CN219580115U - High-efficient dust removal filter - Google Patents

Abstract

The utility model discloses a high-efficiency dust removal filter which comprises a high-pressure blowback component, an upper end fixing plate, a filter element component, supporting legs, an upper end connecting cover and a filter barrel shell, wherein an air inlet pipe is arranged on the side face of the filter barrel shell, the upper end of the filter barrel shell is fixedly provided with the upper end connecting cover, the upper end of the upper end connecting cover is provided with an air outlet pipe, the upper end fixing plate is fixedly arranged at the inner upper end of the filter barrel shell, through holes are uniformly formed in the upper end fixing plate, the lower end of each through hole is fixedly provided with the filter element component, the supporting legs are uniformly fixed on the outer side of the lower end of the filter barrel shell, the upper end connecting cover is provided with the high-pressure blowback component, the high-pressure blowback component comprises blowing short pipes uniformly arranged on the upper end connecting cover, and the blowing short pipes correspond to the filter element component one by one.

Description

High-efficient dust removal filter

Technical Field

The utility model relates to the technical field of fluorine gas dust removal, in particular to a high-efficiency dust removal filter.

Background

Fluorine gas and elemental fluorine gas are very active in chemical property and have strong oxidizing property. The fluorine gas can be used as a fluorinating agent for inorganic fluorine-containing materials, organic fluorine-containing materials and semiconductor materials, is widely applied to the fields of electronics, laser technology, medicine, plastics, petrochemical industry, aerospace and the like, and is an important raw material in the chemical field. Because the prior art generally adopts electrolysis or heating fluorine-containing solid mixture's mode to prepare fluorine gas, the fluorine gas that so prepares carries a large amount of dust, if the fluorine gas after producing is not handled, the dust impurity that fluorine gas carried can interfere the actual use of fluorine gas, consequently need use the dust remover to remove dust, but current dust collector structure is complicated, dust collection efficiency is low, only the dust removal function of individual layer, the dust removal effect is poor, need clear up the dust on the filter core after using a period, consequently need consume a large amount of manpowers and time when clearing up, greatly influenced the speed of production.

Disclosure of Invention

The utility model aims to overcome the existing defects, and provides the high-efficiency dust removal filter which is simple in structure and convenient to operate, has a better fluorine gas filtering effect, can carry out back-flushing cleaning on a filter element, reduces the maintenance times, is more convenient to use and can effectively solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a high-efficient dust removal filter, includes high-pressure blowback subassembly, upper end fixed plate, filter core subassembly, supporting leg, upper end junction cover and filter vat shell, the side of filter vat shell is equipped with the intake pipe, and the upper end of filter vat shell is fixed with the upper end junction cover, and the upper end of upper end junction cover is equipped with the outlet duct, the inside upper end of filter vat shell is fixed with the upper end fixed plate, evenly is equipped with the through-hole on the upper end fixed plate, and the lower extreme of this through-hole is fixed with filter core subassembly, the lower extreme outside of filter vat shell evenly is fixed with the supporting leg, be equipped with high-pressure blowback subassembly on the upper end junction cover, high-pressure blowback subassembly is including evenly setting up the nozzle stub that blows on the upper end junction cover, and the nozzle stub that blows is responsible for by two blows the upper end of nozzle stub and is connected.

Further, the upper end fixing plate is fixed with the filter vat shell through bolts, and the upper end fixing plate is in sealing connection with the inner side of the filter vat shell.

Further, the lower end of the filter vat shell is an ash bucket with a conical structure, and a valve is connected to an outlet at the lower end of the ash bucket.

Further, the filter element assembly comprises a filter element barrel, and the lower end of the filter element barrel is connected with a lower end sealing cover in a welding mode.

