CN205419944U - Two infiltration purifiers and filter core module thereof - Google Patents

Abstract

The utility model discloses a double osmosis water purifier and its filter element module, which comprises a water tank, a booster pump and a filter element module. The filter element module has a raw water inlet, a pure water outlet and a waste water outlet. The water tank is provided with an outlet The water outlet, the water outlet is connected to the raw water inlet of the filter element module through the booster pump; the filter element module sequentially includes a PP cotton filter element, a sintered activated carbon rod filter element, and a reverse osmosis low-pressure membrane along the direction from the raw water inlet to the pure water outlet and a reverse osmosis high-pressure membrane; the pure water obtained by filtering the reverse osmosis low-pressure membrane passes through the reverse osmosis high-pressure membrane, and the waste water obtained by the reverse osmosis low-pressure membrane and the reverse osmosis high-pressure membrane is connected to the waste water outlet. The utility model provides a double permeation water purifier with improved filter element module structure and its filter element module, which improves the purity and taste of the obtained pure water, and does not need to add post carbon to improve the taste, and simplifies the structure , increasing the market competitiveness of the product.

Description

A double osmosis water purifier and its filter element module

technical field

The utility model relates to a double-osmosis water purifier, in particular to a double-osmosis water purifier with improved filter core module structure and its filter core module.

Background technique

With the improvement of the quality of life of modern people and the emphasis on health, people's requirements for the purity and cleanliness of drinking water are increasing day by day. As a device that purifies and filters water sources through physical adsorption and filtration, water purifiers have gradually entered more and more families.

The main principle of the water purifier is to filter out the particles and impurities in the raw water through the reverse osmosis membrane to obtain sterile and good-tasting pure water. The filter element module of the existing water purifier includes PP cotton filter element, sintered activated carbon rod filter element, and 85GPD high-pressure membrane along the direction of water inlet to water outlet; in actual tests, it is found that the bacterial index of the filter element module with such a structure is relatively unsatisfactory 1. The taste is not good. It is necessary to add post carbon at the back end of the high-pressure membrane to improve the taste and purity, and there is still room for improvement.

Utility model content

The purpose of the utility model is to overcome the deficiencies of the prior art, to provide a double permeation water purifier with improved filter module structure and its filter module, which improves the purity and taste of the obtained pure water, and does not require additional post-installation Carbon is used to improve the taste, simplify the structure and increase the market competitiveness of the product.

The technical solution adopted by the utility model to solve the technical problem is: a double osmosis water purifier, including a water tank, a booster pump and a filter element module, the filter element module has a raw water inlet, a pure water outlet and a waste water outlet, and the water tank A water outlet is provided, and the water outlet is connected to the raw water inlet of the filter element module through a booster pump. The filter element module includes a PP cotton filter element, a sintered activated carbon rod filter element, and a reverse The low-pressure membrane and the high-pressure reverse osmosis membrane are permeated; the pure water obtained by filtering the low-pressure reverse osmosis membrane passes through the high-pressure reverse osmosis membrane, and the waste water obtained by the low-pressure reverse osmosis membrane and the high-pressure reverse osmosis membrane is connected to the waste water outlet.

Preferably, the reverse osmosis low-pressure membrane is a 100GPD low-pressure membrane.

Preferably, the reverse osmosis high pressure membrane is an 85GPD high pressure membrane.

Preferably, the water tank is also provided with a waste water return port, and the waste water outlet of the filter element module is connected to the waste water return port of the water tank.

Preferably, the water outlet is arranged on the upper layer of the water tank; the waste water return port is arranged on the lower layer of the water tank. The raw water in the upper layer of the water tank flows out to the raw water inlet of the filter element module through the booster pump, and the waste water formed by the filtration of the filter element module flows back to the lower layer of the water tank.

Preferably, a flow limiting solenoid valve is also included, and the waste water outlet is connected to the waste water return port of the water tank through the flow limiting solenoid valve. When the current-limiting solenoid valve is opened, the waste water flows back to the water tank at a large flow rate, and the raw water quickly passes through the filter element module to realize the flushing function of the filter element module; The mod works normally.

