CN214936540U

CN214936540U - Multilayer combined type water purifier filter element with good purification effect

Info

Publication number: CN214936540U
Application number: CN202121216469.0U
Authority: CN
Inventors: 杨磊
Original assignee: Shenzhen Baifuquan Technology Co ltd
Current assignee: Shenzhen Baifuquan Technology Co ltd
Priority date: 2021-06-03
Filing date: 2021-06-03
Publication date: 2021-11-30
Anticipated expiration: 2031-06-03

Abstract

The utility model discloses a multilayer combined type water purifier filter element with good purification effect, which comprises a shell, wherein the bottom of the shell is provided with a water outlet pipe in a penetrating way, the top of the shell is hermetically connected with a top cover, the top of the top cover is provided with a water inlet pipe in a penetrating way, the inside of the shell is provided with a fixedly connected limiting ring, the inside of the shell is provided with a composite filter element, the composite filter element comprises a mounting ring, the mounting ring is positioned above the limiting ring, an annular sealing gasket is arranged between the mounting ring and the limiting ring, the inner wall of the top cover is fixedly connected with a second compression ring at the corresponding part of the mounting ring, and the bottom of the second compression ring is abutted against the top of the mounting ring; the utility model discloses a composite filter core that the setting comprises collar, nonrust steel pipe, porous ceramic cartridge filter, milipore filter, reverse osmosis cartridge filter, the filter effect is good, and overall structure is compact for need not to install a plurality of water purification filter cores behind the water purifier, can help reducing the volume of water purifier.

Description

Multilayer combined type water purifier filter element with good purification effect

Technical Field

The utility model relates to a water purifier filter core specifically is a multilayer combined type water purifier filter core that purifying effect is good.

Background

The water purifier is also called water purifier and water quality purifier, and is water treatment equipment for deeply filtering and purifying water according to the use requirement of water. The water purifier is generally used as a small purifier for household use. The technical core of the water purifier is a filtering membrane in a filter element device, and the main technology is from an ultrafiltration membrane, an RO reverse osmosis membrane and a nanofiltration membrane.

The existing water purifier is generally provided with a plurality of water purifying filter elements, and each filter element is provided with different filter materials, such as PP cotton, front activated carbon, RO (reverse osmosis) membrane, rear activated carbon and the like, so that the water purifier is overstaffed in structure, large in occupied area and to be improved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a multilayer combined type water purifier filter core that purifying effect is good to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a multi-layer combined type water purifier filter element with good purification effect comprises a shell, wherein a water outlet pipe is arranged at the bottom of the shell in a penetrating manner, the top of the shell is hermetically connected with a top cover, a water inlet pipe is arranged at the top of the top cover in a penetrating manner, a limiting ring is fixedly connected with the inside of the shell, a composite filter element is arranged inside the shell and comprises a mounting ring, the mounting ring is positioned above the limiting ring, an annular sealing gasket is arranged between the mounting ring and the limiting ring, a second compression ring is fixedly connected with the corresponding part of the inner wall of the top cover and the mounting ring, the bottom of the second compression ring is abutted against the top of the mounting ring, a stainless steel pipe is arranged at the top of the mounting ring in a penetrating manner, a porous ceramic filter cylinder is arranged inside the stainless steel pipe, an ultrafiltration membrane is arranged at the bottom opening of the stainless steel pipe, a reverse osmosis filter cylinder is arranged at the bottom of the mounting ring, the stainless steel pipe is located the inboard of reverse osmosis cartridge filter, the reverse osmosis cartridge filter includes the base, the top fixedly connected with urceolus, the inner tube of base, be provided with annular filter core between urceolus, the inner tube, a plurality of groove of permeating water has all been seted up to the outer wall of urceolus, inner tube, the top of urceolus, inner tube is connected with the sealing ring jointly.

As a further aspect of the present invention: the bottom of collar is located the outside fixedly connected with internal thread pipe of urceolus, the top and the internal thread pipe threaded connection of urceolus, the outer wall fixedly connected with holding ring of urceolus, the top embedding of holding ring is provided with the second sealing washer, the top of second sealing washer closely laminates with the bottom of internal thread pipe.

As a further aspect of the present invention: the cross section of the sealing ring is T-shaped, and the bottom of the sealing ring is positioned between the outer cylinder and the inner cylinder.

As a further aspect of the present invention: the annular filter element comprises two annular non-woven fabrics and an RO membrane, the RO membrane is located between the two annular non-woven fabrics, the RO membrane is the heliciform, and the spiral number of turns of RO membrane is greater than 2.

