CN220269581U

CN220269581U - Fan filter unit

Info

Publication number: CN220269581U
Application number: CN202320644768.7U
Authority: CN
Inventors: 韩宗润
Original assignee: Guangzhou Yongyan Purification Technology Engineering Co ltd
Current assignee: Guangzhou Yongyan Purification Technology Engineering Co ltd
Priority date: 2023-03-28
Filing date: 2023-03-28
Publication date: 2023-12-29
Anticipated expiration: 2033-03-28

Abstract

The utility model relates to a fan filter unit, which comprises a main box body, a fan, a filter and a controller, wherein an air supply channel is formed in the main box body, and two ends of the air supply channel are respectively an air inlet and an air outlet; a bracket is arranged in the main box body, and a fan is arranged on the bracket; the controller is arranged on the outer side of the main box body, and is characterized in that the fan filter unit further comprises a photo-hydrogen ion sterilizer and a time control switch; the photo-hydrogen ion sterilizer is arranged at the outer side of the main box body and is communicated with the air supply channel through a drainage component; the time control switch is in signal connection with the photo-hydrogen ion sterilizer; the filter is arranged at the air outlet and is used for filtering the outflow gas; the time control switch is arranged to avoid excessive generation of disinfection gas caused by too long opening of the photo-hydrogen ion disinfector; the disinfection gas is uniformly dispersed in the main box body through the arrangement of the drainage component, so that the disinfection quality is improved.

Description

Fan filter unit

Technical Field

The present disclosure relates to the field of air purification and filtration devices, and in particular to a fan filter unit.

Background

FFU (Fan Filter Unit) the Chinese name is fan filter unit, and the fan and the filter are combined together to form the self-powered tail end purification equipment

Patent CN211261098U discloses an FFU air purifier, which comprises an FFU shell, wherein a centrifugal fan, a sterilizing lamp, a composite active carbon filter, a high-efficiency filter and a dispersing layer are sequentially arranged in the FFU shell from right to left, the fan is arranged on a shield plate, the right side of the shield plate is connected with an air inlet pipe, a primary filter is arranged at the joint of the shield plate, and the air inlet pipe is connected with an ozone sterilizer in a matched manner;

the above-mentioned patent is through setting up ozone sterilizer in intake pipe department for whole fan filter unit can disinfect and filter the air effectively, obtains air-purifying, but the above-mentioned patent still has following problem:

although the fan filter unit is provided with the sterilizing device, the sterilizing device is always started or is started and stopped simultaneously along with the fan filter unit in the using process of the fan filter unit, and the ozone sterilizer disclosed in the patent kills viruses and bacteria in the air by utilizing ozone according to the sterilizing principle, but the sterilizing device has low oxidizing property of a common oxidant, so that the decomposing of pollutants is not thorough, the toxicity of decomposed intermediate products is even larger than that of the original pollutants, and meanwhile, the generated gas is usually excessive during sterilization, if the sterilizing device is always started, the generated sterilizing gas is accumulated into a room, and is harmful to human bodies.

Disclosure of Invention

In order to solve the problems in the prior art, the disclosure aims to provide a fan filter unit, so as to solve the problem that an optical hydrogen ion sterilizer cannot be started or stopped at regular time in the existing fan filter unit.

The fan filter unit comprises a main box body, a fan, a filter and a controller, wherein an air supply channel is formed in the main box body, and two ends of the air supply channel are respectively provided with an air inlet and an air outlet; a bracket is arranged in the main box body, and the fan is arranged on the bracket; the controller is arranged on the outer side of the main box body, and the fan filter unit further comprises a photo-hydrogen ion sterilizer and a time control switch;

the photo-hydrogen ion sterilizer is arranged at the outer side of the main box body and is communicated with the main box body through a drainage component so that sterilizing gas generated by the photo-hydrogen ion sterilizer uniformly enters the main box body; the time control switch is in signal connection with the photo-hydrogen ion sterilizer;

the filter is arranged at the air outlet and is used for filtering the outflow gas.

