CN215539258U - Dust-protection type FFU laminar flow air supply unit - Google Patents

Abstract

The utility model discloses a dustproof FFU laminar flow air supply unit, and relates to the technical field of air purification and filtration devices. Including last box, lower box and protection casing, go up box under the bottom joint of box, the top center threaded connection who goes up the box has the protection casing, the bottom both sides fixedly connected with installation piece of going up the box, the both sides of box are provided with the bead down, the installation piece is connected with the bead, the inner chamber of going up the box is provided with places the chamber, it is provided with the fan to place the intracavity, the inner chamber of box is provided with high efficiency filter down, the air outlet has been seted up to the bottom of box down. This dust type FFU laminar flow air supply unit possesses effectively dustproof, prevents that the dust from piling up in the box to and the convenient advantage of dismantling.

Description

Dust-protection type FFU laminar flow air supply unit

Technical Field

The utility model relates to the technical field of air purification and filtration devices, in particular to a dustproof FFU laminar flow air supply unit.

Background

FFU is fan filter unit, is an air self-purification device, but indoor furred ceiling installation or place on the support, also can be used to the terminal air supply of clean room, generally includes FFU box and high efficiency filter among the FFU filter unit, and the fan in the FFU box absorbs the air from the exterior space and discharges to the external world after filtering and purifying through high efficiency filter.

The existing FFU laminar flow air supply unit is used for absorbing outside air, a large amount of dust which can be frequently accumulated in the FFU laminar flow air supply unit, if the accumulated dust in the FFU box body is too much, the FFU efficiency can be influenced, the existing FFU laminar flow air supply unit is not convenient to disassemble and assemble, and therefore the dustproof FFU laminar flow air supply unit is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a dustproof FFU laminar flow air supply unit which has the advantages of effectively preventing dust, preventing a large amount of dust from accumulating in an FFU box body and being convenient to disassemble, and solves the problems that the dust in the FFU box body is easy to accumulate too much and is inconvenient to disassemble.

In order to realize the purposes of effectively preventing dust, preventing dust from being accumulated in a large amount in an FFU box body and facilitating disassembly, the utility model provides the following technical scheme: the utility model provides a dust type FFU laminar flow air supply unit, includes box, lower box and protection casing, box under the bottom joint of going up the box, the top central thread of going up the box has the protection casing, the bottom both sides fixedly connected with installation piece of going up the box, the both sides of box are provided with the bead down, the installation piece is connected with the bead, the inner chamber of going up the box is provided with places the chamber, it is provided with the fan to place the intracavity, the inner chamber of box is provided with high efficiency filter down, the air outlet has been seted up to the bottom of box down.

As a preferred technical scheme of the utility model, the protection cover is hollow, the top of the protection cover is provided with a protection iron net, the inner cavity of the protection cover is positioned below the protection iron net and is provided with a dust filter net, and the inner cavity of the protection cover is positioned below the dust filter net and is provided with an active carbon adsorption layer.

As a preferable technical scheme of the utility model, the bottom of the mounting block is fixedly connected with a first clamping block, and the top of the convex edge is provided with a first clamping groove.

As a preferred technical scheme of the utility model, the top of the lower box body is fixedly connected with a second clamping block, and the bottom of the upper box body is provided with a second clamping groove.

As a preferred technical scheme of the utility model, an upper sealing ring is arranged at the bottom edge of the upper box body, and a lower sealing ring is arranged at the top edge of the lower box body.

As a preferred technical scheme, one side of the first clamping block is provided with a limiting groove, the limiting groove is clamped and connected with a limiting rod, the limiting rod is connected in the through groove in a sliding mode, the through groove is communicated with the first clamping groove, a spring is sleeved on the part, located in the through groove, of the limiting rod, the surface of the limiting rod is also fixedly provided with a limiting block, one end of the spring is fixedly connected to the limiting block, the other end of the spring is fixedly connected to the inner wall of the through groove, and the part, extending out of the through groove, of the limiting rod is fixedly connected with a pulling block.

Compared with the prior art, the utility model provides a dustproof FFU laminar flow air supply unit which has the following beneficial effects:

1. this dust type FFU laminar flow air supply unit, through setting up the protection casing, the protection casing top sets up protection iron mesh, and the inner chamber of protection casing sets up and strains dirt net and active carbon adsorption layer, and when the fan absorbed outside air and got into in the FFU box, the air can be through straining dirt net and active carbon adsorption layer, was filtered the dust wherein.

