KR20150133453A - cartridge filter with double mash - Google Patents

cartridge filter with double mash Download PDF

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Publication number
KR20150133453A
KR20150133453A KR1020140060171A KR20140060171A KR20150133453A KR 20150133453 A KR20150133453 A KR 20150133453A KR 1020140060171 A KR1020140060171 A KR 1020140060171A KR 20140060171 A KR20140060171 A KR 20140060171A KR 20150133453 A KR20150133453 A KR 20150133453A
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KR
South Korea
Prior art keywords
air
filter cloth
filter
pulse valve
cap
Prior art date
Application number
KR1020140060171A
Other languages
Korean (ko)
Inventor
이경옥
Original Assignee
이경옥
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 이경옥 filed Critical 이경옥
Priority to KR1020140060171A priority Critical patent/KR20150133453A/en
Publication of KR20150133453A publication Critical patent/KR20150133453A/en

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/02—Particle separators, e.g. dust precipitators, having hollow filters made of flexible material
    • B01D46/04—Cleaning filters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/42—Auxiliary equipment or operation thereof
    • B01D46/48—Removing dust other than cleaning filters, e.g. by using collecting trays
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/52—Particle separators, e.g. dust precipitators, using filters embodying folded corrugated or wound sheet material

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)

Abstract

Disclosed is a cartridge filter (20) having a double punched mesh. The cartridge filter having a double punched mesh comprises: a collector including a main body (13) having an air outlet (11) for discharging filtered air formed on an upper portion thereof, and having an air inlet (12) for introducing polluted air of a work place formed on a lateral surface thereof, a blower (14) formed in the main body (13) of the air outlet (11) side, and forcibly sucking air into the main body (13), and an air pulse valve (15) for spraying compressed air; and a wrinkled filter cloth (23) positioned on a lower portion side of the main body (13) installed with the blower (14), installed to be attached thereto or detached therefrom in a filter chamber which is connected to the air inlet (12), allowing compressed air to be sprayed to the inside of the cartridge filter by the air pulse valve (15), disposed between an upper cap (21) and a lower cap (22), and having both side ends supported by the upper cap (21) and the lower cap (22). The filter cloth (23) further includes a first punched mesh (30) formed on the inside of the filter cloth (23), and a second punched mesh (40) formed on the outside of the filter cloth (23). Therefore, when air is sprayed from the inside of the filter cloth (23) to the outside thereof by the air pulse valve (15), it is possible to prevent the filter cloth (23) from being swallowed in the outward direction of the filter cloth (23) by the second punched mesh (40).

Description

[0001] The present invention relates to a cartridge filter with double mash,

[0001] The present invention relates to a cartridge filter having a double mesh body, and more particularly, to a cartridge filter having a double net covering both inside and outside of a filter bag of a cartridge filter, and blowing dust of a filter bag by an automatic tearing method using an air pulse valve The present invention relates to a cartridge filter provided with a double-perforated netting body for preventing dust from being blown off by air blowing at the time of filtration so that effective desorption can be achieved without dust remaining on the outer diameter of the filter.

In general, an industrial dust collector sucks various dusts such as dust and foreign substances generated in various industrial phenomena through an inlet and filters the dust through a filter filter composed of a cartridge filter installed inside the dust collector housing, The dust adhered to the cartridge filter is returned to the cartridge filter at a predetermined time interval with the spray nozzle pipe by the operation of the compressor to remove dust adhering to the outer surface of the cartridge filter And the dust collected through the lower hopper is treated.

Conventional cartridge filters used in such industrial dust collectors generally consist of an upper cap and a lower cap, and a corrugated filter cloth positioned between the upper cap and the lower cap and fixed by upper and lower caps.

In the conventional cartridge filter provided in the industrial dust collector, the dust is removed by the corrugated filter cloth, so that the dust removed is adhered to the corrugated filter cloth.

Therefore, it is very important to periodically remove the dust adhered to the filter cloth, thereby increasing the dust efficiency and always discharging clean air.