Preferably, the drainage subassembly include drainage case, two drainage tubes and four aspiration pumps, the drainage case sets up the main tank outside, with the main tank is connected, the photo hydrogen ion sterilizer sets up the drainage incasement, the top of drainage case is provided with two drainage mouths, the top of main tank is provided with four through-holes, four through-hole evenly distributed is in the outside of air intake, and every through-hole all is provided with the aspiration pump, one the drainage mouth with two the through-hole is linked together through one the drainage tube.

Preferably, the fan filter unit further comprises a secondary box body, the secondary box body is arranged on the side surface of the main box body, which is far away from the drainage box, and is connected with the main box body, and the controller and the time control switch are both arranged on the inner side of the secondary box body, and the operation panel of the controller and the operation panel of the time control switch face towards one side, which is far away from the main box body, of the secondary box body.

Preferably, the filter is arranged in the main box body and is connected with the main box body;

or the filter is arranged outside the main box body, and one end of the filter is attached to the air outlet.

Preferably, the fan filter unit further comprises a diffuser plate, the diffuser plate is arranged outside the main box body, the diffuser plate is connected with the main box body, and the diffuser plate is attached to the air outlet;

or the flow dispersing plate is arranged outside the main box body, the flow dispersing plate is connected with the filter, and one end of the flow dispersing plate is attached to one end of the filter, which is far away from the air outlet.

Preferably, the outer side edge of the air inlet and the outer side edge of the air outlet are recessed towards the inner direction of the air supply channel, sealing steps are respectively formed on the air inlet and the air outlet, and sealing gaskets are respectively covered on the two sealing steps.

Preferably, the fan filter unit further comprises four connecting pieces, wherein the four connecting pieces are respectively arranged at the top of the main box body and are positioned at four corners of the main box body.

The utility model discloses a fan filter unit, its advantage lies in:

the time control switch is arranged and is in signal connection with the photo-hydrogen ion sterilizer, so that a user can set the time interval for starting and stopping the photo-hydrogen ion sterilizer, the situation that excessive sterilizing gas is generated due to the fact that the photo-hydrogen ion sterilizer is started for too long is avoided, and the user can set the time interval for starting and stopping the photo-hydrogen ion sterilizer according to the needs of the user; and the drainage component is arranged, so that the photo-hydrogen ion sterilizer does not need to be arranged in the main box body, and the sterilizing gas is uniformly distributed in the main box body, thereby avoiding the condition of uneven sterilizing gas distribution and poor sterilizing quality caused by the installation of the photo-hydrogen ion sterilizer inside.

Drawings

FIG. 1 is a schematic view of a first connection of a fan filter unit filter to a diffuser plate according to the present disclosure;

FIG. 2 is a top view of FIG. 1;

fig. 3 is a schematic structural diagram of a second connection mode of a fan excess unit filter and a diffuser plate according to the present disclosure.

Reference numerals illustrate: the device comprises a main box body 1, a fan 2, a filter 3, a controller 4, a 5-photo-hydrogen ion sterilizer, a 6-drainage component, a 61-drainage box, a 62-drainage pipe, a 7-time control switch, an auxiliary box body 8, a 9-flow dispersing plate and a 10-connecting piece.

