CN211497158U - Melt and spout filter core with self-cleaning function - Google Patents

Abstract

The utility model discloses a melt-blown filter core with self-cleaning function, compress tightly lid and melt-blown filter core body including filter core body, polypropylene fiber layer, delivery port, annular, the top of filter core body is equipped with the annular and compresses tightly the lid, and the inside that the annular compressed tightly the lid is equipped with sealed lid to the inside of sealed lid is equipped with the water inlet, the bottom of water inlet is equipped with the inlet channel, and the bottom of inlet channel is equipped with the sealing washer, and sealing washer one side of sealed lid below is equipped with sealed annular clamp plate, and the below of sealed annular clamp plate is equipped with skeleton mechanism, the bottom of sealed annular clamp plate is equipped with melt-blown filter core body, and the inside central point department of putting of melt-blown filter core body is equipped with the filter core chamber to the. The utility model discloses not only realize carrying out the self-cleaning function when the filter core filters, a plurality of infiltration filter layer stage filtration have increased the mechanical strength of filter core, have improved the filter effect of melt-blown filter core moreover.

Description

Melt and spout filter core with self-cleaning function

Technical Field

The utility model relates to a melt and spout filter core technical field, specifically be a melt and spout filter core with self-cleaning function.

Background

Melt the filter core and be one kind and be used for prefiltration's filter core, its mainly used filters the suspended solid, has high filth to hold back the ability in clarification plant, can effectively get rid of in the flowing liquid substances such as impurity, granule such as suspended solid, particle, rust, need clear up it when the filter core filters a quantitative, and current filter core cleaning device adopts mostly to take out the filter core and clears up outward, and it still remains to improve to use very inconvenient.

The melt-blown filter element in the market is various and can basically meet the use requirements of people, but certain problems still exist, and the specific problems include the following points:

(1) the existing melt-blown filter element is generally inconvenient for automatic cleaning when the filter element is used for filtering, thereby seriously influencing the convenience degree of the melt-blown filter element when in use;

(2) the existing melt-blown filter element is generally not provided with a framework support when in use, and can not bear higher water pressure, thereby greatly influencing the reliability of the melt-blown filter element when in use;

(3) the existing melt-blown filter element is generally not provided with a plurality of permeation filter layers when in use, and impurities can not be effectively filtered and removed in a layered mode, so that great trouble is brought to people in use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a melt and spout filter core with self-cleaning function to it carries out self-cleaning to propose among the above-mentioned background art to melt to spout when the filter core of being not convenient for filters the filter core, is not equipped with the skeleton and supports, is not equipped with the problem of a plurality of infiltration filter layers.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a melt-blown filter core with self-cleaning function, includes filter core body, polypropylene fiber layer, delivery port, annular compresses tightly lid and melt-blown filter core body, its characterized in that: the top end of the filter element body is provided with an annular pressing cover, a sealing cover is arranged inside the annular pressing cover, a water inlet is arranged inside the sealing cover, a water inlet channel is arranged at the bottom end of the water inlet, a sealing ring is arranged at the bottom end of the water inlet channel, a sealing annular pressing plate is arranged at one side of the sealing ring below the sealing cover, a framework mechanism is arranged below the sealing annular pressing plate, a melt-blown filter element body is arranged at the bottom end of the sealing annular pressing plate, a filter element cavity is arranged at the center of the interior of the melt-blown filter element body, a filter membrane layer is arranged in the melt-blown filter element body at one side of the filter element cavity, a carbon fiber layer is arranged in the melt-blown filter element body at one side of the filter membrane layer, and the polypropylene fiber layer is arranged in the melt-blown filter element body at one side of the carbon fiber layer, the top of the annular pressing cover is provided with a cleaning water pipe, and one end of the cleaning water pipe is fixedly connected with the water inlet, and one end of the cleaning water pipe, which is far away from the water inlet, is provided with a cleaning valve.

Preferably, a water inlet pipeline is arranged on the outer wall of the filter element body on one side of the cleaning valve, a water inlet is formed in the filter element body below the cleaning valve, and a water inlet valve is arranged in the filter element body on one side of the water inlet.

Preferably, the outer wall of the filter core body below the water inlet valve is provided with a water inlet, the interior of the filter core body below the water inlet is provided with a sewage draining outlet, and the outer wall of the filter core body on one side of the sewage draining outlet is provided with a sewage draining pipe.

Preferably, one end of the top of the filter element body, which is far away from the cleaning valve, is provided with a water outlet valve, the outer wall of the filter element body on one side of the water outlet valve is provided with a water outlet pipe, and one side, which is far away from the water inlet, of the outer wall of the filter element body is provided with a water outlet.

