CN215480078U - Water purifier - Google Patents

Abstract

The utility model discloses a water purifier, comprising: a front filter element; the first functional filter element is communicated with the preposed filter element; the second functional filter element is a filter element different from the first functional filter element and is communicated with the first functional filter element; the rear filter element is communicated with the second functional filter element, wherein the first functional filter element is a nanofiltration filter element and is provided with a first pure water outlet, and the rear filter element is provided with a second pure water outlet. Set up to the nanofiltration filter core through with first function filter core, incrustation scale when guaranteeing the water use is got rid of, can also increase the getting rid of virus, bivalent and heavy metal ion more than bivalent, and is better to the adaptability of quality of water, can filter different municipal tap water quality of water.

Description

Water purifier

Technical Field

The utility model relates to the technical field of water purifiers, in particular to a water purifier.

Background

The geographical area of China is wide, and the water quality is very different. In the existing household water purification industry, the treatment technologies are respectively as follows: a reverse osmosis water purifier, a nanofiltration water purifier, an ultrafiltration water purifier and an ultrafiltration-reverse osmosis double-outlet water purifier.

When different water qualities are met, the water purifier has certain limitation. For example: the reverse osmosis water purifier is in a high-hardness area, so that the service life is short; the outlet water of the nanofiltration water purifier can not meet the requirement of families for pure water, and the ultrafiltration water purifier can only remove bacteria and large particles and can not remove ions in water; the ultra-filtration and reverse osmosis double-water-outlet water purifier can meet the pure water requirement of drinking water, but cannot meet the water scale influence during water consumption.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to solving at least one of the problems of the prior art. Therefore, the utility model provides the water purifier, which can ensure the removal of water scale during water consumption and increase the removal of viruses and bivalent and above heavy metal ions by arranging the nanofiltration filter element, and has better adaptability to water quality.

A water purifier according to an embodiment of the present invention includes: a front filter element; the first functional filter element is communicated with the preposed filter element; the second functional filter element is a filter element different from the first functional filter element and is communicated with the first functional filter element; the rear filter element is communicated with the second functional filter element, wherein the first functional filter element is a nanofiltration filter element and is provided with a first pure water outlet, and the rear filter element is provided with a second pure water outlet.

According to the water purifier provided by the embodiment of the utility model, the first functional filter element is set as the nanofiltration filter element, so that scale can be removed when water is used, viruses and bivalent and above heavy metal ions can be removed, the water purifier has good adaptability to water quality, and different municipal tap water qualities can be filtered.

According to some embodiments of the utility model, the first functional filter element is provided with a first waste water outlet, the second functional filter element is provided with a second waste water outlet, the water purifier further comprising: the water path assembly is provided with a first water path, a second water path and a total waste water port, the first water path is connected between the first waste water outlet and the total waste water port, and the second water path is connected between the second waste water outlet and the total waste water port.

According to some embodiments of the utility model, the first functional filter element is provided with a first waste water outlet, the second functional filter element is provided with a second waste water outlet and a pure water inlet, the water purifier further comprising: the water path assembly is provided with a first water path, a second water path and a total waste water port, the first water path is connected between the first waste water outlet and the pure water inlet, and the second water path is connected between the second waste water outlet and the total waste water port.

According to some embodiments of the utility model, the second functional filter element is a reverse osmosis filter element, and a first booster pump is arranged between the reverse osmosis filter element and the nanofiltration filter element.

According to some embodiments of the utility model, the second functional filter element is an ion exchange resin filter element or an electrodialysis filter element.

According to some embodiments of the utility model, the pre-filter element is multiple and comprises: PP filter core and carbon filter core, carbon filter core connect in the PP filter core with between the first function filter core.

According to some embodiments of the utility model, the PP filter element is a PP cotton filter element or a PP pleated filter element; and/or the carbon filter element is an activated carbon filter element, or the carbon filter element is a carbon rod filter element and a carbon fiber filter element.

According to some embodiments of the utility model, the pre-filter element is a first composite filter element having at least two filter materials.

According to some embodiments of the utility model, a scale inhibitor is disposed within the pre-filter element.

