CN212609695U

CN212609695U - Self-cleaning water purifier

Info

Publication number: CN212609695U
Application number: CN202021291791.5U
Authority: CN
Inventors: 肖飞
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-03
Filing date: 2020-07-03
Publication date: 2021-02-26
Anticipated expiration: 2030-07-03

Abstract

The utility model belongs to the technical field of the water purifier, a automatically cleaning water purifier is disclosed, including milipore filter subassembly and reverse osmosis membrane filter, the water inlet of milipore filter subassembly is used for inserting the raw water, and the waste water mouth of milipore filter subassembly communicates with domestic water tap as return water mouth, and the delivery port (being the water purification export) and the reverse osmosis membrane filter intercommunication of milipore filter subassembly, the water purification export and the water purification tap intercommunication of reverse osmosis membrane filter. The utility model provides a self-cleaning water purifier, former water supply for the reverse osmosis membrane filter after ultrafiltration membrane filter subassembly purifies, along with opening of domestic water tap, wash the milipore filter of ultrafiltration membrane filter subassembly, hold back the impurity discharge in the inboard with the ultrafiltration membrane subassembly, realize the self-cleaning's of water purifier purpose.

Description

Self-cleaning water purifier

Technical Field

The utility model belongs to the technical field of the water purifier, concretely relates to automatically cleaning water purifier.

Background

At present, most have the water purifier of reverse osmosis membrane, leading processing filter core does not all have self-cleaning function, and the particulate matter that can't automatic clearing is intercepted by water purifier filter element group spare, especially uses the water purifier that groundwater or old water pipe way supplied water, causes the quick jam of filter core, influences filter core life and has also accelerated the ageing speed of water purifier booster pump and reverse osmosis membrane. Meanwhile, the filter element needs to be replaced frequently, the service life is short, the use cost of a user is high, and the user experience is poor.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving above-mentioned technical problem to a certain extent at least. Therefore, the utility model aims to provide an automatically cleaning water purifier.

The utility model discloses the technical scheme who adopts does:

the utility model provides a self-cleaning water purifier, includes milipore filter subassembly and reverse osmosis membrane filter, and the water inlet of milipore filter subassembly is used for inserting the raw water, and the return water mouth and the domestic water tap intercommunication of milipore filter subassembly, the delivery port and the reverse osmosis membrane filter intercommunication of milipore filter subassembly, the water purification export and the clean water tap intercommunication of reverse osmosis membrane filter.

Preferably, the ultrafiltration membrane filter assembly comprises a shell and an ultrafiltration membrane wire assembly positioned in the shell, and the shell is respectively provided with a water inlet, a water outlet and a water return port.

Preferably, the ultrafiltration membrane filter assembly is vertically installed, the water inlet is arranged on the side surface of the shell, the water return port is positioned at the bottom of the shell, and the water outlet is positioned at the top of the shell.

Preferably, the ultrafiltration membrane filter component is horizontally arranged, the water return port is arranged on the side surface of the shell, and the water inlet and the water outlet are respectively positioned at two ends of the shell.

Preferably, a secondary filter and a tertiary filter are further arranged between the water outlet of the ultrafiltration membrane filter assembly and the reverse osmosis membrane filter, and a quaternary filter is further arranged between the reverse osmosis membrane filter and the water purification faucet.

Preferably, a low-pressure switch, a water inlet electromagnetic valve and a booster pump are sequentially arranged between the ultrafiltration membrane filter component and the secondary filter.

Preferably, a pressure water storage tank is arranged between the reverse osmosis membrane filter and the four-stage filter, and a high-pressure switch is arranged at an outlet of the pressure water storage tank.

Preferably, the reverse osmosis membrane filter is connected with a waste water outlet, and a waste water combined electromagnetic valve is arranged between the reverse osmosis membrane filter and the waste water outlet.

Preferably, the second filter is a granular activated carbon filter, the third filter is a softened resin filter or a scale inhibition filter, and the fourth filter is a post-activated carbon filter.

The utility model has the advantages that:

1. the utility model provides a self-cleaning water purifier, former water supply for the reverse osmosis membrane filter after ultrafiltration membrane filter subassembly purifies, along with opening of domestic water tap, wash ultrafiltration membrane silk subassembly, can hold back the impurity discharge in the inboard with ultrafiltration membrane silk subassembly, realize the purpose of self-washing of water purifier.

2. In the use process of the self-cleaning water purifier, because the ultrafiltration membrane filter component performs pre-filtration on raw water, more than 95% of particles are filtered, the service lives of various stages of filters, a reverse osmosis membrane filter and a booster pump are prolonged, the labor for maintaining and replacing filter elements is reduced, and the use cost is greatly reduced.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic view of the self-cleaning water purifier of the present invention.

