shell 1, the change of the internal pressure of the shell 1 is monitored in real time, and the problem of uneven air flow in the shell 1 is solved through the first air guide plate 41 and the second air guide plate 42, so that the noise generated when the fan filter assembly works is reduced.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and to implement the present invention, so as not to limit the protection scope of the present invention, and all equivalent changes or modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.

Claims

1. A fan filter assembly is characterized by comprising a shell with an opening at the lower part, wherein a fan, a noise-proof assembly, a high-efficiency filter and an air outlet cover are sequentially arranged in the shell from top to bottom along the height of the shell, an electrical control box is connected to the top end of the shell through a bolt, a pressure difference sensor is arranged on the shell, a detection probe of the pressure difference sensor is assembled in the shell in a penetrating manner and is positioned between the fan and the high-efficiency filter, a data transmission end of the pressure difference sensor is electrically connected with the electrical control box, a pressure difference alarm indicator lamp is arranged on one side of the shell, which is positioned on the pressure difference sensor, and is electrically connected with the electrical control box, the noise-proof assembly comprises a first air deflector and a second air deflector, the first air deflector and the second air deflector are arranged on two sides in the shell and are oppositely and symmetrically arranged by taking the fan as a symmetric center, the first air deflector and the second air deflector are both provided with a plurality of flow dispersing holes.

2. The fan filter assembly according to claim 1, wherein the outlet housing comprises a bottom plate and a fixing plate disposed at a peripheral edge of the bottom plate, the fixing plate is bolted to the open end of the housing, and a plurality of air outlets are disposed on the fixing plate at the peripheral edge of the bottom plate and the fixing plate at the peripheral edge of the bottom plate.

3. The fan filter assembly according to claim 1 or 2, wherein a pressure display meter for displaying pressure changes is arranged on the housing, and the pressure display meter is electrically connected with the electrical control box.

4. The fan filter assembly according to claim 3 wherein the top end of the housing is provided with an air inlet duct, one end of the air inlet duct is in communication with an air inlet of the fan, a primary filter plate is disposed in the air inlet duct, and the primary filter plate is detachably connected to the air inlet duct.

5. The fan filter assembly of claim 4 wherein the cross-section of the primary filter plate is corrugated.