CN211871575U

CN211871575U - Energy-saving household water purifier

Info

Publication number: CN211871575U
Application number: CN201922047351.9U
Authority: CN
Inventors: 高希青; 郭振峰
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-22
Filing date: 2019-11-22
Publication date: 2020-11-06
Anticipated expiration: 2029-11-22

Abstract

The utility model belongs to the technical field of water purifier equipment, concretely relates to energy-saving domestic water purifier. The energy-saving household water purifier comprises a water inlet valve, a first filtering component and a third filtering component, wherein the water inlet valve, the first filtering component and the third filtering component are sequentially communicated through a filtering pipeline; the bottom of the ultrafiltration membrane of the first filtering component is communicated with an ultrafiltration flushing pipe, and an ultrafiltration concentrated water valve or a wastewater ratio electromagnetic valve is arranged on the ultrafiltration flushing pipe. The device is guaranteeing that water filters simultaneously through increasing the backwash system, has effectively improved the life of each filter core.

Description

Energy-saving household water purifier

Technical Field

The utility model belongs to the technical field of water purifier equipment, concretely relates to energy-saving domestic water purifier.

Background

Along with the improvement of the life peaceful and peaceful of people, the water purifier receives more and more popularization, but because the quality of water problem, present water purifier has the problem that the filter core needs frequent change more, influences continuous use on the one hand, has still increased use cost simultaneously.

Disclosure of Invention

To the above-mentioned not enough of prior art, this novel energy-saving family expenses water purifier that provides, the device is guaranteeing that water filters simultaneously through increasing the backwash system, has effectively improved the life of each filter core, has reduced use cost.

The utility model provides an energy-saving household water purifier, which comprises a water inlet valve, a first filtering component containing an ultrafiltration membrane and a third filtering component containing an RO reverse osmosis membrane, which are sequentially communicated through a filtering pipeline, wherein a water purifying pressure barrel and a backwashing electromagnetic valve are sequentially communicated between the shell of the third filtering component and the shell of the first filtering component through a backwashing pipeline; the bottom of the ultrafiltration membrane of the first filtering component is communicated with an ultrafiltration flushing pipe, and an ultrafiltration concentrated water valve or a wastewater ratio electromagnetic valve is arranged on the ultrafiltration flushing pipe. The waste water ratio electromagnetic valve can adopt the waste water ratio and electromagnetic valve combination integrated type, and also can adopt the waste water ratio and electromagnetic valve parallel connection combination.

Further, a first check valve, a purified water pressure barrel, a water taking valve, a second check valve and a backwashing electromagnetic valve are sequentially communicated between the shell of the third filtering component and the shell of the first filtering component through a backwashing pipeline; and a water taking pipeline and a water taking valve are externally connected to a backwashing pipeline between the water purifying pressure barrel and the second check valve. By adopting the technical scheme, the check valve effectively avoids backflow of water.

Furthermore, a second filtering component containing an activated carbon filter element and a booster pump are sequentially communicated between the first filtering component and the second filtering component through a filtering pipeline. By adopting the technical scheme, water is further filtered, the purity is improved, and the booster pump ensures the smoothness of water filtration.

Furthermore, the RO reverse osmosis membrane of the third filtering component is communicated with a reverse osmosis flushing pipe, and a reverse osmosis electromagnetic valve or a wastewater ratio is arranged on the reverse osmosis flushing pipe. By adopting the technical scheme, the wastewater and the filtering impurities of the RO reverse osmosis membrane are reasonably treated.

Further, the ultrafiltration membrane has an average pore size of 0.1 to 0.01 μm. By adopting the technical scheme, the filtering precision is improved to 0.1-0.01 micron from the traditional 5-1 micron, the filtering effect can be improved, the filtering burden of the RO reverse osmosis membrane is reduced, and the service life is prolonged.

Furthermore, the controller is electrically connected with the water inlet valve, the ultrafiltration concentrated water valve, the booster pump, the reverse osmosis electromagnetic valve and the wastewater ratio electromagnetic valve.

This neotype beneficial effect lies in:

(1) the traditional household RO reverse osmosis water purifier is upgraded, and the backwashing system is added, so that the system can be cleaned inside and outside the ultrafiltration membrane, the blockage is avoided, and the service life of the water purifier is prolonged; in addition, the ultrafiltration membrane with higher filtration precision and better effect can reduce the filtration burden of subsequent procedures, prolong the service life of the activated carbon and the RO membrane and prolong the service life of the RO reverse osmosis membrane by one third to two thirds.

