CN212081509U

CN212081509U - FFU fan filter unit of GMP toilet

Info

Publication number: CN212081509U
Application number: CN202020937973.9U
Authority: CN
Inventors: 张伟
Original assignee: Shenzhen Hechuang Zhongying Biotechnology Co ltd
Current assignee: Shenzhen Hechuang Zhongying Biotechnology Co ltd
Priority date: 2020-05-29
Filing date: 2020-05-29
Publication date: 2020-12-04
Anticipated expiration: 2030-05-29

Abstract

The utility model provides a GMP toilet FFU fan filter unit, including various steel sheet and FFU unit, its characterized in that: the color steel plate is provided with an FFU installation port, and a first fixed pressing sheet extending to the center of the FFU installation port is arranged on the FFU installation port; FFU unit (2) include the casing, install fan and the filtering component in the casing, set up in the air intake on casing upper portion and set up in the air outlet of casing lower part, the utility model has the advantages that: the FFU fan filter unit is installed by the mounting frame, the FFU fan filter unit is embedded in a ceiling or a space between a color steel plate and a roof, the front air filter component filters air entering the FFU fan filter unit, and the service life of the FFU fan filter unit is prolonged.

Description

FFU fan filter unit of GMP toilet

Technical Field

The invention relates to the field of air purification devices, in particular to a filter unit of an FFU (fan filter unit) of a GMP (good manufacturing practice) clean room.

Background

FFU is English abbreviation, and Chinese means fan filter unit. The fan filter unit is widely applied to thousands of dust-free rooms in the fields of photoelectric industry, precision electronics, liquid crystal glass, semiconductors, mobile phones and the like.

Traditional FFU fan filter unit mounting means uses special fossil fragments to make into fixed frame around FFU fan filter unit a week, is provided with around fixed frame and hangs muscle connecting device, hangs muscle one end and fixed frame connection, hangs muscle other end fixed mounting on ceiling or various steel sheet, and FFU fan filter unit exposes in the outside of ceiling or various steel sheet.

Because the air inlet and the air outlet of the FFU fan filter unit are relatively close to each other, the mounting structure is easy to enable air filtered by the FFU fan filter unit to be sucked into the FFU fan filter unit again, and indoor air cannot be completely purified due to incomplete indoor air circulation.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the weak point of above-mentioned conventional art, provide an installation FFU fan filter unit, simple to operate is swift, makes FFU fan filter unit not expose in ceiling or various steel sheet outside, and can effectively purify indoor air's FFU fan filter unit.

The purpose of the utility model is achieved through the following technical measures: the utility model provides a GMP toilet FFU fan filter unit, includes various steel sheet and FFU unit, its characterized in that: the color steel plate is provided with an FFU installation port, and a first fixed pressing sheet extending to the center of the FFU installation port is arranged on the FFU installation port; the FFU unit comprises a casing, a fan and a filter assembly which are arranged in the casing, an air inlet arranged at the upper part of the casing and an air outlet arranged at the lower part of the casing, wherein a fixing frame and a second fixing pressing sheet are arranged at the periphery of the lower part of the casing; the first fixed pressing sheet and the second fixed pressing sheet are fixedly connected through a fixing frame, and an air outlet of the FFU unit is provided with a high-efficiency panel for sealing an FFU installation opening and the air outlet.

As a preferred scheme, the first fixed pressing sheet and the second fixed pressing sheet are respectively arranged on two sides of the pressing sheet connecting portion, one end, far away from the pressing sheet connecting portion, of the second fixed pressing sheet is located below the FFU unit to bear the weight of the FFU unit, and one end, far away from the pressing sheet connecting portion, of the first fixed pressing sheet is located above the color steel plate and is arranged at a position, far away from the pressing sheet connecting portion, of the first fixed pressing sheet.

As a preferable scheme, the first fixed pressing sheet, the second fixed pressing sheet and the pressing sheet connecting part are in threaded connection.

As a preferred scheme, the color steel plate is arranged below the roof, an upper air return channel is formed between the color steel plate and the roof, and the upper air return channel is communicated with the air inlet.