Fig. 2 is an external view of the ultrafiltration membrane filter assembly of the present invention.

In the figure: 1-an ultrafiltration membrane filter assembly; 101-a housing; 102-a water inlet; 103-a water outlet; 104-a water return port; 2-reverse osmosis membrane filter; 3-a water tap; 4-a water purification faucet; 5-a secondary filter; 6-a tertiary filter; 7-a four-stage filter; 8-a low voltage switch; 9-water inlet electromagnetic valve; 10-a booster pump; 11-a pressure water storage tank; 12-a high voltage switch; 13-a waste water outlet; 14-waste water combined electromagnetic valve.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the embodiments of the present invention, it should be noted that the indication of the position or the positional relationship is based on the position or the positional relationship shown in the drawings, or the position or the positional relationship which is usually placed when the product of the present invention is used, or the position or the positional relationship which is conventionally understood by those skilled in the art, and is only for the convenience of describing the present invention and simplifying the description, but it is not to indicate or suggest that the indicated device or element must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. For those skilled in the art, the specific meaning of the above terms in the present invention and the attached drawings in the embodiments can be understood in specific situations, and the technical solutions in the embodiments of the present invention are clearly and completely described, and it is obvious that the described embodiments are some embodiments of the present invention, not all embodiments. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.

The invention will be further described with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1 and 2, the self-cleaning water purifier of the present embodiment includes an ultrafiltration membrane filter assembly 1 and a reverse osmosis membrane filter 2, wherein a water inlet 102 of the ultrafiltration membrane filter assembly 1 is used for receiving raw water, a water return port 104 of the ultrafiltration membrane filter assembly 1 is communicated with a domestic water tap 3, a water outlet 103 of the ultrafiltration membrane filter assembly 1 is used as a purified water outlet and is communicated with the reverse osmosis membrane filter 2, and a purified water outlet of the reverse osmosis membrane filter 2 is communicated with a purified water tap 4.

The water inlet 102 of the ultrafiltration membrane filter assembly 1 is communicated with the water inlet of tap water, when the raw water of tap water flows through the ultrafiltration membrane filter assembly 1, a plurality of fine micropores densely distributed on the surface of an ultrafiltration membrane wire assembly in the ultrafiltration membrane filter assembly 1 only allow water and small molecular substances to pass through to form permeate, and substances with the volume larger than the micropore diameter on the surface of the ultrafiltration membrane in the raw water of tap water are intercepted on the liquid inlet side of the ultrafiltration membrane wire assembly to form concentrated liquid, so that the purposes of purification, separation and concentration of raw water are realized, the purified water is supplied to the reverse osmosis membrane filter 2 through the water outlet 103, and the purified water can be output through the water purifying faucet 4 after passing through the reverse osmosis membrane filter 2. Along with opening of domestic water tap 3 and using domestic water, can wash ultrafiltration membrane silk subassembly, can intercept the impurity discharge in the inboard with ultrafiltration membrane silk subassembly, realize the purpose of the self-washing of water purifier.

Specifically, the ultrafiltration membrane filter assembly 1 comprises a housing 101 and an ultrafiltration membrane wire assembly located in the housing 101, wherein the housing 101 is provided with a water inlet 102, a water outlet 103 and a water return port 104.

In the self-cleaning water purifier, the ultrafiltration membrane filter assembly 1 is generally vertically installed, as shown in fig. 2, in this case, the water inlet 102 is disposed at the side of the housing 101, the water return port 104 is disposed at the bottom of the housing 101, and the water outlet 103 is disposed at the top of the housing 101. The arrangement can enable the particles intercepted by the ultrafiltration membrane wire component in the raw water to sink under the action of gravity, and when the domestic water faucet 3 is opened, the particles are more favorably discharged along the water return port 104.

In another embodiment, the ultrafiltration membrane filter assembly 1 is horizontally installed, the water return port 104 is arranged on the side surface of the shell 101, the water inlet 102 and the water outlet 103 are respectively arranged at two ends of the shell 101, and when the domestic water tap 3 is opened, the washing effect of the water flow on the ultrafiltration membrane wires of the ultrafiltration membrane wire assembly is better.