According to some embodiments of the utility model, the water purifier further comprises: the second booster pump is arranged between the preposed filter element and the first functional filter element; or leading filter core is a plurality of, and is a plurality of leading filter core series connection, the second booster pump sets up in two adjacent between the leading filter core.

According to some embodiments of the utility model, the post-filter element is disposed on the pre-filter element and forms a second composite filter element with the pre-filter element.

According to some embodiments of the utility model, the second composite filter element comprises: the filter comprises a shell, a first filter material and a second filter material, wherein the shell is provided with a front cavity and a rear cavity, the first filter material is at least one and is arranged in the front cavity to form the front filter element, and the second filter material is at least one and is arranged in the rear cavity to form the rear filter element.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a first embodiment of a water purifier according to the present invention;

FIG. 2 is a second embodiment of the water purifier according to the present invention;

fig. 3 is a third embodiment of the water purifier according to the present invention;

fig. 4 is a fourth embodiment of the water purifier according to the present invention;

fig. 5 is a fifth embodiment of the water purifier according to the present invention;

fig. 6 is a sixth embodiment of a water purifier according to the present invention;

fig. 7 is a seventh embodiment of the water purifier according to the present invention.

Reference numerals:

100. a water purifier;

10. a front filter element; 11. a PP filter element; 111. a PP cotton filter element; 112. a PP folding filter element; 12. a carbon filter element; 121. an activated carbon filter element; 123. a scale inhibition carbon rod filter element; 124. a carbon rod filter element; 13. a first composite filter element;

20. a first functional filter element; 21. a first pure water outlet; 22. a first wastewater outlet;

30. a second functional filter element; 31. a second wastewater outlet; 32. a pure water inlet;

40. a post-positioned filter element; 41. a second pure water outlet;

50. a waterway assembly; 51. a first waterway; 52. a second waterway; 53. a total waste water gap;

61. a first booster pump; 62. a second booster pump; 63. a second composite filter element; 64. a faucet.

Detailed Description

Embodiments of the present invention will be described in detail below, the embodiments described with reference to the drawings being illustrative, and the embodiments of the present invention will be described in detail below.

A water purifier 100 according to an embodiment of the present invention will be described with reference to fig. 1 to 7.

As shown in fig. 1 to 7, the water purifier 100 includes: the filter comprises a front filter element 10, a first functional filter element 20, a second functional filter element 30 and a rear filter element 40, wherein the first functional filter element 20 is communicated with the front filter element 10, the second functional filter element 30 is a filter element different from the first functional filter element 20, the second functional filter element 30 is communicated with the first functional filter element 20, the rear filter element 40 is communicated with the second functional filter element 30, the first functional filter element 20 is a nanofiltration filter element and is provided with a first pure water outlet 21, and the rear filter element 40 is provided with a second pure water outlet 41.

The first pure water outlet 21 can be connected with the water tap 64 through a pipeline, and the second pure water outlet 41 can be connected with the water tap 64 through a pipeline, so that a user can select proper outlet water according to the requirement on water quality. And, the first functional filter 20 is set as a nanofiltration filter so that the first functional filter 20 can remove organic matter, disinfection by-products, and heavy metals from water. In addition, the nanofiltration filter core is made of natural inorganic materials, is more environment-friendly, does not cause the problem of secondary pollution, has long service life, excellent filtration effect and no fear of blockage, and can adapt to the condition of extremely bad water quality. Moreover, the nanofiltration filter core can be repeatedly cleaned and is easy to replace. The filtering function of the second functional filter element 30 is different from that of the first functional filter element 20, so that the filtering function which is not provided by the first functional filter element 20 is supplemented, and water with required water quality can be better provided for users.

From this, through setting up first function filter core 20 into the nanofiltration filter core, incrustation scale when guaranteeing the water use is got rid of, can also increase the getting rid of virus, bivalent and more than bivalent heavy metal ion, and is better to the adaptability of quality of water, can filter different municipal tap water quality of water.

In addition, the first functional filter element 20 may also be a low-pressure high-flux nanofiltration filter element, which has a low requirement on water pressure and a high water yield, so as to ensure continuous water use of users.

