CN204727676U - Water-saving cuticula reverse osmosis water purifier - Google Patents

Water-saving cuticula reverse osmosis water purifier Download PDF

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Publication number
CN204727676U
CN204727676U CN201520168122.1U CN201520168122U CN204727676U CN 204727676 U CN204727676 U CN 204727676U CN 201520168122 U CN201520168122 U CN 201520168122U CN 204727676 U CN204727676 U CN 204727676U
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water
unit
valve
purifying machine
pure water
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杨正涛
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Yang Zheng-Tao
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Yang Zheng-Tao
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Abstract

The utility model is applicable to environmental protection and field of household appliances, a kind of water-saving cuticula reverse osmosis water purifier is provided, described water-purifying machine comprises: prefilter unit, activated carbon filtration unit, osmosis filtration unit, presser unit, and described water-purifying machine comprises: entering water electromagnetic valve, back flushing magnetic valve; The input terminus of described prefilter unit is connected to entering water electromagnetic valve, the output terminal of described osmosis filtration unit comprises: pure water delivery port and dense water output, described dense water output connects concentrated water discharge valve and forms concentrated water discharge passage, described pure water delivery port is connected with pure water pressure pot, and the output terminal of pure water pressure pot is connected on the former water input port of described osmosis filtration unit by pure water magnetic valve; Described water-purifying machine also comprises: check valve, and described check valve is connected on the water purification delivery port passage of pure water magnetic valve and prefilter unit.The technical scheme that the utility model provides has the advantage of long service life.