Preferably, it also includes a high-voltage switch for cutting off the power supply when no pure water flows out, and the pure water obtained by the reverse osmosis high-pressure membrane flows out through the high-voltage switch.

A filter element module of a double osmosis water purifier, the filter element module has a raw water inlet, a pure water outlet and a waste water outlet, and the filter element module sequentially includes a PP cotton filter element and a sintered activated carbon rod filter element along the direction from the raw water inlet to the pure water outlet A reverse osmosis low pressure membrane and a reverse osmosis high pressure membrane; the pure water obtained by filtering the reverse osmosis low pressure membrane passes through the reverse osmosis high pressure membrane, and the waste water obtained by the reverse osmosis low pressure membrane and the reverse osmosis high pressure membrane is connected to the waste water outlet.

Preferably, the reverse osmosis low-pressure membrane is a 100GPD low-pressure membrane.

Preferably, the reverse osmosis high pressure membrane is an 85GPD high pressure membrane.

The beneficial effects of the utility model are: the structure of the original filter module is changed, and a reverse osmosis low-pressure membrane is added between the original sintered activated carbon rod filter element and the reverse osmosis high-pressure membrane, and the raw water is absorbed and filtered through the PP cotton filter element and the sintered activated carbon rod. After the impurities in the water pass through the reverse osmosis low-pressure membrane and the reverse osmosis high-pressure membrane continuously, the purity and taste of the obtained pure water are improved, and there is no need to add post carbon to improve the taste, simplify the structure, and increase the market competitiveness of the product.

The utility model will be further described in detail below with reference to the accompanying drawings and embodiments; however, a double permeation water purifier and its filter element module of the utility model are not limited to the embodiments.

Description of drawings

Fig. 1 is a structural representation of the utility model.

detailed description

Example

Please refer to Fig. 1, a kind of double osmosis water purifier of the present utility model, comprises water tank 1, booster pump 3 and filter core module 2, and filter core module 2 has raw water inlet 25, pure water outlet 26 and waste water outlet 27 , the water tank 1 is provided with a water outlet 11, the water outlet 11 is connected to the raw water inlet 25 of the filter element module 2 through the booster pump 3, and the filter element module 2 is connected to the pure water outlet 26 along the raw water inlet 25 The direction includes PP cotton filter element 21, sintered activated carbon rod filter element 23, 100GPD low-pressure membrane 23 and 85GPD high-pressure membrane 24 in turn; the pure water obtained by filtering the 100GPD low-pressure membrane 23 passes through the 85GPD high-pressure membrane 24, and the 100GPD low-pressure membrane 23 and The waste water obtained by the 85GPD high pressure membrane 24 is connected to the waste water outlet 27 .

Furthermore, the water tank 1 is also provided with a waste water return port 12, and the waste water outlet 27 of the filter element module 2 is connected to the waste water return port 12 of the water tank.

Furthermore, the water outlet 11 is arranged on the upper layer of the water tank 1 ; the waste water return port 12 is arranged on the lower layer of the water tank 1 . The raw water in the upper layer of the water tank 1 flows out to the raw water inlet 25 of the filter element module 2 through the booster pump 3 , and the waste water formed by the filtration of the filter element module 2 flows back to the lower layer of the water tank 1 .

Since the specific gravity of waste water is higher than that of raw water, after the waste water flows back to the lower layer of the water tank, the impurities in the water are concentrated in the lower layer of the water tank, so that after the waste water is recycled, too many impurities will not be added into the raw water, and the water purification efficiency is improved.

Furthermore, a current limiting solenoid valve 4 is also included, and the waste water outlet 27 is connected to the waste water return port 12 of the water tank 1 through the current limiting solenoid valve 4 . When the current-limiting solenoid valve 4 is opened, the waste water flows back to the water tank with a large flow rate, and the raw water quickly passes through the filter element module 2 to realize the flushing function for the filter element module 2; when the current-limiting solenoid valve 4 is closed, the waste water flows back to the water tank with a small flow rate The water tank realizes the normal operation of the filter element module 2.