According to an alternative embodiment of the present invention, as shown in fig. 1 to 6, the first functional filter element 20 is provided with a first waste water outlet 22, the second functional filter element 30 is provided with a second waste water outlet 31, and the water purifier 100 further includes: and a waterway assembly 50, wherein the waterway assembly 50 is provided with a first waterway 51, a second waterway 52 and a total wastewater port 53, the first waterway 51 is connected between the first wastewater outlet 22 and the total wastewater port 53, and the second waterway 52 is connected between the second wastewater outlet 31 and the total wastewater port 53. That is, the first functional filter 20 generates wastewater when operating, so that the wastewater generated from the first functional filter 20 can be discharged to the outside by providing the first waterway 51 between the first functional filter 20 and the total wastewater port 53. Further, the second function filter element 30 also generates waste water when operating, and the waste water generated from the second function filter element 30 can be discharged to the outside by providing the second water path 52 between the second function filter element 30 and the total waste water port 53. Wherein solenoid valves are provided on the first and second water paths 51 and 52 so that the discharge of the waste water of the first and second functional cartridges 20 and 30 can be controlled.

In addition, the two functional filter elements share one total waste water port 53, so that the number of waste water ports can be reduced, and the structure of the waterway assembly 50 can be simplified.

Wherein, the second functional filter element 30 can be a reverse osmosis filter element, and the reverse osmosis filter element can improve the recovery rate of water and purify the water filtered by the nanofiltration filter element. And, under certain pressure, the hydrone can pass through the reverse osmosis filter core, and impurity such as inorganic salt, heavy metal ion, organic matter, colloid, bacterium, virus in aquatic can't pass through the reverse osmosis filter core to make the pure water that can see through and the waste water that can't see through strictly distinguish, satisfy the family to the demand of drinking water.

As shown in fig. 1 to 6, a first booster pump 61 is disposed between the reverse osmosis filter cartridge and the nanofiltration filter cartridge. Because, the nanofiltration filter core can produce waste water when using, and when waste water flowed to total waste water mouth 53 through first water route 51, the water pressure between reverse osmosis filter core and the nanofiltration filter core reduced, can keep water pressure through setting up second booster pump 62, can provide power for hydrologic cycle, can guarantee like this and receive nanofiltration filter core normal operating.

According to another alternative embodiment of the present invention, as shown in fig. 7, the first functional filter element 20 is provided with a first waste water outlet 22, the second functional filter element 30 is provided with a second waste water outlet 31 and a pure water inlet 32, and the water purifier 100 further includes: and a waterway assembly 50, wherein the waterway assembly 50 is provided with a first waterway 51, a second waterway 52 and a total wastewater port 53, the first waterway 51 is connected between the first wastewater outlet 22 and the pure water inlet 32, and the second waterway 52 is connected between the second wastewater outlet 31 and the total wastewater port 53. That is, the wastewater generated from the first functional filter element 20 is transferred to the second functional filter element 30, so that the wastewater can be filtered and reused, the water recovery rate of the water purifier 100 can be increased, and the discharge of the wastewater can be reduced. At this time, the first booster pump 61 may not be provided between the first function filter element 20 and the second function filter element 30, because the first function filter element 20 discharges the waste water to the second function filter element 30 at the time of operation, so that the water pressure does not decrease, and thus the first booster pump 61 does not need to be provided to achieve the boosting.

Alternatively, as shown in fig. 1, the plurality of pre-filter cartridges 10 is plural, and the plurality of pre-filter cartridges 10 includes: PP filter core 11 and carbon filter core 12, carbon filter core 12 is connected between PP filter core 11 and first function filter core 20. Wherein, PP filter core 11 can realize really catching the effect according to the density classification in the deep layer of whole filter core, makes the efficiency of filter core obtain the most complete performance to PP filter core 11 has higher filth to hold back ability and long life. Wherein, the carbon filter element 12 can effectively remove organic matters, residual chlorine and other radioactive substances in the water, and has the effects of decoloring and removing peculiar smell.

