CN219231851U - Folding filter core of multilayer filter screen - Google Patents

Abstract

The utility model provides a multi-layer filter screen folding filter element, which relates to the technical field of purifying filter elements and comprises an end seat, an inner core, a wind wheel, semi-annular stop blocks and a plurality of inner nets, wherein a groove is formed in the end seat, the inner core is connected with the groove in a threaded manner, and the middle upper end and the lower end in the inner core are respectively provided with an intermittent oil filtering component.

Description

Folding filter core of multilayer filter screen

Technical Field

The utility model relates to the technical field of purifying filter elements, in particular to a multi-layer filter screen folding filter element.

Background

The oil removing principle of the oil removing filter and the active carbon filter is to remove the principle of oil pollution adsorption through the adsorption action of the filter material or the active carbon.

However, the oil removing efficiency of the oil removing filter or the active carbon filter is achieved, the core of the oil removing filter is the quality of the filter element, the graphene composite material is filled in the traditional oil removing filter element, the similar compatibility principle of organic matters is utilized, and then oil drops introduced into the oil removing filter element are adsorbed in the filling layer, so that the gas is filtered, the filtering mode is simple and effective, but if a certain area in the filling layer reaches a saturated state, the area can not continuously absorb the oil drops in the gas, the filtering effect is reduced, and the multi-layer filter screen folding filter element is provided.

Disclosure of Invention

In order to solve the problems in the prior art, the utility model provides a multi-layer filter screen folding filter element, which comprises: the shell, the bottom fixedly connected with end seat of shell, the top threaded connection of shell has the end cover, offer on the end cover with inner core complex air inlet tank, the filter screen has been cup jointed to the shell inboard, the inside third intranet that has cup jointed of filter screen, the second intranet has been cup jointed to the inboard of third intranet, the outside of second intranet has cup jointed first intranet, first intranet endotheca is equipped with the inner core, the inner core outside is provided with the filler layer with first intranet inboard, the fixed recess that is provided with in end seat upper end middle part, the inner core passes through threaded connection in the recess, be provided with two sets of intermittent type oil filter components between inner core and the filler layer;

the intermittent type oil filter assembly includes the ring upper end in the inner core inboard and well lower extreme have all been seted up the standing groove, two all set up the ring in the standing groove, two all be connected with the round bar through L shape bracing piece in the ring, one side fixedly connected with a plurality of wind wheels of round bar, a plurality of the wind wheel is the annular and arranges with the round bar center as the centre of a circle, two the both sides of ring all are provided with semi-annular dog and mutual symmetry between inner core and filler layer through the connecting block.

The second intranet is formed by folding a plurality of layers of metal nets.

And the filler layer is an oil-absorbing hydrophobic material functional layer.

The shell is made of stainless steel.

The screw thread, the external screw thread has been seted up to the port on the shell, be equipped with the internal thread with the external screw thread complex of port on the shell in the end cover.

The semi-annular check blocks rotate around the axis of the inner core.

The inner core is characterized in that an inner thread is arranged in a groove formed in the middle of the upper end of the end seat, and an outer thread matched with the inner thread is arranged in the groove and is arranged on the outer side of one end of the inner core.

Compared with the prior art, the utility model has the beneficial effects that:

1. through set up two sets of intermittent type oil filter components at the middle part of inner core, thereby utilize the kinetic energy that gaseous inside was contained to order about the wind wheel rotation, thereby further order about two semi-annular dog rotations that ring and ring outside set up, thereby can realize stopping the intermittent type nature of gas, make the filler layer can be abundant absorb oil, the intermittent type nature has been realized the absorption of oil droplet, and the oil droplet after the absorption has time diffusion to whole filler layer, and then the absorbing effect of filler has been increased, the problem of traditional deoiling filter core when absorbing the lubricating oil quick saturation has been solved.

2. According to the utility model, the second inner net made of the metal material formed by wavy folding is arranged, so that one layer of filter layer can be used for multi-layer filtration, more particles are shielded by gas at the same time, and the problem that the oil removal filter element cannot block all particles is solved.

