CN212179189U

CN212179189U - Fresh air handling unit filtration system

Info

Publication number: CN212179189U
Application number: CN202020626643.8U
Authority: CN
Inventors: 陈磊; 柳楠
Original assignee: Beijing Urban Construction Sixth Group Co Ltd
Current assignee: Beijing Urban Construction Sixth Group Co Ltd
Priority date: 2020-04-23
Filing date: 2020-04-23
Publication date: 2020-12-18
Anticipated expiration: 2030-04-23

Abstract

The utility model discloses a fresh air handling unit filtration system contains the casing of box, connects in a set of fixed frame of the inside side of casing, sets up at the spout of fixed frame side, set up at the casing top and be located the first spacing groove and the second spacing groove of fixed frame top, peg graft respectively in the first piece and the second of filtering of first spacing groove and second spacing groove and filter, connect in the dust screen at the casing back and connect in the dust collection box of casing bottom. The utility model is beneficial to the insertion of the corresponding first filter plate and the second filter plate through the arrangement of the first limit groove, the second limit groove and the fixing frame, and is convenient to install, disassemble and replace; the dust collecting box is convenient for centralized processing of filtered dust, and the arrangement of the handle is beneficial to pushing and pulling during operation; the setting of crossing the dust screen does benefit to and filters jointly with first filter and second filter, and the dust screen just can dismantle with the casing for making alone and be connected, is convenient for install, dismantles and changes.

Description

Fresh air handling unit filtration system

Technical Field

The utility model belongs to the technical field of the fan filter, in particular to fresh air handling unit filtration system.

Background

The fan is a driven fluid machine which increases the pressure of gas and discharges the gas by means of input mechanical energy. The fresh air fan group is used for filtering in a special fan of a machine room or a factory building, is mainly used for pre-filtering, return air filtering and efficient filtering of a ventilation system, and is an important component in the ventilation system. But inconvenient independent dismantlement clearance of filter in traditional fresh air handling unit's the filter, need pull down whole shell when needs clearance, the process is loaded down with trivial details, has influenced holistic fastness simultaneously, and life shortens, has increased use cost.

SUMMERY OF THE UTILITY MODEL

The utility model provides a fresh air handling unit filtration system for solve convenient installation, dismantlement and the change of filter among the fresh air handling unit filtration system, filter the centralized processing of back dust and the swift technical problem such as operation of dust screen.

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

a fresh air handling unit filtering system comprises a box-shaped shell, a group of fixing frames connected to the inner side face of the shell, sliding grooves formed in the side edges of the fixing frames, a first limiting groove and a second limiting groove which are formed in the top of the shell and located above the fixing frames, a first filtering piece and a second filtering piece which are respectively inserted into the first limiting groove and the second limiting groove, a dust screen connected to the back face of the shell and a dust collecting box connected to the bottom of the shell;

the first filter piece comprises a first limiting plate, a first filter plate connected to the lower side surface of the first limiting plate, and first inserted rods connected to the bottom end surface of the first filter plate at intervals; the second filter piece comprises a second limiting plate, a second filter plate connected to the lower side surface of the second limiting plate, and second inserted rods connected to the lower side of the second filter plate at intervals;

the first limiting plate and the second limiting plate are detachably connected to the first limiting groove and the second limiting groove respectively.

Further, a group of fixing frames are respectively connected to the edge of the back face of the shell and the middle of the shell, the fixing frames are strip-shaped frames, and the height of the fixing frames is adapted to the height of the side face of the shell; the sliding groove in the fixing frame is a U-shaped groove and is arranged in the length direction of the fixing frame in a through manner.

Furthermore, the dust screen includes the frame and connects in the inside net piece of frame, and the frame size adapts to the opening part size at the casing back, and the frame can be dismantled with casing or fixed frame and be connected.

Further, equal interval is provided with the filtration pore on first filter and the second filter, the height of the highly adapted casing of first filter and second filter, the length adaptation casing both sides face's of first filter and second filter length, the notch width of spout in the fixed frame of width adaptation of first filter and second filter.

Furthermore, the first inserted bar and the second inserted bar are all connected in the positioning hole inside the shell in a penetrating mode, the diameter of the first inserted bar is smaller than the width of the first limiting groove, and the diameter of the second inserted bar is smaller than the width of the second limiting groove.

Furthermore, the locating hole sets up on the locating plate, and the locating plate is the bar shaped plate and connects in the casing inside.