As a preferred scheme, an upper air return port is arranged at a position, far away from the FFU unit, of the color steel plate, and the upper air return port is communicated with an indoor upper air return channel.

As a preferable scheme, the upper return air port is sleeved with an upper pre-filter component.

As a preferred scheme, the color steel plate is connected with side wall plates all around, the side wall plates are provided with lower air return ports, side air return channels are formed between the side wall plates and the wall, the lower air return ports are communicated with the side air return channels indoors, and the side air return channels are communicated with the upper air return channels.

As a preferable scheme, the lower return air port is sleeved with a lower preposed filtering component.

Owing to adopted above-mentioned technical scheme, compare with prior art, the utility model has the advantages that: the FFU fan filter unit is installed by the mounting frame, the FFU fan filter unit is embedded in a ceiling or a space between a color steel plate and a roof, the front air filter component filters air entering the FFU fan filter unit, and the service life of the FFU fan filter unit is prolonged.

The utility model discloses a GMP toilet FFU fan filter unit.

The present invention will be further described with reference to the accompanying drawings and the following detailed description.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a partial enlarged sectional view of the mounting port of the FFU unit of the present invention.

Fig. 3 is an exploded view of the color steel plate and the FFU unit of the present invention.

Fig. 4 is a partially enlarged cross-sectional view of the lower return air port of the present invention.

Detailed Description

Example (b): as shown in attached figures 1 and 2, the FFU fan filter unit for the GMP clean room comprises a color steel plate 1 and an FFU unit 2, wherein the color steel plate 1 is installed on a roof through a light steel keel and a matched hanging rib, a gap exists between the color steel plate 1 and the roof, the gap between the color steel plate 1 and the roof is larger than the height of the FFU unit 2, an FFU installation opening 3 is formed in the color steel plate 1, a first fixing pressing sheet 4 extending to the center of the FFU installation opening 3 is arranged on the FFU installation opening 3, the FFU unit 2 comprises a shell, a fan and a filter assembly which are installed in the shell, an air inlet formed in the upper part of the shell and an air outlet formed in the lower part of the shell, a fixing frame 6 and a second fixing pressing sheet 5 are arranged on the periphery of the lower part of the shell, and the fixing frame 6 comprises an upper connecting part fixedly connected with the FFU unit 2 and a pressing sheet connecting part fixedly connected with, The lower connecting part is connected with the lower edge of the periphery of the FFU installing port 3, the middle connecting part is connected with the lower connecting part of the pressing sheet connecting part, and the upper connecting part, the pressing sheet connecting part, the middle connecting part and the lower connecting part of the fixing frame 6 are integrally arranged; the upper connecting portion of mount 6 is provided with the screw hole, the upper connecting portion of mount 6 is connected with the casing through the screw that passes the screw hole, first fixed preforming 4 and the fixed preforming 5 of second are through the bolt fixed connection who passes mount 6, the air outlet of FFU unit 2 is equipped with the high-efficient panel that seals FFU installing port 3 and air outlet.

As shown in the attached drawing 2, a FFU fan filter unit in GMP clean room, the both sides of preforming connecting bolt are arranged in to first fixed preforming 4 and the fixed preforming 5 branch of second, the one end that preforming connecting portion were kept away from to the fixed preforming 5 of second is located FFU unit 2 below and accepts its weight, first fixed preforming 4 and the fixed preforming 5 of second adopt stainless steel or galvanized steel sheet preparation to form, and the leading cause of adopting stainless steel or galvanized steel sheet preparation is to prevent it to rust ageing, the one end that preforming connecting portion were kept away from to first fixed preforming 4 is located various steel sheet 1 top and sets up with lower connecting portion interval various steel sheet 1, first fixed preforming 4 and the fixed preforming 5 of second and preforming connecting portion spiro union setting, the used bolt of spiro union is common bolt on the market.

As shown in figure 3, the FFU fan filter unit of the GMP clean room has a flexible sealing material which is arranged at the mounting port 3 of the FFU in a circle and aims to prevent unpurified air from entering the room.

