CN216878311U

CN216878311U - Box type middle-effect filter

Info

Publication number: CN216878311U
Application number: CN202122994870.3U
Authority: CN
Inventors: 曾莹莹
Original assignee: Anhui Xinrui Environmental Technology Co ltd
Current assignee: Anhui Xinrui Environmental Technology Co ltd
Priority date: 2021-12-01
Filing date: 2021-12-01
Publication date: 2022-07-05
Anticipated expiration: 2031-12-01

Abstract

The utility model discloses a box-type medium-efficiency filter, which belongs to the technical field of air filters and comprises a shell and a cover plate arranged at the upper end of the shell, wherein a fixed frame, a striking piece, a filter cloth bag and a mounting frame are sequentially arranged in the shell from an air inlet to an air outlet. According to the utility model, by arranging the striking piece, the electromagnet is matched with the magnetic absorption plate to strike the filter cloth bag through the spring, so that dust adsorbed on the surface of the filter cloth bag can be shaken off through the striking piece, the filtering effect of the medium-efficiency filter can be ensured, and the service life of the medium-efficiency filter is prolonged; the filter cloth bag is clamped on the mounting frame through the clamping frame by utilizing the matching of the mounting frame and the mounting frame of the fixed frame box, so that the filter cloth bag is convenient to replace, and the cost is reduced; the filtering cloth bags can be leveled between the fixing frames of the mounting frame box by arranging the connecting ropes, so that each filtering cloth bag is not covered with each other, filtering can be effectively carried out, and the ventilation and filtering effects are guaranteed.

Description

Box type middle-effect filter

Technical Field

The utility model relates to a medium-efficiency filter, in particular to a box-type medium-efficiency filter, belonging to the technical field of air filters.

Background

The middle-effect filter belongs to an F series filter in an air filter, the F series middle-effect air filter is divided into a bag type and a non-bag type, is mainly used for middle-stage filtration of a central air-conditioning ventilation system, pharmaceutical purification, hospital purification, electronic purification, food purification and other industrial purification, and can also be used as front-end filtration of high-efficiency filtration to reduce the load of high-efficiency filtration and prolong the service life of the filter.

The existing box-type medium-efficiency filter is inconvenient to take out the filter cloth bag for cleaning or replacing, and the medium-efficiency filter has a good filtering effect on dust, so that more dust can be adsorbed on the filter cloth bag, and more dust can be accumulated after long-time use, so that the filtering effect of the filter cloth bag is reduced, and the use of the medium-efficiency filter is influenced; the filtering cloth bag in the traditional middle-effect filter cannot be detached from the outer frame, and needs to be replaced integrally during replacement, so that the cost is high; because the filter cloth bag is comparatively soft usually, also lead to the filter cloth bag to fold together perpendicularly when the installation, the condition of mutual separation can appear, leads to the effect of ventilation to reduce.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to solve the problems that the filtering cloth bag is used for a long time, more dust is adsorbed, the filtering effect is reduced, the filtering cloth bag is inconvenient to disassemble for cleaning and replacing, the filtering cloth bag is soft in texture and easy to mutually overlap, and the ventilation effect and the filtering effect are influenced, and provide a box-type medium-efficiency filter.

The purpose of the utility model can be achieved by adopting the following technical scheme:

box type middle-effect filter, which comprises a shell and a cover plate arranged at the upper end of the shell, wherein a fixed frame, a striking piece, a filtering cloth bag and an installation frame are sequentially arranged in the shell from an air inlet to an air outlet, one end of the filtering cloth bag is connected with the fixed frame through a connecting rope, the other end of the filtering cloth bag is connected with the installation frame through a clamping frame in a clamping manner, the striking piece comprises a support frame and an electromagnet arranged at one end of the support frame, movable plates are arranged on two sides of the electromagnet, the movable plates are close to one surfaces of the electromagnet, magnetic suction plates are arranged on the surfaces of the movable plates, springs are arranged between the movable plates and the support frame, a containing cavity is formed in the bottom end of the shell, and an ash containing box is arranged inside the containing cavity.

Preferably, the filter cloth bag is an external filter type filter cloth bag.

Preferably, the fixing frame is provided with a plurality of clamping grooves.

Preferably, one end of the connecting rope is provided with a clamping head matched with the clamping groove.

Preferably, a plurality of cushion strips are mounted on the electromagnet.

Preferably, a rubber pad is arranged on the outer side of the movable plate.

Preferably, a plurality of inclined plates are arranged above the containing cavity.

Preferably, one end of the inclined plate close to the air inlet is obliquely and downwards arranged on the inner wall of the shell.

Preferably, the inner wall of the shell is provided with a sliding groove, and the fixing frame is in sliding connection with the shell.

Preferably, the cover plate is mounted on the housing by bolts.

