CN215365145U

CN215365145U - Domestic reverse osmosis water purifier with raw water utilization rate over 70 percent

Info

Publication number: CN215365145U
Application number: CN202120562855.9U
Authority: CN
Inventors: 董波
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-03-19
Filing date: 2021-03-19
Publication date: 2021-12-31
Anticipated expiration: 2031-03-19

Abstract

The utility model discloses a household reverse osmosis water purifier with raw water utilization rate of more than 70 percent, which comprises a PP cotton filter element, wherein one side of the PP cotton filter element is fixedly communicated with a tap water pipe, the other side of the PP cotton filter element is fixedly communicated with a first-stage water purification pipe, one end of the first-stage water purification pipe is fixedly communicated with a granular carbon filter element, one side of the granular carbon filter element is fixedly communicated with a connecting pipe, one end of the connecting pipe is fixedly communicated with a compressed carbon scale inhibition composite filter element, one end of the compressed carbon scale inhibition composite filter element is fixedly communicated with a second-stage water purification pipe, one end of the second-stage water purification pipe is fixedly communicated with a reverse osmosis membrane filter element, and the bottom of one side of the granular carbon filter element is fixedly communicated with a wastewater pipe. And timely washing off impurities accumulated on the reverse osmosis membrane filter element.

Description

Domestic reverse osmosis water purifier with raw water utilization rate over 70 percent

Technical Field

The utility model relates to the technical field of water purifiers, in particular to a household reverse osmosis water purifier with the raw water utilization rate of more than 70 percent.

Background

At present, with the demand of people for domestic water becoming higher and higher, reverse osmosis water purifiers are developed rapidly, and the reverse osmosis water purifiers are water purifiers which use the pressure higher than osmotic pressure as a driving force, and separate water molecules from solutes in water bodies by utilizing the selective permeability that selective membranes can only permeate water but not the solutes.

The traditional reverse osmosis water purifier has some defects, the raw water utilization rate is generally 30-50%, in order to comprehensively consider the service life of each filter element and the discharge amount of wastewater, the discharge amount of a wastewater electromagnetic valve is selected to be 300CC, and most of hydraulic resources are wasted.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a household reverse osmosis water purifier with a raw water utilization rate of more than 70 percent, and aims to solve the problem that most of hydraulic resources are wasted due to the fact that the discharge capacity of a waste water electromagnetic valve is 300CC in order to comprehensively consider the service life of each filter element and the discharge capacity of waste water in the conventional reverse osmosis water purifier in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a household reverse osmosis water purifier with a raw water utilization rate exceeding 70% comprises a PP cotton filter element, wherein a tap water pipe is fixedly communicated with one side of the PP cotton filter element, a first-stage water purification pipe is fixedly communicated with the other side of the PP cotton filter element, a granular carbon filter element is fixedly communicated with one end of the first-stage water purification pipe, a connecting pipe is fixedly communicated with one side of the granular carbon filter element, a compressed carbon scale inhibition composite filter element is fixedly communicated with one end of the connecting pipe, a second-stage water purification pipe is fixedly communicated with one end of the compressed carbon scale inhibition composite filter element, a reverse osmosis membrane filter element is fixedly communicated with one end of the second-stage water purification pipe, a wastewater pipe is fixedly communicated with the bottom of one side of the reverse osmosis membrane filter element, a third-stage water purification pipe is fixedly communicated with the top of one side of the reverse osmosis membrane filter element, and a pulse flushing unit and a high-pressure switch are fixedly installed in the middle of the third-stage water purification pipe from bottom to top in sequence, the water storage device is characterized in that one end of the third-level water purification pipe is fixedly communicated with a water storage pipe, one end of the water storage pipe is fixedly communicated with a pressure water storage tank, the other end of the water storage pipe is fixedly communicated with a silver-infiltrated carbon rod filter element, one side of the silver-infiltrated carbon rod filter element is fixedly communicated with a water outlet pipe, and one end of the water outlet pipe is fixedly communicated with a gooseneck faucet.

As a preferred technical scheme of the utility model, the pulse flushing unit comprises a pulse flushing three-way electromagnetic valve and a pulse flushing waterway, wherein one side of the pulse flushing three-way electromagnetic valve is fixedly communicated with the pulse flushing waterway, and one end of the pulse flushing waterway is fixedly communicated with the middle part of the secondary water purifying pipe.

As a preferred technical scheme of the utility model, the middle part of the first-stage water purifying pipe is fixedly provided with a water inlet electromagnetic valve and a booster pump.

As a preferred technical scheme of the utility model, the middle parts of the water storage pipe and the water outlet pipe are both fixedly provided with stop valves.

