CN214209967U - High-efficient spiral filter - Google Patents

Abstract

The utility model provides a high-efficiency spiral filter, which comprises a connecting pipe arranged at the lower end of a shell, a joint arranged at the lower end of the connecting pipe, the screw rod is arranged in the shell, a sealing cover is arranged at the upper end of the shell, a plurality of elastic bulges which are propped against the upper end of the screw rod are arranged at the inner side of the sealing cover, the space between the screw rod and the shell is internally filled with an adsorbent, the lower end in the shell is provided with a microporous filtering membrane, the outer side of the shell is provided with a marking area, the utility model utilizes a spiral structure to increase the contact time and the contact area of the volatile gas in the adsorbent, thereby greatly improving the adsorption and filtration effect, the elastic bulge extrudes the screw rod through self elastic deformation, make the elasticity hob continuously exert pressure to the casing inner wall, guarantee to seal between the two, avoid volatile gaseous to spill over through the gap, have the simple reliable characteristics of seal structure.

Description

High-efficient spiral filter

Technical Field

The utility model is used for the filter field, especially a high-efficient spiral filter.

Background

The waste liquid bucket often can be placed to the test bench below in the laboratory and be used for collecting the waste liquid, and some dangerous volatile solvents can be deposited sometimes to waste liquid bucket inside, and these volatile liquid can pollute the laboratory inside air, endangers health, consequently often installs the filter on the bottle lid of easy waste liquid bucket, utilizes the filter to filter the gas of following the waste liquid bucket in, avoids gas to volatilize.

But traditional filter is because the filtration route is short, and the filter effect is limited, in order to prolong the filtration route, improves filter effect, generally adopts helical structure filter, but current helical filter structure is complicated, forms the gap easily between screw rod and the casing after the equipment, influences the filter effect of volatile gas.

Therefore, the utility model provides a spiral filtration is very necessary for waste liquid collecting system.

Disclosure of Invention

The structure that exists to prior art spiral filter is complicated, forms the gap easily between equipment back hob and the casing, influences the defect of volatile gaseous filter effect, a main aim at provides a high-efficient spiral filter.

In order to solve the technical problem, the utility model provides a high-efficiency spiral filter, which comprises a joint, a connecting pipe, a shell, a marking area, a sealing cover, a spiral rod, a micro-porous filtering membrane, an adsorbent and an elastic bulge; the casing lower extreme is equipped with a connecting pipe, the connecting pipe lower extreme is equipped with a joint, the hob sets up inside the casing, the casing upper end is equipped with a sealed lid, sealed inboard of covering is equipped with a plurality of tops and is in elastic bulge on the hob, the hob with inside the packing in space between the casing has the adsorbent, a microfiltration membrane is installed to the inside lower extreme of casing.

Preferably, the housing is provided with a marking zone on the outside.

Preferably, the screw rod is made of elastic PP plastic material.

Preferably, the spiral outer edge is closely fitted to the inner wall of the housing by being elastically deformed by itself.

Preferably, the lower end of the elastic bulge is of a hemispherical structure.

The utility model has the advantages that:

1. the utility model discloses a spiral filter, the gas flow through helical structure has lengthened the filtration route, has improved the filter effect, has simple structure, characteristics that occupation space is little.

2. The utility model discloses the elastic bulge is through self elastic deformation extrusion hob for the elastic hob lasts to exert pressure to the casing inner wall, guarantees to seal between the two, avoids volatile gas to spill over through the gap, has the simple reliable characteristics of seal structure, utilizes the adsorbent to adsorb the gas that volatilizees out, and adsorption is strong, can use to multiple liquid, no matter is organic solvent or other volatile chemical harmful substance all can the safe collection, reaches the purpose of protection laboratory internal environment. The gas which is volatilized is adsorbed by the adsorbent, the adsorption effect is strong, and the adsorbent can be used for various volatile liquids.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a three-dimensional structure diagram of the present invention.

Fig. 2 is a front view structural diagram of the present invention.

Fig. 3 is a top view structural diagram of the present invention.

Fig. 4 is a sectional view a-a of fig. 3 according to the present invention.

In the figure, the position of the upper end of the main shaft,

1-joint, 2-connecting pipe, 3-shell, 4-marking area, 5-sealing cover, 6-spiral rod, 7-microporous filtering membrane, 8-adsorbent and 9-elastic bulge.