Preferably, the inside of framework mechanism sets gradually first filter layer support, second filter layer support, braced frame, first die cavity support, second die cavity support and holder, the top of melt-blown filter element body is equipped with braced frame, and one side of braced frame is equipped with second filter layer support to one side of second filter layer support is equipped with first filter layer support.

Preferably, a first cavity support is arranged at the bottom end of the supporting frame in the filter element cavity, a second cavity support is arranged on one side of the first cavity support, and a second cavity support is arranged in the melt-blown filter element body below the second filter layer support.

Compared with the prior art, the beneficial effects of the utility model are that: the melt-blown filter element with the self-cleaning function not only realizes the automatic cleaning function when the filter element is filtered, but also increases the mechanical strength of the filter element and improves the filtering effect of the melt-blown filter element by filtering a plurality of penetration filter layers in a grading way;

(1) when the filter element is saturated through filtration, the water inlet valve is closed, a water source of the cleaning valve is opened, the water flows into the cleaning water pipe through the water inlet pipeline, passes through the sealing ring through the water inlet and the water inlet channel, flows into the filter element cavity, and is backflushed to the melt-blown filter element body to remove impurity particles adhered to the surface, and sewage is discharged from the outside through the sewage discharge pipe through the sewage discharge outlet, so that the automatic cleaning function is realized during the filtration of the filter element, the frequency of filter element replacement is reduced, and the cost of the melt-blown;

(2) the water flows into the melt-blown filter element body through a water source, the polypropylene fiber layer is used for primary filtering to remove larger suspended impurities, the carbon fiber layer is used for secondary filtering and is adsorbed by activated carbon, and finally the filter film layer is used for final filtering to remove fine particles, so that the graded filtering of a plurality of permeation filter layers is realized, and the filtering effect of the melt-blown filter element is improved;

(3) through being provided with first filter layer support, first die cavity support, second die cavity support and holder, according to the difference of water pressure intensity, carry out centre and both ends by first filter layer support to the polypropylene fibre layer and support, support the carbon fibre layer by second filter layer support, and braced frame supports the filter layer, make the filter layer keep accomplishing the form, first die cavity support, second die cavity support and holder support filter layer central part and filter core chamber, it keeps intact under high pressure rivers to make filter core chamber and melt-blown filter core body, the support of a plurality of skeletons to melt-blown filter core body and filter core chamber has been realized, the change of filter core form under high pressure rivers has been avoided, the mechanical strength of filter core has been improved.

Drawings

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

FIG. 2 is a schematic view of the cross-sectional enlarged structure of the framework mechanism of the present invention;

fig. 3 is an enlarged schematic structural view of a point a in fig. 1 according to the present invention;

fig. 4 is an enlarged schematic structural diagram of the position B in fig. 1 according to the present invention.

In the figure: 1. a filter element body; 2. a polypropylene fiber layer; 3. a water outlet; 4. a carbon fiber layer; 5. a filter membrane layer; 6. a water outlet pipe; 7. a skeleton mechanism; 701. a first filter layer support; 702. a second filter layer support; 703. a support frame; 704. a first cavity holder; 705. a second cavity holder; 706. a holder; 8. sealing the annular pressure plate; 9. a seal ring; 10. a water inlet channel; 11. a sealing cover; 12. a water outlet valve; 13. a water inlet; 14. cleaning the water pipe; 15. cleaning the valve; 16. a water inlet; 17. a water inlet valve; 18. a water inlet pipe; 19. a water inlet; 20. a sewage draining outlet; 21. a blow-off pipe; 22. an annular compression cap; 23. a filter element cavity; 24. and (3) melt-blowing the filter element body.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides an embodiment: a melt-blown filter element with a self-cleaning function comprises a filter element body 1, a polypropylene fiber layer 2, a water outlet 3, an annular pressing cover 22 and a melt-blown filter element body 24, wherein the annular pressing cover 22 is arranged at the top end of the filter element body 1, a sealing cover 11 is arranged inside the annular pressing cover 22, a water inlet 13 is arranged inside the sealing cover 11, a water inlet channel 10 is arranged at the bottom end of the water inlet 13, a sealing ring 9 is arranged at the bottom end of the water inlet channel 10, a sealing annular pressing plate 8 is arranged on one side of the sealing ring 9 below the sealing cover 11, and a framework mechanism 7 is arranged below the sealing annular pressing plate;

a first filter layer support 701, a second filter layer support 702, a support frame 703, a first cavity support 704, a second cavity support 705 and a retainer 706 are sequentially arranged in the framework mechanism 7, the support frame 703 is arranged at the top end of the melt-blown filter element body 24, the second filter layer support 702 is arranged on one side of the support frame 703, the first filter layer support 701 is arranged on one side of the second filter layer support 702, the first cavity support 704 is arranged at the bottom end of the support frame 703 in the filter element cavity 23, the second cavity support 705 is arranged on one side of the first cavity support 704, and the second cavity support 705 is arranged in the melt-blown filter element body 24 below the second filter layer support 702;