Description

Water-saving cuticula reverse osmosis water purifier
Technical field
The utility model belongs to environmental protection and field of household appliances, particularly relates to a kind of water-saving cuticula reverse osmosis water purifier.
Background technology
Water purifier is also water-purifying machine, strainer, is the miniature water treatment facility by carrying out deep purifying process to water quality to the service requirements of water.Water purifier said at ordinary times, generally refers to the minifilters used as family.Water purifier, according to different cleaning principles and technique, can divide many types.Wherein RO reverse osmosis technology filtering accuracy is the highest, and the aperture due to reverse osmosis membrane only has 0.0001 micron, only allows water molecules to pass through, is almost all trapped eliminating to the impurity contained such as objectionable impuritiess such as agricultural chemicals, bacterium, virus, heavy metal all in water.
In the prior art, water-purifying machine generally adopts cascade filtration, mainly comprise prefilter unit, osmosis filtration unit, described osmosis filtration unit generally comprises RO reverse osmosis membrane filter core, from the output of pure water mouth after osmosis filtration unit filters is pure water, prefilter unit is made up of multistage, the first step is PP filter element filtering, the second stage is activated carbon filtration, the third stage is that PP filters, because osmosis filtration needs certain pressure, when former water pressure is inadequate, general meeting can arrange a presser unit between prefilter unit and osmosis filtration unit, presser unit is pressurizeed to former water, when entering osmosis filtration unit to make former water, there is certain pressure, from the angle water-purifying machine use cost of use cost, maximum cost is prefilter unit filter core and RO reverse osmosis membrane, because of prefilter unit PP filter core belong to disposable abandon can not automatically clean need periodic replacement, promoted the key becoming water-purifying machine reduction use cost work-ing life of prefilter unit and RO reverse osmosis membrane by effective technique means for this reason, so the filter core of existing water-purifying machine equipment is short for work-ing life.
Summary of the invention
The object of the utility model embodiment is to provide a kind of water-saving cuticula reverse osmosis water purifier, is intended to solve existing technical scheme RO reverse osmosis membrane and the prefilter unit short problem affecting the frequent more renew cartridge of water-purifying machine in work-ing life.
On the one hand, provide a kind of water-saving cuticula reverse osmosis water purifier, described water-purifying machine comprises: prefilter unit, activated carbon filtration unit, osmosis filtration unit, presser unit, and described water-purifying machine comprises: entering water electromagnetic valve, back flushing magnetic valve; The input terminus of described prefilter unit is connected to entering water electromagnetic valve, back flushing magnetic valve in parallel between entering water electromagnetic valve with prefilter unit input terminus; The output terminal of described osmosis filtration unit comprises: pure water delivery port and dense water output, described dense water output connects concentrated water discharge valve and forms concentrated water discharge passage, described pure water delivery port is connected with pure water pressure pot, and the output terminal of pure water pressure pot is connected on the former water input port of described osmosis filtration unit and on the water purification output terminal of prefilter unit by pure water magnetic valve;
Described water-purifying machine also comprises: the first check valve and the second check valve, and described first check valve is connected on the water purification delivery port passage of prefilter unit; Described second check valve is connected on the passage between pure water magnetic valve and the former water input port of described osmosis filtration unit.
Optionally, described water-purifying machine also comprises:
Flow-limiting valve, described flow-limiting valve is connected across on the passage of described dense water output and described presser unit input terminus.
Optionally, described prefilter unit is the prefilter unit adopting ultra-filtration membrane or foldable filter element.
Optionally, described activated carbon filtration unit is specially: sintering activity charcoal or carbon fiber active carbon filter core.
In the utility model embodiment, the technical scheme that the utility model provides provides a kind of water-saving cuticula reverse osmosis water purifier, compared with prior art frequently need not change prefilter unit and osmosis filtration unit, ultra-filtration membrane adopts timing water purification back flushing automatic pollution discharge to substantially prolongs ultra-filtration membrane life cycle, pure water pressure pot output terminal is connected to the timing of osmosis filtration input terminus by pure water magnetic valve and more easily dissolves RO film soaking flushing RO film surface solid impurity, not easily stick to membrane surface flushing for a long time and more thoroughly greatly improve the reverse osmosis units life-span, concentrate recirculation and the former water concentrated water drainage that reduces used in combination is adopted high-volume to save that water resources is corresponding extends prefilter unit life cycle, the utility model extends prefilter unit generally in a word, the life cycle of RO film reduces water-purifying machine cost of use and reaches water saving, energy-conservation advantage.
Accompanying drawing explanation
The structural representation of the embodiment one that Fig. 1 provides for the utility model;
The structural representation of the embodiment two that Fig. 2 provides for the utility model.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
The utility model provides embodiment one, embodiment one provides a kind of water-saving cuticula reverse osmosis water purifier, this water-purifying machine as shown in Figure 1, 2, comprise: comprise entering water electromagnetic valve 1, prefilter unit 2, described prefilter unit 2 can be: ultra-filtration membrane or folding type filter element, described activated carbon filtration unit 4 is specifically as follows: sintering activity charcoal or carbon fiber gac, osmosis filtration unit 6, described osmosis filtration unit 6 comprises: RO reverse osmosis membrane, is provided with presser unit 5 between described prefilter unit 2 and osmosis filtration unit 6, the input terminus of prefilter unit 2 is connected to entering water electromagnetic valve 1 to control water inlet, and back flushing magnetic valve 3 in parallel, the output terminal of described osmosis filtration unit 6 comprises pure water delivery port 51 and dense water output 52, described dense water output 52 connects concentrated water discharge valve 10 and forms concentrated water discharge passage, its main points are that described pure water delivery port 51 is connected with pure water pressure pot 9, the output terminal of pure water pressure pot 9 is connected on the former water input port of described osmosis filtration unit 6 and on the water purification delivery port of prefilter unit 2 by pure water magnetic valve 7, this water-purifying machine also comprises by the first check valve 8 and the second check valve 13, on passage between the water purification delivery port 53 that first check valve 8 is connected to pure water magnetic valve 7 and prefilter unit 2, second check valve 13 is connected on the passage between pure water magnetic valve 7 and the former water input port of described osmosis filtration unit 6, this water-purifying machine also comprises control unit 11, described control unit 11 comprises some control output ends, described control output end is connected respectively to presser unit 5, concentrated water discharge valve 10, pure water magnetic valve 7, entering water electromagnetic valve 1, on back flushing magnetic valve 3.
The utility model preferred embodiment (two), as shown in Figure 2, a kind of water purification maintenance water-saving reverse osmosis water purifier provided, comprises prefilter unit 2, osmosis filtration unit 5, described osmosis filtration unit 5 comprises RO reverse osmosis membrane, be provided with presser unit 5 between described prefilter unit 2 and osmosis filtration unit 6, in this preferred embodiment, the input terminus of described prefilter unit 2 is connected to entering water electromagnetic valve 1, to control water inlet and back-washing valve in parallel 3; The output terminal of described osmosis filtration unit 5 comprises pure water delivery port 51 and dense water output 52, described dense water output 52 connects concentrated water discharge valve 10 and forms concentrated water discharge passage, also comprise a flow-limiting valve 12 described in its main points are, described flow-limiting valve 12 is connected across on the passage of dense water output and presser unit 5 input terminus.
In this preferred embodiment, what described prefilter unit 2 adopted is ultra-filtration membrane or foldable filter element, simultaneously a described prefilter unit 2 input terminus scouring electromagnetic valve 3 in parallel.Also comprise control unit 11, described control unit 11 comprises some control output ends, and described control output end is connected respectively on presser unit 5, concentrated water discharge valve 10, pure water magnetic valve 7, entering water electromagnetic valve 1, back flushing magnetic valve 3.
The water-saving cuticula reverse osmosis water purifier of one of the present utility model, comprise prefilter unit, activated carbon filtration unit, osmosis filtration unit, described osmosis filtration unit comprises RO reverse osmosis membrane, at least presser unit is provided with between described prefilter unit and osmosis filtration unit, the output terminal of described osmosis filtration unit comprises pure water delivery port and dense water output, described dense water output connects concentrated water discharge valve and forms concentrated water discharge passage, it is characterized in that described pure water delivery port is connected with pure water pressure pot, pure water pressure pot output terminal is connected to osmosis filtration input terminus by pure water magnetic valve and is connected on prefilter unit water purification delivery port passage by check valve, dense water output is connected to hinge structure the utility model on presser unit former water input terminus passage by flow-limiting valve and extends preposition filter core generally, the life cycle of RO film reduces water-purifying machine cost of use and reaches water saving, energy-saving effect.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all do within spirit of the present utility model and principle any amendment, equivalent to replace and improvement etc., all should be included within protection domain of the present utility model.