As shown in fig. 1, in the FFU fan filter unit for the GMP clean room, the color steel plate 1 is arranged below a roof, an upper air return channel 7 is formed between the color steel plate 1 and the roof, the upper air return channel 7 is connected with an upper air return opening 8, and the upper air return opening 8 is communicated with an air inlet of the FFU fan filter unit; the color steel plate comprises a color steel plate 1, and is characterized in that side wall plates 1-1 are connected to the periphery of the color steel plate 1, the joint of the color steel plate 1 and the side wall plates 1-1 is subjected to sealing treatment, a side air return channel 12 is formed between the side wall plates 1-1 and a wall, the side air return channel 12 is communicated with an upper air return channel, the side wall plates 1-1 are provided with lower air return ports 11, the side air return channel 12 is connected with the lower air return ports 1, the upper air return channel 7 and the lower air return ports 11 are respectively provided with a front filter part 10, the front filter part 10 is an air filter, the main reason for installing the front filter part 10 is to purify the air entering the FFU unit and control the air quality entering the FFU unit, and the service life of the FFU fan filter unit can be.

Claims

1. The utility model provides a GMP toilet FFU fan filter unit, includes various steel sheet (1) and FFU unit (2), its characterized in that: the color steel plate is provided with an FFU mounting port (3), and a first fixed pressing sheet (4) extending to the center of the FFU mounting port (3) is arranged on the FFU mounting port (3); the FFU unit (2) comprises a casing, a fan and a filter assembly which are arranged in the casing, an air inlet which is arranged at the upper part of the casing and an air outlet which is arranged at the lower part of the casing, wherein a fixing frame (6) and a second fixing pressing sheet (5) are arranged on the periphery of the lower part of the casing, the fixing frame (6) comprises an upper connecting part which is fixedly connected with the side wall of the FFU unit (2), a pressing sheet connecting part which is fixedly connected with a first fixing pressing sheet (4) and a second fixing pressing sheet (5), a lower connecting part which is connected with the peripheral lower edge of an FFU installation port (3) and an intermediate connecting part which is connected with the peripheral edge of the FFU installation port (3), the intermediate connecting part is connected with the lower connecting part of the pressing sheet connecting part, and the upper connecting part; the first fixed pressing sheet (4) is fixedly connected with the second fixed pressing sheet through a fixing frame (6), and an air outlet of the FFU unit (2) is provided with a high-efficiency panel for sealing an FFU installation opening (3) and the air outlet.

2. The GMP clean room FFU fan filter unit of claim 1, wherein: the both sides of preforming connecting portion are arranged in to first fixed preforming (4) and second fixed preforming (5) branch, the one end that preforming connecting portion were kept away from in second fixed preforming (5) is located FFU unit (2) below and accepts its weight, the one end that preforming connecting portion were kept away from in first fixed preforming (4) is located various steel sheet (1) top and sets up with lower connecting portion interval various steel sheet (1).

3. The GMP clean room FFU fan filter unit of claim 2, wherein: the first fixed pressing sheet (4) and the second fixed pressing sheet (5) are in threaded connection with the pressing sheet connecting part.

4. A GMP clean room FFU fan filter unit according to any one of claims 1 to 3, characterized in that: the color steel plate (1) is arranged below a roof, an upper air return channel (7) is formed between the color steel plate (1) and the roof, and the upper air return channel (7) is communicated with an air inlet (8) of the FFU unit.

5. The GMP clean room FFU fan filter unit of claim 4, wherein: an upper air return port (9) is arranged at a position, far away from the FFU unit (2), of the color steel plate (1), and the upper air return port (9) is communicated with an indoor upper air return channel (7).

6. A GMP clean room FFU fan filter unit according to claim 5, characterized in that: the upper air return port (9) is sleeved with a preposed filtering component (10).

7. The GMP clean room FFU fan filter unit of claim 4, wherein: the color steel plate is characterized in that side wall plates (1-1) are connected to the periphery of the color steel plate (1), a lower air return port (11) is formed in the side wall plates (1-1), a side air return channel (12) is formed between the side wall plates (1-1) and the wall, the lower air return port (11) is communicated with the indoor side air return channel (12), and the side air return channel (12) is communicated with the upper air return channel.

8. The GMP clean room FFU fan filter unit of claim 7, wherein: the lower return air port (11) is sleeved with a lower preposed filtering component (10).