As a further aspect of the present invention: the bottom of nonrust steel pipe has the end cover through threaded connection, the bottom of end cover is run through and is seted up the through-hole, the milipore filter is located the inboard of end cover, the outer wall cover of milipore filter is equipped with the ring packing cover, the top of ring packing cover and the bottom laminating of nonrust steel pipe, the bottom of ring packing cover and the inner wall laminating of end cover.

As a further aspect of the present invention: the outer wall top integrated into one piece of nonrust steel pipe has the chimb, the outer wall top fixedly connected with snap ring of porous ceramic cartridge filter, the chimb is located the inboard of snap ring, be provided with annular sealing pad between chimb and the snap ring, the outside embedding that the top of collar is located nonrust steel pipe is provided with first sealing washer, the bottom of snap ring, chimb all closely laminates with first sealing washer.

As a further aspect of the present invention: the inner wall of top cap and the first clamping ring of department fixedly connected with that corresponds of snap ring, the bottom of first clamping ring offsets with the top of snap ring.

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

1. the utility model discloses a composite filter core that the setting comprises collar, nonrust steel pipe, porous ceramic cartridge filter, milipore filter, reverse osmosis cartridge filter, the filter effect is good, and overall structure is compact for need not to install a plurality of water purification filter cores behind the water purifier, can help reducing the volume of water purifier.

2. The utility model discloses in, through setting up first clamping ring, second clamping ring, spacing ring, snap ring, internal thread pipe etc. be convenient for dismantle between combined filter core and the casing, simultaneously, be convenient for dismantle porous ceramic cartridge filter, milipore filter and reverse osmosis cartridge filter alone to wash or change, excellent in use effect.

Drawings

Fig. 1 is a schematic structural diagram of a multi-layer composite water purifier filter element with good purification effect.

FIG. 2 is a schematic structural diagram of an outer cylinder in a multi-layer combined type water purifier filter element with good purification effect.

Fig. 3 is an enlarged view of a point a in fig. 1.

Fig. 4 is an enlarged view at B in fig. 1.

FIG. 5 is a schematic view of the structure of an RO membrane in a multi-layer composite water purifier filter element with good purification effect.

Wherein, casing 1, outlet pipe 2, top cap 3, inlet tube 4, first clamping ring 5, second clamping ring 6, spacing ring 7, collar 8, internal thread pipe 9, porous ceramic cartridge filter 10, snap ring 11, stainless steel pipe 12, chimb 13, first sealing washer 14, milipore filter 15, annular seal cover 16, end cover 17, through-hole 18, reverse osmosis cartridge filter 19, base 20, urceolus 21, inner tube 22, the groove 23 of permeating water, holding ring 24, annular filter core 25, annular non-woven fabrics 26, RO membrane 27, sealing ring 28, second sealing washer 29.

Detailed Description

In order to make the technical problem, technical scheme and beneficial effect that the utility model will solve more clearly understand, will combine the embodiment below, it is right to the utility model discloses go on further detailed description. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, are used in the orientation or positional relationship indicated in the drawings for convenience in describing the invention and to simplify the description, and do not indicate or imply that the device or element so referred to must have the orientation, configuration, and operation specified in the specification and therefore should not be construed as limiting the invention.

Furthermore, the terms "first", "second", "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.

Referring to fig. 1 to 5, in the embodiment of the present invention, a multilayer composite water purifier filter element with good purification effect includes a housing 1, a water outlet pipe 2 is arranged at the bottom of the housing 1, a top cover 3 is hermetically connected to the top of the housing 1, a water inlet pipe 4 is arranged at the top of the top cover 3, a limiting ring 7 is fixedly connected to the inside of the housing 1, a composite filter element is arranged inside the housing 1, the composite filter element includes a mounting ring 8, the mounting ring 8 is located above the limiting ring 7, an annular sealing gasket is arranged between the mounting ring 8 and the limiting ring 7, a second compression ring 6 is fixedly connected to the corresponding position of the inner wall of the top cover 3 and the mounting ring 8, the bottom of the second compression ring 6 abuts against the top of the mounting ring 8, a stainless steel pipe 12 is arranged at the top of the mounting ring 8, a porous ceramic filter cartridge 10 is arranged inside the stainless steel pipe 12, the porous ceramic filter cartridge 10 is prepared by a hydrothermal-hot static pressure process, an ultrafiltration membrane 15 is arranged at an opening at the bottom end of the stainless steel tube 12, a reverse osmosis filter cartridge 19 is arranged at the bottom of the mounting ring 8, the stainless steel tube 12 is positioned on the inner side of the reverse osmosis filter cartridge 19, the reverse osmosis filter cartridge 19 comprises a base 20, an outer barrel 21 and an inner barrel 22 are fixedly connected to the top of the base 20, an annular filter element 25 is arranged between the outer barrel 21 and the inner barrel 22, a plurality of water permeable grooves 23 are formed in the outer walls of the outer barrel 21 and the inner barrel 22, and the tops of the outer barrel 21 and the inner barrel 22 are connected with a sealing ring 28.