Detailed Description

As shown in fig. 1, a fan filter unit according to the present disclosure includes a main box 1, a fan 2, a filter 3 and a controller 4, wherein an air supply channel is formed in the main box 1, two ends of the air supply channel are an air inlet and an air outlet respectively, the fan 2 is preferably a centrifugal fan 2, the fan 2 is disposed in the box and connected with the main box 1, and a bracket is disposed in the main box 1 for supporting the fan 2; the controller 4 is arranged on the outer side of the main box body 1, is connected with the fan 2 through a signal and is used for controlling the start and stop of the fan 2, and the fan filter unit further comprises a photo-hydrogen ion sterilizer 5 and a time control switch 7; the filter 3 is used for filtering out large particles in the gas flowing through the filter 3, and the filter 3 is connected with the main box body 1 and is preferably arranged perpendicular to the air supply channel;

the photo-hydrogen ion sterilizer 5 is selected to replace an ozone sterilizer, because of the particularity of the photo-hydrogen ion sterilizer 5 equipment, the photo-hydrogen ion sterilizer 5 is required to be arranged in a main box body instead of an FFU air purifier as in a patent CN211261098U, an ozone generator is arranged at an air inlet pipe, when the photo-hydrogen ion sterilizer 5 is arranged in the main box body, the optimal arrangement position is coaxially arranged with an air supply channel, but when the photo-hydrogen ion sterilizer 5 is coaxially arranged, an air outlet is blocked by the air outlet, so that the photo-hydrogen ion sterilizer 5 is required to be arranged at one side in the main box body, and the photo-hydrogen ion sterilizer 5 is arranged at one side, so that the distribution of sterilizing gas in the main box body is uneven, and the sterilizing quality is poor;

the photo-hydrogen ion sterilizer 5 is arranged on the outer side of the main box body 1 and is communicated with the main box body 1 through a drainage component 6, the drainage component 6 conveys sterilizing gas generated by the photo-hydrogen ion sterilizer 5 into the main box body 1, and fresh air and the sterilizing gas are mixed, so that the sterilization and disinfection of the fresh air are realized; the time control switch 7 can be arranged on the same side as the controller 4 or on different sides; preferably, the time control switch 7 and the controller 4 are arranged on the same side, the photo-hydrogen ion sterilizer is arranged on one side far away from the time control switch 7 and the controller 4, the time control switch 7 is in signal connection with the photo-hydrogen ion sterilizer 5, and the time control switch 7 is selected from a bull microcomputer time control switch 7 timer LKG-316T;

the time control switch 7 can set up the start-stop time of light hydrogen ion sterilizer 5, through setting up time control switch 7 and with time control switch 7 and light hydrogen ion sterilizer 5 signal connection for the user can set up the time interval that light hydrogen ion sterilizer 5 started and stopped, has avoided light hydrogen ion sterilizer 5 to open too soon and has led to the condition of disinfection gas excessive production to take place on the one hand, and on the other hand the user can set up the start-stop interval of light hydrogen ion sterilizer 5 according to self demand.

Further, as shown in fig. 2, the drainage component 6 of the fan filter unit disclosed in the disclosure includes a drainage box 61 and two drainage tubes 62, the drainage box 61 is arranged at the outer side of the main box 1, and is connected with the main box 1 and the joint is attached to the main box 1; two drainage holes are arranged at the top of the drainage box 61; four through holes are formed at the top of the main box body 1 and are uniformly distributed on the outer side of the air inlet, an air pump is arranged on each through hole, each shunt tube is respectively communicated with two through holes and one drainage hole, each drainage tube 62 is integrally formed with the through holes and the drainage holes so as to ensure the tightness of the joint, the arrangement positions of the two shunt tubes do not obstruct the air supply efficiency of the air inlet, and the sterilizing gas generated by the photo-hydrogen ion sterilizer 5 is uniformly pumped into the main box body 1 by the air pump.

Through the setting of drainage subassembly 6 and evenly divide the through-hole at main tank body 1 top to establish in the outside of air intake for after sterilizing gas got into main tank body 1, more mixed with the new trend soon, and then improve disinfection's efficiency, make the gaseous inhomogeneous defect of sterilizing gas in main tank body 1 that light hydrogen ion sterilizer 5 produced evenly send into in main tank body 1 through the setting of aspiration pump simultaneously, and then avoided the traditional mode of setting of light hydrogen ion sterilizer 5 to bring.