Further, as shown in fig. 1 to 4 and fig. 7, the PP filter element 11 is a PP cotton filter element 111 or a PP folding filter element 112. The PP cotton filter element 111 integrates surface, deep layer and coarse and fine filtration, has the characteristics of large flow, corrosion resistance, high pressure resistance, low cost and the like, and is used for blocking large-particle substances such as rust, silt, ova and the like in water. The PP folding filter element 112 is formed by folding a superfine polypropylene fiber membrane and non-woven fabrics or an inner supporting layer and an outer supporting layer, and a central rod and an end cover of the filter element shell are processed and formed by adopting a hot-melt welding technology, so that the PP folding filter element does not contain any adhesive, does not have leakage, and does not have secondary pollution. In addition, the PP folding filter element 112 is foldable, so that the filter element has a large filtering area, a large dirt receiving capacity, a low pressure difference and a long service life.

Further, as shown in fig. 2 to 4 and fig. 7, the carbon filter element 12 is an activated carbon filter element 121, or the carbon filter element 12 is a carbon rod filter element 124 and a carbon fiber filter element. The activated carbon filter element 121 has a good adsorption effect, and can effectively remove residual chlorine, peculiar smell, color, organic matters and the like in water. The carbon rod filter core 124 has high filtering precision, small pressure loss, large flow, large pollutant carrying capacity, long service life, no toxicity, no smell and no secondary pollution. When liquid flows through the carbon fiber filter element, the outer deep fiber filter material structure can block pollution particles, active carbon in filter cloth can remove peculiar smell, odor, precipitates, pigments, volatile organic compounds and organic chemical substances in filtrate, and the innermost fiber filter material of the filter material can prevent carbon powder particles and fine pollutants from flowing out and can provide final quality assurance and complete filtration treatment of the filtrate.

As shown in fig. 5, the front filter element 10 may be a first composite filter element 13 having at least two kinds of filter materials. Thus, a plurality of filter materials are integrated together to form the first composite filter element 13, so that the first composite filter element 13 can play the role of the plurality of filter materials at the same time. Namely, the first composite filter element 13 has high filtering efficiency, and different filtering functions have complementary advantages, so that the applicable environment is wider, and the composite filter element is particularly suitable for liquid with complex water quality environment. In addition, the first composite filter element 13 has low filtering cost, less material used in manufacturing, less corollary equipment required in use, and space and time saving in use.

Further, as shown in fig. 3 and 7, a scale inhibitor is provided in the front filter element 10. The scale inhibitor has the functions of dispersing the insoluble inorganic salt in water, preventing or interfering the precipitation and scaling of the insoluble inorganic salt on the metal surface, and maintaining the good heat transfer effect of metal equipment. The scale inhibitor can prevent the formation of scale, improve the heat exchange efficiency of water, and reduce the consumption of electric energy or fuel. In addition, the water treated by the scale inhibitor can reduce pollution discharge and improve the utilization rate of the water. Specifically, the pre-filter element 10 may include a scale inhibition carbon rod filter element 123 to which a scale inhibitor is added.

As shown in fig. 1 to 5 and 7, the water purifier 100 further includes: and a second booster pump 62, the second booster pump 62 being disposed between the pre-filter cartridge 10 and the first functional filter cartridge 20. Because the first functional filter element 20 generates waste water when in use, when the waste water flows to the main waste water port 53 through the first water path 51, the water pressure between the pre-filter element 10 and the first functional filter element 20 is reduced, and the water pressure can be maintained by providing the second booster pump 62, so that the normal operation of the first functional filter element 20 can be ensured.

Alternatively, the number of the pre-filter cartridges 10 may be plural, a plurality of the pre-filter cartridges 10 are connected in series, and the second booster pump 62 is disposed between two adjacent pre-filter cartridges 10. Because the water pressure is also reduced after the water passes through the plurality of the preposed filter elements 10, the second booster pump 62 is arranged between two adjacent preposed filter elements 10, and the preposed filter elements 10 can be ensured to normally operate.