The bottom of collar 8 is located the outside fixedly connected with internal thread pipe 9 of urceolus 21, the top and the internal thread pipe 9 threaded connection of urceolus 21, the outer wall fixedly connected with holding ring 24 of urceolus 21, the top embedding of holding ring 24 is provided with second sealing washer 29, the top of second sealing washer 29 closely laminates with the bottom of internal thread pipe 9.

The reverse osmosis filter cylinder 19 and the mounting ring 8 are fixedly connected through the arrangement of the internal threaded pipe 9, and the second sealing ring 29 can prevent water from seeping out from the threaded connection part of the outer cylinder 21 and the internal threaded pipe 9.

The cross section of the sealing ring 28 is in a T shape, and the bottom of the sealing ring 28 is located between the outer cylinder 21 and the inner cylinder 22.

The annular filter element 25 comprises two annular non-woven fabrics 26 and an RO membrane 27, the RO membrane 27 is located between the two annular non-woven fabrics 26, the RO membrane 27 is spiral, and the spiral number of turns of the RO membrane 27 is greater than 2.

Annular non-woven fabrics 26 is after absorbing water, and its volume can take place to expand to press from both sides RO membrane 27 tightly, play the positioning action to RO membrane 27, be greater than 2 circles of RO membrane and can guarantee the filter effect.

The bottom of stainless steel pipe 12 has end cover 17 through threaded connection, the bottom of end cover 17 is run through and has been seted up through-hole 18, milipore filter 15 is located the inboard of end cover 17, the outer wall cover of milipore filter 15 is equipped with annular seal cover 16, the top of annular seal cover 16 and the bottom laminating of stainless steel pipe 12, the bottom of annular seal cover 16 and the inner wall laminating of end cover 17.

The ultrafiltration membrane 15 is installed at the bottom opening of the stainless steel tube 12 through the arrangement of the ring-shaped sealing sleeve 16 and the end cover 17.

Stainless steel pipe 12's outer wall top integrated into one piece has chimb 13, porous ceramic cartridge filter 10's outer wall top fixedly connected with snap ring 11, chimb 13 is located the inboard of snap ring 11, be provided with annular sealing pad between chimb 13 and the snap ring 11, the outside embedding that the top of collar 8 is located stainless steel pipe 12 is provided with first sealing washer 14, the bottom of snap ring 11, chimb 13 all closely laminates with first sealing washer 14.

The inner wall of top cap 3 and the department fixedly connected with first clamping ring 5 that corresponds of snap ring 11, the bottom of first clamping ring 5 offsets with the top of snap ring 11.

The utility model discloses a theory of operation is:

the utility model discloses in, porous ceramic cartridge filter 10 is made by the porous ceramic material, and porous ceramic material can be acid-resistant, the alkali corrosion, also can bear high temperature, high pressure, and self clean state is good, can not cause secondary pollution, is a green's functional material, adopts the porous ceramic that hydrothermal-hot static pressure technology produced simultaneously, and its hole size distribution scope can reach 30-50nm, possesses good filter effect, the utility model discloses in, the bottom opening part of nonrust steel pipe 12 sets up milipore filter 15, and its filtration pore diameter is 1-20nm, can carry out secondary filtration to the water after porous ceramic cartridge filter 10 filters, and the water after the secondary filtration will get into reverse osmosis cartridge filter 19, filters through reverse osmosis again, and filter effect is good.

The utility model discloses a composite filter core that the setting comprises collar 8, nonrust steel pipe 12, porous ceramic cartridge filter 10, milipore filter 15, reverse osmosis cartridge filter 19, the filter effect is good, and overall structure is compact for need not to install a plurality of water purification filter cores behind the water purifier, can help reducing the volume of water purifier.