Claims (6)

1. a water-saving cuticula reverse osmosis water purifier, described water-purifying machine comprises: prefilter unit, osmosis filtration unit, presser unit, is characterized in that,
Described water-purifying machine comprises: entering water electromagnetic valve, back flushing magnetic valve; The input terminus of described prefilter unit is connected to entering water electromagnetic valve, back flushing magnetic valve in parallel between entering water electromagnetic valve with prefilter unit input terminus; The output terminal of described osmosis filtration unit comprises: pure water delivery port and dense water output, and described dense water output connects concentrated water discharge valve and forms concentrated water discharge passage.
2. water-saving cuticula reverse osmosis water purifier according to claim 1, it is characterized in that, described pure water delivery port is connected with pure water pressure pot, and the output terminal of pure water pressure pot is connected on the former water input port of described osmosis filtration unit by pure water magnetic valve.
3. water-purifying machine also comprises according to claim 1: the first check valve and the second check valve, on the passage between the water purification delivery port that described first check valve is connected to pure water magnetic valve and prefilter unit; Described second check valve is connected on the passage between pure water magnetic valve and the former water input port of described osmosis filtration unit.
4. water-purifying machine according to claim 1 also comprises: activated carbon filtration unit is specially: sintering activity charcoal or carbon fiber active carbon filter core.
5. water-purifying machine according to claim 1, is characterized in that, described water-purifying machine also comprises:
Flow-limiting valve, described flow-limiting valve is connected across on the passage of described dense water output and described presser unit input terminus.
6. water-purifying machine according to claim 1, is characterized in that,
Described prefilter unit is the prefilter unit adopting ultra-filtration membrane or foldable filter element.
CN201520168122.1U 2015-03-24 2015-03-24 Water-saving cuticula reverse osmosis water purifier Active CN204727676U (en)

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Application Number Priority Date Filing Date Title
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105417751A (en) * 2015-12-04 2016-03-23 李秀田 Water purifier
CN105585075A (en) * 2015-12-17 2016-05-18 珠海格力电器股份有限公司 Water purifying system and flushing method thereof

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105417751A (en) * 2015-12-04 2016-03-23 李秀田 Water purifier
CN105585075A (en) * 2015-12-17 2016-05-18 珠海格力电器股份有限公司 Water purifying system and flushing method thereof
CN105585075B (en) * 2015-12-17 2018-11-30 珠海格力电器股份有限公司 Water purification system and its purging method

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