The utility model has the beneficial technical effects that: according to the box-type medium-efficiency filter, the striking piece is arranged, the electromagnet is matched with the magnetic absorption plate, the filtering cloth bag can be struck through the spring, and then dust adsorbed on the surface of the filtering cloth bag can be shaken off through the striking piece and enters the dust collection box to be collected, so that the filtering effect of the medium-efficiency filter can be guaranteed, and the service life of the medium-efficiency filter is prolonged; the filter cloth bag is clamped on the mounting frame through the clamping frame by utilizing the matching of the mounting frame and the fixing frame box, and meanwhile, the mounting frame can be tightly pressed in the shell through the cover plate, so that the filter cloth bag can be detached and replaced by detaching the cover plate and taking out the mounting frame when the filter cloth bag needs to be replaced, and the cost is reduced; the filtering cloth bags can be leveled between the fixing frames of the mounting frame boxes by arranging the connecting ropes, so that each filtering cloth bag is not covered mutually, filtering can be effectively carried out, and ventilation and filtering effects are guaranteed.

Drawings

FIG. 1 is a schematic overall structure of a preferred embodiment of a box-type medium effect filter according to the present invention;

FIG. 2 is a side view of the overall construction of a preferred embodiment of the box-type medium effect filter according to the present invention;

FIG. 3 is a schematic view of the internal structure of the housing of a preferred embodiment of the box-type middle effect filter according to the present invention;

FIG. 4 is a schematic diagram of a filter cloth bag and mounting frame structure of a preferred embodiment of the box-type medium effect filter according to the present invention;

FIG. 5 is a schematic view of the striking member of a preferred embodiment of the box-type medium effect filter according to the present invention;

fig. 6 is a schematic view showing the structure of a casing of a preferred embodiment of the box-type middle effect filter according to the present invention.

In the figure: 1. a cover plate; 2. a housing; 3. a dust collecting box; 4. a fixing frame; 5. a filter cloth bag; 6. a striking member; 7. installing a frame; 8. connecting ropes; 9. a movable plate; 10. a support frame; 11. clamping a frame; 12. a rubber pad; 13. a magnetic attraction plate; 14. an electromagnet; 15. a cushion strip; 16. a sloping plate.

Detailed Description

In order to make the technical solutions of the present invention more clear and definite for those skilled in the art, the present invention is further described in detail below with reference to the examples and the accompanying drawings, but the embodiments of the present invention are not limited thereto.

As shown in fig. 1-6, the box-type middle-effect filter provided by this embodiment includes a housing 2 and a cover plate 1 disposed at the upper end of the housing 2, wherein the cover plate 1 compresses a mounting frame 7 and a fixing frame 4 inside the housing 2, the fixing frame 4, a striking member 6, a filtering cloth bag 5 and the mounting frame 7 are sequentially disposed inside the housing 2 from an air inlet to an air outlet, the striking member 6 can strike the filtering cloth bag 5 at regular time, the filtering cloth bag 5 adopts an external filtering cloth bag, and further the dust is adsorbed on the outer surface of the filtering cloth bag 5, so that the dust can be shaken down into the dust collecting box 3 to be collected by striking the striking member 6, one end of the filtering cloth bag 5 is movably connected with the fixing frame 4 through a connecting rope 8, the filtering cloth bag 5 is tensioned between the mounting frame 7 of the fixing frame 4 through the connecting rope 8, and further the filtering cloth bag 5 can be effectively placed to obstruct each other to influence the filtering effect, the other end of the filtering cloth bag 5 is clamped and connected with the mounting frame 7 through a clamping frame 11, the filtering cloth bag 5 is clamped on the mounting frame 7 through the clamping frame 11, the filtering cloth bag 5 is convenient to replace when cleaning and replacing are carried out in the later period, the striking piece 6 comprises a support frame 10 and an electromagnet 14 arranged at one end of the support frame 10, movable plates 9 are arranged on two sides of the electromagnet 14, a magnetic suction plate 13 is arranged on one surface, close to the electromagnet 14, of each movable plate 9, a spring is arranged between each movable plate 9 and the corresponding support frame 10, the movable plate 9 is attracted towards the electromagnet 14 by the electromagnet 14 attracting the magnetic attraction plate 13, then strike fly leaf 9 to filtering cloth bag 5 through the spring when unclamping, shake the dust that filters cloth bag 5 surface adsorption, the bottom of casing 2 is provided with accomodates the chamber, accomodates the inside in chamber and is provided with receipts ash box 3, collects the dust that shakes from filtering cloth bag 5 through receiving ash box 3.

In this embodiment, as shown in fig. 3, filter sack 5 is outer filter sack, can adsorb the dust on filter sack 5's surface conveniently through hitting 6 shakes through outer filter sack and fall, is provided with a plurality of draw-in grooves on fixed frame 4, connects the one end of rope 8 to be provided with the mutual adaptation dop of draw-in groove, conveniently dismantles filter sack 5, has seted up the spout on casing 2's the inner wall, fixed

frame

4 and 2 sliding connection of casing.