Furthermore, first spacing groove and second spacing groove are the rectangular channel, and the length and the width of rectangular channel adapt to the length and the width that first filter and second filter correspond respectively, and the length and the width of rectangular channel are less than the length and the width that first limiting plate and second limiting plate correspond.

Furthermore, the dust collecting box is a rectangular box with an opening at the upper part, and the length and the width of the dust collecting box are adapted to the length and the width of the lower part of the shell; the outer side surface of the dust collection box is provided with a handle which is a hidden handle or an inwards concave handle.

Furthermore, a fixing hole is formed in the side face, extending into the shell, of the dust collecting box, and the fixing hole is connected with the shell through a fixing plate and a bolt.

The beneficial effects of the utility model are embodied in:

1) the utility model discloses a first spacing groove, second spacing groove and fixed frame's setting do benefit to the grafting of the first filter that corresponds in first filter piece and the second filter piece and second filter, and first limiting plate and second limiting plate can dismantle and connect in the casing top, are convenient for install, dismantle and change;

2) the dust collecting box is convenient for centralized treatment of the filtered dust through the arrangement of the dust collecting box, wherein the dust collecting box is detachably connected with the shell through the fixed plate and the bolt, thereby being beneficial to replacement and disassembly;

3) the utility model discloses a setting of dust screen does benefit to and filters jointly with first filter and second filter, and the dust screen just can dismantle with the casing for making alone and be connected, is convenient for install, dismantles and change.

In addition, the arrangement of the middle positioning plate and the positioning hole of the utility model can further fix the first filter element and the second filter element; the utility model can prolong the service life of the filtering system, save the cost and facilitate the installation, disassembly and cleaning; additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention; the primary objects and other advantages of the invention may be realized and attained by the structure particularly pointed out in the written description.

Drawings

FIG. 1 is a schematic diagram of a fresh air handling unit filtration system;

FIG. 2 is a schematic diagram of an A node structure;

FIG. 3 is a schematic diagram of a node B;

FIG. 4 is a schematic view of a first filter construction;

FIG. 5 is a schematic view of a second filter construction;

fig. 6 is a schematic view of the positioning plate.

Reference numerals: 1-shell, 2-fixed frame, 3-sliding chute, 4-first limit groove, 5-first filter piece, 51-first limit plate, 52-first filter plate, 53-first inserted link, 6-second filter piece, 61-second limit plate, 62-second filter plate, 63-second inserted link, 7-dust screen, 8-dust collecting box, 9-handle, 10-fixed plate, 11-bolt, 12-second limit groove, 13-strong magnet, 14-locating plate, 15-locating hole.

Detailed Description

As shown in fig. 1, a fresh air handling unit filtering system comprises a box-shaped housing 1, a set of fixed frames 2 connected to the inner side of the housing 1, a sliding groove 3 formed in the side edge of the fixed frame 2, a first limiting groove 4 and a second limiting groove 12 formed in the top of the housing 1 and located above the fixed frame 2, a first filtering piece 5 and a second filtering piece 6 respectively inserted into the first limiting groove 4 and the second limiting groove 12, a dust screen 7 connected to the back of the housing 1, and a dust collection box 8 connected to the bottom of the housing 1.

In the embodiment, the housing 1 and the dust collection box 8 are made of iron, the dust collection box 8 is a rectangular box with an opening at the upper part, and the length and the width of the dust collection box 8 are adapted to the length and the width of the lower part of the housing 1; the outer side surface of the dust collection box 8 is provided with a handle 9, the handle 9 is a hidden handle or an inwards concave handle, and a spongy cushion is further bonded on the inner side of the handle 9, so that the skid resistance and the hand feeling can be improved. The side surface of the dust collection box 8 extending into the shell 1 is provided with a fixing hole, and the fixing hole is connected with a bolt 11 of the shell 1 through a rectangular fixing plate 10. Furthermore, a sealing gasket is connected to the joint gap between the dust collecting box 8 and the housing 1.

As shown in fig. 2 and 3, a set of fixing frames 2 are respectively connected to the back edge of the casing 1 and the middle of the casing 1, a first limiting groove 4 is correspondingly formed at the back edge of the casing 1, and a second limiting groove 12 is formed at the middle of the casing 1. The fixed frame 2 is an iron strip-shaped frame, and the height of the fixed frame 2 is adapted to the height of the side surface of the shell 1; the chute 3 is a U-shaped groove in the fixed frame 2, and the chute 3 is arranged in the length direction of the fixed frame 2.