Conventionally, there is an automatic desorption method using an air pulse valve as one of methods for removing dust adhered to a corrugated filter cloth. This is because the air pulse valve is installed on one side of the cartridge filter, Is removed.

However, in the case of the conventional cartridge filter, since the air injected from the air pulse valve is injected from the inside of the cartridge filter to the outside of the cartridge filter, the corrugated filter cloth of the cartridge filter is forced by the strong air pressure injected from the air pulse valve, So-called " balloon phenomenon " occurs.

If the balloon phenomenon occurs, the impact applied to the dust adhered to the filter cloth is mitigated, so that the dust is not removed properly during the dust desorption work, and the efficiency of the dust desorption operation is deteriorated.

In addition, in severe cases, the cartridge filter is swollen outward due to the strong air pressure injected from the air pulse valve, thereby separating the filter cloth from the upper cap and the lower cap.

As a filter cartridge for a dust collector, which is disclosed in Japanese Patent No. 10-1252585, which is installed inside a dust collector case having a dust inlet and an air outlet, the filter cartridge includes a dust collecting plate And a plurality of filters installed in parallel in the filter member so as to filter the introduced air, and a plurality of mesh members inserted into the filter member to flow in the filter member when the reverse wind is supplied. The dust is adhered to the inclined surface of the filter tube portion quickly and cleanly by providing the net in the filter tube portion of the filter cartridge for filtering the dust in the filter tube portion.

However, in the prior art, a cartridge filter having a corrugated filter cloth fixed by an upper cap and a lower cap, as described above, is inserted into an interior of a filter member by an automatic desorption method using an air pulse valve There is a problem that the filter cloth is inflated to the outside when the dust is removed by the filter cloth.

Korean Registered Patent No. 10-1252585 (Registered on Mar. 03, 2013) Korea Register Practice 20-0366200 (Registered on October 20, 2004)

The present invention is characterized in that a cartridge is further provided on the inside and outside of the filter cloth of the cartridge filter composed of the upper cap, the lower cap and the corrugated filter cloth, so that the filter cloth is swollen by the air pressure injected when the dust is removed by the automatic desorption method using the air pulse valve The present invention is directed to a cartridge filter having a double-perforated net so that dust can be easily removed from dust.

According to an aspect of the present invention, there is provided a cartridge filter comprising a double perforated network, comprising: a main body having an air outlet for discharging air filtered at an upper portion thereof and an air inlet for introducing polluted air at a worksite; A dust collector having a blower for forcibly sucking air into the main body of the air discharge port body and an air pulse valve for spraying compressed air, the filter being located at a lower side of the main body in which the blower is installed and being detachable to the filtering chamber communicating with the air inlet And a corrugated filter bag having compressed air sprayed to the inside by the air pulse valve and having a top cap and a bottom cap, and a corrugated filter cloth positioned between the top cap and the bottom cap and having both side ends supported by the top cap and the bottom cap. Wherein a first perforation network is further provided on the inner side of the filter cloth, A second perforated cores are further provided body, it is made so that the filter cloth is a burden puffed prevented by the second perforated cores body when the air is injected by the air pulse valve to the outside from the inside of the filter cloth.

In addition, a first support part is further provided in the upper cap, and a second support part corresponding to the first support part is further provided in the lower cap, and both side ends of the filter cloth, Both side ends of the perforated net are respectively received in and supported by the first and second support portions.

The present invention relates to a cartridge filter which is provided inside a dust collector and filters air entering from the outside, and has a perforated mesh inside and outside of a corrugated filter bag in which dust is desorbed through compressed air injected by an air pulse valve, The air blowing pressure of the air pulse valve prevents the filter cloth from swelling outward so that the automatic dust dusting work for the filter cloth can be easily performed.

FIG. 1 is a view illustrating a dust collector equipped with a cartridge filter having a double perforated net according to the present invention.
2 is a perspective view showing a cartridge filter having a double perforated net according to the present invention.
FIG. 3 is a block diagram showing a configuration of a cartridge filter provided with a dual perforated network according to the present invention.
FIG. 4 is a partial schematic view showing the state of engagement of the perforated core of the cartridge filter provided with the double-perforated network of the present invention.
FIG. 5 is a view illustrating an example in which compressed air of an air pulse valve is injected into a cartridge filter having a dual perforated network body according to the present invention.