(2) The ultrafiltration membrane washing device provided by the invention adopts tap water and reverse osmosis to produce water stored in the purified water pressure barrel, no additional power equipment is required for forward and reverse washing, the energy is saved, the whole pipeline is convenient and practical to design, and the ultrafiltration membrane washing device is suitable for household use.

(3) The traditional product is required to be replaced once in 3 to 8 months, a large amount of waste pp cotton and activated carbon are generated, the treatment cost is increased, the subsequent environment pollution is caused, the filter element replacement frequency can be reduced, and the novel filter element is more economic and environment-friendly.

Drawings

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

Fig. 1 is a schematic view of the overall structure of the present novel embodiment 1.

Fig. 2 is a schematic view of the overall structure of the present novel embodiment 2.

FIG. 3 is a schematic view showing the direction of water flow during operation, forward washing and reverse washing of the present invention.

In the figure, the device comprises a water inlet valve 1, a water inlet valve 2, a first filtering component 3, a second filtering component 4, a booster pump 5, a third filtering component 6, a reverse osmosis electromagnetic valve 7, a first check valve 8, a purified water pressure barrel 9, a water taking valve 10, a second check valve 11, a backwashing electromagnetic valve 12, an ultrafiltration concentrated water valve 14, a filtering pipeline 15, a backwashing pipeline 16 and an ultrafiltration flushing pipe.

Detailed Description

In order to make those skilled in the art better understand the technical solution of the present invention, the technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the drawings in the embodiment of the present invention, and it is obvious that the described embodiment is only a part of the embodiment of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

As shown in the attached figure 1, the energy-saving household water purifier comprises a water inlet valve 1, a first filtering component 2 containing an ultrafiltration membrane and a third filtering component 5 containing an RO reverse osmosis membrane which are sequentially communicated through a filtering pipeline 14, wherein a purified water pressure barrel 8 and a backwashing electromagnetic valve 11 are sequentially communicated between a shell of the third filtering component 5 and a shell of the first filtering component 2 through a backwashing pipeline 15; the bottom of the ultrafiltration membrane of the first filtering component 2 is communicated with an ultrafiltration flushing pipe 16, and the ultrafiltration flushing pipe 16 is provided with an ultrafiltration concentrated water valve 12 or a wastewater ratio electromagnetic valve.

Example 2

As shown in fig. 2, a first check valve 7, a clean water pressure barrel 8, a water intake valve 9, a second check valve 10 and a backwashing electromagnetic valve 11 are sequentially communicated between the shell of the third filter assembly 5 and the shell of the first filter assembly 2 through a backwashing pipeline 15; and a water taking pipeline and a water taking valve 9 are externally connected to a backwashing pipeline 15 between the clean water pressure barrel 8 and the second check valve 10.

The second filtering component 3 containing an active carbon filter element and the booster pump 4 are sequentially communicated between the first filtering component 2 and the second filtering component 3 through a filtering pipeline 14.

The RO reverse osmosis membrane of the third filtering component 5 is communicated with a reverse osmosis flushing pipe, and a reverse osmosis electromagnetic valve 6 or a wastewater ratio is arranged on the reverse osmosis flushing pipe.

The average pore diameter of the ultrafiltration membrane is 0.1-0.01 micron.

The controller is electrically connected with the water inlet valve 1, the ultrafiltration concentrated water valve 12, the booster pump 4, the reverse osmosis electromagnetic valve 6 and the wastewater ratio electromagnetic valve, and can be Siemens S7-200PLC and the like.

The specific implementation is as shown in fig. 3, the water flow direction in the ultrafiltration membrane is in a working state, a forward washing state and a back washing state from left to right in sequence. A is raw water, B is purified water filtered by an ultrafiltration membrane, C is concentrated water filtered by the ultrafiltration membrane, D is flushing and absorbing water, and E is purified water in a water purification pressure barrel after passing through a reverse osmosis membrane.