In this embodiment, the dust screen 7 includes an iron outer frame and a mesh connected to the inside of the outer frame, and the size of the outer frame is adapted to the size of the opening at the back of the housing 1; the outer frame is connected with the shell 1 through strong magnets 13, and the strong magnets 13 are arranged at four corners of the outer frame; or the outer frame is connected with the fixed frame 2 at the edge of the back through strong magnets 13, and the strong magnets 13 are arranged at four corners of the outer frame; in addition, the detachable connection mode includes a bolt 11 connection, a pin rod connection, a screw connection and the like.

As shown in fig. 4, the first filter member 5 is made of iron, and includes a first limiting plate 51 having a bar shape, a first filter plate 52 connected to a lower side surface of the first limiting plate 51, and a first insertion rod 53 connected to a bottom end surface of the first filter plate 52 at an interval. The length and the width of first limiting plate 51 are greater than the length and the width of first spacing groove 4, and first limiting plate 51 overlap joint is in first spacing groove 4 top, and overlap joint gap department is connected with the sealing strip. The first filter plates 52 are provided with filter holes at intervals, the height of the first filter plates 52 is adapted to the height of the shell 1, the length of the first filter plates 52 is adapted to the length of two side surfaces of the shell 1, and the width of the first filter plates 52 is adapted to the width of a notch of the sliding groove 3 in the fixed frame 2. In addition, there are three first inserted bars 53, which are respectively inserted into the positioning holes 15 inside the housing 1, and the diameter of the first inserted bar 53 is smaller than the width of the first limiting groove 4, so as to facilitate the insertion.

As shown in fig. 5, the second filter member 6 is made of iron, and includes a second limiting plate 61 having a bar shape, a second filter plate 62 connected to the lower side surface of the second limiting plate 61, and a second insertion rod 63 connected to the bottom end surface of the second filter plate 62 at an interval. The length and the width of the second limiting plate 61 are greater than those of the second limiting groove 12, the second limiting plate 61 is overlapped above the second limiting groove 12, and the overlapping gap is connected with a sealing strip. The second filter 62 is provided with the filtration pore at the interval, and the highly adaptation casing 1 of second filter 62 is high, and the length adaptation casing 1 both sides face's of the length of second filter 62, the notch width of spout 3 in the fixed frame 2 of the width adaptation of second filter 62. In addition, there are three second insertion rods 63, which are respectively inserted into the positioning holes 15 inside the housing 1, and the diameter of the second insertion rods 63 is smaller than the width of the second limiting grooves 12, so that the insertion is facilitated.

In this embodiment, the top of the housing 1 is provided with a first limiting groove 4 and a second limiting groove 12, and the length and width of the rectangular groove are respectively adapted to the length and width corresponding to the first filter plate 52 and the second filter plate 62.

As shown in fig. 6, the positioning holes 15 are disposed at intervals on the positioning plate 14, and the positioning plate 14 is a strip-shaped plate and is connected inside the housing 1. The positioning plate 14 corresponding to the first insertion rod 53 at the back side of the housing 1 is connected with the bottom side of the back opening in an inverted L shape, and the positioning plate 14 corresponding to the second insertion rod 63 is welded at the middle part of the housing 1.

When the dust collecting box is used, the dust collecting box 8 is pushed into the shell 1 and is fixed through the fixing plate 10, and the first filter piece 5 and the second filter piece 6 are inserted after the tightness and the tightness are checked to be qualified. The first filter piece 5 is inserted through the first limit groove 4, and two sides of the first filter plate 52 in the first filter piece 5 are aligned with the sliding groove 3 on the fixed frame 2 in the middle of the shell 1, so that the first filter piece is gradually inserted downwards into the positioning hole 15 of the positioning plate 14 in the middle, wherein the positioning plate 14 and the shell 1 are prefabricated in advance, and then the first limit plate 51 is connected to the first limit groove 4; meanwhile, the second filter piece 6 is inserted through the second limit groove 12, and two sides of the second filter plate 62 in the second filter piece 6 are aligned with the sliding groove 3 on the fixed frame 2 at the edge of the back of the shell 1, so that the second filter piece is gradually inserted downwards into the positioning hole 15 of the positioning plate 14 in the middle, and then the second limiting plate 61 is connected to the second limit groove 12; in addition, the dust screen 7 is prefabricated in advance and is bonded to the housing 1 by a strong magnet 13.