Further, the filter core barrel includes inboard section of thick bamboo spare and outside filter layer, outside filter layer sets up in the outside of section of thick bamboo spare is strained to inboard section of thick bamboo spare, inboard section of thick bamboo is strained including inboard support net section of thick bamboo, corrugated wire net and outside protection network, inboard support net section of thick bamboo, corrugated wire net and outside protection network arrange in proper order from inside to outside, and the outside filter layer includes crochet wire net layer, thin metal fiber layer, well thin metal fiber layer and thick metal fiber layer, crochet wire net layer, thin metal fiber layer, well thin metal fiber layer and thick metal fiber layer arrange in proper order from inside to outside, and crochet wire net layer, thin metal fiber layer, well thin metal fiber layer and thick metal fiber layer all are equipped with the spacer mesh, and the outside on thick metal fiber layer is equipped with the protection support network, can filter the dust in the fluorine gas through crochet wire net layer, well thin metal fiber layer and corrugated wire net, make the filter effect better.

Compared with the prior art, the utility model has the beneficial effects that: firstly can be with fluorine gas leading-in filter vat shell inside through the intake pipe, can filter the dust in the fluorine gas through crochet wire mesh layer, thin metal fiber layer, well thin metal fiber layer, thick metal fiber layer and flute form wire mesh, the gas after the filtration is derived through the outlet duct, can carry out the blowback to filter core subassembly through high pressure blowback subassembly, with this blows off the dust that filters out to filter core subassembly, can hold the dust through the ash bucket of filter vat shell lower extreme, then open the dust in with the filter vat shell through the valve and derive, this high-efficient dust removal filter, and steam generator is simple in structure, and is easy and simple to handle, not only can be better to fluorine gas filter effect, but also can carry out the blowback clearance to the filter core, reduce the number of times of maintaining, it is more convenient to use.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of a cartridge assembly of the present utility model;

FIG. 3 is a schematic view of the upper end fixing plate structure of the present utility model.

In the figure: the filter comprises a gas outlet pipe 1, a high-pressure blowback component 2, a fixing plate at the upper end 3, a filter element component 4, a supporting leg 5, a connecting cover at the upper end 6, a gas inlet pipe 7, a filter barrel shell 8, a valve 9, a filter element barrel 10, a sealing cover at the lower end 11, a crochet wire mesh layer 12, a fine metal fiber layer 13, a fine metal fiber layer 14, a coarse metal fiber layer 15, a protective net at the outer side 16, a corrugated wire mesh 17 and a supporting net barrel at the inner side 18.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the present utility model provides a technical solution: the utility model provides a high-efficient dust removal filter, including high-pressure blowback subassembly 2, upper end fixed plate 3, filter core subassembly 4, supporting leg 5, upper end junction box 6 and filter vat shell 8, the side of filter vat shell 8 is equipped with intake pipe 7, the upper end of filter vat shell 8 is fixed with upper end junction box 6, the upper end of upper end junction box 6 is equipped with outlet duct 1, the inside upper end of filter vat shell 8 is fixed with upper end fixed plate 3, evenly be equipped with the through-hole on upper end fixed plate 3, the lower extreme of this through-hole is fixed with filter core subassembly 4, the lower extreme outside of filter vat shell 8 is evenly fixed with supporting leg 5, be equipped with high-pressure blowback subassembly 2 on upper end junction box 6, high-pressure blowback subassembly 2 is including evenly setting up the nozzle stub on upper end junction box 6, the nozzle stub and filter core subassembly 4 one-to the upper end of nozzle stub is responsible for connection by two, the upper end fixed plate 3 is fixed with the filter vat shell 8 through bolts, sealing connection is arranged between the upper end fixed plate 3 and the inner side of the filter vat shell 8, the lower end of the filter vat shell 8 is an ash bucket with a conical structure, a lower end outlet of the ash bucket is connected with a valve 9, the filter element assembly 4 comprises a filter element barrel 10, the lower end of the filter element barrel 10 is connected with a lower end sealing cover 11 in a welding mode, the filter element barrel 10 comprises an inner filter element and an outer filter layer, the outer filter layer is arranged on the outer side of the inner filter element, the inner filter element comprises an inner support net barrel 18, a corrugated metal net 17 and an outer protective net 16, the inner support net barrel 18, the corrugated metal net 17 and the outer protective net 16 are sequentially arranged from inside to outside, and the outer filter layer comprises a crochet metal net layer 12, a fine metal fiber layer 13, a middle fine metal fiber layer 14 and a coarse metal fiber layer 15, a crochet metal net layer 12, the fine metal fiber layer 13, the middle fine metal fiber layer 14 and the coarse metal fiber layer 15 are sequentially arranged from inside to outside, the crochet wire mesh layer 12, the fine metal fiber layer 13, the middle fine metal fiber layer 14 and the coarse metal fiber layer 15 are all provided with a separation net, the outer side of the coarse metal fiber layer 15 is provided with a protection support net, dust in fluorine gas can be filtered through the crochet wire mesh layer 12, the fine metal fiber layer 13, the middle fine metal fiber layer 14, the coarse metal fiber layer 15 and the corrugated metal wire mesh 17, the filtering effect is better, and the efficient dust removing filter is simple in structure, simple and convenient to operate, not only can better filter the fluorine gas, but also can carry out blowback cleaning on a filter element, reduce the maintenance times and is more convenient to use.