1. Working state; the water inlet valve 1 is opened, and raw water enters the ultrafiltration membrane through the water inlet valve 1. After entering the ultrafiltration membrane, the ultrafiltration membrane intercepts impurities larger than 0.1-0.01 micron in water, and the impurities in the water are taken away by water of which the water content is about 3-5% of the inlet water through the ultrafiltration concentrate valve 12 (or a wastewater ratio electromagnetic valve) and then enters an ultrafiltration concentrate outlet. The water purification that the ultrafiltration produced enters into the activated carbon filter core and gets into behind the booster pump pressure boost entering RO reverse osmosis membrane after with the surplus chlorine absorption in the water and purify the drinking water standard, saves in water purification pressure vessel 8 for subsequent use.

2. A flushing state; because the concentrated water produced by the ultrafiltration membrane can not take away all the impurities in the water, a part of the concentrated water is remained and attached to the surface of the ultrafiltration membrane, and the ultrafiltration membrane can be blocked after a long time, the rinsing process of the ultrafiltration membrane is increased. The flushing procedure is to flush after the water is full, if the water can be produced for a period of time, the flushing is carried out, and the flushing time can be adjusted according to the water quality condition. The flushing is carried out according to the cycle of positive washing, backwashing, positive washing, backwashing and positive washing.

Washing in a right direction; during the forward washing, the water inlet valve 1 is opened, the ultrafiltration concentrated water valve 12 is opened, and the other valves are closed, so that impurities attached to the surface of the ultrafiltration membrane are washed away.

Backwashing; and closing the water inlet valve 1, opening the backwashing electromagnetic valve 11 and the ultrafiltration concentrated water valve 12, and flushing out impurities blocked in the ultrafiltration membrane holes by using the purified water in the purified water pressure barrel 8.

Washing in a right direction; and opening the water inlet electromagnetic valve 1 and the ultrafiltration concentrated water valve 12, closing the backwashing electromagnetic valve 11, and fully washing away impurities generated by backwashing.

Although the present invention has been described in detail by referring to the drawings in connection with the preferred embodiments, the present invention is not limited thereto. If the design is not limited by position, all the filter elements and the corresponding filter components can be vertically placed or horizontally placed; the ultrafiltration concentrated water outlet, the purified water outlet and the like can be arranged below the filter component or above the filter component.

Various equivalent modifications or substitutions can be made on the embodiments of the present invention by those skilled in the art without departing from the spirit and scope of the present invention, and these modifications or substitutions are within the scope of the present invention/any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims

1. Energy-saving domestic water purifier includes water intaking valve (1), first filtering component (2) that contain the milipore filter, third filtering component (5) that contain the RO reverse osmosis membrane that communicate in proper order through filtering line (14), its characterized in that: a purified water pressure barrel (8) and a backwashing electromagnetic valve (11) are sequentially communicated between the shell of the third filtering component (5) and the shell of the first filtering component (2) through a backwashing pipeline (15); the bottom of an ultrafiltration membrane of the first filtering component (2) is communicated with an ultrafiltration flushing pipe (16), and an ultrafiltration concentrated water valve (12) or a wastewater ratio electromagnetic valve is arranged on the ultrafiltration flushing pipe (16);

a first check valve (7), a purified water pressure barrel (8), a water taking valve (9), a second check valve (10) and a backwashing electromagnetic valve (11) are sequentially communicated between the shell of the third filtering component (5) and the shell of the first filtering component (2) through a backwashing pipeline (15); a water taking pipeline and a water taking valve (9) are externally connected to a backwashing pipeline (15) between the water purifying pressure barrel (8) and the second check valve (10);

the first filtering component (2) and the second filtering component (3) are sequentially communicated with a second filtering component (3) containing an activated carbon filter element and a booster pump (4) through a filtering pipeline (14);

the RO reverse osmosis membrane of the third filtering component (5) is communicated with a reverse osmosis flushing pipe, and a reverse osmosis electromagnetic valve (6) or a wastewater ratio is arranged on the reverse osmosis flushing pipe.

2. The energy-saving household water purifier according to claim 1, characterized in that: the average pore diameter of the ultrafiltration membrane is 0.1-0.01 micron.

3. The energy-saving household water purifier according to claim 2, wherein: the controller is electrically connected with the water inlet valve (1), the ultrafiltration concentrated water valve (12), the booster pump (4), the reverse osmosis electromagnetic valve (6) and the wastewater ratio electromagnetic valve.