2. This dust type FFU laminar flow air supply unit, through setting up installation piece, bead, first fixture block, first draw-in groove, second fixture block, second draw-in groove, the installation piece is connected on the bead, and first fixture block joint is in first draw-in groove, and second fixture block joint is in the second draw-in groove, and first fixture block is spacing by the gag lever post, has played the effect of making things convenient for the dismouting.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural diagram of the upper case of the present invention;

FIG. 3 is a schematic structural view of the lower case of the present invention;

FIG. 4 is a schematic plan view of the present invention;

fig. 5 is an enlarged schematic view of the utility model at a.

In the figure: 1. an upper box body; 2. a lower box body; 3. a protective cover; 4. mounting blocks; 5. a placement chamber; 6. a fan; 7. a rib; 8. a high efficiency filter; 9. a protective iron net; 10. a dust filter screen; 11. an activated carbon adsorption layer; 12. a first clamping block; 13. a first card slot; 14. a second fixture block; 15. a second card slot; 16. an upper sealing ring; 17. a lower seal ring; 18. a limiting groove; 19. a limiting rod; 20. a spring; 21. and (5) pulling the block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-5, the utility model discloses a dustproof FFU laminar flow air supply unit, which comprises an upper box body 1, a lower box body 2 and a protective cover 3, wherein the bottom of the upper box body 1 is clamped with the lower box body 2, the protective cover 3 is in threaded connection with the center of the top of the upper box body 1, mounting blocks 4 are fixedly connected to two sides of the bottom of the upper box body 1, ribs 7 are arranged on two sides of the lower box body 2, the mounting blocks 4 are connected with the ribs 7, a placing cavity 5 is arranged in the inner cavity of the upper box body 1, a fan 6 is arranged in the placing cavity 5, a high-efficiency filter 8 is arranged in the inner cavity of the lower box body 2, and an air outlet is formed in the bottom of the lower box body 2.

Specifically, the inside cavity of protection casing 3, the top of protection casing 3 is provided with protection iron mesh 9, the inner chamber of protection casing 3 is located protection iron mesh 9 below and is provided with dust filter 10, the inner chamber of protection casing 3 is located the below of dust filter 10 and is provided with activated carbon adsorption layer 11.

In this embodiment, the protection iron net 9 plays a role in protection, the dust filtering net 10 can filter out large-particle dust, hair and the like, and the activated carbon adsorption layer 11 can effectively adsorb small-particle dust and moisture in the air.

Specifically, the bottom of the mounting block 4 is fixedly connected with a first clamping block 12, and the top of the convex rib 7 is provided with a first clamping groove 13.

In this embodiment, the first clamping block 12 is clamped in the first clamping groove 13, so as to achieve the effect of connecting the upper case 1 and the lower case 2.

Specifically, the top of the lower box body 2 is fixedly connected with a second clamping block 14, and the bottom of the upper box body 1 is provided with a second clamping groove 15.

In this embodiment, the second clamping block 14 is clamped in the second clamping groove 15, which limits the connection between the upper box body 1 and the lower box body 2, so that the upper box body 1 and the lower box body 2 are tightly and firmly connected.

Specifically, the bottom edge of the upper box body 1 is provided with an upper sealing ring 16, and the top edge of the lower box body 2 is provided with a lower sealing ring 17.

In this embodiment, the upper seal ring 16 and the lower seal ring 17 are connected to each other when the upper box 1 and the lower box 2 are connected, so as to perform a sealing function, and place unfiltered external air from the joint of the upper box 1 and the lower box 2 into the inner cavity of the FFU.

Specifically, a limiting groove 18 has been seted up to one side of first fixture block 12, limiting groove 18 internal clamping connects and gag lever post 19, gag lever post 19 sliding connection leads to the inslot, leads to groove and first draw-in groove 13 intercommunication, the part cover that gag lever post 19 is located logical inslot is equipped with spring 20, and gag lever post 19's surface is fixed also and is provided with the stopper, and spring 20's one end fixed connection is on the stopper, and its other end fixed connection is on the inner wall that leads to the groove, and gag lever post 19 extends the partial fixedly connected with outside the logical groove and draws piece 21.