Detailed Description

The present invention will be further described with reference to the following drawings and examples, and embodiments of the present invention include, but are not limited to, the following examples.

In order to realize the purpose, the utility model discloses a technical scheme as follows:

as shown in fig. 1 to 4, the high efficiency spiral filter comprises a joint 1, a connecting pipe 2, a shell 3, a marking area 4, a sealing cover 5, a spiral rod 6, a micro-porous filtering membrane 7, an adsorbent 8 and an elastic bulge 9; 3 lower extremes of casing are equipped with a connecting pipe 2, and 2 lower extremes of connecting pipe are equipped with one and connect 1, and the hob 6 sets up inside casing 3, and 3 upper ends of casing are equipped with a sealed lid 5, and 5 inboards of sealed lid are equipped with a plurality of elastic bulge 9 on the hob 6, and the space between hob 6 and casing 3 is inside to be filled has adsorbent 8, and a microfiltration membrane 7 is installed to the inside lower extreme of casing 3.

Further, the housing 3 is provided with a marking area 4 on the outer side, and the marking area 4 can mark the purpose of the filter, so that the filtering for different liquids is facilitated.

Further, the screw rod 6 is made of an elastic PP plastic material.

Further, 6 outward flanges of hob are closely attached to the inner wall of the shell 3 through self elastic deformation, the hob 6 is made of elastic PP plastic materials, when the elastic bulge 9 applies pressure to the top of the hob 6, the outward flanges of the hob 6 are closely attached to the inner wall of the shell 3, gaps cannot be left, the assembling structure is simple and reliable, and the use is convenient.

Further, the lower end of the elastic bulge 9 is of a hemispherical structure, the elastic bulge 9 cannot damage the screw rod 6 when extruding the screw rod 6 through self elastic deformation, the screw rod 6 is continuously pressed, a gap is not reserved between the screw rod 6 and the inner wall of the shell 3, volatile gas is prevented from overflowing through the gap, and the sealing structure has the characteristics of simplicity and reliability.

The utility model discloses during the use, place hob 6 in 3 inner chambers of casing, then place adsorbent 8 at 3 tops of casing, space department through rocking adsorbent 8 constantly and filling hob 6 and 3 inner chambers of casing, also can be with negative pressure pipeline articulate joint 1, negative pressure pipeline pressure negative pressure value is (-2) ~ (-4) bar, adsorbent 8 flows down space department of hob 6 and 3 inner chambers of casing under the negative pressure effect, realize the filling of adsorbent 8, then will connect 1 threaded connection to the waste liquid section of thick bamboo, avoid volatile gas to volatilize out, no matter be organic solvent or other volatile chemistry harmful substance all can safe collection, the inside environment of protection laboratory, the gas flow path of flowing through is the spiral path, the filtration path has been lengthened, the filter effect has been improved. The gas which is volatilized is adsorbed by the adsorbent, the adsorption effect is strong, and the adsorbent can be used for various volatile liquids.

Utilize technical scheme, or technical personnel in the field are in the utility model discloses under technical scheme's the inspiration, design similar technical scheme, and reach above-mentioned technological effect, all fall into the utility model discloses a protection scope.

Claims (5)

1. A high-efficiency spiral filter is characterized by comprising a joint (1), a connecting pipe (2), a shell (3), a marking area (4), a sealing cover (5), a spiral rod (6), a microporous filtering membrane (7), an adsorbent (8) and an elastic bulge (9); casing (3) lower extreme is equipped with a connecting pipe (2), connecting pipe (2) lower extreme is equipped with one and connects (1), hob (6) set up inside casing (3), casing (3) upper end is equipped with a sealed lid (5), sealed lid (5) inboard is equipped with a plurality of tops and is in elastic bulge (9) of hob (6) upper end, hob (6) with inside the packing in space between casing (3) has adsorbent (8), a microfiltration membrane (7) is installed to casing (3) inside lower extreme.

2. A high efficiency spiral filter according to claim 1, wherein the housing (3) is provided with a marking zone (4) on the outside.

3. A high efficiency spiral filter according to claim 1, wherein said spiral rod (6) is made of an elastic PP plastic material.

4. A high efficiency spiral filter according to claim 1 or 3, wherein the outer edge of the spiral rod (6) is closely fitted to the inner wall of the housing (3) by its elastic deformation.

5. A high efficiency spiral filter as claimed in claim 1, wherein said resilient protrusions (9) are of hemispherical configuration at their lower ends.

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