Furthermore, it also includes a high-voltage switch 5 for cutting off the power supply when no pure water flows out, and the high-voltage switch 5 is arranged at the pure water outlet 26 of the filter element module 2 . The high-voltage switch 5 is provided with a measuring cup, and when the amount of pure water reaches a certain limit, the power supply of the water purifier is cut off through the high-voltage switch 5, so that the water purifier is automatically shut down, preventing the water purifier from running dry, causing the filter element module 2 to break down. consumption, and waste of energy.

The filter core module 2 of the double permeation water purifier of the present utility model can be sold and used as a separate module. The technical solution is, a filter module 2 of a double osmosis water purifier, the filter module 2 has a raw water inlet 25, a pure water outlet 26 and a waste water outlet 27, and the filter module 2 reaches the pure water along the raw water inlet 25 The direction of outlet 26 includes PP cotton filter element 21, sintered activated carbon rod filter element 23, 100GPD low pressure membrane 23 and 85GPD high pressure membrane 24 in sequence; the pure water obtained by filtering the reverse osmosis low pressure membrane 23 passes through the reverse osmosis high pressure membrane 24, The wastewater obtained by permeating the low pressure membrane 23 and the reverse osmosis high pressure membrane 24 is connected to the wastewater outlet 27 .

The above embodiments are only used to further illustrate a kind of double osmosis water purifier and its filter element module of the present invention, but the present invention is not limited to the embodiments. Any simple modifications, equivalent changes and modifications all fall within the protection scope of the technical solution of the present utility model.

Claims (10)

1. a double infiltration water purifier, including water tank, booster pump and filter element module, filter element module has original water inlet, pure water outlet and wastewater outlet, described water tank is provided with outlet, this outlet passes through booster pump and the original water inlet being switched to described filter element module, it is characterised in that: described filter element module includes PP cotton filter core, sintering activity Carbon rod filter element, reverse osmosis low-pressure membrane and reverse osmosis high-pressure film successively along original water inlet to pure water Way out；The pure water that described reverse osmosis low-pressure membrane filtration obtains connects wastewater outlet by described reverse osmosis high-pressure film, described reverse osmosis low-pressure membrane waste water obtained with reverse osmosis high-pressure film.

One the most according to claim 1 double infiltration water purifier, it is characterised in that: described reverse osmosis low-pressure membrane is 100GPD low-pressure membrane.

One the most according to claim 1 double infiltration water purifier, it is characterised in that: described reverse osmosis high-pressure film is 85GPD high-pressure membrane.

One the most according to claim 1 double infiltration water purifier, it is characterised in that: described water tank is additionally provided with return of waste water mouth, and the wastewater outlet of described filter element module is switched to the return of waste water mouth of water tank.

One the most according to claim 4 double infiltration water purifier, it is characterised in that: described outlet is arranged at the upper strata of described water tank；Described return of waste water mouth is arranged at the lower floor of described water tank.

One the most according to claim 1 double infiltration water purifier, it is characterised in that: also including current limliting electromagnetic valve, described wastewater outlet is switched to water tank by this current limliting electromagnetic valve.

One the most according to claim 1 double infiltration water purifier, it is characterised in that: also include that high-voltage switch gear, described high-voltage switch gear are arranged at the pure water outlet of described filter element module.

8. the filter element module of double infiltration water purifiers, this filter element module has original water inlet, pure water outlet and wastewater outlet, it is characterised in that: described filter element module includes PP cotton filter core, sintering activity Carbon rod filter element, reverse osmosis low-pressure membrane and reverse osmosis high-pressure film successively along original water inlet to pure water Way out；The pure water that described reverse osmosis low-pressure membrane filtration obtains connects wastewater outlet by described reverse osmosis high-pressure film, described reverse osmosis low-pressure membrane waste water obtained with reverse osmosis high-pressure film.

Filter element module the most according to claim 8, it is characterised in that: described reverse osmosis low-pressure membrane is 100GPD low-pressure membrane.

Filter element module the most according to claim 8, it is characterised in that: described reverse osmosis high-pressure film is 85GPD high-pressure membrane.