As a preferred technical scheme of the utility model, a waste water electromagnetic valve is fixedly arranged in the middle of the waste water pipe, and the waste water electromagnetic valve is a 90CC quick-connection waste water valve.

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

1. the traditional 300CC waste water electromagnetic valve is changed into a 90CC waste water electromagnetic valve, so that the waste water discharge is reduced;

2. the compressed carbon scale inhibition composite filter element which is compositely pressed by using the activated carbon and the scale inhibitor replaces the traditional single compressed activated carbon filter element, can adsorb and filter impurities such as colloid, organic matters, microorganisms and the like, slowly release scale inhibition components, can interfere the formation of scale, and achieves the effect of preventing the formation of scale for a long time;

3. through setting up the pulse flushing unit, the triple pulse washes the reverse osmosis membrane filter core when making water to finish or total system water yield reaches a certain amount at every turn, and the purpose is in time to wash away the impurity that accumulates on the reverse osmosis membrane filter core, prevents that impurity from forming the incrustation scale, has prolonged the life of reverse osmosis membrane filter core.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

In the figure: 1. a PP cotton filter element; 2. a tap water pipe; 3. a first-stage water purification pipe; 4. a granular carbon filter element; 5. compressing the carbon scale-inhibiting composite filter element; 6. a secondary water purification pipe; 7. a reverse osmosis membrane filter element; 8. a waste pipe; 9. a third-stage water purifying pipe; 10. a pulse flushing unit; 11. a high voltage switch; 12. a water storage pipe; 13. a silver infiltrated carbon rod filter element; 14. a water outlet pipe; 15. a gooseneck faucet; 16. a pulse flushing three-way electromagnetic valve; 17. a pulse flushing waterway; 18. a water inlet electromagnetic valve; 19. a booster pump; 20. a stop valve; 21. a wastewater solenoid valve; 22. a pressure water storage tank.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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.

Referring to fig. 1, the present invention provides a household reverse osmosis water purifier with a raw water utilization rate of more than 70%, comprising a PP cotton filter element 1, a tap water pipe 2 fixedly communicated with one side of the PP cotton filter element 1, a primary water purification pipe 3 fixedly communicated with the other side of the PP cotton filter element 1, a granular carbon filter element 4 fixedly communicated with one end of the primary water purification pipe 3, a connecting pipe fixedly communicated with one side of the granular carbon filter element 4, a compressed carbon scale inhibition composite filter element 5 fixedly communicated with one end of the connecting pipe, a secondary water purification pipe 6 fixedly communicated with one end of the compressed carbon scale inhibition composite filter element 5, a reverse osmosis membrane filter element 7 fixedly communicated with one end of the secondary water purification pipe 6, a waste water pipe 8 fixedly communicated with the bottom of one side of the reverse osmosis membrane filter element 7, a tertiary water purification pipe 9 fixedly communicated with the top of one side of the reverse osmosis membrane filter element 7, a pulse flushing unit 10 and a high pressure switch 11 sequentially and fixedly installed in the middle of the tertiary water purification pipe 9 from bottom to top, one end of the third-stage water purifying pipe 9 is fixedly communicated with a water storage pipe 12, one end of the water storage pipe 12 is fixedly communicated with a pressure water storage tank 22, the other end of the water storage pipe 12 is fixedly communicated with a silver-infiltrated carbon rod filter element 13, one side of the silver-infiltrated carbon rod filter element 13 is fixedly communicated with a water outlet pipe 14, and one end of the water outlet pipe 14 is fixedly communicated with a gooseneck faucet 15.

Preferably, the pulse flushing unit 10 comprises a pulse flushing three-way electromagnetic valve 16 and a pulse flushing waterway 17, wherein one side of the pulse flushing three-way electromagnetic valve 16 is fixedly communicated with the pulse flushing waterway 17, one end of the pulse flushing waterway 17 is fixedly communicated with the middle part of the second-stage purified water pipe 6, and impurities accumulated on the electric reverse osmosis membrane filter element 7 are flushed through the pulse flushing waterway 17.

Preferably, a water inlet solenoid valve 18 and a booster pump 19 are fixedly installed in the middle of the primary purified water pipe 3, and the booster pump 19 applies pressure to the inside of the primary purified water pipe 3 to prevent reverse osmosis of the purified water.

Preferably, the middle part of the water storage pipe 12 and the middle part of the water outlet pipe 14 are fixedly provided with stop valves 20, which can control the water inside the pressure water storage tank 22 and the water outlet pipe 14.