Hereinafter, other objects and features of the present invention will be apparent from the following description of embodiments with reference to the accompanying drawings.

Unless defined otherwise, all terms used herein, including technical or scientific terms, have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. Terms such as those defined in commonly used dictionaries should be interpreted as having a meaning consistent with the meaning in the context of the relevant art and are to be interpreted in an ideal or overly formal sense unless explicitly defined in the present application Do not.

Hereinafter, a cartridge filter having a dual perforated network according to an embodiment of the present invention will be described in more detail with reference to the accompanying drawings.

As shown in the figure, the cartridge filter provided with the dual perforated network according to the present invention includes an air outlet 11 for discharging air filtered at an upper portion thereof, and an air inlet 12 for introducing polluted air at a worksite And a dust collector having an air pulse valve 15 for injecting compressed air and a blower 14 for forcedly sucking air into the main body 13 in the main body 13 on the side of the air outlet 11 A compressed air is injected to the inside by the air pulse valve 15 and is installed at a lower side of the main body 13 provided with the blower 14 and detachably installed in a filtering chamber communicating with the air inlet 12, The cap 21 and the lower cap 22 and the corrugated filter cloth 23 positioned between the upper and lower caps 21 and 22 and supported at both sides by the upper and lower caps 21 and 22 (20). ≪ / RTI >

The cartridge filter 20 provided with the double perforated network of the present invention is characterized in that the first perforated net 30 is further provided on the inner side (a) of the filter cloth 23 and the second And a perforated net member (40).

Accordingly, when air is blown by the air pulse valve 15 from the inside to the outside of the filter cloth 23, the filter cloth 23 is swollen outwardly of the filter cloth 23 by the second perforation network 40 The load is prevented.

As shown in the figure, a plurality of holes are bored in the first and second perforated circuit elements 30 and 40, so that the compressed air injected by the air pulse valve 15 flows into the first and second perforated circuit elements (B) of the second perforated network (40) through the second perforated network (40) after passing through the corrugated filter cloth (23) on the inner side (a) of the second perforated line (30).

The compressed air injected from the air pulse valve 15 passes through the first perforated net 30 provided on the inner side of the filter cloth 23 and passes through the filter cloth 23 to the outside of the filter cloth 23 The dust adhered to the filter cloth 23 is blown off toward the outer side (b) of the filter cloth 23 and is automatically released.

The operation of the dust collector equipped with the cartridge filter having the dual perforated network of the present invention is such that the air in the work space is sucked through the air inlet 12 by driving the blower 14 and the dust is filtered through the cartridge filter 20, And air is again discharged to the work site side through the air outlet 11 provided on the upper side of the main body 13.

As the dust filter is attached to the cartridge filter 20 by the operation of the dust collector, the air pulse valve 15 is periodically operated and the dust is automatically discharged by the strong compressed air injected through the air pulse valve 15. [ Let it go away.

The filter cloth 23 is formed by the second perforation network 40 provided on the outer side b of the filter cloth 23 in the process of automatically separating the dust from the cartridge filter 20 through the air pulse valve 15 The air pulse valve 15 is prevented from being inflated by the air jet pressure.

That is, when the compressed air injected from the air pulse valve 15 blows in the direction b (b) outside the filter cloth 23 from the inside (a) of the filter cloth 23, However, since the second perforation body 40 is provided on the outer side b of the filter cloth 23, the filter cloth 23 is pressed against the outer surface of the filter cloth 23, It is prevented from being inflated by the second perforated net member 40.

Accordingly, dust can be easily removed from the filter cloth 23 and the filter cloth 23 can be prevented from being detached in the process of automatic desorption by the air pulse valve.

A first support portion 21a is further provided in the upper cap 21 and a second support portion 22a is provided in the lower cap 22 to correspond to the first support portion 21a.