In this embodiment, as shown in fig. 1, 5 and 6, a plurality of soft gasket strips 15 are installed on the electromagnet 14, the electromagnet 14 can be effectively protected when the movable plate 9 rebounds through the soft gasket strips 15, a rubber pad 12 is arranged on the outer side of the movable plate 9, the rubber pad 12 is used for protecting the movable plate 9 from damaging the filter cloth bag 5 when hitting the filter cloth bag 5, a plurality of inclined plates 16 are arranged above the storage cavity, one ends of the inclined plates 16, which are close to the air inlet, are inclined downward by 5-25 degrees, the inclined plates 16 are installed on the inner wall of the housing 2, the inclined plates 16 can prevent dust from being brought up by the air flow entering the air inlet, and the cover plate 1 is installed on the housing 2 through bolts.

In this embodiment, as shown in fig. 1 to fig. 6, the operation process of the box-type middle-effect filter provided by this embodiment is as follows:

step 1: installing the opening end of the filter cloth bag 5 on the installation frame 7 through the clamping frame 11;

step 2: clamping the other end of the filter cloth bag 5 on the fixing frame 4 through the connecting rope 8, and then installing the fixing frame 4 and the installation frame 7 in the shell 2;

and step 3: installing striking pieces 6 between every two filter cloth bags 5, and then installing cover plates 1;

and 4, step 4: the air passing through is filtered by the filter cloth bag 5, the filter cloth bag 5 can be beaten by the beating part 6, the dust attached to the outer surface of the filter cloth bag 5 is shaken off, and the fallen dust is collected by the dust collecting box 3.

In summary, in the present embodiment, according to the box-type middle-effect filter of the present embodiment, by arranging the striking piece 6, the electromagnet 14 and the magnetic absorption plate 13 are utilized to strike the filter cloth bag 5 through the spring, so that the dust adsorbed on the surface of the filter cloth bag 5 can be shaken off through the striking piece 6 and enters the dust collection box 3 for collection, thereby ensuring the filtering effect of the middle-effect filter and prolonging the service life; the fixing frame 4 is matched with the mounting frame 7, so that the filter cloth bag 5 is clamped on the mounting frame 7 through the clamping frame 11, and meanwhile, the mounting frame 7 can be tightly pressed in the shell 2 through the cover plate 1, so that the filter cloth bag 5 can be detached and replaced by detaching the cover plate 1 and taking out the mounting frame 7 when the filter cloth bag 5 needs to be replaced, and the cost is reduced; through setting up connecting rope 8 and will filtering sack 5 and can flare-up between 7 fixed frames 4 of box of installing frame, make every filtering sack 5 not obscure each other, can effectually filter, the guarantee ventilates and filterable effect.

The above description is only for the purpose of illustrating the present invention and is not intended to limit the scope of the present invention, and any person skilled in the art can substitute or change the technical solution of the present invention and its conception within the scope of the present invention.

Claims

1. The box-type medium efficiency filter is characterized by comprising a shell (2) and a cover plate (1) arranged at the upper end of the shell (2), wherein a fixed frame (4), a striking piece (6), a filtering cloth bag (5) and a mounting frame (7) are sequentially arranged in the shell (2) from an air inlet to an air outlet, one end of the filtering cloth bag (5) is movably connected with the fixed frame (4) through a connecting rope (8), the other end of the filtering cloth bag (5) is clamped and connected with the mounting frame (7) through a clamping frame (11), the striking piece (6) comprises a support frame (10) and an electromagnet (14) arranged at one end of the support frame (10), movable plates (9) are arranged on two sides of the electromagnet (14), a magnetic suction plate (13) is arranged on one surface, close to the electromagnet (14), of each movable plate (9) and a spring is arranged between the corresponding movable plate (9) and the support frame (10), the bottom of casing (2) is provided with accomodates the chamber, accomodate the inside in chamber and be provided with and receive grey box (3).

2. The box-type medium effect filter according to claim 1, characterized in that the filter cloth bag (5) is an outer filter cloth bag.

3. The box-type medium effect filter according to claim 1, characterized in that a plurality of slots are provided on the fixing frame (4).

4. A box-type medium efficiency filter according to claim 3, characterized in that one end of the connecting rope (8) is provided with a clamping head which is mutually matched with the clamping groove.

5. A box-type medium effect filter according to claim 1, characterised in that a plurality of cushioning strips (15) are mounted on the electromagnet (14).

6. The box-type medium effect filter according to claim 1, characterized in that the outside of the mobile plate (9) is provided with a rubber gasket (12).

7. The box-type medium effect filter according to claim 1, characterized in that a plurality of sloping plates (16) are arranged above the receiving chamber.

8. The box-type medium effect filter according to claim 7, characterized in that the end of the sloping plate (16) near the air inlet is mounted on the inner wall of the housing (2) sloping downwards.

9. The box-type medium efficiency filter according to claim 1, characterized in that the inner wall of the shell (2) is provided with a sliding groove, and the fixing frame (4) is connected with the shell (2) in a sliding way.

10. The box-type medium effect filter according to claim 1, characterised in that the cover plate (1) is mounted on the casing (2) by means of bolts.