The utility model discloses in, through setting up first clamping ring 5, second clamping ring 6, spacing ring 7, snap ring 11, internal thread pipe 9 etc. be convenient for dismantle between combined filter core and the casing 1, simultaneously, be convenient for dismantle alone porous ceramic cartridge filter 10, milipore filter 15 and reverse osmosis cartridge filter 19 to wash or change, excellent in use effect.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a multilayer combined type water purifier filter core that purifying effect is good, includes casing (1), its characterized in that: the water purifier is characterized in that a water outlet pipe (2) is arranged at the bottom of the shell (1) in a penetrating manner, a top cover (3) is hermetically connected at the top of the shell (1), a water inlet pipe (4) is arranged at the top of the top cover (3) in a penetrating manner, a limiting ring (7) is fixedly connected inside the shell (1), a composite filter element is arranged inside the shell (1), the composite filter element comprises a mounting ring (8), the mounting ring (8) is positioned above the limiting ring (7), an annular sealing gasket is arranged between the mounting ring (8) and the limiting ring (7), a second pressing ring (6) is fixedly connected at the corresponding position of the inner wall of the top cover (3) and the mounting ring (8), the bottom of the second pressing ring (6) is abutted against the top of the mounting ring (8), a stainless steel pipe (12) is arranged at the top of the mounting ring (8) in a penetrating manner, a porous ceramic filter cartridge (10) is arranged inside the stainless steel pipe (12), the bottom opening part of nonrust steel pipe (12) is provided with milipore filter (15), the bottom of collar (8) is provided with reverse osmosis cartridge filter (19), nonrust steel pipe (12) are located the inboard of reverse osmosis cartridge filter (19), reverse osmosis cartridge filter (19) include base (20), the top fixedly connected with urceolus (21), inner tube (22) of base (20), be provided with annular filter core (25) between urceolus (21), inner tube (22), a plurality of groove (23) of permeating water has all been seted up to the outer wall of urceolus (21), inner tube (22), the top of urceolus (21), inner tube (22) is connected with sealing ring (28) jointly.

2. The multi-layer composite type filter element with good purification effect of claim 1, which is characterized in that: the bottom of collar (8) is located outside fixedly connected with internal thread pipe (9) of urceolus (21), the top and the internal thread pipe (9) threaded connection of urceolus (21), the outer wall fixedly connected with holding ring (24) of urceolus (21), the top embedding of holding ring (24) is provided with second sealing washer (29), the top of second sealing washer (29) closely laminates with the bottom of internal thread pipe (9).

3. The multi-layer composite type filter element with good purification effect of claim 1, which is characterized in that: the cross section of the sealing ring (28) is T-shaped, and the bottom of the sealing ring (28) is positioned between the outer cylinder (21) and the inner cylinder (22).

4. The multi-layer composite type filter element with good purification effect of claim 1, which is characterized in that: the annular filter element (25) comprises two annular non-woven fabrics (26) and an RO membrane (27), the RO membrane (27) is positioned between the two annular non-woven fabrics (26), the RO membrane (27) is in a spiral shape, and the spiral number of turns of the RO membrane (27) is greater than 2.

5. The multi-layer composite type filter element with good purification effect of claim 1, which is characterized in that: the bottom of stainless steel pipe (12) has end cover (17) through threaded connection, through-hole (18) have been seted up in the bottom of end cover (17) run through, ultrafiltration membrane (15) are located the inboard of end cover (17), the outer wall cover of ultrafiltration membrane (15) is equipped with ring seal cover (16), the top of ring seal cover (16) and the bottom laminating of stainless steel pipe (12), the bottom of ring seal cover (16) and the inner wall laminating of end cover (17).

6. The multi-layer composite type filter element with good purification effect of claim 1, which is characterized in that: outer wall top integrated into one piece of nonrust steel pipe (12) has chimb (13), outer wall top fixedly connected with snap ring (11) of porous ceramic cartridge filter (10), chimb (13) are located the inboard of snap ring (11), be provided with the annular sealing pad between chimb (13) and snap ring (11), the outside embedding that the top of collar (8) is located nonrust steel pipe (12) is provided with first sealing washer (14), the bottom of snap ring (11), chimb (13) all closely laminates with first sealing washer (14).

7. The multi-layer composite type filter element with good purification effect of claim 6, which is characterized in that: the inner wall of top cap (3) and the first clamping ring (5) of department's fixedly connected with that corresponds of snap ring (11), the bottom of first clamping ring (5) offsets with the top of snap ring (11).