Further, in order to ensure the beauty of the fan filter unit, a secondary box body 8 is arranged on one side of the main box body 1 far away from the drainage box 61, the secondary box body 8 is connected with the main box body 1, the joint is attached to the same side of the controller 4 and the time control switch 7 in the secondary box body 8, and meanwhile, the control panel of the controller 4 and the control panel of the time control switch 7 face one side of the secondary box body 8 far away from the main box body 1, so that a user can touch the control panel of the controller 4 and the operation panel of the time control switch 7; the auxiliary box body 8 is arranged at one side far away from the drainage box 61, so that the attractive appearance of the fan filter unit disclosed by the disclosure can be ensured, and the fan filter unit corresponds to the drainage box 61; and because both parties are baseball, the gravity center of the two parties is ensured not to deviate too much.

Further, the filter 3 is provided at the following two embodiments:

1. as shown in fig. 1, the filter 3 is disposed inside the main casing 1 and connected to the main casing 1, and the filter 3 and the main casing 1 may be connected in such a manner that two sides of the filter 3 are respectively connected to two inner sides of the main casing 1; or the top edge of the filter 3 is connected with the top surface of the main box body 1; the filter 3 is detachably arranged in the main box body 1 by adopting common connection modes such as bolt connection and the like with the inner side of the main box body 1;

2. as shown in fig. 3, the filter 3 is disposed outside the main casing 1 and connected to the main casing 1, the main casing 1 is attached to the air outlet at one end of the filter 3, and the air outlet and the filter 3 can be attached to each other by a magnetic attachment: the outside border at the air outlet is provided with the protruding lug of downward bulge's round platform form, is provided with first magnetism spare in the one end that keeps away from the air outlet of lug, and the one end that filter 3 has the air outlet to be connected is formed with the recess with lug looks adaptation in the lug relevant position, and the bottom of recess is equipped with the second magnetism spare opposite with first magnetism spare magnetism.

Further, fresh air can be supplied into a room after passing through the photo-hydrogen ion sterilizer 5 and the filter 3, and in order to make the fresh air diffuse rapidly in the room, a diffuser plate 9 is arranged outside the main box 1, and according to the setting position of the filter 3, the setting position of the diffuser plate 9 has the following two embodiments:

1. as shown in fig. 1, the filter 3 is arranged in the main box 1, one end of the air dispersing plate 9 is attached to the air outlet, and the air dispersing plate 9 and the air outlet can be attached through a magnetic piece;

2. as shown in fig. 3, the filter 3 is arranged outside the main box 1, the diffuser plate 9 is arranged at one end of the filter 3 far away from the air outlet, one end of the diffuser plate 9 is attached to one end of the filter 3 far away from the air outlet, and the diffuser plate 9 and the filter 3 are connected with the filter 3 through a plurality of protection angles;

the other end of the diffuser plate 9 is communicated with and matched with the ventilation opening of the room.

Through the setting of the diffuser plate 9, and then improve the air supply efficiency of fan filter unit of this disclosure.

Further, in order to guarantee the leakproofness of fan filter unit of this disclosure, the outside border of air intake and the outside border of air outlet all are sunken to the inside direction of air supply channel, do not are formed with sealed step at air intake and air outlet respectively, all cover on two sealed steps and have sealed pad (not shown in the figure), through sealed setting up of pad, improve the leakproofness of fan filter unit of this disclosure, make the air supply efficiency of fan filter unit promote.

Further, the fan filter unit disclosed by the disclosure is usually arranged in an interlayer of a building, the top of the fan filter unit is connected with a keel of the building, an air inlet of the fan filter unit is communicated with an air supply pipeline of the building, and an air outlet of the fan filter unit is communicated with a room; the top of fan filter unit is provided with four connecting pieces 10, and four connecting pieces 10 set up the four corners department at the top of fan filter unit respectively, and two connecting pieces 10 are a set of, pass two connecting pieces 10 and fossil fragments through the screw rod to fix through the bolt, be connected fan filter unit with the fossil fragments of building, guarantee fan filter unit's stability.