Drawings

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

FIG. 2 is a schematic diagram of the detailed structure of the filter element of the utility model;

FIG. 3 is a schematic diagram of a half-section structure of an inventive filter element;

FIG. 4 is a schematic diagram of the front structure of an intermittent oil filter assembly of the present utility model;

fig. 5 is a schematic view of the internal details of the intermittent oil filter assembly of the present utility model.

Reference numerals: 1. an end seat; 2. a housing; 3. an end cap; 4. an air inlet groove; 5. a circular ring; 6. an inner core; 7. a filler layer; 8. a first intranet; 9. a second intranet; 10. a third intranet; 11. a filter screen; 12. a wind wheel; 13. a semi-ring type stop block; 15. a connecting block; 17. a round bar; 18. l-shaped supporting rods.

Detailed Description

In order that the manner in which the above recited features, objects and advantages of the present utility model are obtained, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. Based on the examples in the embodiments, those skilled in the art can obtain other examples without making any inventive effort, which fall within the scope of the utility model.

Specific embodiments of the present utility model will be described below with reference to the accompanying drawings

As shown in fig. 1-5, a multi-layer filter screen folding filter element comprises a shell 2, wherein the bottom end of the shell 2 is fixedly connected with an end seat 1, the top end of the shell 2 is in threaded connection with an end cover 3, an air inlet groove 4 matched with an inner core 6 is formed in the end cover 3, a filter screen 11 is sleeved on the inner side of the shell 2, a third inner net 10 is sleeved inside the filter screen 11, a second inner net 9 is sleeved on the inner side of the third inner net 10, a first inner net 8 is sleeved on the outer side of the second inner net 9, an inner core 6 is sleeved in the first inner net 8, a filler layer 7 is arranged on the outer side of the inner core 6 and the inner side of the first inner net 8, a groove is fixedly formed in the middle of the upper end of the end seat 1, the inner core 6 is in the groove through threaded connection, and two groups of intermittent oil filtering components are arranged between the inner core 6 and the filler layer 7;

the intermittent type oil filter assembly includes ring 5, and the standing groove has all been seted up to upper end in the inboard of inner core 6 and well lower extreme, has all been furnished with ring 5 in two standing grooves, all is connected with round bar 17 through L shape bracing piece 18 in two rings 5, and one side fixedly connected with a plurality of wind wheels 12 of round bar 17, a plurality of wind wheels 12 are the annular and are arranged as the centre of a circle with round bar 17 center, and the both sides of two rings 5 all are provided with semi-annular dog 13 and mutual symmetry between inner core 6 and filler layer 7 through connecting block 15.

During the use, gas (including oily water vapor etc.) etc. enter into inner core 6 through air inlet tank 4, thereby utilize the kinetic energy that the inside of gas held to order about wind wheel 12 and rotate, further order about two semi-annular dog 13 rotations that ring 5 and ring 5 outside set up, thereby can realize the intermittent type nature to gas and block, make the filler layer can be abundant absorb lubricating oil, the intermittent type nature has been realized the absorption to the oil droplet, and the oil droplet after the absorption will have time to diffuse into whole filler layer 7, secondly through first intranet 8 and second intranet 9, second intranet 9 is that the multilayer metal mesh folds to form, can carry out the multilayer filtration back again get into third intranet 10, afterwards the gas that has filtered many times gets into filter screen 11 and filters again, finally, the gas through deoiling processing is exported by shell 2.

For the multi-layer filter screen folding filter element, the following improvement is provided, and the concrete steps are as follows:

preferably, the second inner net 9 is formed by wavy and folding a plurality of layers of metal nets, and the folding structure can carry out multi-layer and multi-time filtration, so that the filtration is cleaner.

Preferably, the filler layer 7 is an oil absorption hydrophobic material functional layer, so that the adsorption capacity is stronger and the filtering effect is better.

Preferably, the shell 2 is made of stainless steel, is not easy to deform and prolongs the service life of the filter element.

Preferably, the external thread is offered to the port on shell 2, is equipped with the internal thread with the external thread complex on the shell 2 in the end cover 3, can dismantle, easily clean.