Both side ends of the filter cloth 23 and both side ends of the first and second perforation webs 30 and 40 are inserted into the first and second support portions 21a and 22a, The rigidity of the first and second perforated circuit elements 30 and 40 is greatly improved.

Therefore, the first and second perforated circuit elements 30 and 40 are separated from and separated from the upper and lower caps 21 and 22 by the strong compressed air injection pressure of the air pulse valve 15 .

As described above, the present invention has been described with reference to particular embodiments, such as specific elements, and specific embodiments and drawings. However, it should be understood that the present invention is not limited to the above- And various modifications and changes may be made thereto by those skilled in the art to which the present invention pertains.

Accordingly, the spirit of the present invention should not be construed as being limited to the embodiments described, and all of the equivalents or equivalents of the claims, as well as the following claims, belong to the scope of the present invention

11: air outlet 12: air inlet
13: main body 14: blower
15: Air pulse valve 20: Cartridge filter
21: upper cap 21a: first support portion
22: Lower cap 22a: Second supporting part
23: filter cloth 30: first perforation screen
40: second perforated net

Claims (2)

A main body 13 provided with an air outlet 11 for discharging the filtered air on the upper side and an air inlet 12 for introducing contaminated air in a work place; (14) for blowing air into the main body (13) and an air pulse valve (15) for spraying compressed air. The blower (14) is installed on the lower side of the main body The compressed air is ejected to the inside by the air pulse valve 15 and the upper and lower caps 21 and 22 and the upper cap 21 And a corrugated filter cloth (23) positioned between the lower cap (22) and the lower cap (22) and supported at both sides by an upper cap (21) and a lower cap (22)
A first perforated line 30 is further provided on the inner side of the filter cloth 23,
The second perforated network 40 is further provided on the outer side of the filter cloth 23,
It is possible to prevent the filter cloth 23 from being bulged outwardly of the filter cloth 23 by the second perforation network 40 when the air is pulsed by the air pulse valve 15 from the inside to the outside of the filter cloth 23, Wherein the cartridge is provided with a dual perforated network.
The method according to claim 1,
A first support portion 21a is further provided in the upper cap 21 and a second support portion 22a is provided in the lower cap 22 to correspond to the first support portion 21a,
Both side ends of the filter cloth 23 and both side ends of the first and second perforation webs 30 and 40 are received in the first and second support portions 21a and 22a, Wherein the cartridge is provided with a dual perforated network.
KR1020140060171A 2014-05-20 2014-05-20 cartridge filter with double mash KR20150133453A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020140060171A KR20150133453A (en) 2014-05-20 2014-05-20 cartridge filter with double mash

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020140060171A KR20150133453A (en) 2014-05-20 2014-05-20 cartridge filter with double mash

Publications (1)

Publication Number Publication Date
KR20150133453A true KR20150133453A (en) 2015-11-30

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KR1020140060171A KR20150133453A (en) 2014-05-20 2014-05-20 cartridge filter with double mash

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101674201B1 (en) 2016-03-18 2016-11-09 주식회사 마이크로원 Cartridge filter using ptfe membrane
KR101692974B1 (en) 2016-03-24 2017-01-05 주식회사 마이크로원 Cartridge filter used in dust collector
CN111420508A (en) * 2020-06-04 2020-07-17 遵宝钛业有限公司 Collection device of chlorination furnace production petroleum coke dust
KR20210001654A (en) * 2019-06-28 2021-01-06 문건하 A cartridge filter for a dust collector provided with an upper cap with an increased coupling force

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101674201B1 (en) 2016-03-18 2016-11-09 주식회사 마이크로원 Cartridge filter using ptfe membrane
KR101692974B1 (en) 2016-03-24 2017-01-05 주식회사 마이크로원 Cartridge filter used in dust collector
KR20210001654A (en) * 2019-06-28 2021-01-06 문건하 A cartridge filter for a dust collector provided with an upper cap with an increased coupling force
CN111420508A (en) * 2020-06-04 2020-07-17 遵宝钛业有限公司 Collection device of chlorination furnace production petroleum coke dust

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