When cleaning, replacing or maintaining, the first filter piece 5 and the second filter piece 6 are directly drawn out for processing; after using for a period of time, inside dust can fall in dust-collecting box 8, when regularly needing to handle inside dust, will filter first piece 5 and second and filter piece 6 and take out, will fix plate 10 department bolt 11 and unscrew and take off, pull out dust-collecting box 8 and handle can. The strong magnetism 13 that dust screen 7 passed through adsorbs on casing 1, is convenient for install and dismantles the washing.

The above description is only for the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be considered by those skilled in the art within the technical scope of the present invention should be covered by the protection scope of the present invention.

Claims

1. A fresh air handling unit filtering system is characterized by comprising a box-shaped shell (1), a group of fixed frames (2) connected to the inner side surface of the shell (1), a sliding groove (3) arranged at the side edge of each fixed frame (2), a first limiting groove (4) and a second limiting groove (12) which are arranged at the top of the shell (1) and positioned above the fixed frames (2), a first filtering piece (5) and a second filtering piece (6) which are respectively inserted into the first limiting groove (4) and the second limiting groove (12), a dust screen (7) connected to the back surface of the shell (1) and a dust collection box (8) connected to the bottom of the shell (1);

the first filter piece (5) comprises a first limiting plate (51), a first filter plate (52) connected to the lower side surface of the first limiting plate (51), and first inserting rods (53) connected to the bottom end surface of the first filter plate (52) at intervals; the second filter piece (6) comprises a second limiting plate (61), a second filter plate (62) connected to the lower side surface of the second limiting plate (61), and second inserted rods (63) connected to the lower side of the second filter plate (62) at intervals;

the first limiting plate (51) and the second limiting plate (61) are detachably connected to the first limiting groove (4) and the second limiting groove (12) respectively.

2. The fresh air handling unit filter system according to claim 1, wherein a set of fixed frames (2) are respectively connected to the edge of the back surface of the housing (1) and the middle of the housing (1), the fixed frames (2) are strip-shaped frames, and the height of the fixed frames (2) is adapted to the height of the side surface of the housing (1); the middle sliding groove (3) of the fixing frame (2) is a U-shaped groove, and the sliding groove (3) is arranged in the length direction of the fixing frame (2) in a through manner.

3. The fresh air handling unit filtration system according to claim 2, wherein the dust screen (7) comprises an outer frame and a mesh connected to the inside of the outer frame, the outer frame is adapted to the size of the opening at the back of the housing (1), and the outer frame is detachably connected to the housing (1) or the fixing frame (2).

4. A fresh air handling unit filter system according to claim 1, wherein the first filter plate (52) and the second filter plate (62) are provided with filter holes at intervals, the height of the first filter plate (52) and the second filter plate (62) is adapted to the height of the housing (1), the length of the first filter plate (52) and the second filter plate (62) is adapted to the length of both sides of the housing (1), and the width of the first filter plate (52) and the second filter plate (62) is adapted to the width of the recess of the chute (3) in the fixing frame (2).

5. The fresh air handling unit filter system as claimed in claim 4, wherein the first plug rod (53) and the second plug rod (63) are inserted into the positioning hole (15) inside the housing (1), the diameter of the first plug rod (53) is smaller than the width of the first limiting groove (4), and the diameter of the second plug rod (63) is smaller than the width of the second limiting groove (12).

6. The fresh air handling unit filter system as claimed in claim 5, wherein the positioning holes (15) are provided in a positioning plate (14), the positioning plate (14) being a strip-shaped plate and being connected to the inside of the housing (1).

7. The fresh air handling unit filtration system according to claim 1, wherein the first and second limiting grooves (4, 12) are rectangular grooves, the length and width of the rectangular grooves are adapted to the length and width of the first and second filter plates (52, 62), respectively, and the length and width of the rectangular grooves are smaller than the length and width of the first and second limiting plates (51, 61).

8. The fresh air handling unit filter system as claimed in claim 1, wherein the dust collecting case (8) is a rectangular case with an open upper portion, and the length and width of the dust collecting case (8) are adapted to the length and width of the lower portion of the housing (1); a handle (9) is arranged on the outer side surface of the dust collection box (8), and the handle (9) is a hidden handle or an inwards concave handle.

9. The fresh air handling unit filter system as claimed in claim 8, wherein the side of the dust collecting container (8) which extends into the housing (1) is provided with fixing holes, and the fixing holes are connected with the housing (1) by bolts (11) through fixing plates (10).