In this embodiment, the stop lever 19 joint is in spacing groove 18 to carry out spacing fixed to first fixture block 12, the pulling draws piece 21 to drive stop lever 19 compression spring 20, thereby makes stop lever 10 break away from spacing groove 18, and then just conveniently removes the relation of connection of last box 1 and lower box 2.

The working principle and the using process of the utility model are as follows: when using, fan 6 extracts inside the external air gets into the FFU box, the air can pass the protection casing, filter the dust through dust screen 10 and active carbon adsorption layer 11 in proper order, then fan 6 will filter the air of dust and arrange to high efficiency filter 8 again, the air after being filtered by high efficiency filter 8 is discharged from the FFU box again, if need dismantle the connection of box 1 and lower box 2, the pulling draws piece 21, it breaks away from spacing groove 18 to drive gag lever post 19, then drive box 1 upwards hard, it is spacing to make between first fixture block 12 and first draw-in groove 13 relieve the joint, it is spacing that the joint is relieved to second fixture block and second draw-in groove 15, the dismantlement of this dust-proof FFU laminar flow air supply unit has been realized promptly, the convenience is cleared up and is changed fan 6 and high efficiency filter 8.

To sum up, this dust type FFU laminar flow air supply unit, through setting up protection casing 3, 3 tops of protection casing set up protection iron mesh 9, the inner chamber of protection casing 3 sets up dust filter 10 and active carbon adsorption layer 11, when fan 6 absorbs outside air and gets into the FFU box in, the air can be through dust filter 10 and active carbon adsorption layer 11, filter dust wherein, through setting up installation piece 4, bead 7, first fixture block 12, first draw-in groove 13, second fixture block 14, second draw-in groove 15, installation piece 4 is connected on bead 7, first fixture block 12 joint is in first draw-in groove 13, second fixture block 14 joint is in second draw-in groove 15, first fixture block 12 is spacing by gag lever post 19, the effect of making things convenient for the dismouting has been played.

It should be noted that, in this document, terms such as "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a dust type FFU laminar flow air supply unit, includes box (1), lower box (2) and protection casing (3), its characterized in that: go up box (2) under the bottom joint of box (1), the top center threaded connection who goes up box (1) has protection casing (3), the bottom both sides fixedly connected with installation piece (4) of going up box (1), the both sides of box (2) are provided with bead (7) down, installation piece (4) are connected with bead (7), the inner chamber of going up box (1) is provided with places chamber (5), it is provided with fan (6) in chamber (5) to place, the inner chamber of box (2) is provided with high efficiency filter (8) down, the air outlet has been seted up to the bottom of box (2) down.

2. The air supply unit of claim 1, wherein: the inside cavity of protection casing (3), the top of protection casing (3) is provided with protection iron mesh (9), the inner chamber of protection casing (3) is located protection iron mesh (9) below and is provided with dust filtration net (10), the below that the inner chamber of protection casing (3) is located dust filtration net (10) is provided with activated carbon adsorption layer (11).

3. The air supply unit of claim 1, wherein: the bottom of the mounting block (4) is fixedly connected with a first clamping block (12), and the top of the convex rib (7) is provided with a first clamping groove (13).

4. The air supply unit of claim 1, wherein: the top of the lower box body (2) is fixedly connected with a second clamping block (14), and the bottom of the upper box body (1) is provided with a second clamping groove (15).

5. The air supply unit of claim 4, wherein: an upper sealing ring (16) is arranged at the bottom edge of the upper box body (1), and a lower sealing ring (17) is arranged at the top edge of the lower box body (2).

6. The air supply unit of claim 3, wherein: spacing groove (18) have been seted up to one side of first fixture block (12), joint and gag lever post (19) in spacing groove (18), gag lever post (19) sliding connection leads to the inslot, leads to groove and first draw-in groove (13) intercommunication, gag lever post (19) are located the partial cover that leads to the inslot and are equipped with spring (20), and the fixed stopper that is provided with in surface of gag lever post (19) also, spring (20) one end fixed connection is on the stopper, and its other end fixed connection is on the inner wall that leads to the groove, and gag lever post (19) extend to lead to the partial fixedly connected with outside the groove and draw piece (21).

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