when the filter element is used, according to the difference of water pressure, the middle and two ends of the polypropylene fiber layer 2 are supported by the first filter layer support 701, the carbon fiber layer 4 is supported by the second filter layer support 702, and the filter layer 5 is supported by the support frame 703, so that the filter layer is kept in a finished shape, the filter element cavity 23 is supported by the first cavity support 704 and the second cavity support 705, and the central part of the filter layer is supported by the retainer 706, so that the filter element cavity 23 and the melt-blown filter element body 24 are kept complete under high-pressure water flow, the melt-blown filter element body 24 and the filter element cavity 23 are supported by a plurality of frameworks, the change of the filter element shape under the high-pressure water flow is avoided, and the mechanical strength of the filter element is improved;

the bottom end of the sealed annular pressing plate 8 is provided with a melt-blown filter element body 24, a filter element cavity 23 is arranged at the center of the interior of the melt-blown filter element body 24, a filter membrane layer 5 is arranged inside the melt-blown filter element body 24 at one side of the filter element cavity 23, a carbon fiber layer 4 is arranged inside the melt-blown filter element body 24 at one side of the filter membrane layer 5, and a polypropylene fiber layer 2 is arranged inside the melt-blown filter element body 24 at one side of the carbon fiber layer 4;

when the filter element is used, water flows into the melt-blown filter element body 24 through a water source, the polypropylene fiber layer 2 is used for primary filtration to remove larger suspended matters of impurities, the carbon fiber layer 4 is used for secondary filtration and is adsorbed by activated carbon, and finally the filter film layer 5 is used for final filtration to remove fine particles, so that the graded filtration of a plurality of permeation filter layers is realized, and the filtration effect of the melt-blown filter element is improved;

the top of the annular pressing cover 22 is provided with a cleaning water pipe 14, one end of the cleaning water pipe 14 is fixedly connected with the water inlet 13, one end of the cleaning water pipe 14 far away from the water inlet 13 is provided with a cleaning valve 15, the outer wall of the filter element body 1 at one side of the cleaning valve 15 is provided with a water inlet pipe 18, the inside of the filter element body 1 below the cleaning valve 15 is provided with a water inlet 16, a water inlet valve 17 is arranged inside the filter element body 1 at one side of the water inlet 16, a water inlet 19 is arranged on the outer wall of the filter element body 1 below the water inlet valve 17, a sewage draining outlet 20 is arranged inside the filter element body 1 below the water inlet 19, and a sewage discharge pipe 21 is arranged on the outer wall of the filter element body 1 at one side of the sewage discharge port 20, a water outlet valve 12 is arranged at one end of the top of the filter element body 1 far away from the cleaning valve 15, a water outlet pipe 6 is arranged on the outer wall of the filter element body 1 at one side of the water outlet valve 12, and a water outlet 3 is arranged at one side of the outer wall of the filter element body 1, which is far away from the water inlet 19;

when the filter element is used for filtering and saturating, the water inlet valve 17 is closed, the water source of the cleaning valve 15 is opened, the water flows into the cleaning water pipe 14 from the water inlet pipeline 18, the water passes through the sealing ring 9 through the water inlet 13 and the water inlet channel 10 and flows into the filter element cavity 23, the melt-blown filter element body 24 is backflushed, impurity particles adhered to the surface are removed, sewage is discharged outside from the sewage discharge pipe 21 through the sewage discharge outlet 20, the automatic cleaning function during filter element filtering is realized, the filter element replacement frequency is reduced, and the cost of the melt-blown filter element is reduced.