When in use: firstly, fluorine gas can be led into the filter vat shell 8 through the air inlet pipe 7, dust in the fluorine gas can be filtered through the crochet wire mesh layer 12, the fine metal fiber layer 13, the middle fine metal fiber layer 14, the coarse metal fiber layer 15 and the corrugated wire mesh 17, the filtered gas is led out through the air outlet pipe 1, the filter element assembly 4 can be reversely blown through the high-pressure reverse blowing assembly 2, so that the dust filtered by the filter element assembly 4 is blown out, the dust can be contained through an ash bucket at the lower end of the filter vat shell 8, and then the dust in the filter vat shell 8 is led out through the opening of the valve 9.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made hereto without departing from the spirit and principles of the present utility model.

Claims (5)

1. The utility model provides a high-efficient dust removal filter, includes high-pressure blowback subassembly (2), upper end fixed plate (3), filter core subassembly (4), supporting leg (5), upper end junction cover (6) and filter vat shell (8), its characterized in that: the side of filter vat shell (8) is equipped with intake pipe (7), and the upper end of filter vat shell (8) is fixed with upper end junction cap (6), and the upper end of upper end junction cap (6) is equipped with outlet duct (1), the inside upper end of filter vat shell (8) is fixed with upper end fixed plate (3), evenly is equipped with the through-hole on upper end fixed plate (3), and the lower extreme of this through-hole is fixed with filter core subassembly (4), the lower extreme outside of filter vat shell (8) is evenly fixed with supporting leg (5), be equipped with high-pressure blowback subassembly (2) on upper end junction cap (6), high-pressure blowback subassembly (2) are including evenly setting up the nozzle stub that blows on upper end junction cap (6), nozzle stub and filter core subassembly (4) one-to the upper end of nozzle stub is responsible for by two blows and is connected.

2. A high efficiency dust filter according to claim 1, wherein: the upper end fixing plate (3) is fixed with the filter vat shell (8) through bolts, and the upper end fixing plate (3) is in sealing connection with the inner side of the filter vat shell (8).

3. A high efficiency dust filter according to claim 1, wherein: the lower end of the filter vat shell (8) is an ash bucket with a conical structure, and a valve (9) is connected with an outlet at the lower end of the ash bucket.

4. A high efficiency dust filter according to claim 1, wherein: the filter element assembly (4) comprises a filter element barrel (10), and the lower end of the filter element barrel (10) is connected with a lower end sealing cover (11) in a welding mode.

5. The high efficiency dust filter of claim 4, wherein: the filter element barrel (10) comprises an inner filter element and an outer filter layer, the outer filter layer is arranged on the outer side of the inner filter element, the inner filter element comprises an inner supporting net barrel (18), a corrugated metal wire net (17) and an outer protecting net (16), the inner supporting net barrel (18), the corrugated metal wire net (17) and the outer protecting net (16) are sequentially arranged from inside to outside, the outer filter layer comprises a crochet metal wire net layer (12), a fine metal fiber layer (13), a middle fine metal fiber layer (14) and a coarse metal fiber layer (15), the crochet metal wire net layer (12), the fine metal fiber layer (13), the middle fine metal fiber layer (14) and the coarse metal fiber layer (15) are sequentially arranged from inside to outside, a separation net is arranged between the crochet metal wire net layer (12), the fine metal fiber layer (13), the middle fine metal fiber layer (14) and the coarse metal fiber layer (15), and the outer side of the coarse metal fiber layer (15) is provided with a protecting supporting net.