A secondary filter 5 and a tertiary filter 6 are also arranged between the water outlet 103 of the ultrafiltration membrane filter component 1 and the reverse osmosis membrane filter 2, and a quaternary filter 7 is also arranged between the reverse osmosis membrane filter 2 and the purified water tap 4. The second filter 5 can adopt a granular activated carbon filter which is used for absorbing the abnormal color peculiar smell and colloid in the water, the third filter 6 can adopt a softened resin filter or a scale inhibition filter which is used for further neutralizing mineral substances in the water, namely calcium and magnesium ions and the like, the fourth filter 7 can adopt a post-positioned activated carbon filter which is used for improving the mouth feel of the water and removing the abnormal color peculiar smell of the water stored in the pressure water storage tank 11. In actual use, a filter, for example, a compressed activated carbon filter may be additionally provided between the tertiary filter 6 and the reverse osmosis membrane filter 2 as necessary. The total filter stage number is different according to different water purifier model designs.

The reverse osmosis membrane filter 2 is also connected with a wastewater outlet 13 independently, and a wastewater combined electromagnetic valve 14 is arranged between the reverse osmosis membrane filter 2 and the wastewater outlet 13. A low-pressure switch 8, a water inlet electromagnetic valve 9 and a booster pump 10 are sequentially arranged between the ultrafiltration membrane filter component 1 and the secondary filter 5. A pressure water storage tank 11 is arranged between the reverse osmosis membrane filter 2 and the four-stage filter 7, and a high-pressure switch 12 is arranged at the outlet of the pressure water storage tank 11.

On the basis of the conventional reverse osmosis water purifier, the ultrafiltration membrane filter assembly 1 is used for replacing the first-stage filtration of the conventional reverse osmosis water purifier, and because the ultrafiltration membrane filter assembly 1 carries out pre-filtration on raw water, the service lives of a second-stage filter 5, a third-stage filter 6, a reverse osmosis membrane filter 2 and a fourth-stage filter 7 are prolonged, and the replacement period of a filter element is greatly prolonged.

The present invention is not limited to the above-mentioned optional embodiments, and any other products in various forms can be obtained by anyone under the teaching of the present invention, and any changes in the shape or structure thereof, all the technical solutions falling within the scope of the present invention, are within the protection scope of the present invention.

Claims

1. A self-cleaning water purifier is characterized in that: the water purifier comprises an ultrafiltration membrane filter component (1) and a reverse osmosis membrane filter (2), wherein a water inlet (102) of the ultrafiltration membrane filter component (1) is used for accessing raw water, a water return port (104) of the ultrafiltration membrane filter component (1) is communicated with a domestic water faucet (3), a water outlet (103) of the ultrafiltration membrane filter component (1) is communicated with the reverse osmosis membrane filter (2), and a purified water outlet of the reverse osmosis membrane filter (2) is communicated with a purified water faucet (4).

2. The self-cleaning water purifier of claim 1, wherein: the ultrafiltration membrane filter component (1) comprises a shell (101) and an ultrafiltration membrane wire component positioned in the shell (101), wherein a water inlet (102), a water outlet (103) and a water return port (104) are respectively arranged on the shell (101).

3. The self-cleaning water purifier of claim 2, wherein: the ultrafiltration membrane filter assembly (1) is vertically installed, the water inlet (102) is formed in the side face of the shell (101), the water return port (104) is located at the bottom of the shell (101), and the water outlet (103) is located at the top of the shell (101).

4. The self-cleaning water purifier of claim 2, wherein: the ultrafiltration membrane filter component (1) is horizontally arranged, the water return port (104) is arranged on the side surface of the shell (101), and the water inlet (102) and the water outlet (103) are respectively positioned at two ends of the shell (101).

5. The self-cleaning water purifier of claim 1, wherein: a secondary filter (5) and a tertiary filter (6) are arranged between the water outlet (103) of the ultrafiltration membrane filter component (1) and the reverse osmosis membrane filter (2), and a quaternary filter (7) is arranged between the reverse osmosis membrane filter (2) and the purified water tap (4).

6. The self-cleaning water purifier of claim 5, wherein: a low-voltage switch (8), a water inlet electromagnetic valve (9) and a booster pump (10) are sequentially arranged between the ultrafiltration membrane filter component (1) and the secondary filter (5).

7. The self-cleaning water purifier of claim 5, wherein: a pressure water storage tank (11) is arranged between the reverse osmosis membrane filter (2) and the four-stage filter (7), and a high-voltage switch (12) is arranged at the outlet of the pressure water storage tank (11).

8. The self-cleaning water purifier of claim 5, wherein: the reverse osmosis membrane filter (2) is connected with a wastewater outlet (13), and a wastewater combined electromagnetic valve (14) is arranged between the reverse osmosis membrane filter (2) and the wastewater outlet (13).

9. The self-cleaning water purifier of claim 5, wherein: the second filter (5) is a granular activated carbon filter, the third filter (6) is a softened resin filter or a scale inhibition filter, and the fourth filter (7) is a rear activated carbon filter.