Preferably, both pairs of semi-annular stops 13 rotate with the axis of the inner core 6 as the centre of a circle.

Preferably, the recess that end seat 1 upper end middle part was seted up is provided with the internal thread in, and the one end outside of inner core 6 is provided with and is equipped with internal thread matched with external screw thread in the recess, conveniently replaces the inner core of filter core device, increases filter core life.

Working principle: firstly compressed gas enters the inner core 6 through the air inlet groove 4 formed in the end cover 3, kinetic energy contained in the gas is utilized to drive the wind wheel 12 to rotate, further drive the ring 5 and the two semi-annular stop blocks 13 arranged on the outer side of the ring 5 to rotate, thereby intermittent blocking of the gas can be achieved, the graphene composite filler layer 7 can fully absorb lubricating oil, intermittent oil drop absorption is achieved, the absorbed oil drops can be diffused to the whole graphene composite filler layer 7 in time, the first inner net 8 and the second inner net 9 formed by wavy folding are utilized, the gas can be filtered in multiple layers in a short time through the multiple layers of folded metal net layers, further more particles are blocked, the oil removing effect is better, finally, the gas filtered layer by layer is filtered again through the third inner net 10 and the filter screen 11 to be finally filtered, and discharged after being blocked through the shell.

Claims (7)

1. The utility model provides a folding filter core of multilayer filter screen, includes shell (2), its characterized in that: the novel oil filter is characterized in that an end seat (1) is fixedly connected to the bottom end of the shell (2), an end cover (3) is connected to the top end of the shell (2) through threads, an air inlet groove (4) matched with the inner core (6) is formed in the end cover (3), a filter screen (11) is sleeved on the inner side of the shell (2), a third inner net (10) is sleeved inside the filter screen (11), a second inner net (9) is sleeved on the inner side of the third inner net (10), a first inner net (8) is sleeved on the outer side of the second inner net (9), an inner core (6) is sleeved in the first inner net (8), a filler layer (7) is arranged on the outer side of the inner core (6) and the inner side of the first inner net (8), a groove is fixedly formed in the middle of the upper end of the end seat (1), the inner core (6) is connected in the groove through threads, and two groups of intermittent oil filtering components are arranged between the inner core (6) and the filler layer (7);

intermittent type oil filter subassembly includes ring (5), the standing groove has all been seted up to upper end in the inboard of inner core (6) and well lower extreme, two ring (5) have all been joined in marriage in the standing groove, two all be connected with round bar (17) through L shape bracing piece (18) in ring (5), one side fixedly connected with of round bar (17) a plurality of wind wheels (12), a plurality of wind wheels (12) are the annular and are listed as with round bar (17) center as the centre of a circle, two both sides of ring (5) all are provided with semi-annular dog (13) and mutual symmetry between inner core (6) and filler layer (7) through connecting block (15).

2. A multi-layer screen pleated filter cartridge as defined in claim 1, wherein: the second inner net (9) is formed by wavy folding of a plurality of layers of metal nets.

3. A multi-layer screen pleated filter cartridge as defined in claim 1, wherein: the filler layer (7) is a functional layer of oil-absorbing hydrophobic material.

4. A multi-layer screen pleated filter cartridge as defined in claim 1, wherein: the shell (2) is made of stainless steel.

5. A multi-layer screen pleated filter cartridge as defined in claim 1, wherein: the external thread is arranged on the upper port of the shell (2), and the end cover (3) is internally provided with the internal thread matched with the external thread of the upper port of the shell (2).

6. A multi-layer screen pleated filter cartridge as defined in claim 1, wherein: both pairs of semi-annular stop blocks (13) rotate by taking the axis of the inner core (6) as the circle center.

7. A multi-layer screen pleated filter cartridge as defined in claim 1, wherein: the inner core is characterized in that an inner thread is arranged in a groove formed in the middle of the upper end of the end seat (1), and an outer thread matched with the inner thread is arranged in the groove and is arranged on the outer side of one end of the inner core (6).

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