The working principle is as follows: when in use, the water inlet 19 is connected with an external water source, the water flows into the water inlet valve 17 through the water inlet pipeline 18, the water flows into the melt-blown filter element body 24, the polypropylene fiber layer 2 is used for primary filtration to remove larger suspended matters of impurities, the carbon fiber layer 4 is used for secondary filtration and is adsorbed by active carbon, and finally the filter film layer 5 is used for final filtration to remove fine particles, so that the graded filtration of a plurality of permeable filter layers is realized, the filtration effect of the melt-blown filter element is improved, the melt-blown filter element body 24 is deformed in different degrees according to different water pressures, at the moment, under the action of the supporting frame 703, the polypropylene fiber layer 2 is supported by the first filter layer support 701 in the middle and at two ends, the carbon fiber layer 4 is supported by the second filter layer support 702, and the filter film layer 5 is supported by the supporting frame 703, so that the filter layers keep the complete shape, the first cavity bracket 704 and the second cavity bracket 705 support the filter element cavity 23, and the retainer 706 supports the central part of the filter layer, so that the filter element cavity 23 and the melt-blown filter element body 24 are kept complete under high-pressure water flow, the melt-blown filter element body 24 and the filter element cavity 23 are supported by a plurality of frameworks, the change of the filter element shape under high-pressure water flow is avoided, the mechanical strength of the filter element is improved, then, water flows into the water inlet 13 through the sealing ring 9 by operating the water inlet channel 10 under the sealing of the sealing ring 9, flows into the water outlet pipe 6 through the water outlet valve 12, is discharged outside through the water outlet 3, when the filter element is saturated by filtering, the water source of the cleaning valve 15 is opened by closing the water inlet valve 17, flows into the cleaning water pipe 14 through the water inlet channel 18, flows into the filter element cavity 23 through the sealing ring 9 through the water inlet 13 and the water inlet channel 10, and backflushs the, sewage is discharged outside through the sewage outlet 20 by the sewage discharge pipe 21, and the automatic cleaning function is carried out when the filter element is filtered, so that the frequency of filter element replacement is reduced, the cost of the melt-blown filter element is reduced, and the use work of the melt-blown filter element is completed.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. The utility model provides a melt-blown filter core with self-cleaning function, includes filter core body (1), polypropylene fiber layer (2), delivery port (3), annular compress tightly lid (22) and melt-blown filter core body (24), its characterized in that: the filter element comprises a filter element body (1), wherein an annular pressing cover (22) is arranged at the top end of the filter element body (1), a sealing cover (11) is arranged inside the annular pressing cover (22), a water inlet (13) is arranged inside the sealing cover (11), a water inlet channel (10) is arranged at the bottom end of the water inlet channel (13), a sealing ring (9) is arranged at the bottom end of the water inlet channel (10), a sealing annular pressing plate (8) is arranged on one side of the sealing ring (9) below the sealing cover (11), a framework mechanism (7) is arranged below the sealing annular pressing plate (8), a melt-blown filter element body (24) is arranged at the bottom end of the sealing annular pressing plate (8), a filter element cavity (23) is arranged at the inner central position of the melt-blown filter element body (24), a filter film layer (5) is arranged inside the melt-blown filter element body (24) on one side of the filter film layer (, and a polypropylene fiber layer (2) is arranged inside the melt-blown filter element body (24) on one side of the carbon fiber layer (4), a cleaning water pipe (14) is arranged at the top of the annular pressing cover (22), one end of the cleaning water pipe (14) is fixedly connected with the water inlet (13), and a cleaning valve (15) is arranged at one end, far away from the water inlet (13), of the cleaning water pipe (14).

2. The melt-blown filter cartridge with a self-cleaning function of claim 1, wherein: be equipped with inlet channel (18) on the filter core body (1) outer wall of purge valve (15) one side, filter core body (1) inside of purge valve (15) below is equipped with into water entry (16), and just the filter core body (1) inside of intaking entry (16) one side is equipped with water intaking valve (17).

3. A meltblown cartridge with self-cleaning as claimed in claim 2, wherein: the filter core body (1) outer wall of water intaking valve (17) below is equipped with water inlet (19), and filter core body (1) inside below water inlet (19) is equipped with drain (20) to be equipped with blow off pipe (21) on the outer wall of drain (20) one side filter core body (1).

4. The melt-blown filter cartridge with a self-cleaning function of claim 1, wherein: one end of the top of the filter element body (1) far away from the cleaning valve (15) is provided with a water outlet valve (12), the outer wall of the filter element body (1) on one side of the water outlet valve (12) is provided with a water outlet pipe (6), and one side of the outer wall of the filter element body (1) far away from the water inlet (19) is provided with a water outlet (3).

5. The melt-blown filter cartridge with a self-cleaning function of claim 1, wherein: the inside of framework mechanism (7) sets gradually first filter layer support (701), second filter layer support (702), braced frame (703), first die cavity support (704), second die cavity support (705) and holder (706), the top of melt-blown filter core body (24) is equipped with braced frame (703), and one side of braced frame (703) is equipped with second filter layer support (702) to one side of second filter layer support (702) is equipped with first filter layer support (701).

6. The melt-blown filter cartridge with a self-cleaning function of claim 5, wherein: the bottom end of a supporting frame (703) in the filter element cavity (23) is provided with a first cavity support (704), one side of the first cavity support (704) is provided with a second cavity support (705), and the inside of a melt-blown filter element body (24) below the second filter layer support (702) is provided with the second cavity support (705).

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