Preferably, the middle part fixed mounting of waste water pipe 8 has waste water solenoid valve 21, and waste water solenoid valve 21 connects the waste water valve for 90CC soon, has effectively practiced thrift water resources's waste in comparison in traditional 300CC waste water valve.

When the household reverse osmosis water purifier is used, the utilization rate of raw water exceeds 70 percent, when water production is finished each time, namely the high-pressure switch 11 detects that the pressure water storage tank 22 reaches the set pressure, the pulse flushing three-way electromagnetic valve 16 is started, pure water in the pressure water storage tank 22 is used for carrying out pulse flushing on the reverse osmosis membrane filter element 7, the pulse flushing is carried out for three times, 3 seconds are carried out for each flushing, the interval between the two times of flushing is 15 seconds, 100L of water production is accumulated, the pulse flushing is carried out for three times, the flushing time and the interval time are as above, the compressed carbon scale inhibition composite filter element 5 is formed by composite pressing of active carbon and scale inhibitors, has the functions of filtering and adsorbing, can adsorb and filter colloid, organic matters, microorganisms and other impurities, can interfere the formation of scale through slow release of scale inhibition components, achieves the effect of long-term prevention of scale formation, and is applied to pulse flushing, and can clean the impurities accumulated on the reverse osmosis membrane filter element 7 in time, reduce impurity and form permanent scale deposit on reverse osmosis membrane filter core 7, improved reverse osmosis membrane filter core 7's life, overall structure is simple, and the practicality is stronger, is fit for the society and uses widely.

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 various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a domestic reverse osmosis water purifier that former water utilization ratio exceeds 70%, includes cotton filter core of PP (1), its characterized in that: the device is characterized in that a tap water pipe (2) is fixedly communicated with one side of a PP cotton filter element (1), a first-stage water purifying pipe (3) is fixedly communicated with the other side of the PP cotton filter element (1), a granular carbon filter element (4) is fixedly communicated with one end of the first-stage water purifying pipe (3), a connecting pipe is fixedly communicated with one side of the granular carbon filter element (4), a compressed carbon scale-inhibiting composite filter element (5) is fixedly communicated with one end of the compressed carbon scale-inhibiting composite filter element (5), a second-stage water purifying pipe (6) is fixedly communicated with one end of the second-stage water purifying pipe (6), a reverse osmosis membrane filter element (7) is fixedly communicated with the bottom of one side of the reverse osmosis membrane filter element (7), a wastewater pipe (8) is fixedly communicated with the top of one side of the reverse osmosis membrane filter element (7), a pulse flushing unit (10) and a high-pressure switch (11) are fixedly installed in the middle of the third-stage water purifying pipe (9) from bottom to top in sequence, the fixed intercommunication of the one end of tertiary water purification pipe (9) has water storage pipe (12), the fixed intercommunication of the one end of water storage pipe (12) has pressure water storage tank (22), the fixed intercommunication of the other end of water storage pipe (12) has infiltration silver-colored carbon rod filter core (13), the fixed intercommunication in one side of infiltration silver-colored carbon rod filter core (13) has outlet pipe (14), the fixed intercommunication of the one end of outlet pipe (14) has gooseneck tap (15).

2. A household reverse osmosis water purifier according to claim 1, wherein the raw water utilization rate of the household reverse osmosis water purifier is more than 70%, and the household reverse osmosis water purifier comprises: the pulse flushing unit (10) comprises a pulse flushing three-way electromagnetic valve (16) and a pulse flushing waterway (17), wherein the pulse flushing waterway (17) is fixedly communicated with one side of the pulse flushing three-way electromagnetic valve (16), and one end of the pulse flushing waterway (17) is fixedly communicated with the middle part of the secondary water purifying pipe (6).

3. A household reverse osmosis water purifier according to claim 1, wherein the raw water utilization rate of the household reverse osmosis water purifier is more than 70%, and the household reverse osmosis water purifier comprises: the middle part of the first-level water purifying pipe (3) is fixedly provided with a water inlet electromagnetic valve (18) and a booster pump (19).

4. A household reverse osmosis water purifier according to claim 1, wherein the raw water utilization rate of the household reverse osmosis water purifier is more than 70%, and the household reverse osmosis water purifier comprises: and the middle parts of the water storage pipe (12) and the water outlet pipe (14) are both fixedly provided with stop valves (20).

5. A household reverse osmosis water purifier according to claim 1, wherein the raw water utilization rate of the household reverse osmosis water purifier is more than 70%, and the household reverse osmosis water purifier comprises: the middle part of the waste water pipe (8) is fixedly provided with a waste water electromagnetic valve (21), and the waste water electromagnetic valve (21) is a 90CC quick-connection waste water valve.