As shown in fig. 6, the rear filter element 40 is disposed on the front filter element 10, and the rear filter element 40 and the front filter element 10 form a second composite filter element 63. So set up, with leading filter core 10 and the set formation second composite filter element 63 of rearmounted filter core 40, can reduce the occupation space of rearmounted filter core 40 and leading filter core 10 in water purifier 100, and then can reduce the occupation space of water purifier 100.

Further, the second composite filter element 63 includes: the filter comprises a shell, a first filter material and a second filter material, wherein the shell is provided with a front cavity and a rear cavity, the first filter material is at least one and is arranged in the front cavity to form a front filter element 10, and the second filter material is at least one and is arranged in the rear cavity to form a rear filter element 40. That is, the front filter element 10 and the rear filter element 40 are separated by the housing, and the front filter element 10 and the rear filter element 40 are both composed of at least one filter material, so that the filter materials with different filtering functions can complement each other in advantages, thereby widening the applicable environment and being particularly suitable for liquid with complex water quality environment. In addition, the front filter element 10 and the rear filter element 40 which are composed of a plurality of filter materials have low filtering cost, less materials are used in the manufacturing process, less supporting equipment is required in the use process, and the space and the time are saved in the use process.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the utility model and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the utility model.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example.

While embodiments of the utility model have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the utility model, the scope of which is defined by the claims and their equivalents.

Claims (12)

1. A water purifier, characterized by comprising:

a front filter element;

the first functional filter element is communicated with the preposed filter element;

the second functional filter element and the first functional filter element are different filter elements and are communicated with the first functional filter element;

a rear filter element communicated with the second functional filter element, wherein,

the first function filter core is for receiving the filter core and being provided with first pure water outlet, rearmounted filter core is provided with second pure water outlet.

2. The water purifier of claim 1, wherein the first functional filter element is provided with a first waste water outlet and the second functional filter element is provided with a second waste water outlet;

the water purifier further includes: the water path assembly is provided with a first water path, a second water path and a total waste water port, the first water path is connected between the first waste water outlet and the total waste water port, and the second water path is connected between the second waste water outlet and the total waste water port.

3. The water purifier of claim 1, wherein the first functional filter element is provided with a first wastewater outlet, and the second functional filter element is provided with a second wastewater outlet and a pure water inlet;

the water purifier further includes: the water path assembly is provided with a first water path, a second water path and a total waste water port, the first water path is connected between the first waste water outlet and the pure water inlet, and the second water path is connected between the second waste water outlet and the total waste water port.

4. The water purifier of claim 1, wherein the second functional filter element is a reverse osmosis filter element, and a first booster pump is disposed between the reverse osmosis filter element and the nanofiltration filter element.

5. The water purifier of claim 1, wherein the second functional filter element is an ion exchange resin filter element or an electrodialysis filter element.

6. The water purifier according to claim 1, wherein the pre-filter element is plural and comprises: PP filter core and carbon filter core, carbon filter core connect in the PP filter core with between the first function filter core.

7. The water purifier of claim 6, wherein the PP filter element is a PP cotton filter element or a PP pleated filter element; and/or

The carbon filter element is an activated carbon filter element, or the carbon filter element is a carbon rod filter element and a carbon fiber filter element.

8. The water purifier of claim 1 wherein the pre-filter is a first composite filter having at least two filter materials.

9. The water purifier of claim 1, wherein a scale inhibitor is disposed within the pre-filter element.

10. The water purifier according to claim 1, further comprising: the second booster pump is arranged between the preposed filter element and the first functional filter element; or

Leading filter core is a plurality of, and is a plurality of leading filter core series connection, the second booster pump sets up in two adjacent between the leading filter core.

11. The water purifier of claim 1, wherein the post-filter element is disposed on the pre-filter element and forms a second composite filter element with the pre-filter element.

12. The water purifier of claim 11, wherein the second composite filter element comprises: the filter comprises a shell, a first filter material and a second filter material, wherein the shell is provided with a front cavity and a rear cavity, the first filter material is at least one and is arranged in the front cavity to form the front filter element, and the second filter material is at least one and is arranged in the rear cavity to form the rear filter element.

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