In the description of the present disclosure, it should be understood that the azimuth or positional relationships indicated by the azimuth terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal", and "top, bottom", etc., are generally based on the azimuth or positional relationships shown in the drawings, merely to facilitate description of the present disclosure and simplify the description, and without being otherwise described, these azimuth terms do not indicate and imply that the apparatus or elements referred to must have a specific azimuth or be configured and operated in a specific azimuth, and thus should not be construed as limiting the scope of protection of the present disclosure.

It will be apparent to those skilled in the art from this disclosure that various other changes and modifications can be made which are within the scope of the utility model as defined in the claims.

Claims

1. The fan filter unit comprises a main box body (1), a fan (2), a filter (3) and a controller (4), wherein an air supply channel is formed in the main box body (1), and two ends of the air supply channel are respectively an air inlet and an air outlet; a bracket is arranged in the main box body (1), and the fan (2) is arranged on the bracket; the controller (4) is arranged at the outer side of the main box body (1), and is characterized in that the fan filter unit further comprises a photo-hydrogen ion sterilizer (5) and a time control switch (7);

the photo-hydrogen ion sterilizer (5) is arranged at the outer side of the main box body (1), and the photo-hydrogen ion sterilizer (5) is communicated with the main box body (1) through a drainage component (6) so that sterilizing gas generated by the photo-hydrogen ion sterilizer (5) uniformly enters the main box body (1); the time control switch (7) is in signal connection with the photo-hydrogen ion sterilizer (5);

the filter (3) is arranged at the air outlet and is used for filtering the outflow gas.

2. The fan-filter unit according to claim 1, wherein the drainage assembly (6) comprises a drainage box (61), two drainage pipes (62) and four air pumps, the drainage box (61) is arranged on the outer side of the main box body (1) and is connected with the main box body (1), the photo-hydrogen ion sterilizer (5) is arranged in the drainage box (61), two drainage ports are arranged at the top of the drainage box (61), four through holes are formed in the top of the main box body (1), the four through holes are uniformly distributed on the outer side of the air inlet, and each through hole is provided with an air pump, and one drainage port is communicated with two through one drainage pipe (62).

3. The fan filter unit according to claim 2, further comprising a secondary box body (8), wherein the secondary box body (8) is arranged on the side surface of the primary box body (1) away from the drainage box (61) and is connected with the primary box body (1), the controller (4) and the time control switch (7) are both arranged on the inner side of the secondary box body (8), and the operation panel of the controller (4) and the operation panel of the time control switch (7) face towards the side of the secondary box body (8) away from the primary box body (1).

4. Fan-filter unit according to claim 1, characterized in that the filter (3) is arranged inside the main tank (1) and is connected to the main tank (1);

or the filter (3) is arranged outside the main box body (1), and one end of the filter (3) is attached to the air outlet.

5. The fan-filter unit according to claim 4, further comprising a diffuser plate (9), the diffuser plate (9) being disposed outside the main housing (1), the diffuser plate (9) being connected to the main housing (1) and the diffuser plate (9) being attached to the air outlet;

or the flow dispersing plate (9) is arranged outside the main box body (1), the flow dispersing plate (9) is connected with the filter (3), and one end of the flow dispersing plate (9) is attached to one end of the filter (3) away from the air outlet.

6. The fan filter unit of claim 5, wherein the outer side edge of the air inlet and the outer side edge of the air outlet are recessed toward the inner direction of the air supply channel, sealing steps are respectively formed on the air inlet and the air outlet, and sealing gaskets are respectively covered on the sealing steps.

7. The fan-filter unit according to claim 5, further comprising four connectors (10), the four connectors (10) being respectively disposed at the top of the main housing (1) and at four corners of the main housing (1).